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001 Depressive Disorders are Associated with Higher Rates of Complications, Readmissions, and Episode of Care Costs following Knee Arthroscopy 002 Characterization of Synovial Fluid Inflammatory Biomarkers at the Time of Anterior Cruciate Ligament Reconstruction and Changes on Preoperative MRI 003 Timing of Preoperative Patient-Reported Outcome Measures Matters in Patients Undergoing Anterior Cruciate Ligament Reconstruction 004 Prospectively Collected Resiliency Score Associated with Preoperative Patient-Reported Outcomes in Sports Medicine Surgical Population 005 The Influence of Lead Knee Extension on Ball Velocity and Elbow Varus Torque in High School and Professional Baseball Pitchers 006 The Incidence of Osteochondritis Dissecans of the Capitellum in School-Age Baseball Players Decreased after the In-Game Pitch Count Limit per Pitcher: Prospective 5-Year Cohort Study 007 Effect of Inflammatory Cytokines on Chondrogenic Progenitor Cells 008 Metabolomic and Proteomic Characterization of the Human Fracture Microenvironment Milieu: The Effect of Patient Age 009 Local Environment Changes Driving Progression to Nonunion 010 Biomechanic Simulations of Fracture Nonunions can Determine the Need for Additional Biologic Procedures during Revision Surgery – A Finite Element Analysis 011 Targeted Delivery of GSK-3ß Inhibitor Loaded Nanoparticles for Fracture Healing in a Murine Nonunion Model 012 Beta Blockers Associated with Increased Nonunion following Fracture 013 Early Axial Interfragmentary Motion and its Impact on the Fracture Healing Environment: A Scoping Review 014 Titanium vs. Stainless Steel Alloy Bridge Plates for Distal Femur Fractures: Does Callus Form Earlier with Titanium? 015 Bridge Plate Fixation of Distal Femur Fractures: Defining Deficient Radiographic Callus Formation and its Associations 016 Bone Regeneration Using Autologous Adipose-Derived Stem Cell Spheroid Complex 017 Tibial Fracture – Platelet Rich Plasma and Bone Marrow Aspirate Concentrate (T-PAC): A Randomized Controlled Feasibility Study 018 Cast Treatment Leads to Similar Radiographic Outcomes and Decreased Surgical Morbidity Compared to Flexible Nailing for Isolated, Closed Pediatric Tibia Fractures 019 Exploring Outcomes of Rigid Tibial Intramedullary Nailing in Pediatric Patients 020 Congenital Vertical Talus Deformity in Children with Distal Arthrogryposis: Good Clinical Outcomes Despite High Rate of Residual Radiographic Deformity 021 Is Percutaneous Heel Cord Tenotomy a Necessary Component in the Ponseti Treatment of Idiopathic Clubfoot Deformity? 022 Severity of Flatfoot Deformity is Not Associated with the Degree of Pain and Impairment in Physical Function 023 Virtual Reality Use in Pediatric Patients for Orthopedic Clinical Procedures: A Randomized Prospective Trial of Efficacy 024 Scoliosis School Screening in the United States: What is the Current Lay of the Land? 025 The Effect of Idiopathic Scoliosis on Natural Delivery and Use of Epidural Anesthesia: A Matched Cohort Study 026 Maintenance of Curve Correction and Unplanned Return to the Operating Room with Magnetically Controlled Growing Rods for Early Onset Scoliosis: A Cohort of 24 Patients with Follow Up between 2 and 7 Years 027 Anesthesia Complications of NPO Violations in Pediatric Orthopaedic Emergencies 028 Utility of Fast MRIs in Pediatric Elbow Injuries 029 Impact of Iron Deficiency Anemia on Postoperative Outcomes of Thoracolumbar Spinal Fusion (>2-level) on Patients with Adult Spinal Deformity with Minimum 2-Year Follow-Up Surveillance 030 Posterior Fixation without Debridement for Vertebral Body Osteomyelitis and Discitis: A 10-Year Retrospective Review 031 Impact of Smoking Status on Early and Late Outcomes after Adult Spinal Deformity Surgery 032 Lower Hounsfield Units and Severe Multifidus Sarcopenia are Independent Predictors of Increased Risk for Proximal Junctional Kyphosis and Failure following Thoracolumbar Fusion 033 Complication Rates following Adult Spinal Deformity (ASD) Surgery: The Category of Complication Dictates Timing 034 Long-Term Morbidity in Patients following Surgical Correction of Adult Spinal Deformity: Results from a Cohort with Minimum 5-Year Follow Up 035 Osteoporosis Treatment and Outcomes in Patients Undergoing Adult Spinal Deformity Surgery 036 Persistent Lower Extremity Compensation for Sagittal Imbalance following Surgical Correction of Complex Adult Spinal Deformity: A Radiographic Analysis of Early Impact 037 Defining a High Risk Adult Spinal Deformity Patient 038 Opioid Sparing Anesthesia for Adult Spinal Deformity Surgery Reduces Postoperative Pain, Length of Stay, ICU Stay, Opioid Consumption, and Opioid-Related Complications: A Propensity Matched Analysis 039 Is there a Correlation Between Degree of Facet Degeneration and Increase in Spinal Canal Volume after a Minimally Invasive Pre-psoas Interbody Fusion? A Minimum 2-Year Follow-Up Study 040 Why Do Infants and Children Recover from Nerve Injury better than Adults? Differential Expression of Acetylcholine Receptor Subunits at the Motor Endplates 041 Traumatic Peripheral Nerve Injuries in Pediatric Patients Treated with Allograft Repair 042 Evaluation of Concomitant Carpal Tunnel Release with Forearm Fasciotomy for Acute Compartment Syndrome 043 Comparison of Two Cannulated Lag Screw Placements for Internal Fixation in Treatment of Transverse Fracture of Proximal Phalanx 044 Complications Rates and Postoperative Outcomes of Small Finger Metacarpal Fractures treated by Plate and Screw or Percutaneous Intramedullary Screw Fixation 045 Long-Term Outcomes Comparing Patients with Carpometacarpal Arthroplasty and Metacarpophalangeal Fusion, Carpometacarpal Arthroplasty, and the Unoperated Side 046 Prior Authorization is Burdensome for Total Joint Arthroplasty Surgeons: A Survey of the American Association of Hip and Knee Surgeons Membership 047 Lessons Learned from Comprehensive Care for Joint Replacement at a Tertiary Academic Center: The Good, the Bad, and the Ugly 048 The Evolution of Surgeon-Industry Relationships in the First Seven Years of the Open Payments Database 049 Surprise Billing following Rotator Cuff Repair and Its Effect on Patient Satisfaction 050 Surgeon Age, Years in Practice, and Gender are Associated with Patient Satisfaction Scores 051 Utility of Post Anesthesia Care Unit vs. Postoperative Day 1 Radiographs Following Shoulder Arthroplasty 052 Determining the Drivers of Cost in Arthroscopic Rotator Cuff Repair: A Time-Driven Activity-Based Costing (TDABC) Analysis 053 Tear Progression of Symptomatic Rotator Cuff Tears with a Mean 57-Month Follow Up 054 Is Supraspinatus Atrophy on MRI Associated with Histologic Atrophy of the Supraspinatus Muscle Fibers? 055 Latissimus Dorsi Transfer versus Lower Trapezius Transfer for Posterosuperior Irreparable Rotator Cuff Tears 056 Management of Irreparable Rotator Cuff Tears: Margin Convergence and Superior Capsular Reconstruction have Equal Outcomes in Patients with Preserved Preoperative Forward Flexion 057 Outcome and Predictors for Surgery for Nonoperative Treatment of Atraumatic Symptomatic Full Thickness Rotator Cuff Tears: 10-Year Follow Up of the MOON Shoulder Cohort 058 Supraspinatus Cord and Strap Tears Can Be Treated Conservatively: A Biomechanical Study 059 Early vs. Late Physiotherapy following Arthroscopic Rotator Cuff Repair with Small and Medium Size Tear: A Randomized Clinical Trial 060 Factors Associated with Genetic Markers for Rotator Cuff Disease in Patients with Atraumatic Rotator Cuff Tears 061 Long-Term Clinical and Structural Outcomes of Arthroscopic Superior Capsule Reconstruction for Irreparable Rotator Cuff Tears: 10-Year Follow Up 062 Rotator Cuff Repair Failure With and Without Arthroscopic Acromioplasty: Analysis of a National Medicare Database 063 Significantly Higher Odds of Primary Fragility Fractures in Male Patients 65 and Older: A Stratum Specific Likelihood Ratio Analysis 064 An 8-Item Modified Frailty Index as a Risk Assessment Tool for Long-Bone Fractures: Analysis of 150,452 Patients 065 What About the Nonsurgical Geriatric Trauma Patient? How to Standardize Quality in Retrospective "Look-Backs" Using the Charlson Comorbidity Index to Predict the American Society of Anesthesiologists' (ASA) Score 066 Progression of Asymptomatic Contralateral Femur in Patients with Complete Atypical Femoral Fractures According to the Initial Radiographic Finding 067 Heterogenous Histology in Atypical Femoral Fractures without Bisphosphonate Treatment: A Case Series Comparing Bisphosphonate Treated with Untreated Patients 068 Diagnostic Accuracy of Radiology Reports in Atypical Femoral Fractures is Improving but Remains Low 069 Significant Loss of Skeletal Muscle Mass Occurs after Femoral Fragility Fracture 070 3-Month and 12-Month Mortality Rates after Geriatric Hip Fractures are Improving 071 Other than Delay, What Else Increases Risk of Mortality following Hip Fracture Surgery? Are We Missing Something? 072 Tranexamic Acid Administered at Time of Hospital Admission Does Not Decrease Transfusion Rates or Blood Loss for Extracapsular Hip Fractures: A Double-Blinded Randomized Clinical Trial 073 Hemodilution and Avoidable Blood Transfusions: Are We Over-Resuscitating Patients after Hip Fracture Surgery? 074 Lower Revision Risk with All-Polyethylene Tibial Components in Total Knee Arthroplasty: An Analysis of the American Joint Replacement Registry 075 Increased Revision Risk with Rotating Platform Bearings in Total Knee Arthroplasty: An Analysis of the American Joint Replacement Registry 076 Do Patient-Reported Outcome Measures Change with Different Polyethylene Design and Thicknesses in Primary Total Knee Arthroplasty? A Prospective Cohort Analysis from a Tertiary Academic Center 077 Nickel-Free Primary Total Knee Arthroplasty Implants Do Not Improve Clinical Outcomes for Patients with Nickel Allergy 078 Cementless Total Knee Arthroplasty is a Risk Factor for Early Aseptic Loosening in a Large National Database 079 Midterm Survivorship of Primary Total Knee Arthroplasty with a Specific Recalled Implant: High Rate of Aseptic Failure 080 Titanium vs. Cobalt Chromium Tibial Trays: Proximal Tibial Stress-Related Changes 081 Clinical Performance and Radiographic Observations of Single vs. Multiple Radius Femoral Components in Primary Total Knee Arthroplasty 082 Tibial Stems Used in Primary Total Knee Arthroplasty Lowers All-Cause Revision and Revision for Loosening: Analysis of Data from a Large National Arthroplasty Registry 083 A Large National Insurance Database Analysis of Two-Year Revision and Complication Rates after Patellofemoral Arthroplasty 084 The Relative Effect of Surgeon vs. Prosthesis on Revision Rates of Primary Total Knee Arthroplasty 085 Anterior Spinal Cord Decompression via a Posterolateral Approach for the Treatment of Ossification of the Posterior Longitudinal Ligament in the Thoracic Spine: A Prospective Cohort Study 086 Prospective, Randomized Controlled FDA Study of Lumbar Facet Replacement vs. Transforaminal Lumbar Interbody Fusion for Degenerative Spondylolisthesis: Two-Year Outcomes 087 Multi-Level Tandem Spondylolisthesis Associated with Reduced “Safe Zone” for Lateral Lumbar Interbody Fusion at L4-5 088 Comparing Patient-Reported Outcomes in Patients Undergoing Lumbar Fusion for Isthmic Spondylolisthesis with Predominant Back Pain versus Predominant Leg Pain Symptoms 089 Preoperative Opioid Use and Patient-Reported Outcomes following Lumbar Spine Surgery 090 The Effect of Culture Positivity on Clinical Outcomes of Primary Lumbar Fusion 091 A Novel Neurovascular Classification System for Lateral Lumbar Surgery 092 Intravenous versus Oral Administration of Acetaminophen Perioperative to Instrumented Lumbar Fusion: A Single Center, Randomized Control Trial 093 Risk Factors for Ambulatory Surgery Conversion to Extended Stay among Patients Undergoing Posterior Lumbar Decompression 094 Impact of Prospective, System-Wide Intervention to Influence Opioid Prescribing Practices Among Patients with Back Pain 095 A Comparison of Inpatient versus Ambulatory Lumbar Surgical Care Utilization among Minority Patients 096 Current Classifications of Spine Stiffness and Total Hip Arthroplasty Impingement Computer Simulations are Flawed Due to Wrong Assumptions 097 Treatment of Prosthetic Joint Infection Requires Extensive Administrative Work 098 Hospital and Surgeon Competition and its Association with Disclosure of Payments for Major Joint Arthroplasty 099 Prevalence of Limb Length Inequality in an Asymptomatic Population 100 Hospital Exposure Prior to Total Hip Arthroplasty: Are Perioperative Outcomes Impacted? 101 Preoperative Anemia is an Independent Risk Factor for Increased Complications and Mortality after Total Hip Arthroplasty, Regardless of Postoperative Blood Transfusion 102 Cemented Femoral Fixation for Total Hip Arthroplasty Reduces the Risk of Periprosthetic Femur Fracture in Patients 65 Years or Older: An Analysis from the American Joint Replacement Registry 103 Patient-Reported Outcome Measures in Conventional Total Hip Arthroplasty Versus Robotic-Arm Assisted Arthroplasty: A Prospective Cohort Study with Minimum Three Years Follow Up 104 Less than One-Third of Hospitals Provide Compliant Price Transparency Information for Total Joint Arthroplasty Procedures 105 Bisphosphonates Increase the Risk of Periprosthetic Fracture after Total Hip Arthroplasty 106 How to Raise the Bar in the Capture of Patient-Reported Outcome Measures in Total Hip Arthroplasty? Current Results from Active and Passive Follow-Up Measures 107 Occurrence of Periprosthetic Fractures after Hip Hemiarthroplasty: A Review of 4,083 Operations from a Single Center 108 Increased Risk of Postoperative Periprosthetic Femur Fracture with Cementless Versus Cemented Hemiarthroplasty: A Nationwide Database Study of 24,468 Femoral Neck Fractures 109 Surgeon Volume and its Relationship to Revision Risk by Fixation Method for Hip Arthroplasty Undertaken for Hip Fracture 110 Postoperative Osteoporosis Therapy in Patients Undergoing Arthroplasty for Femoral Neck Fractures Prevents Periprosthetic Fractures 111 Ambulation Distance within 72 Hours is a Predictor of 90-Day Ambulatory Capacity in Elderly Patients 112 Preoperative Thrombocytosis is Associated with Adverse Postoperative Outcomes after Hip Fracture Surgery 113 Malreduction is the Most Important Technical Factor Contributing to Nonunion in Supracondylar Distal Femur Fractures Treated with Lateral Locked Plating 114 Dual Plate Fixation for Distal Femur Fractures: A Multicenter Case Series 115 The Comparison of Femur Fracture Internal Fixation (COFFIN) Study: A Preliminary Report among Locked Lateral Plating, Retrograde Nailing, Nail Plate Combination, and Dual Plating for Distal Femur Fractures 116 Varus Malreduction Drives Cut-Out after Cephalomedullary Nailing of Intertrochanteric Fractures 117 Fixation Failure following Operative Repair of Intertrochanteric Fractures: It's Not Just the Tip Apex Distance 118 Tibiopedal Motion following Tendo-Achilles Lengthening or Gastrocnemius Recession in Total Ankle Replacement: A Comparative Cohort Study 119 Racial Disparities in the Utilization of Ankle Arthroplasty and Arthrodesis in the United States: National Trends from 2002 to 2017 120 Fixed Bearing Total Ankle Arthroplasty: Clinical Results at a Mean of 11 Years 121 Passive Eversion Assessment for Progressive Collapsing Foot Deformity after Lateral Column Lengthening: A Cadaveric Biomechanical Study 122 Incidence and Predictors of Valgus Tibiotalar Tilt after Progressive Collapsing Foot Deformity Reconstruction using Subtalar Fusion 123 Lateralizing Calcaneal Osteotomy Performed with a Percutaneous Burr Results in a Significantly Lower Increase in Tarsal Tunnel Pressure 124 The Effect of Varus-Valgus Rotation on Polyethylene Fatigue in Mobile Bearing Total Ankle Replacements 125 Four-Dimensional CT Analysis of Ankle Motion and Syndesmosis in Ankle Osteoarthritis 126 A Cohort Study of Risk Factors for Failure of Total Ankle Replacements: A Data Linkage Study Using the National Joint Registry and NHS Digital 127 Talar Head Coverage Correction in the Absence of Lateral Column Lengthening: A Prospective Study with Calcaneal Osteotomy and First Ray Procedures 128 The Effect of Surgery on Osteoarthritis of Ankle Joint for Locomotive Syndrome: Comparison of Supramalleolar Osteotomy and Arthrodesis 129 Does the American Joint Replacement Registry Correctly Classify Diagnoses in Aseptic Revision Total Hip Arthroplasty? 130 Comparison of Anesthetic Types in the Setting of Total Hip Arthroplasty: A NSQIP Analysis between 2008 and 2016 131 Immersive Virtual Reality is Superior to Conventional Training for Novice Scrub Nurses Learning Anterior Approach Total Hip Arthroplasty: A Randomized Controlled Trial 132 The Influence of Dorr Type and Femoral Fixation on Outcomes following Total Hip Arthroplasty for Acute Femoral Neck Fractures: A Multicenter Study 133 The Removal of Total Hip Arthroplasty from the Inpatient-Only List has Required an Expansion of Patient Optimization Efforts without Impacting Short-Term Outcomes 134 Comparing Current Uncemented, Hybrid, and Cemented Implant Combinations in Older Patients Undergoing Primary Total Hip Arthroplasty: A New Zealand Joint Registry Study 135 Neighborhood Socioeconomic Disadvantages Associated with Increased Rates of Revisions, Readmissions, and Complications after Total Joint Arthroplasty 136 Order of Operation Matters in Concomitant Hip and Spine Pathology 137 Comparison of Lidocaine versus Bupivacaine Neuraxial Anesthesia in Total Hip Arthroplasty: A Randomized, Double-Blind, Prospective Study 138 Medicaid Patients Undergo Total Joint Arthroplasty at Lower Volume Hospitals by Lower Volume Surgeons 139 Predictive Factors of Pain and Functional Outcome 5-years following Total Hip Arthroplasty: A Prospective Cohort Study 140 Does Needle Penetration of the Shoulder Joint Prior to Arthroscopy Increase Infection Risk? The Effect of Preoperative Magnetic Resonance Arthrogram or Corticosteroid Injection 141 Social Determinants of Health Disparities are Associated with Increased Costs, Revisions, and Infection in Patients Undergoing Arthroscopic Rotator Cuff Repair 142 Psychological Distress is a Stronger Driver of Shoulder Pain and Function than Tear Severity in Patients Undergoing Rotator Cuff Repair 143 Unsupervised Machine Learning to Identify Clinically Meaningful Subgroups in Patients Undergoing Arthroscopic Rotator Cuff Repair 144 Identification of Rare Candidate Genetic Variants Associated with Rotator Cuff Tearing 145 Arthroscopic Repair of Large and Massive Rotator Cuff Tears Complete Repair with Aggressive Release Compared with Partial Repair Alone at a Minimum Follow Up of 5 Years 146 Effect of Bone Marrow Aspirate Concentrate with Different Carriers for the Regeneration of Tendon in a Chronic Rotator Cuff Tear Model of Rabbit 147 Suprascapular Nerve Decompression: An Updated Systematic Review 148 Tear Progression in Symptomatic Partial-Thickness Rotator Cuff Tears: Association with Initial Tear Involvement and Work Level 149 Effect of Polydeoxyribonucleotide on Tendon Healing and Fatty Degeneration in Arthroscopic Rotator Cuff Repair 150 Ethnicity, Sex, and Socio-Economic Disparities in the Treatment of Traumatic Rotator Cuff Injuries in Aotearoa/New Zealand 151 Proposed Classification System of Radiographic Bone Changes after Cervical Disc Replacement 152 Does Disc Distraction after Cervical Total Disc Arthroplasty Impact Range of Motion and Patient-Reported Outcomes? 153 Impact of Mental Health Scores on Clinical Outcomes in Cervical Disc Replacement 154 Outcomes of Multilevel Anterior and Posterior Approaches to the Cervicothoracic Junction: A Single Center’s Experience on Whether to Cross the Cervicothoracic Junction 155 Is Severe Mechanical Neck Pain a Contraindication to Performing Laminoplasty in Patients with Cervical Spondylotic Myelopathy? 156 Anterior Cervical Discectomy and Fusion to Treat Double Crush Syndrome: Is Subsequent Peripheral Nerve Decompression Necessary? 157 Racial Disparities in Outpatient Anterior Cervical Discectomy and Fusion and Cervical Disc Replacement 158 Impact of Enhanced Recovery after Surgery (ERAS) Program on Postoperative Course in Adult Cervical Deformity Patients 159 Anterior Cervical Hybrid Constructs Reduce Upper Adjacent Segment Hypermobility Compared to Anterior Cervical Discectomy and Fusion 160 Anterior Cervical Discectomy and Fusion Survivorship using a Combined 3D Printed Interbody Spacer, Plate, and Integral Screws: 338 Consecutive Patients. 161 Identification of Novel Genetic Markers for Risk of Pseudarthrosis after Spinal Fusion: A Genome-Wide Association Study 162 Risk Factors for Venous Thromboembolism following Anterior Cruciate Ligament Reconstruction 163 Return to Play following Lateral Ankle Ligament Repair: A Systematic Review 164 Anterior Cruciate Ligament (ACL) Reconstruction with Hamstring Tendon is Associated with a Sixfold increase in Failure Rates Compared with Patella Tendon Grafts in Young Females: A Cohort Study from the New Zealand ACL Registry 165 Risk Factors for Anterior Cruciate Ligament Graft Failure in Elite Athletes: An Analysis of 342 Professional Athletes with a Mean Follow Up of 100 Months from the SANTI Study Group 166 Risk of Revision and Reoperation after Anterior Cruciate Ligament Reconstruction: Comparison of Quadriceps Tendon, Bone-Patellar Tendon-Bone, and Hamstring Autografts in a US-based Cohort Study of 19,960 Patients 167 Donor Site Morbidity Following Anterior Cruciate Ligament Reconstruction Using Quadriceps Tendon Versus Bone-Patellar Tendon-Bone Autograft: Results at 2-Year Follow-up 168 Revision Anterior Cruciate Ligament Reconstruction Practice Patterns Vary by Surgeon Volume 168 Revision Rates and Outcomes of Endoscopic versus Open Carpal Tunnel Release 169 Preoperative PROMIS Scores Can Predict Failure to Improve after Carpal Tunnel Release 170 Changes in Cross-Sectional Area of the Median Nerve and Boston Carpal Tunnel Questionnaire Scores after Carpal Tunnel Release 171 Assessing Public Reported Perceptions of Hand Surgery Provided in the Office vs. an Ambulatory Surgery Center 172 The Effect of Anticoagulants during Hand Surgery Performed Under Local Anesthesia: A Review of 2,162 Consecutive Cases 173 Diagnosis of Cubital Tunnel Syndrome Using Ultrasound – A Retrospective Comparison to Electrophysiologic Studies 174 Outcomes of Allograft Anterior Cruciate Ligament Reconstruction in Adolescent Patients 175 Meniscal Ramp Lesions in Adolescent Patients Undergoing Primary Anterior Cruciate Ligament Reconstruction 176 Nonsurgical Management of First-Time Patellar Dislocation in the Pediatric Population: Risk of Recurrence and Functional Outcomes 177 A Review of Guided Growth Surgery for Angular Deformity of the Knee: How Predictable is Success? 178 Does Acute Interpositional Adipose Autograft Protect Against Bar Formation In Physeal Fractures? 179 Outcomes of Epiphysiodesis About the Distal Radius and Distal Ulna 180 Impact of Erythropoietin Administration in Knockout Mice Exposed to a Repetitive Microtrauma and Neurodegeneration Protocol for a Neuropathic Murine Model 181 Can Venous Thromboembolism Be Predicted after Ankle Fractures: A Machine Learning Analysis 182 Healthy and Diabetic Primary Human Osteoblasts Exhibit Varying Gene Expression Profiles in High and Low Glucose Environments on 3D-Printed Titanium Surfaces 183 Assessment of Severity in Ankle Osteoarthritis Using Bone Single-Photon Emission Computed Tomography/Computed Tomography Quantification 184 Perspectives from Surgeons and Patients on What Should be Considered a Critical Portion of Foot and Ankle Procedures 185 Analysis of Medicare Reimbursement Rates and Procedure Volume in Ankle Arthroplasty and Ankle Arthrodesis: 2000 - 2020 186 Challenging the Conventional Surgical Corridors in Pelvic Tumors: Is there a Need to Revisit Conventional Pelvic Resections? 187 Postoperative Function and Walking Ability of Hip Transposition Arthroplasty following Resection of Pelvic Sarcoma 188 Is Reconstruction Necessary following Iliosacral Resection? A Comparison of Outcomes from Two Tertiary Sarcoma Centers 189 Randomized Placebo-Controlled Double-Blind Phase II Study of Zaltoprofen for Patients with Diffuse-Type and Unresectable Localized Tenosynovial Giant Cell Tumors: The REALIZE Study 190 Iodine-Loaded Implants in Prevention and Treatment of Surgical Site Infections for Compromised Hosts 191 Over 10 Years Clinical Outcome of Tumor-Devitalized Autografts in Limb-Sparing Surgery for Bone and Soft Tissue Tumors: A Nationwide Multicenter Study 192 Resource Utilization following Anterior versus Posterior Cervical Decompression and Fusion for Acute Central Cord Syndrome 193 Unilateral Cervical Spine Facet Fractures: Radiographic Predictors of Instability 194 Blame the Opioids not the Spine Surgeon: Dislocation Risk is Associated with Preoperative Opiate Use in Lumbar Spine Fusion Patients after Total Hip Arthroplasty. 195 Efficacy of Postoperative Spine Orthosis in the Prevention of Fixation Failure after Surgery for Unstable Thoracolumbar Fractures 196 Spinal Fractures in Fused Spines: Nonsurgical Treatment is a True Alternative 197 Percutaneous versus Open Management of Thoracic and Lumbar Hyperostotic Fractures: A Case Control Study 198 Far from Perfect: Synovial Fluid Next-Generation Sequencing (NGS) in Diagnosing Periprosthetic Joint Infection 199 Diagnosing Prosthetic Joint Infection in Total Hip Arthroplasty: A Comparison of Fluoroscopic- and Ultrasound-Guided Hip Aspiration 200 The Diagnostic Performance of Routine Lab Tests for Identifying Periprosthetic Joint Infection following Hip Hemiarthroplasty 201 Increased Risk of In-Hospital Complications and Costs after Total Hip Arthroplasty for Primary and Secondary Osteonecrosis 202 Failure to Meet Expectations of Sport or Recreation Following Total Hip Arthroplasty is Associated with Younger Age, Heavier Weight, and Worse General Health 203 Hyponatremia is an Overlooked Sign of Trouble following Total Joint Arthroplasty 204 Success of Same Day Discharge in an Ambulatory Surgical Center versus Hospital Setting 205 Predicting Failed Same Day Discharge for Ambulatory Total Hip and Knee Arthroplasty in a Socioeconomically Disparate Community 206 Successful Enhanced Recovery After Surgery (ERAS) for Total Knee Arthroplasty: is Patient Selection Really Necessary? 207 The Implementation of an Early Discharge Joint Replacement Program at a Veterans Affairs Hospital 208 Predictors of Same-Day Discharge after Total Knee Arthroplasty in a Nonselective Cohort of Patients 209 Are Same Day Discharges Utilization and Outcome Similar between Outpatient and Inpatient Primary Total Knee Arthroplasty (TKA) Patients? 210 A New Tool for C. acnes Detection: Antigen Immunoassay 211 Minimal Bacterial Load for Detection of C. acnes in Clinical Isolates: Comparison of Next-Generation Sequencing to Bacterial Culture 212 In Situ Forming Fibrin Gel Encapsulation of Mesenchymal Stem Cell-Exosomes Prevents Tear Progression and Promotes Healing of Partial-Thickness Rotator Cuff Tears 213 A Phase 1 Open-Label Investigator Initiated Trial of Allogeneic Gene-Modified Human Umbilical Vein Endothelial Cells as an Adjunct Cell Therapy for Arthroscopic Rotator Cuff Repair 214 The Use of Intravenous Tranexamic Acid Does Not Improve Arthroscopic Visualization in Shoulder Surgery: A Randomized Controlled Trial 215 Graft Elongation Occurs Beyond Intraoperative Dimensions after Arthroscopic Superior Capsular Reconstruction: An In Vivo Analysis 216 Not All Proximal Humerus Fractures Do Well Without Surgery: Anterior Translation Predicts the Need for Surgery 217 The Impact of Reduction on Survivorship and Outcomes following Locked Plate Fixation of Proximal Humerus Fractures 218 Outcomes of Humerus Nonunion Surgery in Patients Whose Initial Fracture was Treated Nonsurgically 219 Routine Fixation of Humeral Shaft Fractures is Cost-Effective: Cost-Utility Analysis of 215 Patients at a Mean of Five Years following Nonsurgical Management 220 A Comparison of Clinical and Radiographic Outcomes in Surgical versus Nonsurgical Treatment of Humeral Shaft Fractures 222 Synthetic Mesh and Extensor Mechanism Allograft Reconstruction Have High Failure Rates 223 Extensor Mechanism Reconstruction after Total Knee Arthroplasty with Allograft vs. Synthetic Mesh: Is There a Clear Winner? A Multicenter Retrospective Cohort 224 Outcomes of Modern Megaprostheses for Non-Oncologic Limb Salvage 225 Isolated Liner Exchange vs. All-Component Revision for Instability after Total Knee Arthroplasty 226 Prediction of Same-Day Discharge following Revision Total Knee Arthroplasty 228 Retaining a Well-Fixed Cone During Revision Total Knee Arthroplasty: Surgical Technique and Outcome 229 Is Zone 2 Cementless Fixation Better than Hybrid Fixation in Revision Total Knee Arthroplasty with Moderate Bone Loss? An Intermediate-Term Data Analysis 230 Early Aseptic Revisions have a Negative Impact on Patient-Reported Outcomes after Total Knee Arthroplasty 231 Tibial Tubercle Osteotomy in Revision Total Knee Arthroplasty: Contemporary Outcomes in 135 Knees 232 Revision Total Knee Arthroplasty for Arthrofibrosis and Flexion Instability Compared to Isolated Flexion Instability 233 Should We Change the Minimum Follow Up to Evaluate Recurrences after Arthroscopic Bankart Repair? 234 Return-to-Play following Latarjet Procedure in Young Contact Athletes 235 Comparison of On-Track versus Off-Track Lesions: Which Characteristics of Glenoid and Humeral Head Lesions are Clinically Significant? 236 Similar Outcomes following Arthroscopic Bankart Repair between Female and Male Athletes 237 Outcomes of Revision Posterior Shoulder Capsulolabral Repair in Adolescents 238 Arthroscopic Inlay Suprapectoral versus Mini-Open Onlay Subpectoral Biceps Tenodesis: A Prospective, Randomized Analysis of Clinical Outcomes and Ultrasound-Assessed Structural Integrity 239 Medial and Inferior Placement of Biceps Tenodesis Anchor Increases Risk of Postoperative Biceps Pain in Arthroscopic Suprapectoral Biceps Tenodesis 240 Sleep Quality after Arthroscopic Rotator Cuff Repair: Preliminary Results from a Prospective, Randomized Trial 241 Return to Recreational Sports Participation following Rotator Cuff Repair in Adults over 40 Years of Age: Outcomes and Return to Play Analysis 242 Multimodal Opioid-Sparing Postoperative Pain Protocol versus Standard of Care for Patients Undergoing Knee and Shoulder Arthroscopy: A Randomized Controlled Trial 243 Osteochondritis Dissecans of the Glenoid in Adolescent Baseball Players: Computed Tomography Quantitative Analysis and Recovery after Nonsurgical Treatment 244 Shoulder Pacemaker Treatment for Functional Posterior Shoulder Instability: A Multicentric, Prospective, Randomized Controlled Trial 245 Is There a Benefit of Sling Immobilization after Open Latarjet Surgery for Anterior Shoulder Instability? A Randomized Control Trial 246 Arthroscopic Latarjet: Prospective Evaluation of Clinical Outcomes, Graft and Screw Positioning, and Coracoid Graft Union on Computed Tomography at 6 Months Postoperatively 247 How Much Glenoid Bone Loss Needs to be Restored with a Latarjet? 248 Functional Biomechanical Comparison of Latarjet versus Distal Tibial Osteochondral Allograft for Anterior Glenoid Defect Reconstruction 249 Clinical Outcomes Arthroscopic Posterior Shoulder Stabilization — Minimum 10-Year Follow Up 250 Long-Term Outcomes of the Congruent Arc Latarjet Procedure: Evaluation of 96 Patients with a Minimum Follow Up of 10 Years 251 Clinical Outcomes of Arthroscopic Latarjet as a Revision Surgery after Failed Arthroscopic Bankart Repair: A Case-Control Study 252 Size and Morphology of the Coracoid and Glenoid in Pediatric and Adolescent Patients: Implications for Latarjet Procedure 253 Skin Tenting Associated with Completely Displaced Midshaft Clavicle Fractures in Adolescents: Results from the FACTS Multicenter Prospective Cohort Study 254 Has the ProFHER Trial Influenced the Practice Patterns of Orthopaedic Surgeons Treating Proximal Humerus Fractures in North America? 255 Enoxaparin Use in the Early Postoperative Period after Tibial Nailing is Associated with Significant Increase in Rate of Nonunion and Revision Surgery 256 Tibial Malalignment Is an Independent Predictor of Nonunion following Intramedullary Nailing of Tibial Shaft Fractures 257 Tibial Nonunion Exchange Nailing Fails More than One Third of the Time 258 A Deep Surgical Site Infection Risk Score for Patients with Open Tibial Shaft Fractures 259 High Energy Pilon Fractures Result in Significant Chondrocyte Cell Death on Both the Tibia and Talar Side of Injury 260 Causative Pathogens Do Not Differ Between Early, Delayed, or Late Fracture-Related Infections 261 Overlap of Plates with External Fixator Pin Sites after Staged Management of Lower Extremity Fractures – Is it Safe? 262 Fix ‘Em or Leave ‘Em Alone? Impact of Tibial Spine Fractures on Outcomes in Tibial Plateau Fractures 263 Single-Incision Fasciotomy Decreases Infection Risk Compared to Dual-Incision Fasciotomy in Treatment of Tibial Plateau Fractures with Acute Compartment Syndrome 264 Postoperative Pain Course following Primary and Secondary Targeted Muscle Reinnervation: A Temporal Description of Pain Outcomes 265 A Prospective Randomized Trial Comparing Transtibial Amputation With and Without a Tibia-Fibula Synostosis (Ertl) Procedure (TAOS Study) 266 Comparison of Pneumonia and Major Complications following Total Joint Arthroplasty with Spinal versus General Anesthesia: A Propensity-Matched Cohort Analysis 267 Comparison of Anesthetic Types in the Setting of Total Knee Arthroplasty: A NSQIP Analysis between 2008 and 2016 268 Dialysis-Dependent Patients Undergoing Total Knee Arthroplasty: 50% Dead and 25% Infected at 5 Years 269 Tobacco and Cannabis Use Have a Synergistic Effect on Infection Risk following Total Knee Arthroplasty 270 Short-Term Indwelling Foley Catheters Do Not Reduce the Risk of Postoperative Urinary Retention: A Randomized Controlled Trial 271 Rates and Outcomes of Periprosthetic Joint Infection after Primary Total Joint Arthroplasty in People with Injection Drug Use 272 The Use of CPAP for Patients with OSA is Associated with Early Medical and Surgery-related Complications Following TKA: A National Database Study 273 Single Prophylactic Antibiotic Dose for Total Knee Arthroplasty Resulting in No Increased Risks in Prosthetic Joint Infection 274 Do Hypercoagulable Disease Patients Necessitate Tertiary Center Referrals for Total Joint Arthroplasty Care? A Matched Case-Control Series 275 Implant Survivorship among Patients with Sickle Cell Disease following Total Knee Arthroplasty 276 The Bloody Truth: Preoperative Anemia Associated with Infection following Total Knee Arthroplasty 277 Outcomes of Primary and Revision Total Hip Arthroplasties In Patients with History of Alcohol Use Disorder 278 Pseudomonas Prosthetic Joint Infections: Is There a Role for Monotherapy? 279 Super-Obese Patients are Associated with Significant Infection Burden after Total Hip Arthroplasty 280 What are the Postoperative Patient-Reported Pain and Function Levels that Translate into a Patient-Acceptable Symptomatic State after Primary Total Hip Arthroplasty? An Analysis of 4,184 Patients from a Tertiary Academic Center 281 Is it Necessary to Obtain Lateral Pelvic Radiographs in Sit-to-Stand for Preoperative Total Hip Arthroplasty Planning? 282 Incidence, Risk Factors, and Treatment Outcomes of Symptomatic Iliopsoas Tendinopathy after Total Hip Arthroplasty: A Single Surgeon Series of 1,602 Hips 283 Black Patients undergo Hip Replacement at a Younger Age and have Worse Outcomes than White Patients: A Retrospective Matched Cohort Study 284 Bilateral Total Hip Arthroplasty Staged within Six Weeks Increases Risk of Adverse Events 285 Surgeons Experience More Physiologic Strain in Revision than Primary Total Joint Arthroplasty 286 Applying Deep Learning to Establish a Total Hip Arthroplasty Radiography Registry: A Stepwise Approach 287 Total Hip Arthroplasty Navigation Not Shown to have Reduced 90-Day Adverse Events or Five-Year Revisions in a Large National Cohort 288 Treatment of Osteochondral Lesions of the Talus with an Extra-Cellular Matrix and Concentrated Bone Marrow Aspirate with and without Osteochondral Autograft Transfer in Pediatric Patients 289 Correlation of the Modified Magnetic Resonance Observation of Cartilage Repair Tissue (MOCART) Score with Patient-Reported Outcome Measurement Information System (PROMIS) Scores for Postoperative Radiographic and Clinical Assessment of Osteochondr 290 Computed Tomography is the New Gold Standard for the Diagnosis of Acute Isolated Syndesmotic Injury 291 For Surgical Treatment of Insertional Achilles Tendinopathy, Does Augmentation with Flexor Hallucis Longus Transfer Result in Better Patient-Reported Outcomes? 292 Achilles Tendon Rupture in Professional Soccer Players 293 Return to Duty in Nonsurgical versus Mini Open Achilles Repair in Active Duty Military Patients 294 Non-Anatomic All-Inside Arthroscopic Anterior Talofibular Ligament Repair with a High Position Anchor Shows Inferior Clinical Outcomes: A 3D-CT-Based Analysis in Chronic Ankle Instability Patients 295 Do Statins Reduce the Risk of Venous Thromboembolism after Ankle Fractures? 296 Weight Changes after Ankle Fracture 297 Proximal Medial Gastrocnemius Recession and Stretching Versus Stretching as Treatment of Chronic Plantar Heel Pain: A Randomized Controlled Trial 6-Year Results 298 The Statistical Fragility of Platelet-Rich Plasma as Treatment for Plantar Fasciitis: A Systematic Review and Fragility-Analysis 299 Save the Meniscus! Incidence of Osteoarthritis Diagnosis Greatest following Partial Meniscectomy, Either Isolated or in Combination with Anterior Cruciate Ligament Reconstruction 301 The Impact of Biologic Augmentation on Revision Surgery Rates Following Meniscus Repair: A Matched Cohort Analysis of 3,420 Patients 302 Outcomes following Transtibial Meniscus Root Repair are not Affected by Preoperative Coronal Plane Alignment 303 Lateral Meniscus Extrusion on MRI of Anterior Cruciate Ligament Injury is Likely Complicated by Lateral Meniscal Posterior Root Tears 304 Survivorship and Reoperation of 324 Consecutive Isolated or Combined Arthroscopic Meniscal Allograft Transplantation Using Soft-Tissue Fixation 305 Minimum 10-Year Clinical Outcomes and Survivorship of Meniscal Allograft Transplantation with Bone Fixation 306 Successful Fixation of Traumatic Articular Cartilage-Only Fragments in the Juvenile and Adolescent Knee: A Case Series 307 Evidence-Based Machine Learning Algorithm to Predict Failure following Cartilage Preservation Procedures in the Knee 308 Similar Outcomes following Medial Femoral Condyle Osteochondral Allograft Transplantation in Patients with Varus and Non-Varus Alignment 309 Implantable Shock Absorber Provides Superior Pain Relief, Functional Improvement, and Return to Weight-Bearing Compared to High Tibial Osteotomy in Patients with Medial Knee Osteoarthritis: Two-Year Results 310 Risk of Noise Induced Hearing Loss in the Orthopaedic Spine Surgeon 311 Does the Use of a Smoke Evacuation Device Reduce Smoke Exposure in the Operating Room? A Prospective Study 312 Factors that Predict Academic Success among Academic Spine Surgeons: An Analysis of the Research Productivity of Spine Fellowship Selection Committees 313 Comparison of Cervical Disc Replacement Outcomes by Insurance: Workers’ Compensation vs. Private 314 Can Patient-Reported Screening Questions Identify Limited Health Literacy in Spine Patients? 315 Existing Social Determinant of Health Metrics are Poor Predictors of Surgical Outcomes and Patient Disposition following Lumbar Fusion Procedures 317 An Externally Validated Algorithm for Prediction of In-Hospital and Ninety-Day Mortality after Spinal Epidural Abscess 318 The Clinical and Radiographic Degenerative Spondylolisthesis Classification and Its Predictive Value 319 Effects of BMP-2 Treatment on Human Nucleus Pulposus Cells following Mechanical Stimulation 320 Matrix Metalloproteinase and Pressure Ulcers: Is the Ratio of MMP-8 and TIMP-1 a Predictor of Wound Healing? 321 A Rapid MRI Protocol for Acute Pediatric Musculoskeletal Infection Increases Access to Imaging while Eliminating Contrast and Decreasing Sedation, Scan Time, Interpretation Time, and Hospital Length of Stay without Missing Actionable Diagnoses 322 Antibiotic Prophylaxis Does Not Decrease Infection Rate in Pediatric Supracondylar Humerus Fractures Treated with Closed Reduction and Percutaneous Pinning: A Prospective Double-Blinded Randomized Controlled Trial 323 Establishing Best Practice Guidelines for Surgical Site Infection in High-Risk Pediatric Spine Surgery 324 Prospective, Randomized Ponseti Treatment for Clubfoot: Orthopaedic Surgeons versus Physical Therapists 325 Minimally Invasive Method in Treatment of Idiopathic Congenital Vertical Talus: Recurrence is Uncommon 326 Understanding the Biomechanics of Cast-Induced Heel Pressure Sores using a Sensor Model: Novel Device Significantly More Effective at Alleviating Pressure Compared to other Interventions 327 Leaving Patient-Controlled Analgesia Pumps Behind: Renovating Postoperative Pain Management following Spinal Fusions for Adolescent Idiopathic Scoliosis 328 Does a Preoperative Mental Health Diagnosis Affect Pain Management in Patients with Adolescent Idiopathic Scoliosis Undergoing Surgery? 329 The Impact of Mental Health on Postoperative Outcomes for Adolescents Undergoing Posterior Spinal Fusion for Idiopathic Scoliosis at Tertiary Care Children's Hospital in Underserved Region 330 Dermabond®, Friend or Foe? A Retrospective Review of Dermabond® Sensitivity in Pediatric Patients 331 Outcomes of the Skin Graftless Dorsal Metacarpal Island VY Advancement Flap vs. Dorsal Rectangular Flap with Skin Grafting in Simple Syndactyly Reconstruction 332 Clinical Frailty Scale Predicts Discharge Disposition following Total Joint Arthroplasty 333 Clinical Evaluation of Reverse Total Shoulder Arthroplasty: Telerehabilitation during Sars-Cov-2 Pandemic 334 Validity Assessment of a 3D Printed Arthroscopic Shoulder Simulator: An Experimental Evaluation of Construct Validity and Educational Value 335 Diversity in Orthopaedic Surgery Residencies Based on Allopathic Medical School Affiliation 336 Utilization of Telemedicine Among Hand Surgeons and their Patients 337 Effect of Level I Trauma Call on Orthopaedic Attending Sleep Behavior and Physiologic Recovery: A Prospective Longitudinal Study 338 Does Surgeon Level of Expertise Correlate with Patient Outcomes? 339 Perioperative Patient Anxiety and Satisfaction following Orthopaedic Ambulatory Procedures using Augmented Reality as an Education Tool: A Randomized Controlled Trial 340 Gender Disparities among Professional Team Sports Medicine Physicians 341 Diversity in Trauma and Orthopaedics: A Survey of Prospective Trauma and Orthopaedics Surgeons in the United Kingdom 342 Gender Based Differences in Views of Trauma and Orthopaedics: A Survey of Prospective Trauma and Orthopaedics Surgeons in the United Kingdom 343 Is Time Truly of the Essence? Outcomes of Open Distal Radius Fracture Management 344 The Effect of Resident Involvement on Short-Term Outcomes after Distal Radius Fracture Surgery 345 Effects of Anxiety and Depression Measured by the Center for Epidemiological Studies-Depression Scale (CES-D) on Postoperative Finger Stiffness and Clinical Outcomes after Volar Locking Plate Fixation of Distal Radius Fracture 346 Carpal Joint Malalignment with Distal Radius Malunion and Factors in Correction after Distal Radius Osteotomy 347 The Impact of Osteoporosis on Outcomes after Open Reduction Internal Fixation for Distal Radius Fractures 348 A Comparative Study between Two Different Bone Grafting Methods for Early Scaphoid Nonunion: Vascularized Bone Grafting vs. Arthroscopic Non-Vascularized Bone Grafting 349 Effect of Delayed Fixation of Distal Radius Fractures on Operative Time and Radiographic Outcome 350 Comparison of 2 Types of Local Anesthetic Techniques in the Reduction of Distal Radius Fracture: A Prospective Cohort Study 351 Ion Resonance vs. Vitamin C to Prevent Complex Regional Pain Syndrome Type I in Elderly with Wrist Fractures 352 Distal Radius Fracture Management: Surgeon Factors Significantly Influence Decision Making 353 Can We Predict Distal Radius Fracture Instability? Recognition of Fracture Stability in Distal Radial Fractures on Radiographs: Diagnostic Accuracy of an AI algorithm (Convolutional Neural Network) to Predict Loss of Threshold Alignment 354 Risk Prediction Model for Manipulation Under Anesthesia after Total Knee Arthroplasty 355 The Effect of Treatment of Anxiety and Depression on Complication Rate following Total Joint Arthroplasty 356 Resurfacing the Thin Native Patella: Is It Safe? 357 Complications, Implant Survival, and Functional Outcomes of Conversion Total Knee Arthroplasty with Prior Hardware 358 Periprosthetic Joint Infection in Patients on Suppressive Antibiotic Therapy Undergoing Primary Total Joint Arthroplasty 359 Preoperative Optimization for Total Knee Replacement Decreases Complications and Cost 360 Infection after Total Knee Arthroplasty: Does Timing of Preoperative Antibiotics Matter? 361 Does Optimizing Asymmetric Native Knee Flexion Gap Balance Promote Superior Outcomes in Primary Total Knee Arthroplasty? 362 Tourniquet Use Does Not Impact Trajectory of Total Knee Arthroplasty Early Recovery: A Prospective, Randomized Controlled Trial with Daily Remote Monitoring 363 Second Dose of Dexamethasone Reduces Postoperative Opioid Consumption, Pain, and Length of Stay in Primary Total Knee Arthroplasty 364 Patellar Component Design Does Not Impact Clinical Outcomes in Primary Total Knee Arthroplasty 365 Serum Erythrocyte Sedimentation Rate and C-reactive Protein are Not Reliable Markers for Screening/Diagnosing Periprosthetic Joint Infection 366 Intraosseous Vancomycin Can Safely Be Used in Total Hip Arthroplasty with Low Systemic Vancomycin Levels and Local Tissue Concentrations of Vancomycin Exceeding Intravenous Levels 367 Revision Surgery for Postoperative Periprosthetic Femoral Fractures around Cemented Polished Taper-Slip Stems is Associated with Higher Reoperation and Complication Rates than Internal Fixation: A United Kingdom Multicenter Analysis of 317 Fractur 368 Rates and Risk Factors for Multiple Periprosthetic Joint Infections in Patients with Multiple Arthroplasties 369 Comparison of Glycemic Control Prior to Total Joint Arthroplasty: The Novelty of a Multi-Marker Approach 370 Optimizing Cup Position with a Mathematical Model of the Hip-Spine Interaction 371 Establishing an Optimal Age to Consider Cemented versus Uncemented Total Hip Arthroplasty using Stratum-Specific Likelihood Ratios 372 Predicting Non-Home Discharge following Primary Total Hip Arthroplasty Using an Artificial Neural Network to Identify the Most Important Variables 373 An Investigation of the Relationship between State- and Person-Level Arthroplasty-Based Opioid Prescribing Habits and Opioid Abuse Prevalence 374 Trends in Quality of Cementation for Total Hip Arthroplasty over 5 years at an Academic Orthopaedic Hospital 375 Risk Factors for Instability after Total Hip Arthroplasty for Femoral Neck Fracture 376 Physical Therapy Does Not Improve Outcomes after Reverse Total Shoulder Arthroplasty: A Multicenter, Assessor-Blinded Randomized Clinical Trial 377 Predictors of Dislocations after Reverse Shoulder Arthroplasty (RSA): A Study by the ASES Complications of RSA Multicenter Research Group 378 Clinically Significant Outcome Thresholds and Rates of Achievement by Shoulder Arthroplasty Type and Preoperative Diagnosis 379 Are the Best Anatomic Total Shoulder Arthroplasties Better than the Best Reverse Total Shoulder Arthroplasties? 380 Short-Term Outcomes of Anatomic Total Shoulder Arthroplasty with a Posteriorly Augmented Glenoid vs. Reverse Total Shoulder Arthroplasty for Posterior Glenoid Bone Loss in Glenohumeral Osteoarthritis 381 Augmented Baseplates Yield Optimum Outcomes when Compared to Bone Graft Augmentation for Managing Glenoid Deformity During Reverse Total Shoulder Arthroplasty—A Retrospective Comparative Study 382 Anatomic Shoulder Arthroplasty with High Side Reaming versus Reverse Shoulder Arthroplasty for Eccentric Glenoid Wear Patterns with an Intact Rotator Cuff: Comparing Early versus Mid-Term Outcomes with Minimum 7 Years of Follow Up 383 Anatomic Total Shoulder Arthroplasty: Outcomes and Survivorship at an Average of 11 Years in 172 Shoulders 384 Higher Surgeon Volume is Associated with Lower Rate of Subsequent Revision Procedures following Total Shoulder Arthroplasty: A National Analysis with 2-Year Longitudinal Follow Up 385 Internal Rotation In Adduction after Reverse Total Shoulder Arthroplasty Demonstrates Joint Orientation and Anatomic Biases in High and Low Performing Subjects 386 Anatomic and Reverse Shoulder Arthroplasty for Management of B2 and B3 Glenoid Morphology: A Matched Cohort Analysis 387 Does Femoral Osteoplasty Improve Long-Term Clinical Outcomes and Survivorship of Hip Arthroscopy? A Fifteen-Year Minimum Follow-up Study 388 Professional Athlete Return to Sport following Hip Arthroscopy with Femoral Osteoplasty: No Association with Postoperative Alpha Angle 389 The Impact of Sports Participation on Outcomes after Femoroacetabular Impingement Surgery: A Propensity-Matched Analysis 390 Crutch Use for Four Weeks versus One Week following Hip Arthroscopy for Femoroacetabular Impingement: A Randomized Prospective Study with 6-Month Follow Up 391 Patients Undergoing Revision Hip Arthroscopy Demonstrate Worse Postoperative Outcomes but Achieve Clinically Significant Outcomes at Similar Rates Compared to Patients Undergoing Primary Hip Arthroscopy: A Propensity Matched Study with Minimum 5-Y 392 Longer Time Duration from Diagnosis of Femoroacetabular Impingement Syndrome to Hip Arthroscopy Increases Risk of Revision Hip Arthroscopy and Postoperative Narcotic Prescriptions 393 Identifying Racial Disparity in Utilization and Outcomes of Hip Arthroscopy using Machine Learning 394 Increased 90-Day Readmissions and Complications following Hip Arthroscopy in Centers with Low Surgical Volume in New York State 395 Dysplastic Hips Have Decreased Hip Capsular Thickness on Magnetic Resonance Imaging: A Matched Cohort Analysis 396 Borderline Acetabular Dysplasia: Three-Dimensional Deformity Predictors of the Diagnosis of Symptomatic Instability Treated with Periacetabular Osteotomy 397 Spin in Meta-Analyses and Systematic Reviews: Hip Labrum Reconstruction 398 Intra-Articular Cellular and Molecular Factors Identified at the Time of Hip Arthroscopy Surgery 398 Reconstruction following Giant Cell Tumor of the Extremity: Subchondral Bone Grafting Decreases Risk for Arthritis and Fracture Compared with Polymethylmethacrylate Alone 399 Outcomes 2-Years after Hip Microfracture Augmented with Allograft Cartilage and Autologous Platelet Rich Plasma 399 Treatment of Osteoporosis with Anabolic Agents and the Risk of Primary Bone Cancers: A Study of 44,728 Patients Treated with Teriperatide and Abaloparatide 400 Prospective Evaluation of Tranexamic Acid in Metastatic Cancer Patients with Pathologic Fractures Treated with Total Hip Arthroplasty or Hemiarthroplasty 401 Does Time to Surgical Fixation Matter in Pathologic Proximal Femur Fractures? 402 Evaluating Surgical Outcomes of Patients with Metastatic Bone Disease Managed with Urgent Elective versus Emergent Surgical Care Pathways 403 Treatment of Impending Fractures is More Cost-Effective than Treatment of Completed Pathological Fractures in the Long Bones: A Propensity-Score Matched Study of 399 Patients 404 Percutaneous Stabilization of Pathologic Fracture of the Pelvis and Sacrum 405 Rate of Secondary Procedures following Minimally Invasive Stabilization of Pelvic Metastatic Disease 406 Functional Cure Beyond Palliative Care by Ablation-Osteoplasty-Reinforcement-Internal Fixation Percutaneous Skeletal Oncology Procedure for Massive Periacetabular Osteolytic Metastases in a Prospective Cohort of 60 Patients with Up to 4 years of F 407 Improvement in Survival after Treatment for Metastatic Bone Disease: An International Trend-Analysis 408 Pediatric and Adult Patients have Similar Functional Improvement after Endoprosthetic Reconstruction of Lower Extremity Tumors 409 Diagnostic Utility and Thresholds for Commonly Obtained Serum and Synovial Markers prior to Reimplantation in Periprosthetic Joint Infection 410 The Impact of Specimen Transport Time on Synovial Fluid Culture is Minimal 411 Incidence of Unexpected Positive Sonication Results in Presumed Aseptic Hip and Knee Revision Arthroplasty 412 Periprosthetic Joint Infection and the Trojan Horse Theory: Examining the Role of Gut Dysbiosis and Epithelial Integrity 413 Tryptophanyl tRNA Synthetase is an Alternative Synovial Biomarker for Diagnosis of Septic Arthritis in Knee Joint 414 The 2018 ICM Definition of Periprosthetic Hip and Knee Infection has Limited Value in Determining the Outcome of Reimplantation in Two-Stage Revision 415 Synovial Fluid Absolute Neutrophil Count and Neutrophil-to-Lymphocyte Ratio are Not Superior to Neutrophil Percentage in Detecting Prosthetic Joint Infection 416 When Do Cultures First Turn Positive in Patients with Periprosthetic Joint Infection? 417 Mapping Bacterial Biofilm on Explanted Orthopaedic Hardware: An Analysis of 14 Consecutive Cases 418 The Utility of Leukocyte Esterase Test in the Diagnosis of Culture Negative Periprosthetic Joint Infection 419 Evaluating Native and Prosthetic Joint Infections Using Novel Genomic Biomarkers (ELIJA) 420 Novel Technique for the Identification of Hip Implants using Artificial Intelligence 421 Extensively-Porous Coated Stems Demonstrate Excellent Long-Term Survivorship in Revision Total Hip Arthroplasty 422 Fifteen-Year Results of Total Hip Arthroplasty with Alumina Ceramic Femoral Heads on Highly Cross-Linked Polyethylene in Patients 50 Years and Less 423 Have We Gotten Better Over Time Mitigating Complications in Obese Patients Undergoing Total Hip Arthroplasty? 424 Does Prednisone Dose Affect Rates of Periprosthetic Joint Infection following Primary Total Hip and Total Knee Arthroplasty? 425 Impact of Congestive Heart Failure on Postoperative Outcomes of Primary Total Hip Arthroplasty: A NSQIP Analysis between 2008 and 2016 426 Establishing Acceptable Leg Length Discrepancy and Hip Offset following Total Hip Arthroplasty Using Anatomic Variation in Patients at Risk of Developing Osteoarthritis 427 Have All Races Experienced Reductions in Complication Rates following Total Hip Arthroplasty? A NSQIP Analysis Between 2011 and 2019 428 Thirty-Day Readmissions following Total Hip Arthroplasty (THA): Findings from a Comprehensive 5-Year Analysis of the Frequency, Causes, and Patterns of THA Readmissions 429 High Rates of Conversion to Total Hip Arthroplasty after Core Decompression for Avascular Necrosis of the Hip 430 Incidence of Instability following Primary Total Hip Arthroplasty Continues to Decline in the Medicare Population 431 Short Course of Oral Antibiotic Treatment after Two-Stage Exchange Arthroplasty Appears to Decrease Early Reinfection 432 Real-Component Low-Friction Spacers for Two-Stage Exchange Show Decreased Bacterial Colonization Compared to Cement Molds and Static Spacers 433 Permanent Articulating Spacer versus Two-Stage Exchange for Chronic Periprosthetic Joint Infection: A Propensity-Score Matched Study 434 Cemented Metal and Polyethylene Spacers have Similar Cost Profiles Compared to All-Cement Articulating Spacers for Treatment of Knee Periprosthetic Joint Infection 435 Suppressive Antibiotic Therapy after Total Joint Arthroplasty Debridement, Antibiotics, and Implant Retention (DAIR) is Well-Tolerated and Does Not Induce Resistance: A Multicenter Study 436 Success of Debridement, Antibiotics, and Implant Retention vs. Revision in Early and Late Prosthetic Joint Infections following Primary Total Knee Arthroplasty: A Prospective, Multicenter Study of 251 Cases 437 Does the Timing of Antibiotic Administration Affect Culture Results in Resection Arthroplasty for Periprosthetic Joint Infection? 438 Associations Between Wound Closure Method and Outcomes in the Treatment of Prosthetic Joint Infection 439 Activity of the Novel Engineered Antimicrobial Peptide PLG0206 against Staphylococci and Enterococci that Cause Periprosthetic Joint Infections 440 Antiseptic Solutions in Knee Arthroplasty: Does Efficacy against Biofilm Change on Different Surfaces? 441 Combining Bacteriophage and Vancomycin is More Efficacious in Treating MRSA Aggregates Formed in Human Synovial Fluid Compared to Using Vancomycin or Bacteriophage Alone 442 Modular Proximal Body Exchange for Rerevision Total Hip Arthroplasty: Rarely Utilized and Moderately Successful 443 Arthroscopic Hip Capsule Repair Improves Patient-Reported Outcome Measures and Decreases the Risks of Revision Surgery and Conversion to Total Hip Arthroplasty: A Systematic Review and Meta-Analysis 444 Does the Geriatric Nutritional Risk Index Predict Complication Rates and Implant Survivorship in Primary Total Joint Arthroplasty? 445 Low Incidence but Similar Outcomes for Patients Who Satisfy Typical Indications for One-Stage Revision Arthroplasty for Chronic Periprosthetic Joint Infection 446 Capitated Health Insurance Plans are Associated with Delayed Incidence of Total Joint Arthroplasty 447 Preoperative Patient-Reported Outcome Measure Thresholds Should Not be Used for Indicating Total Hip Arthroplasty 448 Stem Cell Transplant is Effective in Preventing Aseptic Loosening 449 Routine Type and Screens are Unnecessary in Primary Total Joint Arthroplasty: Results from a Practice Change 450 A Handheld Ultraviolet-C Light-Emitting Diode Decreases Contamination Near the Operative Field 451 Can Antibiotics Be Given Too Close to Time of Incision? 452 Voltage Controlled Electrical Stimulation Combined with Povidone-Iodine Treats the Implant Associated MRSA Bacterial Burden 453 Resident Impact on Primary Total Knee Arthroplasty by a Single Fellowship Trained Orthopaedic Surgeon 454 Long-Term Follow Up (14-23 years) of Patients Treated with Closed Reduction and Splinting for Simple Dislocation of the Elbow 455 Predictors of Heterotopic Ossification following Surgically Treated Elbow Trauma 456 Olecranon-Triceps Tendo-Osseous Allograft is a Salvage Solution for Complex Extensor Mechanism and Bone Loss at the Elbow 457 Risk Factors for Surgical Site Infection after Distal Humerus Fracture Fixation 458 Long-Term Outcome of Unlinked Total Elbow Arthroplasty for Rheumatoid and Juvenile Idiopathic Arthritis in Patients Less than Fifty Years Old 459 Elbow Bridge Plating is an Effective Adjunct Treatment for Selected Complex Elbow Instability 460 Disparate Impact: How Does Social Deprivation Affect Patient-Reported Outcomes following Anterior Cruciate Ligament Reconstruction in Children and Adolescents? 461 The Effect of BMI on 5-Year Arthroscopic Femoroacetabular Hip Surgery Outcomes: Underweight and Obese Patients Demonstrate a Significantly Higher Risk of Not Achieving Clinically Significant Outcomes, Revision Hip Arthroscopy, or Conversion to Tot 462 Reduced Time to Return to Play after Concussion in National Hockey League Players: An Analysis of the Incidence, Performance, and Financial Impact of the Updated NHL Concussion Protocol 463 Resolution of Sleep Disturbance and Improved Functional Outcomes following Arthroscopic Rotator Cuff Repair-Prospective Cohort Study 464 Development of Arm Injuries in Youth Baseball Players as They Mature: A 10-Year Prospective Study 465 Importance of Foot Function in Baseball Pitching: The Relationship between Foot Function and Players with Disabled Throwing Shoulder/Elbow 466 Predictors of Instability in Lateral Compression Type 1 (LC-1) Pelvic Ring Injuries 467 Nonoperative Management of Minimally Displaced Lateral Compression Type 1 (LC1) Injuries with Comminuted Rami Fractures is Associated with Late Displacement 468 Operative Management of Stress-Positive Minimally Displaced Lateral Compression Type 1 (LC1) Pelvic Ring Injuries: Analysis of Outcomes Before and After Implementation of a Departmental Stress Protocol 469 The Tip of the Iceberg: Are We Underestimating Blood Loss in Percutaneously Treated Pelvic Fractures? 470 Preperitoneal Pelvic Packing is Associated with a Greater Risk of Venous Thromboembolism than Angioembolization for Refractory Hypotension in Closed Pelvic Ring Injury 471 The Impact of Tranexamic Acid in Postoperative Outcomes of Pelvic and/or Acetabular Fracture: A Systematic Review and Meta-Analysis 472 Factors Predicting Surgical Site Infection following Foot and Ankle Surgery: A Retrospective Study 473 Metabolic Syndrome Increases Risk of Readmission and Complications in Operative Fixation of Pilon Fractures: Results from the ACS-NSQIP Database 474 Surgical Correction of Peritalar Subluxation and Subtalar Joint Articular Coverage Improves Patient-Reported Outcomes In Progressive Collapsing Foot Deformity 475 Does the Minimally Invasive Chevron and Akin Bunionectomy Impact Clinical and Radiographic Outcomes in Patients with Asymptomatic Flatfoot? 476 Identification and Analysis of the Ankle Microbiome Using Next-Generation DNA Sequencing 477 Opiate Free Multimodal Pain Pathway in Elective Foot and Ankle Surgery: A Prospective Study 478 Patient Preference for Physician Attire in an Orthopaedic Sports Medicine Outpatient Setting 479 Differential Effect of COVID on Total Joint Arthroplasty: Hospital vs. Ambulatory Surgical Center / Hospital-Based Outpatient Department - A MARQI Analysis 480 Current Strategies for Decreasing Disparities in Orthopaedic Care: A Systematic Review 481 Elective Orthopaedic Procedures Before and After the COVID-19 Pandemic: Effects on 146,430 American Seniors 482 Prevalence of Depression and Impact of Socioeconomic Factors in Ambulatory Orthopaedic Care: Results from Depression Screening of Nearly 60,000 Patients 483 Are Our Actions Matching Our Words? A Systematic Review of the Literature Surrounding Diversity in Orthopaedic Surgery and Other Surgical Specialties 484 Stenting of the Nail Fold following Nailbed Repair Does Not Impact Outcomes: Early Results of a Randomized Controlled Trial 485 Association Between Hemoglobin A1c and Postoperative Infections in Elective Hand Surgery 486 Determining the Optimal Dosage for Corticosteroid Injection in Trigger Finger 487 Accuracy of Corticosteroid Injection into the Thumb Basal Joint without Image Guidance 488 Risk Factors for Complications in Ulnar Shortening Osteotomies: A Multicenter Retrospective Review 489 Outcomes after Acute Versus Delayed Total Elbow Arthroplasty for the Treatment of Distal Humerus Fractures 490 Impact of Preoperative Sagittal Imbalance on Long-Term Postoperative Outcomes following Minimally Invasive Laminectomy 491 Influence of Obesity on Perioperative Outcomes, Patient-Reported Outcome Measures, and Minimal Clinically Important Difference Achievement among Isthmic Spondylolisthesis Patients Receiving Minimally Invasive Transforaminal Lumbar Interbody Fusion 492 Reoperation Rates Due to Adjacent Segment Disease following Primary 1-2 level Minimally Invasive versus Open Transforaminal Lumbar Interbody Fusion 493 Influence of Preoperative Symptom Duration on Postoperative Clinical Outcomes and Trajectory in Patients Undergoing Minimally Invasive Transforaminal Lumbar Interbody Fusion for Isthmic Spondylolisthesis 494 Results of Minimally Invasive Decompression Compared with Traditional Microlumbar Discectomy and Open Laminectomy 495 The Effect of Intraoperative Prone Position on Psoas Morphology and Great Vessel Anatomy: Consequences for Prone Lateral Approach to the Lumbar Spine 496 The Risk of Local Recurrence in Cases of Unplanned Excision without Additional Wide Excision 497 Musculoskeletal Tumor Society Member Survey: Intraoperative Peripheral Margins in Soft Tissue Sarcoma 498 Intraoperative Margin Sampling in Soft Tissue Sarcoma 499 Risk Factors for Surgical-Site Infection after Soft-Tissue Sarcoma Resection and Development of a Risk Scoring System 500 Surgical Outcomes in Patients Treated with 5-day Neoadjuvant Radiotherapy for Primary Soft Tissue Sarcoma 501 STimulator of INterferon Genes (STING) Activation as an Immunogenic Therapy for Undifferentiated Pleomorphic Sarcoma 502 Low-Cost Methods are as Effective as Virtual Reality for Minimizing Patient Anxiety and Maximizing Parent Satisfaction During Pediatric Cast and Pin Removal: A Prospective Randomized Control Trial 503 K-Wire vs. Screw Fixation in Pediatric Lateral Condyle Fractures: A Multicenter Study of 762 Fractures 504 Unbiased Quality Assessments and Full-Automatic Diagnosis for the Developmental Dysplasia of the Hip with Hybrid Machine Learning Algorithms on Infantile Ultrasound Images 505 Bedside Hip Aspiration Results in Decrease in Total General Anesthesia Time in Pediatric Patients: A Multicenter Study 506 Pediatric Fractures Associated with Riding Bicycles: A National Twenty-Year Analysis 507 Femoral Head Core Decompression and Bone Marrow Concentrate Injection in Pediatric Sickle Cell-Related Avascular Necrosis 508 Upper Instrumented Vertebra within 3 Levels of the Thoracic Apex is the Most Significant Risk Factor for Proximal Junctional Kyphosis in Lenke Type 5 and 6 Adolescent Idiopathic Scoliosis Patients 509 How Long Can You Delay? Curve Progression while Awaiting Vertebral Body Tethering Surgery 510 Comparison of Adolescent Idiopathic Scoliosis Correction-Open vs. Minimally Invasive Cohorts: A 2 Years Radiographic and Surgical Outcome Study 511 3D Surface Topographic Optical Scans Yield Highly Reliable Spine Range of Motion Measurements in Adolescents 512 Double Major Curvature Treated with Vertebral Body Tethering of Both Curves: How Do Outcomes Compare to Posterior Spinal Fusion? 513 Congenital Scoliosis Patients can Attain Similar Curve Correction and Perioperative Outcomes to Adolescent Idiopathic Scoliosis Patients without the Need for Hemivertebra Excision 514 Complications from >4,000 Pediatric Knee Arthroscopic Procedures: A Multicenter, Surgeon-Driven Prospective Quality Improvement Registry 515 Does Bupivacaine Liposome Injectable Suspension Further Aid in Decreasing At-Home Narcotic Utilization in Children and Adolescents following Anterior Cruciate Ligament Reconstruction: A Preliminary Report 516 Adolescent Patients Experience Significantly Lower Anterior Cruciate Ligament (ACL) Graft Rupture Rates when ACL Reconstruction is Combined with Lateral Extra-Articular Tenodesis: A Comparison Against Outcomes of Isolated ACL Reconstruction 517 Traumatic Anterior Shoulder Instability in Younger Adolescents Results in a Higher Incidence of Atypical Soft Tissue Injury 518 Outcomes of isolated Medial Patellofemoral Ligament Reconstruction for Patellar Instability in Ehlers-Danlos Syndrome 519 The Relationship of Schöttle's Point to the Medial Distal Femoral Physis: A Digitally Reconstructed Radiograph and 3-Dimensional Computed Tomography Study 520 Higher Complication Rate after Nail Compared to Plate Fixation of Ankle Fractures in Patients 60 Years or Older: A Prospective, Randomized Controlled Trial 521 Effects of Early Weight-Bearing after Open Reduction and Internal Fixation of Unstable Ankle Fractures 522 Medial Malleolus: Operative or Nonoperative (MOON) Trial - A Prospective Randomized Controlled Trial of Operative versus Nonoperative Management of Associated Medial Malleolar Fractures in Unstable Ankle Fractures 523 Do Transtibial Amputations Outperform Amputations of the Hind- and Midfoot following Severe Limb Trauma? A Secondary Analysis of the OUTLET Study 524 Open Reduction Internal Fixation of Displaced Intra-Articular Calcaneus Fractures is Safe Using Either Sinus Tarsi or Extensile Lateral Approach 525 Long-Term Outcomes following Tibial Plafond Fractures 526 Inpatient versus Outpatient Surgical Ankle Fracture Fixation: Choice of Setting and Associated Outcomes 527 Rates of Complications and Readmissions: In-Patient versus Outpatient Open Reduction Internal Fixation of Calcaneus Fractures 528 Anemia and Its Severity is Associated with Worse Postoperative Outcomes following Open Reduction Internal Fixation of Ankle Fractures 529 Hindfoot Nailing without Joint Preparation for Fragility Ankle Fractures is a Safe Alternative to Open Reduction and Internal Fixation, however with Inferior Patient-Reported Outcomes 530 Gender Disparities in Time to Surgical Fixation for Open Fixation of Below-Knee Fractures 531 Differences between Orthopaedic Surgery and Podiatry in Intraoperative Fluoroscopic Radiation Exposure during Ankle Fracture Open Reduction Internal Fixation 532 Functional Outcomes of Scapular Resection: Is a New Classification System Needed? 533 Clinical Significance of Joint Fluid Lactic Acid Levels: What Does It Mean in Septic Arthritis? 534 Outcome of Multidisciplinary Treatment of Acral Merkel Cell Carcinoma 535 The Utility of Clinical Genomic Profiling in the Diagnosis and Treatment of Sarcomas 536 An Electromagnetic Attachment Paradigm for Lower Extremity Prosthetic Limb Devices 537 Reporting the Pooled Last Follow Up Musculoskeletal Tumor Society Score Score Underestimates Functional Improvements Seen Overtime 538 Positive Cultures Can Be Safely Ignored in Revision Arthroplasty Patients That Do Not Meet the 2018 ICM Criteria 540 Interscalene Block with Liposomal Bupivacaine versus Continuous Interscalene Catheter in Primary Total Shoulder Arthroplasty 541 Defining the Size and Space Occupation of S1 and S2 Nerves Within Sacral Foramen 542 Immune Checkpoint Upregulation in Periprosthetic Joint Infection 543 Definitive Flap Coverage within 48 Hours of Definitive Fixation Reduces Deep Infection Rate in Open Tibial Shaft Fractures Requiring Flap Coverage Acetabular Component Removal: It Is an Art! Addressing Unconscious Bias Adult Reconstruction Hip Adult Reconstruction Knee Alignment: What’s My Goal and How Do I Achieve It? Anatomic Total Shoulder Arthroplasty: Intraoperative Problems; I Can’t Get Enough Exposure of the Glenoid Are We too Aggressive with the Elderly Acetabulum? Arthroscopic Approaches to Tenosynovial Giant Cell Tumor Arthroscopy Association of Canada (AAC) Articulating Spacers of the Knee: What are the Options in 2023? Augmented Reality Gives Me All the Information I Need Black Men in Medicine: Unique Barriers and Challenges BOASTS and the Development of MTCs in the UK Bone: Is there Value in Using Biologics to Treat Osteonecrosis of the Femoral Head? Canadian Arthroplasty Society (CAS) Canadian National and Subspecialty Society Collaborations Canadian Orthopaedic Pediatric Group (CPOG) Canadian Orthopaedic Research Society (CORS) Canadian Orthopaedic Trauma Society (COTS) Cartilage: Why and When to Use Biologics? Case-Based Examples and Q&A Cementless Total Knee Replacement - Is Now the Time to Get on Board? Challenges Related to Disparity of Health Care Clinical Evidence for Cell and Tissue-Derived Therapeutics Clinical Pearls for Treating Multi-Level Anterior Cervical Discectomy and Fusion and Total Disc Replacement in Young Patients Combined Lateral-Sided Knee Injuries: Repair, Reconstruct, or Augment? Combined Medial-Sided Knee Injuries: What Techniques are Best for Repair and Reconstruction Complex Bicruciate Knee Injuries: Should We Stage Management and Other Tips for Success Creating a Biologics Business Plan and Proper Clinic Flow Including Choosing Biologic Products to Get Started Cruciate Retaining / Posterior-Stabilized / Ultracongruent / Medial Pivot: Does It Matter? Cup-Cage for Massive Bone Loss or Pelvic Discontinuity: An Off-the-Shelf Solution Current State of Arthroscopic Simulation – Validation, Merits, and Evidence Current State of Arthroscopic Simulation – Validation, Merits, and Evidence Current State of Arthroscopic Simulation – Validation, Merits, and Evidence Custom Triflange for Massive Bone Loss or Pelvic Discontinuity: Take the Guess Work Out Dealing with Complications Deep Vein Thrombosis Prophylaxis: When Do I Need Something other than Aspirin? Deliberate Practice – Translating Practice in Olympic Rowing into Surgical Resident Education Diagnosis: Serologies, Aspiration, and Special Tests in 2022 Disaster-Plasty: A Case-Based Guide to Leveraging Trauma and Arthroplasty Skills for the Extreme Challenges Disaster-Plasty: A Case-Based Guide to Leveraging Trauma and Arthroplasty Skills for the Extreme Challenges Disaster-Plasty: A Case-Based Guide to Leveraging Trauma and Arthroplasty Skills for the Extreme Challenges Disaster-Plasty: A Case-Based Guide to Leveraging Trauma and Arthroplasty Skills for the Extreme Challenges Disaster-Plasty: A Case-Based Guide to Leveraging Trauma and Arthroplasty Skills for the Extreme Challenges Disaster-Plasty: A Case-Based Guide to Leveraging Trauma and Arthroplasty Skills for the Extreme Challenges Disaster-Plasty: A Case-Based Guide to Leveraging Trauma and Arthroplasty Skills for the Extreme Challenges Disaster-Plasty: A Case-Based Guide to Leveraging Trauma and Arthroplasty Skills for the Extreme Challenges Disaster-Plasty: A Case-Based Guide to Leveraging Trauma and Arthroplasty Skills for the Extreme Challenges Disaster-Plasty: A Case-Based Guide to Leveraging Trauma and Arthroplasty Skills for the Extreme Challenges Does Diversity in Medical Education Matter? Dysplasia, Slipped Upper Femoral Epiphysis, and Hip Arthroscopy Patients Early Postoperative Problems in Shoulder Arthroplasty: The Reverse is Dislocated at the Six-Week Check Up; Do I Attempt a Closed Reduction or Go Right to a Revision Surgery? Early Postoperative Problems in Shoulder Arthroplasty: The Subscapularis Tore Out of My Anatomic Shoulder at Six Weeks; Do I Attempt a Repair or Go Right to a Reverse? Early Postoperative Problems in Shoulder Arthroplasty: There is a Postoperative acromial Fracture; What Do I Do Now? Early vs. Delayed Rehabilitation for Multiligament Knee Surgery: Which Would YOU Do? EDI and Sustainability in the Face of the Storm Entrepreneurship, Intrapreneurship, and Key Steps to Building a Successful Company Equipoise in Multiligament Knee Injuries Surgery: Indications, Contraindications, and the Gray Areas in Between Everything Antibiotics: In the OR, Between Stages, and Even Later! Evolution of Unicompartmental Knee Replacement - Who is the Ideal Candidate? Extended Trochanteric Osteotomy: How Do I Get in There Safely Faculty Faculty Femoral Component Removal: Technical Pearls Going from the Top Foot and Ankle From Team USA to the Intern Pager – What Elite Fencing Taught Me about Learning How to be a Surgeon Functional Femoral and Combined Anteversion: It's Not Just Socket Position GP-006 The Incidence of Osteochondritis Dissecans of the Capitellum in School-Age Baseball Players Decreased after the In-Game Pitch Count Limit per Pitcher: Prospective 5-Year Cohort Study GP-053 Tear Progression of Symptomatic Rotator Cuff Tears with a Mean 57-Month Follow Up GP-164 Anterior Cruciate Ligament (ACL) Reconstruction with Hamstring Tendon is Associated with a Sixfold increase in Failure Rates Compared with Patella Tendon Grafts in Young Females: A Cohort Study from the New Zealand ACL Registry GP-233 Should We Change the Minimum Follow Up to Evaluate Recurrences after Arthroscopic Bankart Repair? GP-236 Similar Outcomes following Arthroscopic Bankart Repair between Female and Male Athletes GP-245 Is There a Benefit of Sling Immobilization after Open Latarjet Surgery for Anterior Shoulder Instability? A Randomized Control Trial GP-292 Achilles Tendon Rupture in Professional Soccer Players GP-303 Lateral Meniscus Extrusion on MRI of Anterior Cruciate Ligament Injury is Likely Complicated by Lateral Meniscal Posterior Root Tears GP-304 Survivorship and Reoperation of 324 Consecutive Isolated or Combined Arthroscopic Meniscal Allograft Transplantation Using Soft-Tissue Fixation GP-465 Importance of Foot Function in Baseball Pitching: The Relationship between Foot Function and Players with Disabled Throwing Shoulder/Elbow GP-516 Adolescent Patients Experience Significantly Lower Anterior Cruciate Ligament (ACL) Graft Rupture Rates when ACL Reconstruction is Combined with Lateral Extra-Articular Tenodesis: A Comparison Against Outcomes of Isolated ACL Reconstruction Hand and Wrist Health Literacy Healthcare Disparities and Structural Racism in Medicine and Orthopaedics Hemispherical Cups and Augments: How to Make them Work High Yield Advice for Clinical and Radiographic Evaluation for Multiligament Knee Injuries How to Apply Spinopelvic Data in the Operating Room How to Be a Good Junior Partner How to Navigate Your Boards Collection Human Performance Optimization and the Navy Seals Hybrid Anterior Cervical Discectomy and Fusion / Total Disc Replacement Constructs Offer the Best of Both Worlds I’ve Never Done an Outpatient Knee Replacement: How Can I Start? Identifying Barriers and Implementing Change Incisions are Getting Smaller? Instability Requiring Revision: Deciding What Construct to Use, and How to Perform that Construct Successfully Intersectionality Intro / Spine-Infection in HIV-TB Syndemic Introduction and History of the New Zealand Joint Registry Introduction and Technologies, Tools, and Techniques to Develop Innovative Ideas and Turn Them into a Business Case Irrigation and Debridement for Acute Periprosthetic Joint Infection: How Should It Be Done? Is a Preoperative Spinopelvic Analysis Critical in Revision Total Hip Arthroplasty? Is an Acetabular Fracture in an Athlete the End of Their Career? Lessons Learned from Cycling around the World during Residency Management of the Acute Haemodynamically Unstable Pelvic Fracture: What is the Right Way? Mechanisms of Action of Biologics: Basic Science Evidence Methods of Integrating Diversity, Equity, Inclusion into Health Systems Mid-Level Constraint Can Be a Life Saver: How I Decide Modular Fluted Tapered Stems: Making Femoral Revisions Easy Moving the Department Forward Multicenter Trial Design and Recruitment Musculoskeletal Tumor and Metabolic Disease My 20-Year Experience with Total Wrist Arthroplasty Navigation and Robotics: An Advance or Hinderance? Non-Articulating Spacers of the Knee: When and How I Use Them Now It’s Infected: My Articulating Spacer Construct One-Stage Exchange: Who Is Indicated and How I Do It Orthoballistics and Interpersonal Violence Orthopaedic Infections, Oncology, and Limb Reconstruction OT093 Terrible Triad With Radial Head Arthroplasty Surgical Technique OVT001 Total Hip Arthroplasty by Direct Anterior Approach in Patients With Obesity OVT002 In-Office Needle Arthroscopy for Treatment of Anterior Ankle Impingement OVT003 Free Fibula Transfer for a Radial Shaft Nonunion OVT004 Radical Resection of a Proximal Tibial Osteosarcoma OVT005 Pediatric Lateral Extra-articular Tenodesis: A Modified Lemaire Technique OVT006 Instability and Osteoarthritis of the Sternoclavicular Joint: From Anatomy to Surgical Treatment OVT007 Why Not Fix Active Internal Rotation Following Reverse Shoulder Arthroplasty? Combined Re-tensioning of Latissimus Dorsi and Teres Major Tendons OVT008 High-Dysplastic Spondylolisthesis With Associated Severe Scoliosis: Treatment Principles and Surgical Technique OVT009 Staged Hip Arthroscopy With Labral Reconstruction Followed by Femoral Derotation Osteotomy OVT010 Indications and Technique: Snowman Osteochondral Allograft Transplantation for Hill-Sachs Lesions OVT011 Acute Total Hip Replacement for Geriatric Acetabular Fracture: Anterior Intrapelvic Approach and Posterolateral Approach OVT012 Allgöwer-Donati Wound Closure Technique OVT013 Superior Pubic Ramus Screw Fixation in Revision Total Hip Arthroplasty for Acetabular Bone Loss OVT014 Spherical Periacetabular Osteotomy Using a Para-Sartorial Approach: A Muscle-Sparing Procedure for Patients With Acetabular Dysplasia OVT015 3D-Printed Custom-Made Pelvic Prosthesis and Silver-Coated Proximal Femur Megaprosthesis in the Treatment of a Complex Case of Hip Pseudotumor After Multiple Surgeries OVT016 Complex Primary Total Hip Arthroplasty in Cases With Previous Proximal Femoral Devices: How to Avoid Old Implant Removal and Revision Stems OVT017 Hip Resurfacing Through a Direct Lateral Approach OVT018 Treatment of Posttraumatic Femoral Head Osteonecrosis With Muscle Pedicle Graft and Cephalomedullary Nail in a Young Male Patient OVT019 Robotic-Arm Assisted Total Hip Arthroplasty in Developmental Hip Dysplasia OVT021 Tibial Orientation Measurements With an Insert Goniometer Can Help the Surgeon Select the Thickness That Balances the Posterior Cruciate Ligament in a Medial Ball-in-Socket Total Knee Arthroplasty OVT022 Single-Stage Unicompartmental Knee Arthroplasty to Total Knee Arthroplasty Conversion for Periprosthetic Joint Infection OVT023 Computer-Navigated Total Knee Arthroplasty With a Robotic-Collaborative Cutting Guide OVT024 Mechanical Failure of a Modular Knee Arthrodesis OVT025 Robotic-Arm Assisted Conversion of a Medial Unicompartmental Knee Arthroplasty to Total Knee Arthroplasty OVT026 Predictive Balancing Robotic Total Knee Arthroplasty OVT027 A Lateral Subvastus Approach to Total Knee Arthroplasty: A Novel Approach OVT028 Medial Collateral Ligament Reconstruction Using Auto-Hamstring After Primary Total Knee Arthroplasty OVT029 Isolated Tibial Component Revision for Aseptic Failure OVT030 Revision Achilles Tendon Repair Utilizing Posterior Tibial Tendon Allograft and Flexor Hallucis Longus Transfer OVT031 A Novel Technique for Surgical Repair of Bilateral Brachymetatarsia OVT032 A Simple Modified Trephine Technique for Lesser Tarsometatarsal Joint Arthrodesis With a Commercial Bone Graft Harvester OVT033 Using a Targeting Guide to Place Flexible Syndesmotic Fixation in Ankle Fractures With Dual Plate Fixation OVT034 Endoscopic Haglund Débridement and FHL Transfer OVT035 Intramedullary Fibular Nailing: Surgical Technique, Tips, and Tricks OVT036 Surgical Technique for Hallux Valgus Interphalangeus and Biplanar Proximal Phalanx Closing Wedge MoAkin Osteotomy in Hallux Rigidus Treated with a Synthetic Cartilage Implant OVT037 Surgical Correction Algorithm of Adult Hallux Valgus Without Osteoarthritis and Associated Forefoot Deformities OVT038 Winograd Procedure OVT039 Anterior Tabofibular Ligament Repair With Suture Tape Augmentation OVT040 Mild Hallux Valgus Correction With Extended Chevron Osteotomy OVT041 Ankle Arthrodesis Through a Modified Scranton Method OVT042 Lateral Extensile Approach & ORIF of the Calcaneus With Removal of External Fixator OVT043 Low-Flow Ankle Arthroscopy for Gunshot Wounds With Retained Intra-Articular Ballistic OVT044 Haglund Deformity Excision With Flexor Hallucis Longus Tendon Transfer and Achilles Tendon Double-Row Fixation OVT045 Modified Broström Procedure With Suture Tape Augmentation: Surgical Technique OVT046 Establishing an Office-Based Orthopaedic Surgery Service OVT048 Partial Fasciectomy for Dupuytren Contracture OVT049 Zone 1 Flexor Tendon Repair OVT050 Regenerative Peripheral Nerve Interface and Targeted Muscle Reinnervation: Surgical Techniques OVT051 Botulinum Toxin Injection for Digital Ischemia OVT052 Nanoscope Wrist Arthroscopy With Open Scaphoid Nonunion Resection OVT053 Perilunate Dislocations: Reduction and Stabilization OVT054 Ulnar Nerve Decompression and Anterior Subcutaneous Transposition Using an Intermuscular Septum Sling OVT055 Case Study: Camera-Assisted Intraosseous Excision of Femoral Head Chondroblastoma OVT056 Lateral Approach for a Distal Femoral Replacement for an Osteosarcoma OVT057 Radical Resection of a Left Proximal Tibia Ewing Sarcoma OVT058 Radical Resection of Right Proximal Tibia Ewing Sarcoma OVT059 Limb-Saving Surgery for 1-Year-Old With Ewing Sarcoma of the Entire Radius OVT060 Free-Freezing Reconstruction Assisted by 3D Model for Right Proximal Tibia Osteosarcoma OVT061 Endoprosthetic Scapular Replacement: History, Technique, and Function OVT062 Hip Disarticulation Due to Recurrent Undifferentiated Pleomorphic Sarcoma of the Bone OVT063 Pediatric Both-Bone Forearm Fracture With Entrapment of the Median Nerve OVT064 Reducing Cast Saw Injuries in Children: A Novel Technique to Remove Plaster Ponseti Clubfoot Casts (The Univalve) OVT065 Suture Bridge Fixation for Posterior Cruciate Ligament Tibial Avulsion Fracture in Children: A Report of Two Cases OVT066 Late-Presenting Developmental Dysplasia of the Hip: Adductor Tenotomy, Arthrography, Open Reduction, and Pelvic Osteotomy OVT067 Distal Femur Guided Growth: Modified Surgical Technique With Retrograde Guide Pin and Antegrade Screw OVT068 Chronic Monteggia Lesion in Children: Diagnosis and Treatment by Combined Ulnar Osteotomy and Annular Ligament Reconstruction by Using Virtual Surgical Planning and Customized Massive Allograft OVT069 Fixator-Assisted Controlled Differential Distraction for Correction of Neglected Clubfoot OVT070 New Surgical Procedure for Treatment of Permanent and Habitual Patella Dislocations in Children OVT071 Management of Patellar Instability in the Setting of Patella Alta in the Skeletally Immature Patient OVT072 How to Create 3D Orthopedic Animations Using PowerPoint OVT073 Arthroscopic-Assisted Anterior Glenoid Reconstruction Using Nonrigid Fixation With Distal Tibia Osteochondral Allograft: Two Alternative Techniques OVT074 Treatment of Four-Part Proximal Humerus Fractures With a Locking Compression Plate and Fibular Allograft Augmentation OVT075 Humeral Head Allograft Reconstruction and Glenoid Reconstruction With Distal Tibial Allograft OVT076 Arthroscopic Laminar Spreader for Rotator Cuff Repair OVT077 Anatomic Distal Biceps Repair OVT078 Mid-term Outcomes Following Fresh-Frozen Humeral Head Osteochondral Allograft Reconstruction for Reverse Hill-Sachs Lesion: A Case Series OVT079 Treatment of Chronic Locked Posterior Dislocation of the Shoulder With the Modified McLaughlin Procedure OVT080 Chronic Distal Biceps Tendon Reconstruction OVT081 Modified Gallie Procedure for Multidirectional Instability OVT082 Arthroscopic Fixation of an Anterior Labroligamentous Periosteal Sleeve Avulsion OVT083 Reverse Shoulder Arthroplasty With Humeral Head Autograft Glenoid Reconstruction Utilizing a Three-Dimensional Scapular Model and Patient-Specific Guide OVT084 Biceps Rerouting Technique for Large to Massive Cuff Tears OVT085 Lateral Ulnar Collateral Ligament Reconstruction in the Elite Throwing Athlete With the Docking Technique, Review of the Literature, and Rehabilitation Protocols OVT086 Modified Boileau PASTA Repair Technique OVT087 Distal Triceps Tendon Revision Reconstruction with Achilles Tendon Allograft and Anconeus Autograft Flap or Plate Augmentation OVT088 The Open Capsular Shift Latarjet Procedure for Recurrent Anterior Shoulder Instability OVT089 Arthroscopic Polyethylene Exchange: Technique and Insight Into Failure Mechanisms of Modular Metal-Backed Glenoids OVT090 Open Subpectoral Biceps Tenodesis Using a Keyhole Technique Without Implants OVT091 Reverse Total Shoulder Arthroplasty With Custom Patient-Matched Glenoid OVT092 Arthroscopic Posterior Labral Repair OVT094 Acromiograft as a Novel Technique for Irreparable Rotator Cuff Tear OVT095 Arthroscopic Pan-capsular Release for the Treatment of Frozen Shoulder (Adhesive Capsulitis) OVT096 The Modified L’Episcopo Procedure With Reverse Total Shoulder Arthroplasty OVT097 Complex Monteggia Fractures OVT099 Arthroscopic Glenoid Reconstruction With Distal Tibia Allograft and Remplissage Technique OVT100 Distal Triceps Tendon Reconstruction With Achilles Tendon Allograft OVT101 Reverse Total Shoulder Arthroplasty With Greater Tuberosity Repair for Proximal Humerus Fracture/Dislocation OVT102 Glenohumeral Arthritis With Type D Glenoid: Computer-Assisted Navigation and Reverse Total Shoulder Arthroplasty With Augmented Base Plate OVT103 Combined Fully Arthroscopic Transfer of Latissimus Dorsi and Teres Major for Treatment of Irreparable Posterosuperior Rotator Cuff Tears OVT104 Minimally Invasive Sacroiliac Joint Arthrodesis OVT105 T-saw Spinous Process–Splitting Laminoplasty for the Management of Multilevel Cervical Myelopathy OVT106 Posterior Corrective Fusion Using Posterior Hemi-Interbody Release for Pediatric Scoliosis OVT107 Biportal Endoscopic Lumbar Diskectomy OVT108 Single-Position Spine Surgery: Anterior Lumbar Interbody Fusion, Lateral Lumbar Interbody Fusion, and Posterior Instrumentation and Fusion With Iliac Fixation OVT109 Decompression of the Superior Cluneal Nerve OVT110 Arthroscopic Capsulolabral Repair for Posterior Shoulder Instability OVT111 Posterior Shoulder Instability: Current and Emerging Treatment Principles and Techniques From the Military OVT112 An Easy and Effective Method to Repair Cartilage Defect of the Knee Using Autologous Chondrocyte Precursors OVT113 Triple Tendon Transfer for Trapezius Paralysis OVT114 Concomitant ACL Reconstruction And Infratubercle Anterior Closing Wedge High Tibial Osteotomy OVT115 Bursoscopic Ultrasound-Guided Ossicle Resection for Osgood-Schlatter Disease OVT116 Biplanar High Tibial Osteotomy for Sagittal Malalignment in Revision ACL Reconstruction OVT117 Arthroscopic Hip Labral Repair With Core Decompression for Avascular Necrosis of the Femoral Head OVT118 Custom Biplanar High Tibial Osteotomy After a Failed Multiligament Reconstruction OVT119 Patellar Tendon Reconstruction Using Semitendinosus Autograft of Patellar Tendon Rupture After Bone-Patellar Tendon-Bone Anterior Cruciate Ligament Reconstruction OVT120 Indications and Technique: Pediatric Medial Patellofemoral Reconstruction OVT121 All-inside ACL Reconstruction: Short Femoral and Tibial Socket Technique OVT122 Merging the Modern and the Classic: Anterior Cruciate Ligament Reconstruction With Bone Marrow Aspirate Concentrate Augmentation of Bone-Tendon-Bone Allograft OVT123 Osteochondral Allograft Transplantation and Periacetabular Osteotomy for Residual Deformities of Legg-Calvé-Perthes Disease OVT124 Adjuvant Medial Collateral Ligament Release at the Time of Knee Arthroscopy: A Controlled Percutaneous Technique OVT125 Aberrant Anatomy of the Lateral Knee in Posterolateral Corner Reconstruction OVT126 Whole Extensor Mechanism Reconstruction Using Fresh Osteochondral Allograft with Synthetic Graft Augmentation OVT127 Anterior Cruciate Ligament Repair With Concomitant Medial Meniscal Repair Using a Cortical Button and Static Suture-Based Augmentation OVT128 Displaced Posterior Cruciate Avulsion Fracture Fixation With Medial Collateral Ligament Repair Using Combined Open and Arthroscopic Methods OVT129 All-Arthroscopic Suprapectoral Biceps Tenodesis OVT130 Indications and Technique: Contemporary Hip Arthroscopy for Femoroacetabular Impingement Syndrome OVT131 Tibial Eminence Fractures: Surgical Technique Using Adjustable-Loop Cortical Suspensory Fixation OVT132 Simultaneous Arthroscopic Anterior Cruciate Ligament Reconstruction Using Double Suspensory Technique and Medial Open Wedge High Tibial Osteotomy OVT133 Combined Anterior Cruciate Ligament and Anterolateral Ligament Repair in Acute Surgery OVT134 Comparable Clinical Outcomes Between Rectangular Tunnel and Conventional Round Tunnel Techniques in Posterior Cruciate Ligament Reconstruction OVT135 Arthroscopic Repair of a Fascia Lata Labral Reconstruction Allograft Limb Detachment OVT136 Arthroscopic Segmental Labral Reconstruction With Fascia Lata Allograft Using the Knotless Suture Pull-Through Technique OVT137 Repair of Midsubstance Patellar Tendon Rupture With Hamstring Autograft Augmentation OVT138 Bridge-Enhanced Anterior Cruciate Ligament Repair for Midsubstance Tear OVT139 Derotational Osteotomy for Excessive Femoral Anteversion OVT140 Medial Patellofemoral Complex Reconstruction: Single-Bundle Technique OVT141 Revision Anterior Cruciate Ligament Reconstruction and Biplanar High Tibial Osteotomy With Custom Osteotomy Cutting Jig OVT142 Primary Repair of Medial Collateral Ligament Tears With Suture Augmentation OVT143 Medial Meniscal Allograft Transplantation With Revision Anterior Cruciate Ligament Reconstruction OVT144 Ultrasound-Guided Injection is an Effective Nonsurgical Treatment for Mucoid Degeneration of Posterior Cruciate Ligament OVT145 No Differences in Clinical Outcomes Between Rectangular and Round Tunnel Techniques for Anterior Cruciate Ligament Reconstruction OVT146 Suture Button Fixation of the Open Book Pelvis: A Dynamic Alternative to Open Reduction and Internal Fixation OVT147 Functional Application of Tricks for Super Obese Patient Positioning: A Technical Guide for Hip Fractures on a Fracture Table With a Case Example OVT149 Quadricepsplasty for Extension Contracture of the Knee OVT150 The Agonist-Antagonist Myoneural Interface in a Transtibial Amputation: Surgical Technique OVT151 Monitored Anesthesia Care and Soft-Tissue Infiltration With Local Anesthesia for Short Cephalomedullary Nailing in Medically Complex Patients: A Technique Video OVT152 Posteromedial Surgical Approach for Fixation of Haraguchi Type 2B Posterior Malleolar Fracture: Technique Video OVT153 Technique for Antibiotic-Laden Polymethyl Methacrylate Cement Bead Creation for Use in Open Fractures OVT154 Modified Gibson Exposure With Surgical Dislocation for a Pipkin IV (Posterior Acetabular Wall and Femoral Head Fracture) Injury OVT155 Kocher-Langenbeck With Trochanteric Flip for High Posterior Wall Acetabular Fractures OVT156 Safe Surgical Dislocation or the Modified Heuter Anterior Approach for Pipkin Type I and II Femoral Head Fractures? OVT157 Volar Hinge Osteotomy With Ulnar Shortening for Dorsal Extra-Articular Malunion of the Distal Radius OVT158 Acute Subtalar Arthrodesis for Sanders Type IV Calcaneus Fracture OVT159 Coaptation Splinting: Modified Method OVT160 Revision Patellar Tendon Repair With Hamstring Tendon Autograft Augmentation Following Failed Inferior Pole Patella Fracture Open Reduction and Internal Fixation OVT161 Surgical Technique: Anterior Hook Plating of the Patella P0001 Cutibacterium acnes Periprosthetic Joint Infections: Presentation and Treatment Considerations P0002 High Incidence of Depression and Anxiety following Antibiotic Spacer Placement for Periprosthetic Joint Infection following Total Hip and Knee Arthroplasty within 1 Year P0003 Elevated Titanium Levels in Revision Total Hip and Knee Arthroplasty: What Do they Mean? P0004 Blood Metal Levels and Association with Cardiac Function and Structure in Total Joint Arthroplasty P0005 Association between Metal Levels and Immune Markers in Total Joint Arthroplasty P0006 A Novel Biplanar Functional Total Hip Replacement Planning Algorithm Including Age and Predictive Postoperative Changes P0007 Predictors of Same-Day Discharge after Total Hip Arthroplasty in a Nonselective Cohort of Patients P0008 Does the Geriatric Nutritional Risk Index Predict Complication Rates and Implant Survivorship in Revision Total Joint Arthroplasty? P0009 Which Preoperative Variables Improve the Predictive Accuracy of the Risk Assessment and Prediction Tool (RAPT) in Primary Total Hip Arthroplasty? P0010 Outpatient vs. Inpatient Designation in Total Hip Arthroplasty: Can We Predict Who Will Require Hospitalization? P0011 Polycythemia Vera is Not Associated with Increased Deep Vein Thrombosis or Pulmonary Embolism Risk in Primary Total Hip Arthroplasty P0012 Prior Radiation Therapy for Pelvic Malignancy Increases Complications following Total Hip Arthroplasty P0013 Synovial Fluid Absolute Neutrophil Count is a Promising Marker for Diagnosing Periprosthetic Joint Infection P0014 Nerve Palsy after Direct Anterior vs. Posterior Total Hip Arthroplasty: Incidence, Risk Factors, and Recovery P0015 Direct Anterior Approach Associated with Lower Dislocation Risk after Primary Total Hip Arthroplasty in Patients with Prior Lumbar Spine Fusion P0016 A Multicenter Prospective Investigation on Patient Physical and Mental Health fter Girdlestone Resection Arthroplasty P0017 An 8-item Modified Frailty Index with Nutritional Status is an Effective Risk Assessment Tool in Total Hip Arthroplasty: Analysis of 223,359 Patients P0018 Temporal Trends in the Ratio of Postoperative Complications to Body Mass Index among Patients Undergoing Total Hip Arthroplasty: How are we Doing? P0019 Hip Arthroplasty in Parkinson Patients Associated with Higher Blood Loss Anemia and Dislocation P0020 Risk Factors for Prosthetic Joint Infections following Total Hip Arthroplasty for Femoral Neck Fracture P0021 The Fate of the Patient with Superficial Dehiscence following Direct Anterior Total Hip Arthroplasty P0022 Direct Anterior Approach in Primary Total Hip Arthroplasty Increases the Risk of Reoperation for Superficial Infection but Not Deep Prosthetic Joint Infection compared to Posterolateral Approach P0023 Does Surgical Approach in the Context of Spinal Stiffness and Deformity Affect Postoperative Dislocation after Total Hip Arthroplasty? P0024 Validation of a Novel, Automated 2D/3D Registration Software for Acetabular Component Alignment from Fluoroscopy Imaging P0025 Peroxisome Proliferator-Activated Receptor-Gamma Promoter Demethylation Rescues Articular Chondrocytes from Catabolic State in Hip Femoroacetabular Impingement P0026 Total Hip Arthroplasty in Patients with Angular Proximal Femoral Deformities P0027 Micro-CT Based Post-Market Imaging of 3D Printed Implants P0028 Femoral Component Design Influences Risk of Periprosthetic Femur Fracture after Total Hip Arthroplasty: An Analysis from the American Joint Replacement Registry P0029 Malposition of a Custom Flanged Acetabular Component does Not Associate with Implant Survivorship P0030 Porous Metal Augments for Severe Acetabular Bone Loss Show Excellent Results at Intermediate-Term Follow Up P0031 Total Hip Arthroplasty in Patients under 30 Years: A Long-Term Report of 180 Hips with a Follow Up from 2 to 25 Years P0032 Recovery Trajectories of Pain and Function following Total Hip Arthroplasty and Total Knee Arthroplasty Related to Mental and Physical Health: A Longitudinal Multivariable Clustering Analysis of a Large Cohort P0033 Risk Factors for Deterioration of Sagittal Spinal Alignment in the Course after Total Hip Arthroplasty P0034 Avascular Necrosis of the Femoral Head following Intra-Articular Cortisone Injection P0035 Did the COVID-19 Pandemic Coincide with an Increase in Avascular Necrosis as Indication for Total Hip Arthroplasty? P0036 Recovery of Patient-Reported Outcome Measures Occurs Earlier in Patients Undergoing Anterior Compared to Posterior Approach in Total Hip Arthroplasty P0037 Comparing the Prognostic Role of Red Blood Cell Volume Distribution Width, Neutrophil–Lymphocyte Ratio and Platelet–Lymphocyte Ratio in Predicting the Mortality after Hip Fracture in Geriatric Population P0038 Should Surgeons Learn the Primary Languages of their Total Hip Arthroplasty Patient Population? P0039 Changes to Anticipated Disposition Prevent Timely Discharge after Total Joint Arthroplasty P0040 Preoperative Veteran Rand-12 Mental Composite Score of >60 Associated with Increased Likelihood of Patient Satisfaction after Total Hip Arthroplasty P0041 Total Joint Arthroplasty Patients with Preoperative Sleep Impairment Experience Rapid Improvement in Postoperative Sleep Quality P0042 The Impact of Obesity on Total Hip Arthroplasty Outcomes: A Retrospective Matched Cohort Study P0043 Risk Stratification and Pain Outcomes following Revision Total Hip Arthroplasty for Adverse Local Tissue Reaction P0044 Comparing Outcomes following Same-Day Total Hip Arthroplasty between an Ambulatory Surgery Center and Hospital Based Center: The Patient Experience at 1 Year P0045 Low Risk of Fracture using a Cementless Triple-Tapered Collared Femoral Stem with Automated Impaction in Direct Anterior Approach Total Hip Arthroplasty P0046 Total Hip Arthroplasty in Young Patients: A Large Contemporary Case Series P0047 The Effects of Hypoalbuminemia on Complications and Increased Resource Utilization in Obese Patients P0048 Association between Social Determinants of Health and Postoperative Outcomes in Patients Undergoing Total Hip Arthroplasty P0049 The Incidence of All-Cause Mortality after Contemporary Total Hip Arthroplasty: A Meta-Analysis of 3,297,363 Cases P0050 Comparative Survival of Contemporary Cementless Acetabular Components following Primary Total Hip Arthroplasty P0051 Highly Cross-Linked Polyethylene Liner Thickness in Total Hip Arthroplasty Does Not Influence Long-Term Survival: A Retrospective Cohort Study of 2,565 Hips with Minimum 11 Years Follow Up P0052 A Longitudinal Analysis of Weight Changes Before and After Total Hip Arthroplasty: Weight Trends and Patterns P0053 Impacts of Depression, Anxiety, Stress, and Catastrophizing on Patient Activity Level following Total Hip Arthroplasty P0054 Acetabular Component Stability Using the Replace-in-Situ Philosophy to Treat Acute Acetabular Fractures P0055 Neighborhood of Residence Matters for Patients Recovering from Lower Extremity Joint Arthroplasty P0056 Total Hip Arthroplasty with Femoral Shortening Osteotomy Using Polished Cemented Stem vs. Modular Cementless Stem in Patients with Crowe Type IV Developmental Dysplasia of the Hip P0057 Socioeconomic Status Using the Area Deprivation Index is Associated with Increased Medical Complications and Emergency Department Utilization after Total Hip Arthroplasty: Consideration of the Disadvantaged Patient P0058 Lack of Consistency in Reporting National Inpatient Sample Data in Arthroplasty Research P0059 Artificial Intelligence Autonomously Measures Cup Orientation and Identifies Retroversion from Four Million Radiographs P0060 Prevalence of Adverse Spinopelvic Characteristics in Patients Undergoing Total Hip Arthroplasty and its Clinical Implications – A Prospective Study P0061 How Much Hip Motion Occurs in 3 Degrees of Freedom during Activities of Daily Living? P0062 Does Home Health Care Protect against Readmissions after Primary Total Joint Arthroplasty? P0063 Dual-Mobility versus Large Femoral Head in Revision Total Hip Arthroplasty: Interim Analysis of a Randomized Controlled Trial P0064 Revision Dual Mobility Construct with Mismatched Acetabular and Femoral Components does Not Increase the Rate of Reoperation P0065 Cemented Dual-Mobility Constructs in Uncemented Revision Acetabular Components: How Do they Fare? P0066 Ceramic-Coated Positive Eccentricity Mobile Hips Provide Excellent Stability and Low Wear: An Unconstrained Tripolar Hip Replacement is Safer than Dual Mobility P0067 Comparing the Effectiveness of Oral versus Intravenous Tranexamic Acid in Primary Total Hip and Knee Arthroplasty: A Randomized Trial P0068 Comparing Serum Metal Ion Levels between Metal and Ceramic Surface Bearings in Primary Total Hip Arthroplasty P0069 Intraoperative Dexamethasone and Venous Thromboembolism following Elective Total Joint Arthroplasty: An Instrumental Variable Analysis P0070 Risk Factors Associated with Venous Thromboembolism following Total Hip Arthroplasty P0071 The Effect of Age on the Relative Revision Rates of Cemented and Cementless Unicompartmental Knee Replacements, based on Data from National Databases: An Analysis of over 12,000 Knee Replacements P0072 Metabolic Syndrome is an Independent Risk Factor for Prolonged Hospital Stay following Unicompartmental Knee Arthroplasty P0073 Diagnostic and Invasive Colonoscopy are Not Risk Factors for Revision Surgery due to Periprosthetic Joint Infection: A Retrospective Database Study P0074 A Comparison of the Periprosthetic Fracture Rate of Unicompartmental and Total Knee Replacements: An Analysis of Data of over 100,000 Knee Replacements from National Databases P0075 No Increased Risk of Infection in Total Joint Arthroplasty Patients with Bullous Pemphigoid P0076 Characteristics of Failed Two-Stage Revision Total Knee Arthroplasty for Periprosthetic Joint Infection P0077 Prior Septic Arthritis Increases Risk for Revision due to Infection following Primary Total Knee Arthroplasty P0078 Recurrent Prosthetic Joint Infection is Associated with Infecting Bacteria and Polymicrobial Infection P0079 Total Knee Arthroplasty in Patients Aged ≥80: Outcomes in 12,718 Patients over 20 Years from the Scottish Arthroplasty Project P0080 Rerevision Knee Arthroplasty – The Effect of Time from Primary to First Revision: A Study of 4,723 Patients from the Scottish Arthroplasty Project P0081 Analyzing the Effect of Posterior Tibial Tilt in Medial Unilateral Knee Arthroplasty on Kinematics and Kinetics Using Mathematical Modeling P0082 Temporal Trends in the Rate of Complications and Prolonged Length of Stay Relative to Body Mass Index in Patients Undergoing Total Knee Arthroplasty from 2012 to 2020 P0083 Impact of Chronic Kidney Disease on Postoperative Outcomes among Total Knee Arthroplasty Patients P0084 Can Preoperative Postvoid Residual Predict Postoperative Urinary Retention? An Evaluation of Total Joint Arthroplasty Patients P0085 Stratification of 30-Day Major Complication Risk using Body Mass Index Thresholds for Patients Undergoing Total Knee Arthroplasty P0086 Preoperative Post-Void Residual Bladder Scans Predict Postoperative Catheterization following Total Knee Arthroplasty P0087 Primary Total Knee Arthroplasty in Patients with Concurrent Posttraumatic and Postseptic Arthritis: High Risk of Reinfection P0088 Comparison of Total Knee Arthroplasty Outcomes Between Hemodialysis and Renal Transplant Patients P0089 The Impact of Pancreatitis on Postoperative Outcomes in Total Knee Arthroplasty with Minimum Two-Year Surveillance P0090 The Impact of Acquired Immunodeficiency Syndrome on Outcomes and Complications following Total Hip Arthroplasty: A Propensity Scored-Match Analysis P0091 Preoperative Factors to Consider for Same Day Discharge for Arthroplasty P0092 Patient Frailty is Correlated with Increased Adverse Events and Costs after Revision Knee Arthroplasty P0093 The Impact of Thyrotoxicosis on Outcomes and Complications following Total Knee Arthroplasty with Minimum 2-Year Surveillance P0094 Optimizing the Relationship Between Height, Weight, and Sex to Predict Early Prosthetic Joint Infection in Total Knee Arthroplasty P0095 Noise-Induced Hearing Loss: Should Surgeons Be Wearing Ear Protection during Primary Hip and Knee Arthroplasty? P0096 The Reverse Fragility Index: Interpreting the Current Literature for Long-Term Survivorship of Computer-Navigated versus Conventional Total Knee Arthroplasty ¬ A Systematic Review and Cross-Sectional Study of Randomized Controlled Trials P0097 Intra-incisional Pin Placement is Safe for Robotic-Assisted Total Knee Arthroplasty P0098 Robot-Assisted Standardized Laxity Assessment during Total Knee Arthroplasty does Not Affect Clinical Outcomes: Preliminary 6-Month Results of a Randomized Controlled Trial P0099 Increased Accuracy in Alignment with Robotic-Arm Assisted Arthroplasty did Not Result in Superior Outcomes at 2-Year Follow Up P0100 Open Access Publication in Total Knee Arthroplasty is Associated with Increased Social Media Attention, but is not Associated with Increased Citations P0101 Analyzing Utilization Rates of Premium Technologies in Total Knee Arthroplasty between Safety-Net Hospitals and Non-Safety-Net Hospitals P0102 Medium Term Outcomes and Survival of Cement-Linked Custom Megaprosthesis for Limb Salvage in Complex Revision Arthroplasty P0103 No Increased Risk of Infection in Total Joint Arthroplasty Patients with Hidradenitis Suppurativa P0104 Prolonged Antibiotics Use in Total Knee Arthroplasty does Not Lead to Reduced Prosthetic Joint Infection Rates P0105 Mental Health Disease Associated with Increased Risk of Infection following Total Knee Arthroplasty P0106 Demographics and Outcomes of Commercial Antibiotic Cement Usage for Infection Prophylaxis during Primary Total Knee Arthroplasty in Patients Over 65 Years Old: An American Joint Replacement Registry Study P0107 Association of Acute Kidney Injury with Antibiotic Loaded Cement Products during Orthopaedic Procedures P0108 One-Stage Revision Total Knee Arthroplasty for Periprosthetic Joint Infection with an Overlying Sinus Tract P0109 Antibiotic Eluting Calcium Sulphate Beads Lower Bacterial Burden and Prevent Infection in Mouse Model of Prosthetic Joint Infection P0110 Utilization, Perceived Effectiveness, and Interest in Topical Cannabidiol among Patients with Hip or Knee Arthritis P0111 Does Intra-Articular Ketorolac and Corticosteroid Provide Similar Pain Relief in Knee Osteoarthritis? A Randomized Controlled Double-Blind Study P0112 The Effect of the Medial Closing Wedge Distal Femoral Varus Osteotomy on the Patellofemoral Joint P0113 The Acute Oblique Osteotomy and Ligation Procedure to Shorten the Fibula in High tibial Osteotomy: Clinical Evaluations of the Safety and the Union Rate P0114 Body Mass Index does Not Increase or Decrease 10 Years after Primary Total Hip or Total Knee Arthroplasty P0115 Cementless Total Knee Arthroplasty in Patients Under the Age of 50 Years: Average 6-Year Follow Up P0116 Coronal Plane Deformity in Total Knee Arthroplasty is Associated with Increased Operative Time and Disposition to Skilled Nursing Facility P0117 Ten-Year Survivorship and Patient Satisfaction of Robotic-Arm Assisted Unicompartmental Knee Arthroplasty: A Prospective Multicenter Study P0118 Mid- to Long-Term Survivorship of Unicompartmental Knee Arthroplasty P0119 Effect of Ventricular Septal Defect on Postoperative Outcomes of Total Knee Arthroplasty Patients P0120 What are the Patient Acceptable Symptom State and Substantial Clinical Benefits for Pain, Function, and Quality of life after Primary Total Knee Arthroplasty? P0121 Age-Related Differences in Pain, Function, and Quality of Life following Primary Total Knee Arthroplasty P0122 Impact of Congestive Heart Failure on Postoperative Outcomes of Primary Total Knee Arthroplasty: A NSQIP Analysis between 2008 and 2016 P0123 Outcomes of Primary Total Joint Arthroplasty in Patients with a History of Solid Organ Transplantation: A Single Institution Analysis P0124 Satisfaction following Total Joint Arthroplasty: The Impact of the COVID-19 Pandemic P0125 A Validated Preoperative Risk Prediction Tool for Extended Inpatient Length of Stay following Primary Total Hip or Knee Arthroplasty P0126 The Influence of Surgeon Caseload and Usage on the Long-Term Outcomes of Unicompartmental Knee Replacement: An Analysis of over 34,000 Knee Replacements from the National Joint Registry P0127 Black Patients undergo Knee Replacement at a Younger Age and have Worse Outcomes than White Patients: A Retrospective Matched Cohort Study P0128 Thirty-Day Readmissions following Total Knee Arthroplasty (TKA): Findings from a Comprehensive 5-Year Analysis of the Frequency, Causes, and Patterns of TKA Readmissions P0129 Effect of Posterior Stabilized Versus Cruciate Retaining Total Knee Arthroplasty on Acute Postoperative Mobility P0130 The Impact of Obesity on Total Knee Arthroplasty Outcomes: A Retrospective Matched Cohort Study P0131 Predicting Pain Reduction and Functional Improvement following Joint Arthroplasty Utilizing Radiographic Severity of Osteoarthritis, Step Counts, and Preoperative Patient Factors P0132 Assessing Risk Factors for 90-Day Emergency Department Visits Status-Post Index Total Knee Arthroplasty: A Retrospective Case Control Study P0133 How Do Mortality Rates following Total Knee Arthroplasty Vary Worldwide? A Meta-Analysis of 6,051,261 Patients from 17 Countries P0134 The Other Partial Knee: Outcomes of 250 Consecutive Patients using a Popular Milling System Technique for Patellofemoral Unicompartmental Arthroplasty P0135 No Shortening of the Patellar Tendon during Two-Stage Knee Arthroplasty Revision using Articulating Spacers P0136 High Rates of Mechanical Failure after Non-Oncologic Salvage Arthroplasty Using One Manufacturer's Implant after Prior Periprosthetic Joint Infection P0137 Coronal Malalignment is Infrequently Present in Patients with Aseptic Tibial Loosening P0138 Is a Nickel Allergy Related to Poor Outcomes in Total Knee Arthroplasty? P0139 Trends in Total Joint Arthroplasty among Patients with Rheumatoid Arthritis: The Impact of Recent Disease-Modifying Antirheumatic Drug Utilization Guidelines P0140 Total Knee Arthroplasty with Patella Retention in Rheumatoid Arthritis P0141 Is an “Outpatient Arthroplasty Risk Assessment Score” Needed for Predicting Safe Selection of Outpatient Arthroplasty Candidates? P0142 Same Day Discharge from an Ambulatory Surgery Center after Total Joint Arthroplasty in Patients with Obesity is Safe P0143 Oral Dexamethasone Reduced Pain after Total Knee Arthroplasty: A Randomized Placebo-Controlled Trial P0144 Initial Prescription Size does Not Predict the Likelihood of Opioid Refill after Total Knee and Hip Arthroplasty P0145 Oral Dexamethasone following Total Knee Arthroplasty: A Prospective, Double-Blind, Randomized, Placebo-Controlled Trial P0146 Is the Limited Use of Tourniquet during Total Knee Arthroplasty More Beneficial in Contemporary Enhanced Recovery Protocol? A Prospective Randomized Controlled Trial P0147 Enhanced Recovery after Surgery (ERAS) for Total Knee Arthroplasty, the New Standard of Care: An Asian Perspective P0148 Preoperative Anemia is an Independent Risk Factor for Increased Complications and Mortality after Total Knee Arthroplasty Regardless of Postoperative Transfusions P0149 Primary Knee Arthroplasty for Osteoarthritis Restores Patients’ Health-Related Quality of Life to Normal Population Levels: A Propensity Score Matched Study P0150 Temporal Trends in Complications after Revision Total Knee Arthroplasty for Prosthetic Joint Infection: Have We Progressed in the Past Decade? P0151 The Impact of Peripheral Nerve Blocks on the Quality of Care following Ankle Fracture Surgery P0152 Increased Hospital Length of Stay for Severe and Morbidly Obese Patients after Total Ankle Arthroplasty: A National Database Study P0153 Caprine Animal Model of a Novel ‘Compliant’ Implanted Ankle-Foot Prosthesis P0154 Association of Synovial Fluid and Plasma Tryptophan-Kynurenine Pathway Metabolites with Osteoarthritis Pain and Severity P0155 Predictors of Deformity in Patients with Progressive Collapsing Foot Deformity and Valgus of the Ankle P0156 Posterior Ankle Impingement: It is Not All About the Os Trigonum P0157 A Comparison of Patient-Reported Outcomes among Older Adults after Simultaneous Bilateral Hallux Valgus Surgery and Staged Unilateral Surgery P0158 Treatment of Moderate to Severe Hallux Valgus without Osteotomy or Arthrodesis P0159 The Role of the Transverse Arch in Progressive Collapsing Foot Deformity P0160 How Does Alcohol Use Disorder Impact Outcomes and Costs following Open Reduction and Internal Fixation for Bimalleolar Ankle Fractures? P0161 Does Patient-Reported Outcome Measure Use at New Foot and Ankle Clinic Visits Improve Patient Satisfaction and Experience? A Randomized, Controlled Trial P0162 Preoperative Albumin Not Associated with Total Ankle Arthroplasty Outcomes P0163 Complications after Percutaneous Osteotomies of the Calcaneus P0164 Evaluation of Metatarsal Torsion by Using 3D Analysis and Computed Tomography. Hallux Valgus vs. Hallux Rigidus vs. Normal Feet P0165 The Reverse Fragility Index: A Systematic Review of Randomized Controlled Trials Comparing Rates of Rerupture following Open Achilles Tendon Repair versus Early Functional Rehabilitation P0166 Is Ulnar-Sided Intercarpal Fixation Necessary in Treatment of Perilunate Injuries? P0167 Analysis of Relevant Factors of Finger Body Deviation following Thumb Duplication Resection in Children with Polydactyly P0168 Class III Obesity and Operative Distal Radius Fracture Complications: A Case-Control Study of 10,022 Patients P0169 The Use of Structured Observation and Evaluation of Simulated Carpal Tunnel Release as a Supplemental Tool to Traditional Methods of Competency Evaluation P0170 Use of Artificial Intelligence for Documentation in Orthopaedic Hand Surgery P0171 Appropriateness of Self-Scheduled Office Visits in Outpatient Hand Surgery P0172 The Efficacy of Thread Carpal Tunnel Release for Carpal Tunnel Syndrome in Workers' Compensation Patients: A Prospective Multicenter Analysis P0173 Effect of Monocryl versus Nylon Sutures on Patient and Observer-Assessed Outcomes after Carpal Tunnel Surgery: Prospective Randomized Controlled Trial P0174 Early Revision Rate following Primary Carpal Tunnel Release P0175 Early vs. Delayed Targeted Muscle Reinnervation: Why Wait? P0176 Neurolysis for Nerve Adhesion in Rats Affected the Paraneurium and Reduced Macrophages in the Nerve, Reducing Intraneural Scarring and Contributing to Recovery of Nerve Function P0177 Upper Extremity Neuropathies following Severe COVID-19 Infection: A Multicenter Case Series P0178 Patient-Perceived Time to Recovery after Carpal Tunnel Release P0179 Factors Associated with Suboptimal Triceps Motor Branch to Anterior Axillary Nerve Transfer: A Case-Control Study P0180 Biopsies for Soft Tissue Sarcoma of the Hand: Dangers, Hazards, and Outcomes P0181 Utility of Targeted Muscle Reinnervation to Reduce Postoperative Pain in Patients Undergoing Hindquarter Resections P0182 Unfolded Protein Response Targets Chondrosarcoma Stem Cells via Toll Like Receptor Mediated Mechanism: Exciting Therapeutic Applications for PRP-1 P0183 Bone Marrow Aspiration and Biopsy in the Initial Staging of Extraskeletal Ewing Sarcoma P0184 Anti-Tumor Effect of the Cyclic Peptides Derived from Flaxseed against Giant Cell Tumor of the Bone P0185 Natural Language Processing of Pathology Reports Identifies Soft Tissue Sarcomas Missed by International Classification of Diseases Codes in the Veterans Administration National Database P0186 Total Hip Arthroplasty vs. Hemiarthroplasty for Pathologic Proximal Femur Fractures: Which Offers Better Value? P0187 Single-Stage versus Multi-Stage Intramedullary Nailing for Multiple Synchronous Long Bone Impending and Pathologic Fractures in Metastatic Bone Disease and Multiple Myeloma P0188 Is Geographic Access to Care Associated with Survival Outcomes in Patients with Bone and Soft-Tissue Sarcomas? Nationwide Patterns in the United States P0189 3D-Printed Patient-Specific Cutting Guides versus Freehand Resection for Internal Hemipelvectomy: Clinical and Oncologic Outcomes P0190 Comparing Reconstruction Techniques for Proximal Tibia Tumors: Allograft Prosthetic Composites are Associated with Higher Reoperation Rate but Longer Survival than Proximal Tibia Replacements P0191 Evaluating Standard of Care Practice Patterns for Postoperative Metastatic Bone Disease Patients P0192 Bone Healing after Autogenous Bone Grafting Using ‘High Hydrostatic Pressure’ in Posterolateral Spinal Fusion Model P0193 Mechanical Failure and Related Factors following Total En Bloc Spondylectomy P0194 Evaluation of the Surgical Management of the Skeleton in Patients with Ollier's Disease and Mafucci Syndrome P0195 Newly Developed Bone Targeting Platinum Complex Effectively Targets Cisplatin Resistant Relapsed Osteosarcoma in a Patient-Derived Orthotopic Xenograft (PDOX) Mouse Model P0196 Hematopoietic Cells Regulate Fracture Healing in Neurofibromatosis P0197 Nonsurgical Management of Closed Displaced Tibia Shaft Fractures in Patients under 18 Years of Age: Low Failure Rate P0198 Untreated Congenital Vertical Talus Deformity in Walking Age: Minimally Invasive Method Works P0199 Defining the Role of Ultrasound in the Diagnostic Work-Up of Septic Arthritis in the Pediatric Hip P0200 Fibrin Glue is a Viable Alternative to Fat Graft for Interposition after Tarsal Coalition Resection P0201 Is Prematurity a Risk Factor for Development Dysplasia of the Hip? A Systemic Review and Meta-Analysis P0202 Characterization of Accessory Anterolateral Talar Facet on Computerized Tomographic Scan and Clinical Associations in Pediatric Patients P0203 Validation of Parameters Recommended for Secondary Screening for Developmental Dysplasia of the Hip in Japan P0204 Pediatric Access Coordinator to Improve Patient Access to Specialty Care and Decrease Health Disparity P0205 Lateral Epicondylar Fractures in the Pediatric Population: An Assessment of Patient-Reported Outcomes P0206 Bethlem Myopathy (Collagen VI-Related Dystrophies): A Retrospective Cohort Study on Musculoskeletal Pathologies and Clinical Course P0207 The Tension of the Iliopsoas Tendon More than Doubles during Extension of the Dysplastic Hip in Open Reduction P0208 Racial Disparities in Readmission Rates following Surgical Treatment of Pediatric Developmental Dysplasia of the Hip P0209 Pulvinar and Pubic Cartilage Measurements for the Diagnosis of Developmental Dysplasia of the Hip: How Do they Compare to Alpha Angle and Percentage Bony Coverage? P0210 Prospective Analysis of Home Narcotic Consumption and Management of Excess Narcotic Prescription following Adolescent Idiopathic Scoliosis Surgery P0211 Optimizing Spinal Deformity Surgery: Does a Dual Approach Help Young Surgeons? P0212 Effect of Socioeconomic Disparities on Adolescent Idiopathic Scoliosis Outcomes P0213 A 10-Year Perspective on the Question of Whether Surgeries for Adolescent Idiopathic Scoliosis are "One and Done?" P0214 Children with Presumed Early-Onset Idiopathic Scoliosis and Treated in Cast May Have Delayed Ambulation P0215 High Rates of Successful Return to Competitive Athletics following Posterior Spinal Fusion for Adolescent Idiopathic Scoliosis Regardless of Distal Fusion Level: A Prospective Cohort Study P0216 Early Manipulation under Anesthesia is Safe and Effective for the Management of Arthrofibrosis of the Knee after Arthroscopic Knee Ligament Reconstruction Surgery in Adolescent Patients P0217 Surgical Excision versus Ultrasound-Guided Treatment of Symptomatic Wrist Ganglia in Pediatric Patients P0218 An Assessment of Risk Factors for Neonatal Brachial Plexus Palsy in the United States P0219 Does Patient Race, Ethnicity, or Socioeconomic Status Impact Surgical Decision Making? Analysis of Casting vs. Surgery for a Common Pediatric Upper Extremity Fracture P0220 At what Age is Stereognosis a Reliable Measure in the Pediatric Population? P0221 The Hidden Burden of Referred Revision Total Knee Arthroplasty at an Academic Institution P0222 Characteristics of Surgeons Leaving Academic Orthopaedics: 2016 to 2022 P0223 Is Implant Cost Associated with Clinically Significant Outcomes after Total Hip Arthroplasty? An Analysis of 525 Patients P0224 Optimal Stewardship of Magnetic Resonance Imaging in the Treatment and Diagnosis of Musculoskeletal Injuries P0225 Patient Perceptions of Orthopaedic Sports Medicine Surgeons on Social Media P0226 Patient Satisfaction and Outcomes following Outpatient Joint Arthroplasty in Academic Medical Centers P0227 Implant Cost is not Associated with Clinically Significant Outcomes in Patients Undergoing Total Knee Arthroplasty P0228 Maximizing Effective Twitter Use by Orthopaedic Sports Medicine Journals: Account Metrics and Impact Factor P0229 Implementation of a Preoperative Education Class for Total Joint Arthroplasty Patients Significantly Reduces Postoperative Narcotic Usage and Non-Home Discharge in an Underserved Patient Population P0230 Preoperative Opioid Use is Associated with Worse Preoperative Patient-Reported Outcomes in Hip Arthroscopy Patients P0231 Greater Preoperative Expectations Predict Improvement in Pain and Function Two Years after Knee Surgery P0232 Patient-Reported Outcomes Associated with “Completely Better” Status after Hip Arthroscopy P0233 Osteoarthritis: Perspective of a Population Facing Barriers to Access Health Services in Guatemala P0234 Postoperative Sleep Status after Total Knee Arthroplasty P0235 Insomnia among Patients with Chronic Pain: A Retrospective Study P0236 Melt-Electrowriting of Electrically Conductive Composite Biomaterial for Bone Tissue Engineering P0237 Platelet Rich Plasma as Biological Therapy in Western Guatemala: Benefits, Safety, and Tolerability P0238 Home Health Care is Associated with an Increased Risk of Emergency Department Visit, Readmission, and Cost of Care without Reducing Risk of Complication: A Propensity-Score Analysis P0239 Multimodal Pain Management after Outpatient Orthopaedic Hand Surgery: A Prospective Randomized Trial P0240 Skilled Nursing Facility after Hip Fracture Diminishes Care "Quality" P0241 The Effect of Subscapularis Specific Rehabilitation following Total Shoulder Arthroplasty: A Prospective, Double-Blinded, Randomized Controlled Trial P0242 Can Video-Assisted Therapy Replace In-Person Occupational Therapy after Carpometacarpal Arthroplasty? A Noninferiority Study P0243 Self-Directed Remote Rehabilitation Yields Similar Outcomes as Formal Physical Therapy for Patients with Lower-Extremity Fracture P0244 Patient Perception of Same Day Discharge versus Overnight Stay after Total Joint Arthroplasty P0245 Effect of Early vs. Late Weight-Bearing on Outcome after Plate Osteosynthesis of Tibial Plateau Fractures: A Pilot Study P0246 Forward Flexion Can Reliably Be Measured with a Front-Facing Camera Used for At-Home Physical Therapy P0247 Post-Acute Care Utilization following Hip Surgery during the COVID-19 Pandemic P0248 Effects of SMART Goal Quality on Patient Activation and Patient-Reported Outcome Measures following Total Hip Arthroplasty and Total Knee Arthroplasty P0249 A Pilot and Feasibility Study to Assess an Interactive Voice Response Intervention in the Follow Up of Primary Arthroplasty P0250 At-Home Physical Therapy with a Remote Monitoring Digital Health Platform Leads to Similar Patient-Reported Outcomes Compared to Traditional In-Office Physical Therapy following Shoulder Surgery P0251 A COVID-19 Pandemic Deathtrap: The Peril of Subacute Nursing Facilities following Hip Fracture P0252 Evaluating the Safety Profile and Outcomes of Antibiotic-Loaded Synthetic Calcium Sulfate Beads: A Level 1 Trauma Center Hospital Experience P0253 Rates of Future Osteonecrosis are Higher among HIV+ Patients Treated with Highly Active Antiretroviral Therapy P0254 Patient's Perceptions and Utilization of Physical Therapy after Orthopaedic Surgery P0255 Forgetting the Frail: National Trends in Vitamin D Prescription Post Fragility Fracture P0256 Establishing a Hospital-Based Outpatient Joint Replacement Unit during COVID-19 P0257 Trends in Length of Stay for Arthroplasty from 1989-2021: An Observational Study of 292,772 Patients from the Scottish Arthroplasty Project Database P0258 The Learning Curve of Robotic-Arm Assisted Total Joint Arthroplasties: A Systematic Review P0259 Patient compliance with remote monitoring: Findings from a multi-center study P0260 Impact of Smoking on Postoperative Outcomes of Syndesmotic Fixations: An American College of Surgeons National Surgical Quality Improvement Program Analysis 2008-2016 P0261 Nonoperative Treatment of Acromial Fractures following Reverse Shoulder Arthroplasty: Clinical and Radiographic Outcomes P0262 Minimal Clinically Important Difference, Substantial Clinical Benefit, and Patient Acceptable Symptomatic State of Upper Extremity Patient-Reported Outcomes Measurement Information System Scores in Adhesive Capsulitis P0263 On the Concerning Early Failure of a Short Stem Press-Fit Humeral Component P0264 Clinical and Radiographic Outcomes following Anatomic Total Shoulder Arthroplasty Utilizing an Inset Glenoid Component at 2-Year Minimum Follow-Up: A Dual Center Study P0265 Outcomes of Physical Therapy in the Treatment of Shoulder Osteoarthritis P0266 Social Determinants of Health Negatively Impact Patient-Reported Outcomes in Shoulder Arthroplasty P0267 Preoperative Metaphyseal Cancellous Bone Density is Associated with Intraoperative Conversion to Stemmed Total Shoulder Arthroplasty P0268 A Propensity Score-Matched Analysis on the 2-Year Outcomes of Anatomic and Reverse Shoulder Arthroplasty for Glenohumeral Osteoarthritis P0269 Comparing Skill Acquisition and Validity of Immersive Virtual Reality to Cadaver Laboratory Sessions in Training for Reverse Total Shoulder Arthroplasty P0270 Central Peg Osteolysis in Anatomic Shoulder Arthroplasty: Associated Factors and Clinical Significance at Mean 7-Year Radiographic Follow Up P0271 The Influence of Computed Tomography-Based Preoperative Planning on Clinical Outcomes after Reverse Total Shoulder Arthroplasty: A Matched Cohort Analysis P0272 Effect of Obesity on Short and Long-Term Complications of Shoulder Arthroplasty P0273 One- and Two-Year Patient-Reported Outcomes Do Not Vary Significantly after Total and Reverse Shoulder Arthroplasty: An Analysis of 2,973 Patients P0274 Clinical Outcomes of Revision to Anatomic Total Shoulder Arthroplasty P0275 Contributing Factors to the Development of Glenohumeral Osteoarthritis in the Young Patient P0276 Similar Rates of Adverse Events following Primary Anatomic Compared to Reverse Shoulder Arthroplasty in Patients ≥70 Years Old with Glenohumeral Osteoarthritis: A Cohort Study of 3,398 Patients P0277 Management of Periprosthetic Humerus Fractures after Shoulder Arthroplasty P0278 Evaluation of Needle Length and Injection Site to Maximize Successful Intramuscular Inoculations and Minimize Overpenetration during Intramuscular Deltoid Vaccinations P0279 Transcutaneous Compression Suture with Iodine Gauze for the Treatment of Chronic, Fistulizing Wounds in Periprosthetic Shoulder Infections P0280 Artificial Neural Network Prediction of Readmission following Primary Total Shoulder Arthroplasty Based on Preoperative and Intraoperative Variables P0281 Risk Factors of Acromial and Scapular Spine Stress Fractures Differ by Indication: A Study of the American Shoulder and Elbow Surgeons Complications after Reverse Shoulder Arthroplasty Multicenter Research Group P0282 Mixed Reality Holographic Assisted Placement of Guidewire in Shoulder Arthroplasty P0283 Anatomic versus Reverse Total Shoulder Arthroplasty for Primary Osteoarthritis: Case Controlled Comparisons using the Machine Learning Derived Shoulder Arthroplasty Score P0284 A Validated Preoperative Risk Prediction Tool For Extended Inpatient Length of Stay following Anatomic or Reverse Total Shoulder Arthroplasty P0285 Do Socioeconomic Factors Affect Outcomes following Total Shoulder Arthroplasty? P0286 The Impact of Health Literacy on 2-Year Outcomes after Shoulder Arthroplasty P0287 Comparison of Treatment Strategies for Periprosthetic Joint Infections of the Shoulder P0288 Outcomes of Femoral Head Allograft for the Management of Glenoid Bone Defects in Revision Reverse Shoulder Arthroplasty: A Case-Controlled Study P0289 Establishing Clinically Significant Outcomes of Total Shoulder Arthroplasty at Minimum 5-Year Follow Up P0290 Is Periprosthetic Joint Infection Associated with Increased Mortality Rate in Revision Shoulder Arthroplasty? P0291 Optimizing the Use of Liposomal Bupivacaine in Shoulder Arthroplasty P0292 Influence of Humeral Lengthening on Clinical Outcomes in Reverse Shoulder Arthroplasty P0293 Glenoid Baseplate Failure in Reverse Total Shoulder Arthroplasty P0294 Revision Reverse Shoulder Arthroplasty for the Management of Baseplate Failure: An Analysis of 676 Revision RSA Procedures P0295 Effect of Primary Diagnosis on Return to Sport after Reverse Total Shoulder Arthroplasty P0296 How does Preoperative Shoulder External Rotation Stiffness Influence the Rate of Motion Restoration after Anatomic Total Shoulder Arthroplasty? P0297 The Influence of Prior Dental Pathology on Medical Complications and Periprosthetic Joint Infections following Primary Shoulder Arthroplasty P0298 Can Making Skin Incision with Electrocautery Eliminate C. acnes from Surgical Wound During Shoulder Arthroplasty? A Prospective Randomized Clinical Trial P0299 Operative Repair Trends for Proximal Humeral Fractures in the United States from 2010 to 2019: A Retrospective Population-Based Study P0300 3D Printed Models Can Reduce Costs and Surgical Time of Complex Proximal Humeral Fractures: Planning and Training P0301 Reverse Total Shoulder Arthroplasty for Acute Proximal Humerus Fractures: Is Delay Associated with an Increased Rate of Reoperation? P0302 Radiographic Results and Intraoperative Complications of Pressfit Fracture Specific Stem in Reverse Shoulder Arthroplasty for Fracture P0303 The Influence of Calcar Comminution on Outcomes after Locked Plate Fixation of Proximal Humerus Fractures: An Analysis of Complication Rates, Range of Motion, and Patient-Reported Outcomes Measurement Information System P0304 Patients Undergoing Reverse Shoulder Arthroplasty for Proximal Humeral Fracture Continue to Improve through 2 Years Postoperatively P0305 Evaluating the True Cost of a Proximal Humerus Fracture: The Importance of Indirect Cost and Productivity Loss P0307 Rotator Cuff Repair with a Bioinductive Bovine Collagen Implant has a Low Incidence of Postoperative Stiffness: Review of 345 Shoulders P0308 Timing of Surgical Repair for Traumatic Rotator Cuff Tears P0309 Comparison of Clinical Outcomes of Revision Reverse Total Shoulder Arthroplasty for Failed Primary Anatomic versus Failed Reverse Shoulder Arthroplasty P0310 Impact of Age on Shoulder Range of Motion and Strength P0311 New Bioactive Spatially-Embedded Growth Factor Scaffold Promotes Bone-to-Tendon Interface Healing after Chronic Rotator Cuff Repair P0312 Distal Clavicle Excision as a Concomitant Procedure with Arthroscopic Rotator Cuff Repair Leads to Inferior Patient-Reported Outcomes Measurement Information System (PROMIS) Scores at 2-Year Follow Up P0313 Full Thickness Rotator Cuff Tear Repair Outcomes Based on Geocoding and Socioeconomic Factors P0314 Arthroscopic Posterior Labral Repair in Active-Duty Military Patients: A Reliable Solution for an At-Risk Population, Regardless of Anchor Type P0315 One Year Patient-Reported Outcomes following Primary Arthroscopic Rotator Cuff Repair Vary Little by Surgeon P0316 Quantitative Evaluation of Fatty Degeneration and Atrophy in the Infraspinatus and Teres Minor Muscle using MRI IDEAL Technique P0317 Structural and Clinical Outcomes after Superior Capsule Reconstruction Using an at least 6-mm Thick Fascia Lata Autograft Including the Intermuscular Septum: A Multi-Institutional Study P0318 Clinical Outcomes of Rotator Cuff Repair with Subacromial Bursa Reimplantation: A Retrospective Cohort Study P0320 Anatomic and Reverse Total Shoulder Arthroplasty among Medicare Patients in the Ambulatory Surgery Center: A Retrospective Review on 90-Day Complications P0321 Correlation between Baseplate Positioning and Clinical Outcomes after Reverse Shoulder Arthroplasty P0322 Effects of Different Humeral Stem Length on Stem Alignment and Proximal Stress Shielding in Reverse Total Shoulder Arthroplasty P0323 Interscalene Block Versus Periarticular Liposomal Bupivacaine for Pain Control following Reverse Shoulder Arthroplasty: A Randomized Trial P0324 Clinical and Anatomical Outcomes of Arthroscopic Repair of Large Rotator Cuff Tears with Allograft Patch Augmentation: A Prospective, Randomized, and Single-Blinded Controlled Trial, Long-Term Follow Up P0325 Effects of Subscapularis Repair in the Reverse Total Shoulder Arthroplasty: Difference in those with Intact or Poor Subscapularis Tendon P0326 What is the Concordance Rate of Preoperative Synovial Fluid Aspiration and Intraoperative Biopsy in Detecting Periprosthetic Joint Infection of the Shoulder? P0327 The Effect of Glenoid Defect Size on the Morphological Change of the Grafted Coracoid after Latarjet Procedure P0328 Remplissage in Addition to Arthroscopic Bankart Repair for Shoulder Instability with On-Track Hill-Sachs Lesions Reduces Residual Apprehension without External Rotation Limitation P0329 Difference in Anterior and Posterior Glenoid Morphology Affects Bone Graft Dimensions for Glenoid Reconstruction P0330 Superior Labrum Anterior and Posterior Repair versus Biceps Tenodesis in Young Patients: A Systematic Review and Meta-Analysis P0331 What Factors Determine if a Patient Should Undergo a Staged Procedure for Adult Cervical Deformity Corrective Surgery P0332 Is there Cost-Utility Benefit of Robot Assistance in Correction of Adult Spinal Deformity? Initial Clinical and Economic Outcomes of a Single-Center Adult Spinal Deformity Database P0333 Longitudinal Study to Determine whether Maintaining Limb and Trunk Muscle Strength, especially Back Muscle Strength, is Useful in Preventing Back Pain Deterioration, Maintaining Quality of Life, and Maintaining Sagittal Alignment of the Spine P0334 Evaluating the Impact of Multiple Sclerosis on 2-Year Postoperative Outcomes following Long Fusion for Adult Spinal Deformity: A Propensity Score-Matched Analysis P0335 Comparative Analysis of Prone Lateral versus Single-Position Lateral Decubitus Positioning in Achieving Optimal Outcomes and Reducing Complication Rates in Minimally-Invasive Spine Surgery P0336 Improved Sagittal Alignment is Associated with Early Postoperative Neck Disability and Pain Related Patient Reported Outcomes following Posterior Cervical Decompression and Fusion for Myelopathy P0337 Vertebral Fracture should be the Last Straw for Sagittal Decompensation in Adult Spinal Deformity; A Mean 13.6-Year Longitudinal Study of Natural Course P0338 Prior Bariatric Surgery Lowers Complication Rates following Adult Spinal Deformity Surgery in Morbid Obese Patients P0339 Correlation of Patient-Reported Outcomes Measurement Information System to Scoliosis Research Society 22r in Surgical Adult Deformity Patients: An Analysis of 187 Visits P0340 Not Only Biased by Mental State: What Patients Tell Us via Patient-Reported Outcome Measures Only Represent Up to 33% of Their Functional Status P0341 An Externally Validated Model Predicts Complications and Unplanned Readmission after Anterior Cervical Fusion P0342 A Decade-Long Analysis of a Large, Urban Academic Hospital on the Comparative Clinical Outcomes Following 1-2 Level and 3-4 Level Anterior Cervical Discectomy and Fusion P0343 Total Tumor Excision for Spinal Metastases of Thyroid Carcinoma Improves Patient Survival P0344 Incidence of Postoperative Neurological Deficit and Recovery of Neurological Outcome and Ambulation Status after Total En Bloc Spondylectomy for Spinal Tumors P0345 Influence of Spinal Stenosis Severity on Physical Therapy Outcomes P0346 The Association of Cannabis Use Disorder on In-Hospital Lengths of Stay, Medical Complications, and Costs of Care in Patients Undergoing Primary 1- to 2- Level Lumbar Fusion P0347 Association between Abdominal Trunk Muscle Weakness and Future Osteoporotic Vertebral Fracture in Middle-Aged and Older Adult Women: A Three-Year Prospective Longitudinal Cohort Study P0348 Determining the Effect of Intraoperative Tranexamic Acid on Postoperative Blood Loss in Anterior Cervical Discectomy and Fusion P0349 Adverse Events Associated With Robotic-Assisted Spine Surgery: An Analysis of the U.S. Food and Drug Administration MAUDE Database P0350 Are All Cervical Cages Created Equal? An Analysis of a Decade of Adverse Event Reports in the United States P0351 Comparison of Preoperative versus Postincisional Intrathecal Morphine on Clinical Outcomes in Adolescent Idiopathic Scoliosis P0352 Thoracic Kyphosis Increases but Cervical or Lumbar Lordosis Does Not Change through the Unfused Segments after Surgical Correction of Lenke Type 5 and 6 Curves P0353 Should Physical Therapy be Incorporated in Patient Care Post 1-2 Level Lumbar Fusions for Degenerative Lumbar Instability? A Comparative Outcome Analysis P0354 Influence of Preoperative Symptom Duration on Postoperative Clinical Outcomes and Trajectory in Patients Undergoing Lateral Lumbar Interbody Fusion P0355 Does Level of Baseline Leg Pain Influence Outcomes among Patients with Severe Back Pain undergoing Minimally Invasive Transforaminal Lumbar Interbody Fusion? P0356 Prospective 3D Imaging Study of Screw Position Using Two Different Robotic Spinal Surgery Techniques P0357 Are Biplanar Projection Radiographs Adequate to Confirm Intraoperative Pedicle Screw Placement? P0358 Association between Muscle Health and Patient-Reported Outcomes after Lumbar Microdiscectomy P0359 Navigational Assistance in Interbody Device Positioning Optimizes Peri- and Postoperative Outcomes in Minimally-Invasive Spine Surgery P0360 Comparison of Radiation Exposure to the Spine Interventionalist during Fluoroscopically Guided Procedures P0361 Prior COVID-19 Infection in 6 months Prior to Elective Lumbar Spine Surgery is associated with Increased Morbidity P0362 Trends in Deep Venous Thrombosis Prophylaxis and Deep Vein Thrombosis Rates after Lumbar Spine Surgery P0363 The Rates of Negative Outcomes for Underweight Patients Undergoing Posterior Lumbar Interbody Fusion Rival or Exceed those of Morbidly Obese Patients P0364 Enhanced Surgical Recovery for Thoracolumbar Spine Surgery is Associated with Decreased Opioid Consumption, Length of Hospital Stay, and Hospital Readmissions: Evaluation of 51,236 Cases P0365 Venous Thromboembolism Prophylaxis Safety Profile in Elective Spine Surgery P0366 Does Obesity Influence Outcomes of Primary, Single-Level Lateral Lumbar Interbody Fusion? P0367 Dilute Betadine Lavage With or Without Intrawound Vancomycin is an Extremely Cost-Effective Method of Infection Prophylaxis for Instrumented Thoracolumbar Surgery P0368 Understanding the Impact of Social Determinants of Health on 90-Day Readmission Rates following Posterolateral Fusion: A Machine Learning Approach P0369 Cage Placement Can Serve as a Superior Predictor of Postoperative Subsidence in Expandable and Static Transforaminal Lumbar Interbody Fusion Cages Rather than Cage Specific Properties P0370 Does Gender Impact Patient-Reported Outcomes following Lateral Fusion? P0371 Resolution of Radiculopathy in Indirect versus Direct Decompression in Single Level Lumbar Fusion at Two-Year Follow Up P0372 The Predictive Potential of Nutritional and Metabolic Burden: Development of a Novel Validated Metric Predicting Increased Postoperative Complications in Adult Spinal Deformity Surgery P0373 Real-World Performance of Online Models to Predict Success after Lumbar Fusion P0374 Intraoperative 3D Navigation and Postoperative Infection in Thoracolumbar Fusion P0375 Wound Complication after Instrumented Spinal Fusion: A Random Forest-Driven Algorithm P0376 Spine Surgical Subspecialty and Its Effect on Patient Outcomes – A Systematic Review and Meta-Analysis P0377 Decreased Hip Motion is Associated with Inferior Spine Outcomes P0378 Time to Improvement for Postoperative Symptoms for Cervical Myelopathy: A Retrospective Analysis P0379 Routine Use of O-Arm following Pedicle Screw Placement: A Break-Even Cost Analysis P0380 Postoperative Physical Therapy versus No Physical Therapy following Anterior Cervical Discectomy and Fusion and Cervical Disc Replacement: Comparative Analysis of PROMIS Scores P0381 Measuring the Radiographic Efficacy of Indirect Decompression following Minimally Invasive Lumbar Interbody Fusion: A Computed Tomography Analysis Study P0382 What is the Fate of the Adjacent Segmental Angles 6 Months after Single-Level L3-4 or L4-5 Lateral Lumbar Interbody Fusion? P0383 Psoas Cross-Sectional Area Correlates with Bone Mineral Density and Bone Microarchitecture Parameters among Patients Undergoing Posterior Spinal Fusion P0384 Effects of Having Acquired Immunodeficiency Syndrome on Postoperative Outcomes of Adult Laminectomy Patients P0385 Vacuum Assisted Closure Reduces Surgical Site Infections and Return to Operating Room in Trauma Patients Undergoing Posterior Spinal Fusion P0386 Epidural Steroid Injection and Infection Risk following Posterior Cervical Surgery P0387 Defining Cervical Sagittal Plane Deformity - When are Major Sagittal Plane Realignment Procedures Necessary in Patients Who Present Primarily with Radiculopathy and Myelopathy? P0388 Crossing the Cervicothoracic Junction Provides Greater Sagittal Correction But does Not Improve Functional Outcomes or Patient-Reported Outcomes P0389 Patient-Reported Outcomes and Minimum Clinically Important Difference Achievement following Lumbar Decompression in Patients with Workers’ Compensation versus Private Insurance P0390 Workers' Compensation Outcomes following Minimally Invasive Transforaminal Lumbar Interbody Fusion Performed in an Outpatient Surgery Center P0391 No Increased Risk of Stroke with Beach Chair versus Lateral Positioning for Shoulder Arthroscopy P0392 The Effects of Running on the Development of Knee Osteoarthritis: An Updated Systematic Review P0393 Arthroscopic Subchondral Drilling followed by Injection of Peripheral Blood Stem Cells and Hyaluronic Acid into Knee Chondral Defects: Mid to Long-Term (5 to 10 years) Follow Up P0394 Meniscus Repair in Patients Over the Age of 40: Complications and Outcomes P0395 Clinical Safety and Effectiveness of Adipose Derived Stromal Cell vs. Stromal Vascular Fraction Injection for Treatment of Knee Osteoarthritis: 2-Year Results of Parallel Single Arm Trials P0396 Factors Impacting Time from Initial Corticosteroid Injection to Total Shoulder Arthroplasty P0397 Influence of Arm Path on Elbow Varus Torque in Professional Baseball Pitchers P0398 Older Adults Take Longer to Achieve the Patient Acceptable Symptom State following Primary Hip Arthroscopy for Femoroacetabular Impingement: A Retrospective Analysis with 2-Year Follow-Up P0399 Efficacy of Multimodal Analgesia following Hip Arthroscopy P0400 Primary Hip Arthroscopy for Patients ≥ 40 Years of Age: Substantial Postoperative Improvements, Similar Revision Rates, but Higher 5 Year Risk of Conversion to Total Hip Arthroplasty Compared to Patients Under 40 P0401 Racial and Ethnic Disparities in Ambulatory Surgical Center Utilization for Hip Arthroscopy P0402 Workers' Compensation Patients Demonstrate Significantly Worse Outcomes Compared to Non-Workers' Compensation Patients following Hip Arthroscopy: A Propensity Matched Study with a Minimum 5-Year Follow-Up P0403 Effects of Preexisting Anxiety and Depression on Postoperative Outcomes in Patients under 30 Years Old following Hip Arthroscopy for Femoroacetabular Impingement Syndrome P0404 Normative Lateral Center Edge Angle Values Predict Clinically Significant Outcomes following Primary Hip Arthroscopy P0405 Influence of Knee Malposition on Radiographic Measurements of Patella Alta P0406 Predicting Risk of Secondary Meniscus Tears following Anterior Cruciate Ligament Reconstruction: A Machine Learning Analysis of 1,369 Patients with a Median Follow Up of 9 Years P0407 Timing of Anterior Cruciate Ligament Reconstruction Influences Rates of Concomitant Procedures and Risk of Revision Surgery P0409 All-Soft Tissue Quadriceps Tendon Autograft is a Reliable Option in Revision Anterior Cruciate Ligament Reconstruction: Comparison to Bone-Patellar Tendon Bone Autograft with at Least 2-Years Follow Up P0410 Anatomic Anterior Cruciate Ligament Reconstruction with or without Lateral Extraarticular Tenodesis Successfully Restores Postoperative Knee Kinematics Independent of Preoperative Quantitative Pivot Shift P0411 Higher Return to Sport with Patellar Tendon Autograft versus Hamstring Tendon Autograft following Anterior Cruciate Ligament Reconstruction: Results from the New Zealand ACL Registry P0412 Excellent Quadriceps Strength with One and Two Grafts Harvested from the Extensor Mechanism in Revision Anterior Cruciate Ligament Reconstruction P0413 Pediatric Anterior Cruciate Ligament Reconstruction: Adding Lateral Extra-Articular Tenodesis Resulted in Similar Return to Sport without Increasing Pain Scores P0414 Medial Meniscus Repair Only Partially Restores In-Vivo Knee Kinematics After Anterior Cruciate Ligament Reconstruction P0416 Patellar Tendon Autograft is Associated with Difficulty Kneeling but Does Not Result in a More Painful or Symptomatic Knee Compared to Hamstring Tendon Autograft after Anterior Cruciate Ligament Reconstruction: Results from the New Zealand ACL R P0417 Factors Associated with Return of Quadriceps Strength following Anterior Cruciate Ligament Reconstruction using Quadriceps Tendon Autograft P0418 Early Anterior Cruciate Ligament Reconstruction (ACLR) Delays Secondary Meniscal Injury Compared to Delayed ACLR or Nonsurgical Treatment: A Time to Event Analysis using Machine Learning P0419 Should NFL Offensive Linemen Use Prophylactic Knee Braces? A Retrospective Analysis of Usage Trends, Player Performance, and Major Knee Injury P0421 Opioid Analgesics are Not Required after Anterior Cruciate Ligament Reconstruction P0422 Early Medial Reconstruction Combined with Severely Injured Medial Collateral Ligaments can Decrease Residual Medial Laxity in Anterior Cruciate Ligament Reconstruction P0423 Posterior Cruciate Ligament Reconstruction Using an All-Inside Technique With and Without Independent Suture Tape Reinforcement P0424 One-Stage Anatomical Revision Anterior Cruciate Ligament Reconstruction: Results According to Tunnel Overlaps P0426 Spin in the Abstracts of Meta-Analyses and Systematic Reviews: Quadriceps Tendon Graft for Anterior Cruciate Ligament Reconstruction P0427 Anatomical Description and Short-Term Follow Up Clinical Results for Ultrasound-Guided Injection of Medial Cruciate Ligament Bursa: New Conservative Treatment Option for Symptomatic Degenerative Medial Meniscus Tear P0428 Mid-Term Outcomes of Meniscal Allograft Transplantation in the Adolescent Population P0429 Prospective Long-Term Outcomes of the Medial Collagen Meniscus Implant versus Partial Medial Meniscectomy: A 20-Year Follow-Up Study P0430 Management of Meniscal Tears: Costs and Timing of Surgery P0431 Isolated Meniscus Allograft Transplantation Effectively Reduces Knee Laxity in the Presence of Previous Meniscectomy: In-Vivo Navigation of 18 Consecutive Cases P0432 Prior Isolated Meniscus Surgery Significantly Increases the Risk for Future Ipsilateral Anterior Cruciate Ligament Reconstruction up to 5 Years: An Analysis of over 100,000 Patients P0433 Correlation between Anatomical Landmarks and Bony Trough Position in Lateral Meniscal Allograft Transplantation P0434 Meniscal Ramp Lesion, a Contact Characteristic Analysis in Cadaver P0435 Outcomes following Arthroscopic Removal of a Posteromedial Osteophyte and Risk of Future Ulnar Collateral Ligament Reconstruction P0436 Performance and Return to Sport following Medial Ulnar Collateral Ligament Repair with Internal Brace Augmentation in Professional Baseball Players P0437 Femoral Length on Lateral Knee Radiographs Influences Accuracy of Radiographic Landmarks for Medial Patellofemoral Complex Reconstruction P0438 Does Delayed Anterior Cruciate Ligament Reconstruction Really Increase the Risk of “New” Meniscal Tears? Reevaluating a Long-Standing Paradigm P0439 Epidemiology of Sports Injuries among High School Athletes in the United States P0440 Objectively Measuring Knee Extension is Critical when Analyzing Long-Term Outcomes after an Anterior Cruciate Ligament Reconstruction P0441 Physical Therapy Visit Utilization is Not Associated with Hop Test Performance after Anterior Cruciate Ligament Reconstruction in Pediatric and Adolescent Athletes: A Multicenter Study P0442 Postoperative Rehabilitation of Anterior Cruciate Ligament Reconstruction Using Artificial Intelligence Brace in COVID-19 Outbreak P0443 Effect of Femoral Nerve Block versus Adductor Canal Block on Muscle Strength following Anterior Cruciate Ligament Reconstruction: Adductor Canal Block Causes an Unexpected Loss of Knee Flexor Strength P0444 Ulnar Collateral Ligament Reconstruction does Not Improve Fastball Statistics in Major League Baseball Pitchers P0445 Is Fluoroquinolone Exposure after Primary Tendon Repair Associated with Higher Rates of Reoperations? A Matched Cohort Study P0446 Direct Anterior Approach for Conversion Total Hip Arthroplasty after Previous Acetabular Fixation P0447 Acute versus Delayed Total Hip Arthroplasty after Acetabular Fracture P0448 Interaction of Preoperative Chemoprophylaxis and Tranexamic Acid Use does Not Affect Transfusion in Acetabular Fracture Fixation P0449 Alcohol Use Disorder Associated with Heterotopic Ossification after Acetabular Surgery P0450 No Difference in Medium-Term Reoperation Rates following Acute Total Hip Arthroplasty versus Open Reduction Internal Fixation for Elderly Acetabular Fractures P0451 Delayed Total Hip Arthroplasty for Acetabular Fractures in the Elderly: A National Database Study P0452 Incidence and Risk Factors for 30-day Readmission after Below-Knee Amputation P0453 The Sensitivity and Specificity of Frailty Indices in Predicting the Mortality and Complications following Lower-Limb Amputation P0454 Prediction of Unplanned Readmission after Open Reduction Internal Fixation of Closed Ankle Fractures: An Ensemble Approach and Risk Calculator P0455 Objective Assessment of Surgical Skills using a Cadaveric Model for Ankle Fracture Fixation P0456 Performance and Complications of One Manufacturer's Internal Lengthening Nail: A Retrospective Review of 286 Bone Lengthening Events P0457 The Effects of E-Cigarettes on Fracture Healing P0458 Clinical and Radiological Outcomes and Patient Experience following Orthogonal Dual Plating for Displaced Midshaft Clavicle Fractures at Minimum Two-Year Follow Up P0459 Pneumothorax following Superior Plating of Clavicle Fractures: Are the Concerns Warranted? P0460 Weight-Bearing after Surgical Fixation of Clavicle Fractures in Polytraumatized Patients: A Retrospective Cohort Study P0461 A Liberal Transfusion Threshold Leads to Higher Infection Rates, Orthopaedic Trauma, and Anemia: Conservative vs. Liberal Transfusion Strategy (ORACL), a Prospective Randomized Study 30-Day Inpatient Complications P0462 Do the Results of the OXYGEN Trial Change if Analyzed as “As-Treated?”: A Secondary Analysis of the OXYGEN Trial P0463 Opioid Prescription after Orthopaedic Trauma—At What Threshold Should I Begin to be Concerned? P0464 The Effect of Multidisciplinary Approach to Opioid Reduction for Geriatric Hip Fracture Patients P0465 Postoperative Complications in Trauma Patients Receiving Venous Thromboembolism Prophylaxis P0466 Pathoanatomy and Outcomes in Tibial Plateau Fractures with an Associated Tubercle Fragment P0467 Psychosocial Determinants of Health Predict Worse Patient-Reported Outcomes Measurement Information System Scores and Increased Healthcare Utilization in Orthopaedic Trauma Patients P0468 The Role of Neighborhood Social Deprivation in Patients Undergoing Hemiarthroplasty: Complications, Readmissions, and Costs of Care P0469 Increased Blood Glucose Range is Associated with Postoperative Complications P0470 Impact of Prior Fragility Fractures on Complications after Total Knee Arthroplasty P0471 Recovery Curve following Nonsurgical Management of Proximal Humerus Fractures P0472 Civilian Ballistic Arthrotomy: Infection Rates and Operative and Nonsurgical Management P0473 Radial Nerve Transection after Ballistic Humerus Fractures: A Retrospective Cohort Study P0474 Tibial Shaft Fractures Secondary to Low-Energy Gunshot Wounds Have a Higher Infection Rate than Previously Thought P0475 Talar Neck Fractures with Body Extension Have a Higher Risk of Avascular Necrosis P0476 Mechanism of Injury Impacts the Incidence and Time to Recovery of Nerve Injuries Associated with Humeral Shaft Fractures P0477 Staged Treatment is Superior to Single Stage Treatment for Infected Humeral Nonunions P0478 Predictors of Failure in Induced Membrane Technique for Acute Traumatic Bone Loss P0479 Computed Tomography Effectively Detects Traumatic Elbow Arthrotomies P0480 Tolerance of Preoperative Prophylactic Cefazolin in Penicillin-Allergic Patients P0481 Antibacterial Effect and Biological Reaction of Calcium Phosphate Cement Impregnated with Iodine P0482 Hemoglobin A1c as a Predictor of Surgical Site Infection in Orthopaedic Trauma Patients P0483 Is it Possible to Predict which Patients are at Higher Risk of Infection? A Secondary Analysis of the VANCO and OXYGEN Trials P0484 Implant Materials Affect Biofilm Formation P0485 Prognostic Significance of Controlling Nutritional Status Score in Predicting Short-Term Functional Prognosis in Patients with Acute Osteoporotic Vertebral Fractures P0486 Predicting 10-Year Risk of Osteoporosis in Pre- and Perimenopausal Women P0487 Quantitative-MRI Analysis of the Effect of Krackow Whip Stitch Suture Repair on Patella Tendon Vascularity P0488 Is the Risk of Infection Higher for Anterior Pelvis Plate Fixation in the Presence of a Urethral or Extraperitoneal Bladder Injury? P0489 Provider Treatment Recommendations for Childbirth following Pelvic Ring Injuries P0490 Combined Anterior-Posterior versus Posterior-Only Fixation of Stress-Positive Minimally Displaced Lateral Compression Type 1 Pelvic Ring Injuries P0491 Preoperative Hypoalbuminemia Increases 30-Day Risk of Major Complications, Mortality, and Readmission in Operative Fixation of Pelvis and Acetabulum Fractures P0492 Surgeon Estimated Blood Loss is Discordant with Calculated Blood Loss in Acetabular and Pelvic Fracture Surgery P0493 Iatrogenic Risk of Genital Injury with Retrograde Anterior Column Screws: CT Analysis P0494 Low Back Pain with Surgical and Nonsurgical Treatment of Closed Pelvic Ring Fractures with Sacral Injuries: A Single Institutional Retrospective Review P0495 The Influence of Social Determinants of Health on Functional Outcomes following Pelvic and Acetabular Fractures P0496 Low Rate of Teriparatide Supplementation for the Treatment of Osteoporotic Pelvic Fractures in Elderly Females P0497 What are the Major Risk Factors for Nonunion in Pilon Fractures? P0498 Significant Loss of Skeletal Muscle Mass Occurs after High-Energy Polytrauma in Young Adults P0499 Open Reduction Internal Fixation of Glenoid Fractures is Associated with a High Complication Rate P0500 Long-Term Health Outcomes of Limb Salvage versus Amputation for Combat-Related Trauma P0501 E. coli Periprosthetic Joint Infections: Poor Infection Clearance at One Year P0502 Periprosthetic Joint Infection in Patients with Multiple Arthroplasties: New Insights for Metachronous Periprosthetic Joint Infections P0503 Can the American Joint Replacement Registry Utilize Administrative Claims Data to Accurately Classify Revision Total Hip Arthroplasty Procedures as Septic or Aseptic? P0504 Projections of Total Joint Arthroplasty from 2020-2060 in Medicare Patients P0505 Inflammatory and Coagulopathic Etiologies of Femoral Head Avascular Necrosis are Associated with Highest Mortality, Worst Pain, and Function after Primary Total Hip Arthroplasty Compared to Other Pathogeneses P0506 Dickkopf-1: A New Potential Genetic Predictor for Steroid-Induced Avascular Necrosis of the Femoral Head P0507 No Differences Between Cemented Versus Cementless Total Hip Arthroplasties for Osteoporotic Patients Diagnosed With or Without DEXA Scans P0508 Racial Disparities in Treatment and Outcomes in Hepatitis C Patients Undergoing Total Joint Arthroplasty P0509 Hepatitis C is Associated with Higher Short-Term Complication Rates after Initial Aseptic and Septic Revision Total Hip Arthroplasty: A Matched Cohort Study P0510 Quantifying Outpatient Appropriateness for Total Hip and Knee Arthroplasty: A Multi-Institution Risk Prediction Tool P0511 Novel Process for Major Complication Risk Stratification in Total Hip Arthroplasty Using Preoperative Hemoglobin A1c: A Multicenter Database Study P0512 The Impact of Pancreatitis on Postoperative Outcomes in Total Hip Arthroplasty with Minimum Two-Year Surveillance P0513 Bariatric Surgery Prior to Total Hip Arthroplasty: Does Timing or Type Matter? P0514 History of Lumbar Spinal Fusion is Associated with Lower Perioperative Functional Outcome Scores after Total Hip Arthroplasty: A Matched Case-Control Study P0515 Anterior Capsular Repair Improve Hip Stability in Total Hip Arthroplasty Using Direct Anterior Approach P0516 Prior COVID-19 and Venous Thromboembolism Risk in Total Joint Arthroplasty P0517 The Impact of Congestive Heart Failure on Outcomes and Complications following Total Hip Arthroplasty with Minimum 2-Year Surveillance P0518 Dislocation after Debridement, Antibiotics, and Implant Retention for Periprosthetic Joint Infections of the Hip P0519 What are the Causes, Costs, and Risk Factors for Emergency Department Visits following Primary Total Hip Arthroplasty? An Analysis of 1,018,772 Patients P0520 High Rate of Postoperative Complications in Patients with Simultaneous Bilateral Total Hip Arthroplasty: A Nationwide Inpatient Sample Study P0521 Nearly Half of All 90-day Postoperative Arthroplasty Complications are Missed by Voluntary Morbidity and Mortality Conference Reporting P0522 Early Return to the Operating Room following Total Joint Arthroplasty in the Medicare Population – Patient Characteristics and Associated Costs P0523 Trends in Complications and Outcomes in Patients Aged 65 and Younger Undergoing Total Hip Arthroplasty: Data from the American Joint Replacement Registry P0524 Spine or Hip First? Outcomes in Patients Undergoing Sequential Lumbar Spine or Hip Surgery P0525 Do Breast Cancer Patients Have Increased Risk of Complications after Primary Total Hip Arthroplasty and Total Knee Arthroplasty? P0526 Augmented Reality with CT-Based Navigation in Total Hip Arthroplasty P0527 Ten-Year Survivorship and Patient-Reported Outcomes in Patients Aged 40 and Over following Primary Hip Arthroscopy: A Propensity-Matched Analysis with a Benchmark Control Group P0528 Periacetabular Osteotomy with or without Arthroscopy: Early Results of a Randomized Controlled Trial P0529 Early Periprosthetic Femur Fracture Risk following Total Hip Arthroplasty Based on Collar Status P0530 Comparative Survival of Contemporary Cementless Acetabular Components following Revision Total Hip Arthroplasty P0531 No Differences Between Cemented versus Cementless Total Hip Arthroplasties for Osteoporotic Patients Diagnosed with DEXA Scans P0532 Readability of Total Joint Arthroplasty Patient Education Materials Provided in Spanish P0533 Adverse Events Associated with Robotic Total Hip Arthroplasty: Analysis of the Food and Drug Administration MAUDE Database P0534 The Efficiency of Genetically-Modified Mesenchymal Stromal Cells Combined with a Functionally-Graded Scaffold for Bone Regeneration in Corticosteroid-Induced Osteonecrosis of the Femoral Head in Rabbits P0535 Hemoglobinopathy is Associated with Total Hip Arthroplasty Indication Even Beyond Sickle Cell Anemia P0536 Smartphone Based Step Count Measures Correlate with HOOS12 Function and UCLA Activity PROMs during Early Total Hip Arthroplasty Recovery P0537 Revision Total Hip Arthroplasty in Octogenarians: A Contemporary Update P0538 The Number of Levels Fused During Lumbar Spinal Fusion Impacts Total Hip Arthroplasty Functional Outcomes P0539 Performing Total Hip Arthroplasty Before Lumbar Spinal Fusion is Associated with Worse Hip Patient-Reported Outcome Measures P0540 Is Outcome of Total Hip Arthroplasty for Hip Fracture Inferior to that for Osteoarthritis in Contemporary Arthroplasty Practice? P0541 Incidence and Outcomes of Intraoperative Periprosthetic Acetabular Fractures in Cementless Total Hip Arthroplasty: A Prospective Three-Dimensional CT-Based Study P0542 How Does Number of Cerclage Cables Impact Titanium Tapered Stem Stability in Periprosthetic Femoral Fracture: A Biomechanical Cadaveric Study P0543 Creation of a Patient-Specific Hip Arthroplasty Periprosthetic Femur Fracture Risk Calculator P0544 Effect of Treatment Type and Surgeon Subspecialty on Outcomes of Periprosthetic Femur Fractures P0545 Extended Waiting Times for Major Joint Arthroplasty Result in Deteriorating Patient Self-Reported Health Status P0546 How to Determine the Orthopaedic Surgeon Workforce in the United States: An Analysis Based on Projected Volume in Primary Total Joint Arthroplasty from 2020 to 2050 P0547 Dual Mobility Outcomes in Primary Total Hip Arthroplasty: An American Joint Replacement Registry Analysis P0548 Dual-Mobility versus Conventional Bearings in Patients at High Risk of Dislocation: Interim Analysis of a Randomized Controlled Trial P0549 A High Percentage of Miscoding in the Nationwide Inpatient Sample Database Raises Questions about Validity for Arthroplasty Research P0550 Preoperative Stroke Increases Risk for Periprosthetic Joint Infection in Total Hip Arthroplasty P0551 Do Patients in their 90s have More Complications and Unplanned Readmissions than those in their 80s following Primary Total Hip Arthroplasty? P0552 Dislocation Rates are Increased in Patients with Prior Sacroiliac Joint Fusion who Undergo Primary Total Hip Arthroplasty P0553 Accuracy of Acetabular Cup Positioning using Patient-Specific Augmented Reality Guidance P0554 Lower Risk of Revision with 36mm Femoral Heads Compared with 28mm or 32mm in Primary Total Hip Arthroplasty: A Comparative Single-Center Study (10,371 Hips) P0555 Ten-Year Outcomes of Ceramic on Ceramic Bearing versus Metal on Polyethylene Bearing: A Randomized Controlled Trial in Patients Under 65 Years Undergoing Total Hip Arthroplasty P0556 The Influence of Digital Radiography Navigation on Improving Component Placement during Total Hip Arthroplasty P0557 Thin Highly Cross-Linked Polyethylene Liners Combined with Large Femoral Heads in Primary Total Hip Arthroplasty Shows Excellent Survival and Low Wear Rates at a Mean Follow Up of 12.8 Years P0558 Dual Mobility Articulation in Revision Total Hip Arthroplasty: An American Joint Replacement Registry Analysis P0559 Thirty Years of Experience with Instrumented Femoral Revisions using Impaction Bone Grafting and a Cemented Polished Stem: A Prospective Cohort Study of 208 Revision Arthroplasties Performed between 1991 and 2007 P0560 How does Surgical Approach Affect Characteristics of Dislocation after Total Hip Arthroplasty? P0561 Does the Primary Surgical Approach Matter when Choosing the Approach for Revision Total Hip Arthroplasty? P0562 Racial and Ethnic Disparities in Opioid Prescribing for Medicare Beneficiaries following Joint Replacement Surgeries P0563 Trends in Opioid Use during Hospitalization following Revision Total Hip Arthroplasty P0564 Effect of a Repeat Dose of Dexamethasone in Postoperative Opioid Consumption, Pain, and Functional Recovery in Primary Total Hip Arthroplasty P0565 Mid-Term Clinical and Radiographic Outcomes of a Monobloc Tapered Stem for Paprosky 3 and 4 Femoral Bone Defects P0566 The Impact of Visual Disturbance on Total Hip Arthroplasty Outcomes and Postoperative Fractures P0567 The Definition of Anemia Matters when Using Preoperative Hemoglobin Values as a Screening Tool Prior to Total Joint Arthroplasty P0568 Surveillance of Dual-Mobility Hip Systems: Damage Mode and Clinical Data Analysis P0569 Influence of COVID-Positive Infection on Outcomes in Total Joint Arthroplasty Recipients P0570 ‘TEDS’ Talk – Use of Thromboembolic Deterrent Stockings has No Significant Effect on Rates of Symptomatic Venous Thromboembolism after Primary Hip and Knee Arthroplasty: A Retrospective Cohort Study P0571 Assessing General vs. Spinal Anesthesia as a Risk Factor for 90-Day Emergency Department Visits Status Post Index Total Knee Arthroplasty: A Retrospective Case Control Study P0572 Femur-First Technique for Oxford Mobile Bearing Unicompartmental Knee Arthroplasty Decreases Implant Variability Resulting in Early Promising Improvements in Survivorship P0573 Assessing the Five-Year Baseline Prevalence of Metabolic Bone Diseases in the Total Knee Arthroplasty Patient Population P0574 Optimal Antibiotic Dose in Two-Stage Exchange for Periprosthetic Joint Infection P0575 Are Preoperative Corticosteroid Injections Associated with Increased Risk of Deep Infection after Unicompartmental Knee Arthroplasty? P0576 Fungal Periprosthetic Joint Infection Identification via Molecular Diagnostic Techniques P0577 Effect of Commercially Available Wound Irrigation Solutions on Uninfected Host Tissue in a Murine Model P0578 High Prevalence of Fungal Prosthetic Joint Infections Treated at a Single Institution: Using Routine Fungal Cultures to Direct Appropriate Treatment P0579 Total Knee Arthroplasty Volume, Cost-Utilization, and Outcomes During the COVID-19 Pandemic: Early Results From New York P0580 Knee Joint Synovitis after Total Knee Arthroplasty is Not Correlated to Patient Satisfaction Score P0581 Impact of Laxity and Balance on Early KOOS Pain Outcomes of a Posterior Stabilized Total Knee Arthroplasty P0582 Impact of Soft Tissue Balance and Alignment on 2-Year Outcomes in Total Knee Arthroplasty P0583 Posttraumatic Arthritis in Total Joint Arthroplasty: An Analysis of Risk and Valuation P0584 Increased BMI as a Risk Factor for 30-Day Postoperative Complications Following Total Knee Arthroplasty for Periarticular Fractures Among Geriatric Patients P0585 The Importance of Oral Hygiene: Does Prior Dental Implant Placement or Dental Caries within 1 Year of Primary Total Knee Arthroplasty Increase Medical Complications and Periprosthetic Joint Infections? P0586 The Effects of Gout following Total Knee Arthroplasty: A Retrospective Analysis P0587 Increased Risk of Significant Prostheses-Related Complications in Patients with a Recent History of Prior Fragility Fracture: A Matched Cohort Analysis P0588 Development of a Dynamic Risk Assessment Instrument to Assess Candidacy for Outpatient Hip or Knee Arthroplasty Based on Machine Learning Techniques P0589 The Removal of Total Knee Arthroplasty from the Inpatient-Only List has Resulted in an Expansion of Patient Optimization Efforts and Resources P0590 Type 2 Diabetic Patients with Neuropathy Face Increased Risk of Adverse Complications after Total Knee Arthroplasty P0591 Life’s Simple 7 Score is Independent Risk Factor for Postoperative Delirium following Total Knee Arthroplasty P0592 Impact of Ankylosing Spondylitis on Complications after Total Knee Arthroplasty P0593 Effects of a Second Dose of Dexamethasone on Postoperative Glycemic Control in Diabetic Patients following Primary Total Knee Arthroplasty P0594 Social Media Use and its Impact on Physician Review Website Ratings in Hip and Knee Orthopaedics P0595 Do Early Radiolucent Lines after Primary Total Knee Arthroplasty Correlate with Adverse Outcomes? P0596 Design and Validation of a Compliant Tibial Stem for Total Knee Arthroplasty P0597 No Difference in Revision Rate between Low Viscosity and High Viscosity Cement Used in Primary Total Knee Arthroplasty P0598 Do Ceramic Coatings Confer Survivorship Advantages in Total Knee Arthroplasty? A Single Center Series of 1,641 Knees with Minimum 2-Year Follow Up P0599 Is Bone Cement Waste in Total Knee Arthroplasty Economically or Environmentally Significant? P0600 Randomized Clinical Trial of Cementless Tantalum Tibial Components: Durable and Reliable at 10 Years P0601 "Is it Gender or Surgical Technique?" A Prospective Evaluation of Femoral Component Sizing Differences Comparing Two TKA Implants of a Single Company P0602 Two-Year Burden of Antibiotic Use for Prosthetic Joint Infection following Total Knee Arthroplasty P0603 Is Joint Aspiration Needed Before Reimplantation? P0604 Combined Debridement, Antibiotics, and Implant Retention and PhotothermAA Gel Decreases Implant Biofilm Burden and Soft Tissue Infection in a Rabbit Model of Periprosthetic Joint Infection: A Pilot Study P0605 Polymicrobial Periprosthetic Joint Infection Failures: Reinfection or Persistence? P0606 One Combination is Better than the Others: Comparing Single, Double, and Triple Combination Serum Markers to Diagnose Periprosthetic Joint Infection P0607 Risk Stratification for Acute Deep Infection after Total Joint Arthroplasty by Body Mass Index Category P0608 Low Dose Aspirin for Venous Thromboembolism Prophylaxis Results in Lower Periprosthetic Joint infection Rates P0609 Does Antibiotic Bone Cement Reduce Infection Rates in Primary Total Knee Arthroplasty? P0610 ‘Early’ Prosthetic Joint Infections following Total Knee Arthroplasty are More Resistant and Polymicrobial than ‘Late’ Prosthetic Joint Infections: Antibiotic Sensitivities to Guide Empiric Antibiotic Choice P0611 Synovial C-Reactive Protein is a Useful Adjunct for Diagnosis of Periprosthetic Joint Infection P0612 Dilute Betadine May Not Effectively Treat Implant Associated Bacteria during Debridement, Antibiotics, and Implant Retention P0613 Nationwide Diagnostic Performance of Synovial Fluid Microorganism Antigen Testing P0614 Streptococcal Periprosthetic Joint Infections: Prognosis and Outcomes P0615 Invasive Dental Procedures in Existing Total Knee Arthroplasty Implants: Is Antibiotic Prophylaxis Necessary? P0616 Mechanical Methods in Periprosthetic Joint Infection: How Do Pulsatile Lavage and Sonication Brushing Fare against Mature Biofilm P0617 Tourniquet Use Does Not Impact Outcomes in Revision Total Knee Arthroplasty for Periprosthetic Joint Infection P0618 Nasal Decolonization with Universal Povidone-Iodine versus Polymerase Chain Reaction Testing and Mupirocin in Joint Reconstruction P0619 Rates of Total Knee Arthroplasty and Subjective Score Progression based on the Location and Severity of Knee Osteoarthritis P0620 Vitamin D3 Supplementation Prior to Total Knee Arthroplasty: A Randomized Controlled Trial P0621 Factors Related to Long-Term Patient Satisfaction and Survivorship of the Medial Opening Wedge High Tibial Osteotomy P0622 Patients with Kellgren-Lawrence Grade 3 and 4 Osteoarthritis Benefit Equally from Total Knee Arthroplasty P0623 Preoperative Patient-Reported Outcome Measure Thresholds Should Not be Used for Indicating Total Knee Arthroplasty P0624 Sarcopenia is an Independent Risk Factor for Failure to Achieve the 1-Year Minimal Clinically Important Difference of the Knee Injury and Osteoarthritis Outcome Score, Joint Replacement Short Form after Total Knee Arthroplasty P0625 Increased Revision Rates among Patients Undergoing Unicompartmental and Bicompartmental Knee Arthroplasties when Compared to Total Knee Arthroplasty P0626 The Impact of Hospital Exposures Prior to Total Knee Arthroplasty on Postoperative Outcomes P0627 Prior Meniscectomy in Total Knee Arthroplasty is Associated with Worse Postoperative Functional Outcomes P0628 Greater Improvement in Patient-Reported Outcome Measures in Patients with Body Mass Index ≥40 following Primary Total Knee Arthroplasty P0629 Combined High Preoperative Pain and Low Radiographic Grade is Associated with Higher Intensity Persistent Pain 12 Months after Total Knee Arthroplasty P0631 Sleep Disturbances following Total Knee Arthroplasty P0632 Patients Receiving Workers’ Compensation have Inferior Postoperative Knee Function and Take Longer to Return to Work after Unicompartmental Knee Arthroplasty P0633 Influence of Timing of Elective Lumbar Surgery on Total Joint Replacement Outcomes P0634 Long-Term Mortality in Patients Undergoing Total Knee Arthroplasty: Causes of Death and Predictors of Mortality P0635 How to Raise the Bar in the Capture of Patient-Reported Outcome Measures in Total Knee Arthroplasty? Current Results from Active and Passive Follow-Up Measures P0636 Trends and Outcomes Comparing Resurfaced to Unresurfaced Total Knee Arthroplasty Patients in the American Joint Replacement Registry, 2012-2021 P0637 The Resurfaced Versus Unsurfaced Patella: A 7-Year Retrospective Analysis P0638 Kinematics Comparisons of Patella Alta with the Normal Patella after Total Knee Arthroplasty P0639 The Keel Plays a Role in Periprosthetic Fractures of the Tibial Component in Cementless Unicompartmental Knee Replacement P0640 Tibial Stems in Primary Total Knee Arthroplasty for Obese Patients: Analysis of Data from a Large National Arthroplasty Registry P0641 Minimum 5-Year Clinical Outcomes and Survivorship for a Single Revision Total Knee Arthroplasty System Using Hybrid Fixation and Press-Fit Stems P0642 Comparison of Aseptic Partial and Full Component Revision Total Knee Arthroplasty P0643 Inhibition of Gremlin 1 as a Novel Prophylaxis and Treatment for Aseptic Loosening P0644 Impact of Metaphyseal Sleeves and Porous Cones on Risk Reduction for Total Knee Arthroplasty Aseptic Rerevision in a United States integrated Healthcare System P0645 Genome Wide Association Study Identifies Potential Genetic Polymorphisms Underlying the Arthrofibrosis Phenotype and Suggests Previously Unexplored Biological Mechanisms P0646 The Cost of Stiffness after Total Knee Arthroplasty P0647 Total Knee Arthroplasty in Patients with Prior Anterior Cruciate Ligament Reconstruction: Soft Tissue Balancing Remains the Issue P0648 Opioid-Reducing Multimodal Pain Management following Total Knee Arthroplasty P0649 A Machine-Learning Model to Predict Postoperative Delirium following Knee Arthroplasty Using Electronic Health Records P0650 Is Quadriceps Strength Affected by the Use of a Tourniquet or Adductor Canal Block following Primary Total Knee Arthroplasty? P0651 Intraoperative Management and Postoperative Complications of Total Ankle Arthroplasties with Talar Bone Loss P0652 Routine Aspirin for Venous Thromboembolism Chemoprophylaxis after Primary Total Ankle Arthroplasty P0653 Design and Validation of an Implanted Ankle-Foot Prosthesis for Severe Ankle and Hindfoot Pathology P0654 Evaluation of Different Hindfoot Kinematics according to Various Shoe-Types during Walking Using a Bi-Planar Fluoroscopy P0655 Nonsurgical Success of Treating Midfoot and Transverse Tarsal Joint Osteoarthritis P0656 Examination of Bony Union Rate after the Arthrodesis Surgery in the Charcot Arthropathy of the Ankle and Foot P0657 Diagnostic Accuracy of Weight-Bearing CT in Detecting Subtle Chronic Subtle Syndesmotic Instability: A Prospective Comparative Study P0658 Minimally Invasive Chevron-Akin for Correction of Moderate and Severe Hallux Valgus Deformities: Clinical and Radiological Outcomes with a Minimum 2-Year Follow Up P0659 Similar Complication Rate following Ankle or Hindfoot Arthrodesis among Smokers and Nonsmokers P0660 Short-Term Correction and Complication Rate of Cotton Osteotomy using Titanium Truss Wedges without Supplemental Fixation P0661 Outcomes following Total Talus Replacement: A Systematic Review P0662 Axial Rotation of the Talus in Progressive Collapsing Foot Deformity: A Weight-Bearing Computed Tomography Analysis P0663 Determining Bias in Ankle Replacement Studies Conducted by Design versus Non-design Surgeons P0664 Does Mental Health Impact the Outcomes of Total Ankle Arthroplasty? A Systematic Review P0665 Comparison of Operative versus Nonsurgical Treatment of Acute Achilles Tendon Rupture: A Propensity Score Matched Analysis of a Large National Dataset P0666 Short-Term Outcomes in Patients with Carpometacarpal Arthroplasty and Metacarpophalangeal Fusion compared with Carpometacarpal Arthroplasty P0667 Metacarpophalangeal Joint Pyrocarbon Arthroplasty for Osteoarthritis: An Analysis of 44 Consecutive Arthroplasties P0668 General versus Regional Anesthesia in Open Reduction Internal Fixation of Metacarpal Shaft/Neck Fractures: A NSQIP Analysis between 2008 and 2016 P0669 Mid-Term Follow-Up of Internal Brace Augmentation Technique for Scapholunate Ligament Repair P0670 Utility of Routine Pathologic Examination for Fasciectomy for Dupuytren Contracture P0671 Long-Term Clinical Outcomes for Salter-Harris Type II Fractures of the Proximal Phalanx of the Small Finger (also Referred to as Extra-Octave Fractures) P0672 Preoperative Bone Density Measurements from Computed Tomography (CT) Scans Predict 3-Month Healing of Surgically Treated Scaphoid Nonunions: A Multicenter Cohort Study P0673 Is Ulnar-Sided Intercarpal Fixation Necessary in Treatment of Perilunate Injuries? P0674 Supplementary Fixation Improves Stability of Intraarticular Distal Radius Fractures Managed with a Spanning Plate P0675 Biomechanical Comparison of Unicortical versus Bicortical Proximal Locking Screw in an Osteoporotic Distal Radius Volar Plating Model P0676 Development and Validation of a Novel Decision Aid for Wide-Awake-Local-Anesthesia-No-Tourniquet Hand Surgeries: Investigating Patient Preferences P0677 Subjective and Objective Differences in Patients with Unilateral and Bilateral Carpal Tunnel Syndrome and the Role of Obesity in Syndrome Severity P0678 Time-Dependent Change in Carpal Tunnel Area and Transverse Carpal Ligament Thickness Using Serial Magnetic Resonance Imaging Studies P0679 Smoking as an Independent Modifiable Risk Factor for Reoperation for Upper Extremity Tendon Transfers P0680 The Temporal Effect of Corticosteroid Injections into Large Joints Prior to Trigger Finger Release on Infection P0681 Differences between Designs and Actual Measurements in 3D-Printed Microstructures for Implement Proper Pore Size to Enhance Bone Growth P0682 Ganglion Cysts Arising from the Proximal Tibiofibular Joint: Treatment Approach and Associated Outcomes - A Systematic Review of the Literature P0683 Outcome of Multidisciplinary Treatment of Merkel Cell Carcinoma of the Lower Extremity P0684 Predicting Mortality in Patients with Extremity Soft Tissue Sarcoma: Development and External Validation of Machine Learning Models P0685 Durability of Proximal Femur Replacements: A Forty-Year Experience P0686 Cancer Ablation and Focal Fixation for Focal Lesions in the Proximal or Distal Femoral Osteolytic Metastases: One Long-Implant Fits All? Or Personalized Focal Ablation-Osteoplasty-Reinforcement-Internal Fixation Oncologic Fixation? P0687 Reconstruction of Large Segmental Defects at the Femur: How does Reconstruction Method Affect Mechanical Properties? A Biomechanical Analysis P0688 Epidemiology and Survival Factors for Sarcoma Patients in Minority Populations: A SEER Retrospective Study P0689 Clinical Outcomes after Definitive Treatment of Soft Tissue Sarcoma of the Hand P0690 Mapping the Course of Recovery following Limb Salvage Surgery for Soft Tissue Sarcoma of the Extremities P0691 Sarcopenia in Soft Tissue Sarcoma Population P0692 Tranexamic Acid increases the Risk of Thrombotic Complications following Sarcoma Resection P0693 Radiotherapy Leads to Improved Overall Survival in Patients Undergoing Resection for Undifferentiated Pleomorphic Sarcoma P0694 Predicting Pathological Fractures in Metastatic Humerus Lesions P0695 Outcome of Multidisciplinary Treatment of Merkel Cell Carcinoma of the Upper Extremity P0696 The Value of Postoperative Radiographs after Hardware Removal in Pediatric Patients P0697 The Role of Surgery in the Management of Acute Hematogenous Osteomyelitis: Effect of Antibiotic Timing on Culture Yield in Children P0698 Validating the Severity of Illness Score for Children with Acute Hematogenous Osteomyelitis P0699 Demographic and Clinical Characteristics of Patellar Instability Patients from Prospective JUPITER (Justifying Patellar Instability Treatment by Early Results) Cohort P0700 Patient-Reported Outcomes after Calcaneal Lengthening Osteotomy for Treatment of Pediatric Painful Flexible Flatfoot P0701 Frog-Leg Lateral Pelvic Radiographs are Reliable for the Measurement of Acetabular Index in Developmental Dysplasia of the Hip P0702 A Comparison between Three Functional Hip Scores for Evaluation of the Pediatric Hip P0703 Surgical (Over) Treatment of Pediatric Lyme Arthritis: A Need for Faster Borrelia Testing P0704 Development of Patella Alta P0705 The Relationship of Depression Screening and Outcomes in Adolescent Knee Instability Management within Pediatric Orthopaedic Sports Clinics P0706 Displaced Tibia Fractures in Adolescents: Closed Reduction and Casting vs. Flexible Intramedullary Nails P0707 Lower Extremity Stress Fractures in the Pediatric and Adolescent Population: A Case Series and Assessment of Patient-Reported Outcomes P0708 Socioeconomic Status Affects Postoperative Time to Union in Surgically Treated Pediatric Fracture Patients P0709 Disparities in Pediatric Orthopaedic Surgery Care During the COVID-19 Pandemic Pre- and Post-Vaccine Availability P0710 Nailed It! Can Rigid Intramedullary Femoral Nailing be Safely Used for Pediatric Femoral Shaft Fractures in Patients Between Ages 8-10 Years? P0711 The Use of MRI Scans as a Guide to Treatment of Significantly Displaced Posterior Salter-Harris 2 Fractures of the Medial End of the Clavicle P0712 Demographics of Loss to Follow-Up in Pediatric Supracondylar Humerus Fractures P0713 Combined Pelvic Osteotomy and Proximal Femur Guided Growth for Severe Hip Subluxation in Cerebral Palsy Patients P0714 Do Preoperative Flexibility Radiographs Predict Postoperative Residual Lumbar Curvatures in Lenke 1 and 2 Adolescent Idiopathic Scoliosis? P0715 Declined Pulmonary Function and Malnutrition before Traditional Growing Rod Placement may Increase Perioperative Complications in Patients with Early-Onset Scoliosis: A Retrospective Observational Study P0716 New Treatment Method for Symptomatic Bipartite Patella: Ultrasonographic Guidance Injection and Pie Crust Technique P0717 Concomitant Anterior Medializing Osteotomy and Medial Patellofemoral Ligament (MPFL) Reconstruction Improves Patella Tilt when Compared to MPFL Reconstruction Alone: A Retrospective Case Controlled Cohort Study of Patients with Elevated Tibial-T P0718 Is the Use of Pretreatment Magnetic Resonance Imaging Necessary Prior to Surgery in Pediatric Tibial Spine Fractures and What Is the Influence of Tibial Slope in Pediatric Patients with a Tibial Spine Fracture? P0719 Antegrade Flexible Nailing for Pediatric Metaphyseal-Diaphyseal Junction Distal Radius Fracture: Is it Safe? P0720 Functional Outcomes in Severely Displaced Pediatric Lateral Condyle Fractures With and Without Elbow Dislocations P0721 Allopathic and Osteopathic Residents Perform Similarly on the Orthopaedic In-Training Examination P0722 Costs of Total Joint Arthroplasty P0723 What You Don't Know Might Hurt You: An Analysis of Patients' Knowledge of Over-the-Counter Medications P0724 Characteristics and Academic Accomplishments of Leaders in National Orthopaedic Surgery Organizations P0725 Perioperative Hypothermia in the Presence of Poor Glycemic Control Increases the Risk of Surgical Site Infection P0726 Academic Orthopaedists Trained at "Top 20" Residency Programs have Higher Scholarly Productivity and Industry Funding in their Careers P0727 Association of Academic Rank and Seniority with Cumulative Orthopaedic Surgery Centers for Medicare & Medicaid Services Payments from 2014 to 2020 P0728 Musculoskeletal Imaging Appropriateness Guidelines have Limited Clinical Utility for Upper Extremity Surgeons P0729 Orthopaedic Personal Statements: A Thematic Review P0730 Gender Disparity in Orthopaedic Textbook Authorship: The Opportunity Gap P0731 Differences in Subspecialty Specific Research Productivity: Hirsch index vs. Relative Citation Ratio P0732 Do Clinician Interruptions Affect Patient-Rated Clinician Empathy in Specialty Visits? P0733 Doximity Orthopaedic Surgery Program Rankings are Associated with Academic Productivity P0734 Gender Composition of Orthopaedic Sports Medicine Fellowship Trainees, Faculty, and Leadership P0735 Evaluating the Source and Content of Internet Information Regarding DeQuervain’s Tenosynovitis P0736 Orthopaedic Subspecialties Vary in Representation of Female Fellowship Program Directors P0737 Current State of Orthopaedic Literature: Concerning Trends in Volume and Impact P0738 Will Orthopaedic Surgeons Survive without USMLE Step 1 Scores for Residency Selection? P0739 Incidence of Concussion following NFL “Lowering the Helmet to Initiate Contact” Penalties P0740 Native Hawaiian and Pacific Islanders Lag Behind Total Underrepresented in Medicine Growth in Orthopaedic Surgery Residency Programs P0741 Quantifying the Importance of Orthopaedic Surgeon Attributes by the Public P0742 An Evaluation of Resources Available to Learn about Orthopaedic Surgery Residency Programs P0743 Imaging-Based Modules for Musculoskeletal Anatomy and Pathology in Preclinical Medical Education P0744 Are there Regional Patterns in Industry Funding among Academic Orthopaedists? P0745 Orthopaedic Round Table in Mixed Reality: A Novelty Technology for Case Discussions P0746 Public Perceptions of Orthopaedic Surgeon Diversity for Residency Selection using Online Crowdsourcing P0747 Core Muscle Injury Systematic Review P0748 Attitudes and Experiences in Implementing Patient Decision Aids from a Sample of Orthopaedic Clinics in a Shared Decision-Making Learning Collaborative P0749 Incorporating Social Media into Orthopaedic Surgery Resident Training P0750 Teaching Professionalism in Orthopaedic Surgery Residency P0751 Orthopaedic Research and Education Foundation Funding and Future Success: Five-Year Update and Expanded Inclusion P0752 Gender, Race, and Ethnicity of Faculty and Department Chairs in Orthopaedic Surgery and Comparable Fields P0753 International Classification of Diseases-10 (ICD-10) for Inflammatory Arthritis: Not Taking Advantage of Added Granularity P0754 Increased Socioeconomic Deprivation is Associated with Worse Baseline Orthopaedic Function P0755 Patient Initiated Discrimination and Harassment—A Descriptive Survey of Experiences within a Single Academic Department P0756 The Effect of Race on Lower Extremity Total Joint Arthroplasty: An Analysis of the National Inpatient Sample P0757 The Use of Biologic Disease-Modifying Anti-Rheumatic Drugs with Short Perioperative Discontinuation does Not Associate with Surgical Site Infection and Delayed Wound Healing after Orthopaedic Surgeries for Rheumatoid Arthritis P0758 Diversity Among Current Hand Fellowship Directors P0759 The Environmental Impact of a Satellite Clinic in a Veterans Health System P0760 Impact of Rheumatoid Arthritis on Romosozumab Treatment P0761 Treatment Options for Acute Rockwood III – V Acromioclavicular Dislocations: A Network Meta-Analysis of Randomized Control Trials P0762 Clinical Outcomes and Return to Sports after Open Reduction and Hamstring Tendon Autograft Reconstruction in Patients with an Acute, Traumatic, First-Time, Posteriorly Dislocated Sternoclavicular Joint P0763 Comparison of the Efficacy of Rotator Interval versus Posterior Approach for Intra-Articular Corticosteroid Injections for Primary Frozen Shoulder: A Randomized Controlled Trial P0764 Osteochondritis Dissecans of the Capitellum of the Elbow: A Comparison of Nonsurgical and Surgical Outcomes at Long-Term Follow-Up P0765 Outcomes of Total Elbow Arthroplasty and Hemiarthroplasty of the Elbow for Comminuted Distal Humerus Fractures: A Retrospective Comparative Study P0766 Preoperative Local Bone Density and Scapula Spine Fractures after Reverse Shoulder Arthroplasty P0767 Artificial Intelligence for Automated Identification of Total Shoulder Arthroplasty Implants on Plain Radiographs P0768 A Comparison of Central Screw versus Post for Glenoid Baseplate Fixation in Reverse Shoulder Arthroplasty Using a Lateralized Glenoid Design P0769 Return to Golf after Shoulder Arthroplasty: Golf Performance and Outcome Scores P0770 Instability after Reverse Shoulder Arthroplasty with Tendon Transfer for Combined Loss of Active Elevation and External Rotation: A Case Series P0771 Costs and Outcomes of Physical Therapy following Shoulder Arthroplasty P0772 A Comparison of Revision Rates for Stemmed and Stemless Primary Anatomic Shoulder Arthroplasty with All Polyethylene Glenoid Components Analysis from a Large National Arthroplasty Registry P0773 Shoulder Arthroplasty Trends in Patients with Rheumatoid Arthritis Receiving Disease Modifying Antirheumatic Drug Therapy P0774 When Intravenous Vancomycin Prophylaxis is Needed in Shoulder Arthroplasty; Incomplete Administration is Associated with Increased Infectious Complications P0775 Effect of Glenosphere Lateralization With and Without Coracoacromial Ligament Transection on Acromial and Scapular Spine Strain in Reverse Shoulder Arthroplasty P0776 BMI does Not Increase Adverse Outcomes following Anatomic Total Shoulder Arthroplasty: Long-Term Clinical and Radiographic Analysis P0777 Distal Clavicle Excision is Not Associated with Adverse Outcomes after Reverse Total Shoulder Arthroplasty P0778 Minimum 5-Year Follow-Up after Anatomic Total Shoulder Arthroplasty: Predictors of Excellent Outcomes P0779 Economic and Education Disparities are Associated with an Increased Risk of Revision Surgery following Shoulder Arthroplasty P0780 Demographic and Radiographic Predictors of Achieving the Minimum Necessary Internal Rotation after Reverse Shoulder Arthroplasty P0781 Ulnar Collateral Ligament Tear in Elite Baseball Pitchers: Do High School Showcase Exposures Predict Injury? P0782 Effect of Glenoid Bone Loss and Shoulder Position on Axillary Nerve Position during Latarjet Surgery P0783 Revision Total Elbow Arthroplasty for Humeral Loosening: What Factors can Reduce the Need of Repeat Revision for Humeral Loosening P0784 Comparison of Complication Rates in Total Elbow Arthroplasty Performed for Osteoarthritis Versus Rheumatoid Arthritis versus Fracture: A National Database Study P0785 Survivorship of Early vs. Late Total Shoulder Arthroplasty after Proximal Humerus Fractures P0786 Is there a Higher Risk of Complications with Increased Opioid Use after Shoulder Arthroplasty? P0787 The Impact of Health Literacy on Outcomes after Shoulder Arthroplasty P0788 Functional and Radiographic Outcomes of Anatomic Total Shoulder Arthroplasty in B3 Glenoids P0789 Comparison of Humeral Head Resurfacing versus Stemless Humeral Components in Anatomic Total Shoulder Arthroplasty: A Multicenter Investigation with Minimum Two-Year Follow Up P0790 Does Revision Shoulder Arthroplasty Increase the Risk of Opioid Use and Dependence? P0791 Progression of Changes in Glenoid Morphology following Humeral Head Resurfacing with Biologic Glenoid Resurfacing in Young Patients (≤60 years) at Midterm Follow-Up P0792 Risk Adjustment for Episode Costs following Total Shoulder Arthroplasty P0793 New Preoperative Planning Technologies in 8,117 Elective Shoulder Arthroplasty Procedures: Trends and Outcomes P0794 Rim Loading Wear for Total Shoulder Applications P0795 Anatomic Shoulder Arthroplasty in Walch C Glenoid Deformity: Mid-to-Long-Term Outcomes P0796 Indications for Revision Shoulder Arthroplasty: Are they Changing? P0797 Patient Survivorship after Anatomic Total Shoulder Arthroplasty: Are Patients Failing Before their Prosthetics? A 10-Year Minimum Follow-Up Analysis P0798 Return to Racket Sports after Shoulder Arthroplasty P0799 Gender Differences among Shoulder Arthroplasty Surgeons: Past, Present, and Future P0800 Superior Migration of the Humeral Head does Not Significantly Affect Outcomes at an Average of 11 Years after Total Shoulder Arthroplasty P0801 The 5-Item Modified Frailty Index is a Useful Tool to Predict Complications following Revision Total Shoulder Arthroplasty P0802 Preoperative Antibiotics do Not Decrease Culture Positivity in Revision Shoulder Arthroplasty P0803 Utility of Extended Culture Holds for Cutibacterium acnes (Propionibacterium acnes) for Periprosthetic Joint Infection in Revision Shoulder Arthroplasty P0804 Subscapularis CT-Scan Evaluation in Patients with Proximal Humerus Fracture: Reverse Total Shoulder Arthroplasty versus Hemi-Arthroplasty P0805 Comparison of Complication Rates in Reverse Total Shoulder Arthroplasty Performed for Degenerative Conditions versus Proximal Humerus Fractures: A National Database Study P0806 Radial Head Arthroplasty for Radial Head Fracture is Associated with Greater Survivorship than Open Reduction Internal Fixation: A Population-Based Cohort Study P0808 Payor Type is Associated with Increased Rates of Reoperation and Healthcare Utilization following Rotator Cuff Repair: A National Database Study P0809 Providing Better Outcomes: Repair or Reverse Shoulder Arthroplasty for Massive Rotator Cuff Tears P0810 Relationship between Preoperative Size of Rotator Cuff Tears Measured Using Radial-Slice Magnetic Resonance Images and Postoperative Rotator Cuff Integrity: A Prospective Case-Control Study P0811 Elevated HgA1c is Not Associated with Reoperation following Arthroscopic Rotator Cuff Repair in Patients with Diabetes Mellitus P0812 Outcomes of Arthroscopic-Assisted Middle Trapezius Tendon Transfer for Isolated Irreparable Supraspinatus Tendon Tears P0813 Contribution of Area Deprivation Index and Preoperative Demographics to Patient-Reported Outcomes Measurement Information System Outcomes following Arthroscopic Rotator Cuff Repair P0814 Factors Predicting Return to Work following Primary Rotator Cuff Repair – An Analysis of 1,502 Cases P0815 Subacromial Balloon Spacer versus Partial Rotator Cuff Repair in Treatment of Massive Irreparable Rotator Cuff Tears: Facility Personnel Allocation and Procedural Cost Analysis P0816 Posterior Latissimus Dorsi Transfer for Massive Irreparable Posterior-Superior Rotator Cuff Tears: Does it Work in the Elderly Population? A Comparative Study Between Two Age Groups (≤55 Versus ≥75 Years Old) P0817 Single-Shot Liposomal Bupivacaine Interscalene Nerve Block Provides Equivalent Pain Relief Compared to Continuous Catheter Interscalene Nerve Block for Arthroscopic Rotator Cuff Repair P0818 Revision of Reverse Total Shoulder to Reverse Total Shoulder: A Retrospective Cohort Analysis P0819 Preventing Deltoid Dysfunction after Axillary Nerve Injury: Results of Partial Radial to Axillary Nerve Transfer as the Index Procedure P0820 Synthetic Polytetrafluoroethylene Interposition Patches for Irreparable Rotator Cuff Tears: How are They Doing? P0821 Surgical Technique and Implant Design Influence Muscle Activation Patterns during Functional Hand-to-Head and Hand-to-Back Motions after Reverse Shoulder Arthroplasty: An Electromyographic Analysis P0822 CT-Based 3D Modeling of Glenoid Bone Preservation with Augmented Baseplates P0823 Increased Lateral Humeral Offset Beyond Anatomic is Associated with Diminished Strength and Range of Motion following Reverse Total Shoulder Arthroplasty P0824 Open Bankart versus Arthroscopic Bankart with Remplissage for Anterior Glenohumeral Instability with Subcritical Glenoid Bone Loss P0825 Arthroscopic Bankart Repair Alone is Associated with High Rates of Recurrent Instability in Patients with Hyperlaxity and On-Track Lesions P0826 The Effect of Anterior Glenoid Cartilage Defects on Anterior Glenohumeral Stability: A Biomechanical Study P0827 Humeral Head Reconstruction with Talus Osteochondral Allograft: Bone Plug Optimization for Hill-Sachs Lesions P0828 Ethnic Differences in Glenoid Version and Local Bone Density in Patients Undergoing Primary Anatomic Total Shoulder Arthroplasty for Glenohumeral Arthritis P0829 Outcomes following Aseptic Revision Shoulder Arthroplasty: Repeat Revision and Indications P0830 Periarticular Fracture-Dislocations of the Elbow – Results of a Standardized Treatment Algorithm P0831 Does Preoperative Rehabilitation for Adult Spinal Deformity Surgery Improve Patient Recovery Kinetics and Cost Effectiveness P0832 Does Interbody Fusion at L4-L5 and L5-S1 Lead a Lower Rate of Revision Surgery for Pseudarthrosis and Rod Fracture at the Lumbosacral Junction? P0833 Contemporary Utilization of Three-Column Osteotomy Techniques in a Prospective Complex Spinal Deformity Multicenter Database: Implications on Full-Body Alignment and Perioperative Course P0834 An Analysis of Clinical Deterioration following Surgery for Adult Cervical Deformity P0835 Are We Focused on the Wrong Early Postoperative Quality Metrics? Optimal Realignment Outweighs Perioperative Risk in Adult Spinal Deformity Surgery P0836 Pain Self-Efficacy (PSEQ) Score of <22 is Associated with Daily Opioid Use, Back Pain, Disability, and Patient-Reported Outcome Measurement Information System Scores in Patients Presenting for Spine Surgery P0837 Preoperative Modified Zung Depression Index Scores are Not Predictive of Worse Postoperative Functional Outcome in Adult Spinal Deformity Patients P0838 Optimizing Health Prior to Adult Spinal Deformity Surgery: Are Costs Outweighed by Perioperative Benefits? P0839 Patient-Centered Outcomes following Prone Lateral Single-Position Approach to Same-Day Circumferential Spine Surgery P0840 Shorter Length of Stay and Increased Return to Work with Cervical Disc Arthroplasty versus Anterior Cervical Discectomy and Fusion P0841 Improving Racial and Ethnic Disparities in Ambulatory Surgical Center Utilization for Anterior Cervical Discectomy and Fusion P0842 PROMIS Is More Sensitive in Detecting Minimal Clinically Important Differences When Compared to Neck Disability Index after Surgical Treatment for Cervical Spine Pathology P0843 The 8-Item Modified Frailty Index as a Risk Assessment Tool for Patients Undergoing Anterior Cervical Discectomy and Fusion P0844 Management of Serous Wound Drainage following Spinal Surgery: Is Empiric Oral Antibiotic Treatment Appropriate? P0845 The ALFA Score Predicts 30-day Mortality after Elective Anterior Lumbar Interbody Fusion P0846 The Utility of Intraoperative Neuromonitoring for Lumbar Decompression and Fusion Surgery: An Analysis in New York State with SPARCS Database P0847 Patient-Reported Outcomes Measurement Information System Anxiety and Sleep Disturbance Scores are Associated with High Barriers to Proper Opioid Use in Patients Presenting for Adult Spinal Deformity P0848 Patients with Achondroplasia have Increased Risk of 90-Day Adverse Events following Laminectomy: A Matched Comparison Using a National Database P0849 An Analysis of a Decade of Lumbar Interbody Cage Failures in the United States P0850 To Prevent Proximal Junctional Kyphosis in Scheuermann’s Kyphosis, Restore Kyphosis to Patient’s Pelvic incidence Value and Choose Proximal Upper Instrumented Vertebra P0851 Can I Touch My Toes after Spinal Fusion? P0852 Investigating Neurologic Dysfunction in Adolescent Idiopathic Scoliosis Patients Treated with Thoracoabdominal Vertebral Body Tethering P0853 Subsidence in Nonexpendable, Single-Plane Expandable and Dual-plane Expandable Transforaminal Lumbar Interbody Fusions: A Propensity-Matched Cohort Study P0854 Pedicle Screw-Associated Violation of the Adjacent Unfused Facet Joint: Clinical Outcomes and Fusion Rates P0855 Calcium Pyrophosphate Deposition Disease (Pseudogout) of the Lumbar Spine Predisposes to Higher Rates of Dural Tears and 90-Day Reoperations: Results of a Propensity Matched Analysis P0856 Influence of Preexisting Diabetes on Postoperative Clinical Outcomes and Trajectory in Patients Undergoing Lumbar Fusion: Cohort Matched Analysis P0857 Physical Function at Presentation May Influence Postoperative Clinical Outcome Trajectory and Long-Term Patient Satisfaction following Single-Level Lumbar Fusion P0858 Treatment Strategies for Deep Surgical Site Infections after Transforaminal Lumbar Interbody Fusion P0859 Effects of Lumbar Spine Surgery on Opioid Usage in the Veteran Population: A Retrospective National Database Study P0860 Single-Level Minimally Invasive Transforaminal Lumbar Interbody Fusion vs. Lateral Lumbar Interbody Fusion for Degenerative Spinal Pathology: Clinical Outcome Comparison in the Elderly P0861 Pelvic Incidence-Lumbar Lordosis Mismatch and Early Reoperation for Adjacent Segment Disease after Lumbar Fusion P0862 Predictors of Non-Improvement after Minimally Invasive Lumbar Spine Surgery P0863 Robotics Reduces Radiation Exposure in Minimally Invasive Lumbar Fusion Compared to Navigation P0864 Single-Level Anterior Cervical Discectomy and Fusion with Lower Five-Year Revisions than Posterior Cervical Foraminotomy P0865 An Ensemble Model Accurately Predicts Blood Transfusion after Instrumented Spinal Fusion P0866 Early Reduction in C-Reactive Protein following Treatment for Spinal Epidural Abscess: A Potential Treatment Guide P0867 Social Determinants of Health Play a Role in Determining Health Utilization following Anterior or Lateral Lumbar Interbody Fusion P0868 Social Determinants of Health Play a Role in Determining Health Utilization following Posterior Lumbar Interbody Fusion or Transforaminal Lumbar Interbody Fusion P0869 Practical Answers to Frequently Asked Questions in Minimally Invasive Lumbar Spine Surgery P0870 Anterior Spinal Fusion Surgery Associated with Lower Risk of Stroke, Pneumonia, and Infection Compared to Posterior Spinal Fusion Surgery P0871 Influence of Preoperative Physical Function Scores on Outcomes after Single-Level Cervical Disc Replacement P0872 The Effect of the Severity of Preoperative Leg Pain on Patient-Reported Outcomes, Minimum Clinical Important Difference Achievement, and Patient Satisfaction following Minimally Invasive Transforaminal Lumbar Interbody Fusion P0873 No Difference in Short-Term Outcomes among Orthopaedic vs. Neurosurgery Trained Spine Surgeons Performing Single-Level Cervical Disc Arthroplasty P0874 Analysis of the Effects of Intraoperative Neurophysiological Monitoring on Anterior Cervical Surgery: A Michigan Spine Surgery Improvement Collaborative Study P0875 Long-Term Clinical Outcomes of Excisional Surgeries for Low-Grade Malignant Spinal Tumors P0876 Preoperative Back Pain Severity Influences Postoperative Clinical Outcomes and Trajectory in Patients undergoing Lateral Lumbar Interbody Fusion P0877 No Difference in Two-Year Revisions between Hybrid Fusion and Two-Level Anterior Discectomy and Fusion: A National Database Study P0878 Efficacy and Safety of the Ultrasound Bone Scalpel in Lumbar Laminectomies P0879 The Impact of Obstructive Sleep Apnea and its Treatment on Postoperative Complications following Posterior Lumbar Fusion P0880 Disability at Presentation and Patient-Reported Outcomes among Cervical Disc Replacement Recipients in an Outpatient Setting P0881 Stability of a Posterior Total Joint Replacement Prosthesis under Combined Compression and Shear Forces of Daily Activities P0882 An Analysis of the Capabilities and Utilization of Artificial Intelligence in Adult Spinal Deformity Surgery P0883 Medical Issues Complicate 90 Day Return to the Emergency Department after Spinal Deformity Surgery: A Review of 346 Patients P0884 Outcomes following Decompression versus Combined Decompression and Fusion for the Treatment of Spine Infections: Are they Different? P0885 Factors Associated with Incidence and Recurrence of Lower Back Pain: A Large Population Analysis of the United Kingdom Biobank P0886 Does Preoperative Bone Mineral Density Impact Fusion Success in Anterior Cervical Spine Surgery? A Prospective Cohort Study P0887 Is Decreased Bone Mineral Density Associated with Severe Interbody Subsidence following Elective Anterior Cervical Discectomy and Fusion? P0888 Paraspinal Sarcopenia is Associated with Worsening Cervical Sagittal Alignment following Laminoplasty for Cervical Spondylotic Myelopathy P0889 Semispinalis Cervicis Sarcopenia is Associated with Worsening Cervical Sagittal Balance and Junctional Alignment following Posterior Cervical Fusion for Myelopathy P0890 The Statistical Fragility of Cervical Disc Arthroplasty versus Anterior Cervical Discectomy and Fusion for Degenerative Cervical Pathology: A Systematic Review and Meta-Analysis P0891 Patients Undergoing Primary Hip Arthroscopy with Previous Lumbar Spine Surgery Achieve Favorable Mid-Term Results P0892 Hip Cartilage Defects in Elite Athletes: Association with Specific Sports and 'At-Risk' Motions P0893 Viability and Expression of Chondrocytes Harvested during Arthroscopic Treatment of Femoroacetabular Impingement P0894 Subchondral Bone Mismatches in Osteochondral Allograft Transplants for Large Oval Defects of the Medial Femoral Condyle: Comparison of Lateral vs. Medial Femoral Condyle Donors P0895 Does Running Increase the Risk for Hip and Knee Arthritis?: A Survey of 3,804 Chicago Marathon Runners P0896 Commonly Used Orthopaedic Clinical Therapeutics Affect the Cytokine Activity of Culture-Expanded Mesenchymal Stem Cells P0897 Developing an Experimental Model of Early Knee Osteoarthritis after Medial Meniscus Posterior Root Release: An In Vivo Study P0898 Risk of Lower Extremity Ligamentous Injury following Concussion Diagnosis: A Database Study P0899 Patients with Associated Spine or Other Major Joint Pain have Equivalent Outcomes to Patients with Isolated Hip Pain after Hip Arthroscopy P0900 Hip Arthroscopy has No Negative Effect on Clinical Outcome of Subsequent Total Hip Arthroplasty P0901 Improved Mid-Term Outcomes in Patients with Slipped Capital Femoral Epiphysis Related Femoroacetabular Impingement P0902 Cam Deformities in Borderline Hip Dysplasia Negatively Affect Hip Arthroscopy Outcomes in the Management of Femoroacetabular Impingement Syndrome P0903 How Long Do Patients Take to Regain their Baseline Strength following Arthroscopic Treatment for Femoroacetabular Impingement? P0904 Obesity does Not Delay Achievement of the Minimum Clinically Important Difference, Substantial Clinical Benefit, and Patient Acceptable Symptom State following Primary Hip Arthroscopy for Femoroacetabular Impingement at Two Year Follow-Up P0905 Femoroacetabular Impingement Surgery in the Adolescent Patient Population: Mild Deformities and Lack of Sports Participation are Associated with an Increased Risk of Treatment Failure P0906 The Impact of Medical Comorbidities on the Development of Complications after Hip Arthroscopy P0907 A Meta-Analysis of Comparative Studies Comparing Complete Capsular Closure against Unrepaired Hip Capsules during Hip Arthroscopy P0908 Hip Arthroscopic Chondral Repair Offer Superior Results than Microfractures in Femoroacertabular Impingement Cohort: Minimum 3 Year Results in a Prospective Controlled Study P0909 Three-Dimensional Imaging Informs the Understanding and Treatment of Recurrent Patella Dislocation P0910 Cycling Helps Preserve Muscle Mass and Composition: A Quantitative MRI Study P0911 Predicting Risk of Graft Retear and Contralateral Anterior Cruciate Ligament Tears following Anterior Cruciate Ligament Rupture and Reconstruction: An Analysis Using Interpretable Machine Learning P0912 Prognostic Risk Factors for Postoperative Failure after Isolated Primary Medial Patellofemoral Ligament Reconstruction: A Systematic Review P0913 Biomechanical Evaluation of the Isometry of Medial Patellofemoral Ligament Reconstruction Grafts Fixed at Non-Anatomic Femoral Insertion Points P0914 A Comparison of Multimodal Return-to-Sport Testing and Force Plate-Based Balance Testing among Anterior Cruciate Ligament Reconstruction Patients P0915 Evidence of Medial Meniscal Ramp Lesions and Posteromedial Tibia Plateau Bone Bruising in Multi-Ligament Knee Injuries with an Intact Anterior Cruciate Ligament: A Multicenter Retrospective Case Series P0915 Evidence of Medial Meniscal Ramp Lesions and Posteromedial Tibia Plateau Bone Bruising in Multi-Ligament Knee Injuries with an Intact Anterior Cruciate Ligament: A Multicenter Retrospective Case Series P0916 Acute Anterolateral Knee Instability: Combined Anterior Cruciate Ligament (ACL) Reconstruction and Anterolateral Ligament Repair is Not Inferior to ACL Reconstruction + Lateral Extraarticular Tenodesis. A Prospective Randomized Study P0917 Deep Learning Artificial Intelligence Tool for Automated Radiographic Determination of Posterior Tibial Slope in Patients with Anterior Cruciate Ligament Injuries P0918 Understanding the Biological Basis of Contracture in a Mouse Single Hindlimb Immobilization Model P0919 Increased Posterior Tibial Slope and Varus are Associated with a Higher Risk of Failure following Primary Anterior Cruciate Ligament Reconstruction: A Retrospective Cohort Study of 3,347 Patients P0920 High Rate of Deep Vein Thrombosis following Multiligament Knee Injury Prior to Reconstruction P0921 The Reverse Fragility Index of Graft Failure Rates between Hamstring and Bone-Patellar Tendon-Bone Autografts for Anterior Cruciate Ligament Reconstruction: A Systematic Review and Meta-Analysis of Randomized Controlled Trials Reporting a Non-Si P0922 Clinical Outcomes of Combined Anterior Cruciate and Anterolateral Ligament Reconstruction Versus Isolated Anterior Cruciate Ligament Reconstruction with Bone-Patellar Tendon-Bone Autograft as a Gold Standard: A Matched-Pair Analysis of 2,018 Pat P0923 Lower Risk of Revision with Suspensory Tibial Fixation Versus Interference Tibial Fixation of Hamstring Tendon Autografts in Anterior Cruciate Ligament (ACL) Reconstruction: Results from the New Zealand ACL Registry P0924 The Addition of an Extra-Articular Anterolateral Ligament Reconstruction to an Anterior Cruciate Ligament (ACL) Reconstruction with Hamstring Tendons Smaller than 7 mm Produces Results Similar to Isolated ACL Reconstruction with Tendons Larger t P0925 Cannabis Use Disorder is Not Associated with Opioid Analgesic Use or Patient-Reported Outcomes after Anterior Cruciate Ligament Reconstruction: A Retrospective Matched-Cohort Analysis P0926 Adductor Canal Block is Superior to Femoral Neve Block for Early Postoperative Pain Relief after Single-Bundle Anterior Cruciate Ligament Reconstruction with Hamstring Autograft P0927 Anterior Cruciate Ligament Reconstruction in 107 Competitive Wrestlers: Outcomes, Reoperations, and Return to Play at 6 Years Mean Follow Up P0928 Static Lateral Tibial Plateau Subluxation on MRI is Associated with Measured Laxity at One Year following Anterior Cruciate Ligament Reconstruction P0929 Chemokine C-C Motif Ligand-5 and Basic Fibroblast Growth Factor Concentration at the Time of Surgery Can Predict Postoperative Stiffness in Patients Undergoing Anterior Cruciate Ligament Reconstruction P0930 Determination of the Roles of the Anterior Cruciate Ligament, Posterolateral Corner, and Medial Collateral Ligament in Knee Hyperextension Using the Heel Height Test P0931 Early or Delayed Skeletal Maturity Confers an Increased Incidence of Concomitant Meniscal and Chondral Pathology in Pediatric and Adolescent Patients Undergoing Primary Anterior Cruciate Ligament Reconstruction P0932 Risk Factors Affecting the Survival Rate of Collagen Meniscus Implant for Partial Meniscus Deficiency. An Analysis of 156 Consecutive Cases at a Mean 10 Years of Follow Up P0933 Efficacy of Root Repair, Partial Meniscectomy, and Nonsurgical Management of Meniscus Root Tear on Structural Outcomes: A Systematic Review and Meta-Regression P0934 The 5-Factor Modified Frailty Index (mFI-5) Predicts Adverse Outcomes after Arthroscopic Meniscectomy P0935 Usage Trends, Reoperation Rates, and Complication Rates in Meniscus Allograft Transplantation from 2010 to 2020 P0936 Parameters on Plain Radiographs Correlate Poorly with a Magnetic Resonance Imaging Proven Discoid Lateral Meniscus P0937 Supratrochlear Spur Resection (Grooveplasty) Compared to Trochleoplasty for Treatment of Trochlear Dysplasia P0938 Patellofemoral Forces in the Setting of Trochlear Dysplasia and Tibial Tubercle Lateralization: A Mathematical Model P0939 All-Soft Tissue Quadriceps Autograft in the Pediatric Athlete: A Retrospective Cohort Study of 540 Cases P0940 Perioperative Complications and Early Outcomes of a Novel Anterior Cruciate Ligament (ACL) and Anterolateral Ligament Reconstruction Technique with Iliotibial Band Autograft Compared to Patellar Tendon ACL Reconstruction P0941 Drop Vertical Testing after Quadriceps, Hamstring, and Bone-Patellar Tendon-Bone Autografts in Anterior Cruciate Ligament Reconstruction in Adolescent Athletes P0942 Changes in Elbow Stress and Ball Velocity during Reduced Effort Pitching: A Marker-Based Motion Capture Analysis P0943 Preoperative Psychological Competitive Ability is Associated with Emotional States 6 Months after Anterior Cruciate Ligament Reconstruction P0944 Return to Sport Testing after Arthroscopic Shoulder Surgery in Adolescent Patients P0945 Tourniquet Utilization during Achilles Tendon Repair does Not Negatively Impact Tendon Excursion: A Biomechanical Cadaveric Analysis P0946 3D-Printed One-Third Tubular Plates in an Ankle Fracture Model: A Biomechanical Study P0947 Clinical Trial of a New Device for Real-Time Muscle Pressure Measurements in Patients with an Upper or Lower Extremity Fracture at Risk for Acute Compartment Syndrome P0948 The Long-Term Effect of Intraoperative Hip Fracture Injections on Function and Patient-Reported Outcomes: A Randomized Controlled Trial P0949 Uncemented Hip Hemiarthroplasty is Associated with Increased Fracture Risk and Complications Compared to Cemented Hemiarthroplasty P0950 Resident Involvement in the Surgical Treatment of Geriatric Femoral Neck Fractures does Not Increase Risk: An Analysis of the ACS-NSQIP Database P0951 Inconsistency and Ambiguity within the ICD-10 Procedure Coding System for Hip Fractures P0952 Revision Rate following Unipolar vs. Bipolar Hemiarthroplasty P0953 Patients Who Have Depressive Disorder Undergoing Primary Total Hip Arthroplasty for Femoral Neck Fractures Have Longer In-Hospital Lengths of Stay and Higher Rates of Complications and Costs of Care P0954 The Association between Preoperative International Normalized Ratio Values and Postoperative Outcomes including Mortality in Geriatric Femoral Neck Fractures Treated with Hemiarthroplasty P0955 A Cross-Sectional Analysis of 182 Complications for Femoral Neck System from Medical Device Reports Maintained by the United States Food and Drug Administration P0956 Increased Postoperative Glycemic Variability is Associated with Increased Revision Surgery Rates in Diabetic Patients undergoing Hip Fracture Fixation P0957 Preoperative Echocardiograms in Geriatric Hip Fracture Patients Does Change Management: You Just Don’t Know About It P0958 Acetabular Morphology in Patients with Failed Femoral Neck Fracture Fixation P0959 The Use of the Piriformis Fossa Radiographic Landmark to Predict In-Out-In Placement of the Posterosuperior Femoral Neck Screw P0960 Posterior Tilt Angle Prognostic Value for Nondisplaced Femoral Neck Fractures P0961 Management and Outcomes of the Treatment of Intracapsular Neck of Femur Fractures in Young Patients with a Minimum of 5 Years Follow-Up P0962 Comparative Outcomes of 80 Femoral Neck Fractures in Young Adult Patients with Ipsilateral Neck-Shaft Fractures Treated at 26 North American Trauma Centers P0963 Clinical and Radiographic Outcomes for Femoral Neck Fracture Fixation with Femoral Neck System versus Multiple Cannulated Screws P0964 Decreased Payment for Sicker Patients: Government Significantly Reduced Episodic Reimbursement for Complex Surgical Hip Fracture Treatment from 2011 to 2019 P0965 Racial and Ethnic Disparities in Perioperative Metrics after Pelvic Fracture: A Nationwide Study P0966 Weight Change and the Risk of Hip Fractures in Patients with Type 2 Diabetes: A Nationwide Cohort Study P0967 General Anesthesia Versus Spinal Anesthesia in Intertrochanteric Femur Fracture Treatments: An ACS NSQIP Analysis 2008-2016 P0968 Neuraxial Anesthesia Reduces the Risk of Postoperative Delirium and Mortality in Hip Fracture Patients P0969 Femoral Nonunion Exchange Nailing: Are We Getting Better Results Now? P0970 Retrograde Nailing for Subtrochanteric Fractures of the Femur P0971 Audio Distraction for Traction Pin Placement: A Prospective Randomized Controlled Study P0972 Is Open Reduction and Intramedullary Nailing a Deviation from the Standard of Care for Femoral Shaft Fractures? A Systematic Review and Meta-Analysis of Comparative Studies (Closed Versus Open Reduction) P0973 The Financial Implications of a Strategic Multidisciplinary Approach for Non-Spine Orthopaedic Bundle Patients at a Tertiary Care Center P0974 Allogenic Blood Transfusions Increase Surgical Site Infection Rates, but Not Nonunions in Distal Femur Fractures P0975 Risk Factors for Infection in 1,107 Distal Femur Fractures P0976 Nail Plate Fixation versus Lateral Locked Plating for Distal Femur Fractures: A Multicenter Propensity Matched Analysis P0977 Do Long-Segment Blocking Screws Increase the Stability of Intramedullary Nail Fixation in Proximal Tibia Fractures, Eliminating the Bell-Clapper Effect? P0978 Intra-Articular Extension in Tibial Shaft Fractures: It’s Not Just the Posterior Malleolus P0979 Discordance Between Initial Inpatient Discharge Recommendation and Final Discharge Destination Increases Length of Stay for Geriatric Hip Fracture Patients P0980 High-Energy Intertrochanteric Fractures in Young Patients: Injury Patterns and Factors associated with Complications after Surgical Fixation P0981 Does Distal Locking of Intertrochanteric Fractures Treated with Long Intramedullary Nails Enhance Functional Recovery? P0982 Frailty is More Predictive of Mortality than Age in Patient with Hip Fractures P0983 Patient Demographics, Rather than Implant Type, Influence Patient-Reported Mobility at One Year Post Trochanteric Fracture: A Secondary Analysis of the INSITE Trial P0984 Regional Versus General Anesthesia in Intertrochanteric Fracture Surgeries: An ACS-NSQIP 2008-2016 Study P0985 Functional Outcomes of Primary Arthrodesis versus Open Reduction and Internal Fixation in the Treatment of Lisfranc Injuries P0986 hPTH(1-34) Therapy Improves Healing in MRSA-Infected Fractures in Type 2 Diabetes Mellitus Mice: An Experimental Study for Therapeutic Proof of Concept P0987 Using Cellular Measures of Immunocoagulopathy as a Predictor of Mortality in Necrotizing Fasciitis P0988 Reconstruction of Forearm Large Skeletal Defects by Free Vascularized Fibular Graft P0989 Bone Defects Greater than 6cm in the Lower Extremity: Is the Induced Membrane Technique Associated with Favorable Outcomes? P0990 Outcomes of Patella Fracture Fixation: Novel Wagon Wheel Technique versus Tension Band Construct P0991 The Effect of Radiographic Rotation and Tilt on the Pelvic Ring Teardrop Distance: Important Parameters for Measuring Displacement on Stress Radiographs of Lateral Compression Pelvic Ring Injuries P0992 Evidence of Underreporting and Misrecognition of Delirium in Hip Fracture Patients: An Opportunity to Improve Quality of Care P0993 Transfusion of Packed Red Blood Cells in Hip Fracture Patients: Is there an Optimal Threshold? P0994 Periprosthetic Fracture following Arthroplasty for Femoral Neck Fracture: Is a Cemented Stem Protective? P0995 Cost Analysis of Preoperative Nasal Decolonization with Povidone-Iodine for Closed Pilon Fractures P0996 Anterior Tibial Artery Danger Zone in Anterolateral Plate Fixation of the Distal Tibia: A 3D CT Angiogram Modeling Study P0997 Safety of Prepping the External Fixator In Situ during Staged Fixation of Pilon Fractures: A Retrospective Comparative Cohort Study P0998 Treatment of Pelvic Ring Nonunions: Does Surgical Treatment Improve Outcomes? P0999 Comparison of Outcomes for Reverse Obliquity Fractures Treated with Long Versus Short Cephalomedullary Nails P1000 Delayed Nailing May be Protective against Infection in Gustilo 3B Tibial Fractures P1001 Bidirectional Arthroscopic-Assisted Stabilization of Acute High-Grade Acromioclavicular Joint Dislocation - Single Low-Profile TightRope vs. Double TightRope P1002 The Circles Measurement: The New Gold Standard to Diagnose Acromioclavicular Joint Dislocations? P1003 PJI-TNM as New Classification System for Periprosthetic Joint Infections – An Evaluation of 20 Cases including Inter- and Intraobserver Variability P1004 Effects of Implant-Derived Metal Debris on the Systemic Local Immune Cell Composition P1005 Complex Coronar Shear Fractures of the Distal Humerus: What are the Odds of an Osteosynthetic Reconstruction? P1006 Strategies and Pitfalls in Surgical Therapy of Rheumatic Diseases P1007 Placental Cell Therapy for the Treatment of Muscle Trauma and Postoperative Stress in Hip Fracture Patients: From Preclinical Models to Clinical Phase III P1008 In Vivo Joint Loading, Biomechanical Analysis, and Arthroplasty Outcome P1009 Pyogenic Spondylodiscitis in Geriatric Patients: What are the Issues? P1010 Machine Learning with Arthroplasty-Specific Data: Results from Two German Registries at a Single Center Pediatric Challenges Pediatrics Periprosthetic Femur Fractures: Revision Total Hip Arthroplasty Pearls Personalized Medicine: Designer Cells, Exosomes, Targeted Therepeutics Physical Therapy and Wound Management: What has Changed? Practice Management/Rehabilitation Presenter Presenter Presenter Presenter Presenter Prevention of Periprosthetic Joint Infection: Optimization, Screening, Antibiotics, and Irrigations Progressive Collapsing Foot Deformity (PCFD) – Learning the New Concepts with the Consensus’s Group of Experts Progressive Collapsing Foot Deformity (PCFD) – Learning the New Concepts with the Consensus’s Group of Experts Progressive Collapsing Foot Deformity (PCFD) – Learning the New Concepts with the Consensus’s Group of Experts Progressive Collapsing Foot Deformity (PCFD) – Learning the New Concepts with the Consensus’s Group of Experts Progressive Collapsing Foot Deformity (PCFD) – Learning the New Concepts with the Consensus’s Group of Experts Progressive Collapsing Foot Deformity (PCFD) – Learning the New Concepts with the Consensus’s Group of Experts Reimplantation: When is Right and What Do I Use Reverse Arthroplasty: Intraoperative Problems. I am in Between Glenosphere Sizes – Which One Should I Use? Reverse Arthroplasty: Intraoperative Problems; I Have a Larger Glenoid Defect than Anticipated. What Do I Do Now? Revision Arthroplasty Networks in the UK Rise of Infection/How Can Registries Identify and Address the Problem? Robotic and digital surgery in the UK Should We Primarily Fuse the Sacroiliac Joint? Shoulder and Elbow Simulation Based Training of Orthopaedic Surgery Residents: Past, Present, and Future Spine Spinopelvic Mobility Patterns: Why It's Important; Who & What I Measure Sports Medicine/Arthroscopy Staying Out of Trouble with the FDA Tendinopathy: Do We Need Biologics? The Challenging Elbow and Arthritis: The African Experience The Impact of the National Joint Registry on Clinical Practice in the NHS The Importance of Maintaining a Strong Physical and Mental Well-Being as an Athlete and an Orthopaedic Surgeon The Interrelationship Between Spine and Pelvic Mobility The Molecular Genetics of Tenosynovial Giant Cell Tumor and C-Reactive Protein-1 Inhibitory Therapy The New Zealand Registry: What Has It Taught Us? The Registry as a Monitor of Surgical Practice? The Role of Total Wrist Arthroplasty and Today's Problems/Challenges The Role of Wrist Hemiarthroplasty in Treatment of Wrist Arthritis The Rough Guide to Patenting, Licensing, and ‘Must Haves’ to Bring innovations to Market The Surgeon’s Handbook for Operative Efficiency in Multiligament Knee Injuries Reconstruction Timing for Management of Combined Medial-Sided Knee Injuries: Acute vs. Delayed Treatment Total Disc Replacement has Better Outcomes Total Wrist Arthroplasty: A Timeline and Evolution TPA-001 Depressive Disorders are Associated with Higher Rates of Complications, Readmissions, and Episode of Care Costs following Knee Arthroscopy TPA-097 Treatment of Prosthetic Joint Infection Requires Extensive Administrative Work TPA-2330 Is Time Truly of the Essence? Outcomes of Open Distal Radius Fracture Management TPA-259 Definitive Flap Coverage within 48 Hours of Definitive Fixation Reduces Deep Infection Rate in Open Tibial Shaft Fractures Requiring Flap Coverage TPA-321 A Rapid MRI Protocol for Acute Pediatric Musculoskeletal Infection Increases Access to Imaging while Eliminating Contrast and Decreasing Sedation, Scan Time, Interpretation Time, and Hospital Length of Stay without Missing Actionable Diagnoses TPA-376 Physical Therapy Does Not Improve Outcomes after Reverse Total Shoulder Arthroplasty: A Multicenter, Assessor-Blinded Randomized Clinical Trial TPA-399 Treatment of Osteoporosis with Anabolic Agents and the Risk of Primary Bone Cancers: A Study of 44,728 Patients Treated with Teriperatide and Abaloparatide TPA-409 Diagnostic Utility and Thresholds for Commonly Obtained Serum and Synovial Markers prior to Reimplantation in Periprosthetic Joint Infection TPA-474 Surgical Correction of Peritalar Subluxation and Subtalar Joint Articular Coverage Improves Patient-Reported Outcomes In Progressive Collapsing Foot Deformity TPA-478 Patient Preference for Physician Attire in an Orthopaedic Sports Medicine Outpatient Setting TPA-490 Impact of Preoperative Sagittal Imbalance on Long-Term Postoperative Outcomes following Minimally Invasive Laminectomy Trauma What are the Risk Factors Affecting Total Hip Arthroplasty Stability? What Should I Do with the Patella: How I Make the Decision What's New in Pediatric Sports Medicine What's New in Pediatric Sports Medicine What's New in Pediatric Sports Medicine What's New in Pediatric Sports Medicine What's Wrong with How We Used To Do It? When All Else Fails: Arthroplasty for Tenosynovial Giant Cell Tumor / Pigmented Villonodular Synovitis
Bijan Abar, BS Lawal Abbas Labaran, MD Muhammad Abbas, MD Pooyan Abbasi, MSc Annalise Abbott, MD Joseph Abboud, MD,FAAOS Jack Abboudi, MD,FAAOS Kevin Abbruzzese, PhD Ayesha Abdeen, MD,FAAOS Matthew Abdel, MD,FAAOS Hesham Abdelbary, FRCS, MD, MSc Amr Abdelgawad, MD,PhD,MBA,FAAOS Karim Abdelghafour, MSc,MRCS Pejman Abdi, MD Mohamud Abdi, MSc Irfan Abdulla, MD Rasheed Abdullah, BS Abduljabbar Abdulwahed Frederik Abel, MD Maveric Abella, BS Anthony Abimbade Oyekan, MD Celeste Abjornson, PhD Torgom Abraamyan, MD John Abrahams Scott Abshagen, BS,RN,CCRP Amir Abtahi, MD Joshua Abzug, MD,FAAOS Devon Ackerman, BS Frank Acquaah, MBBS Alexander Acuña, MD Jenna Adalbert, BS Dakota Adamec Joanne Adams, BS Donald Adams, DO,MS Alexander Adams, MD Curtis Adams, MD, FAAOS John Adams, MD,FAAOS Samuel Adams, MD,FAAOS Gregory Adamson, MD,FAAOS Olufunmilola Adeleye Oluwaseun Adeyemi, MBCHB, MCH(ORTH)(UK), MPH, PhD Anthony Adili, FRCSC, MD Elizabeth Adsit, MHA Kwabena Adu-Kwarteng Komi Afetse, BA,BS Justin Aflatooni, MD Amil Agarwal, BA Sanjeev Agarwal, MD, MS Avinesh Agarwalla, MD Julie Agel, ATC Vikram Aggarwal, BA Vinay Aggarwal, MD Piero Agostinone, MD Trisha Agrawal Alison Agres, PhD Jason Agtarap Conner Ahlgren, MD Seth Ahlquist, MD Sukhpreet Ahluwalia, BS Kadin Ahmad Salman Ahmad Waleed Ahmad Omar Ahmad, BS Farhan Ahmad, MD Christopher Ahmad, MD, FAAOS Omar Ahmed, BS Abdulaziz Ahmed, MD Adil Ahmed, MD David Ahn, BA Nicholas Ahn, MD, FAAOS Jin-Hwan Ahn, MD,PhD Jaimo Ahn, MD,PhD,FAAOS Peter Ahorukomeye, BS Meng Ai Png, MBBS Hisaki Aiba, MD Alexandra Aitchison, BS Amiethab Aiyer, MD,FAAOS Toshimi Aizawa, MD, PhD Doruk Akgun, MD Bardiya Akhbari Mustafa Akkaya, MD Adil Akkouch, PhD Berkcan Akpinar, MD Khalid Al-Hourani, MD Samer Al-Humadi, MD Sayf Al-Katib, MD Saad Al-Qahtani, MD Michael Alaia, MD,FAAOS Juhayer Alam, BS Ahmet Alanay, MD Husni Alasadi, BA Adeebah Albadran, MD Mohamed Albana, DO Agustin Albani, MD Matthew Alben, BS Melissa Albersheim, MD Nicolas Alberti Leonardo Albertini Sanchez, BA Spencer Albertson, MD Brent Albracht, MD Rachel Albright, DPM,MPH Patrick Albright, MD Jay Albright, MD,FAAOS Osama Aldahamsheh, MBBS Kareme Alder, MD Alexander Aleem, MD,FAAOS Domenico Alesi, MD J. Alex Albright, BS John Alexander, MD Randi Alexander, MPH Michael Alexiades, MD,FAAOS Samuel Alfonsi, BS Elena Pérez Alfonso Cory Alford Sheila Algan, MD,FAAOS Muhammad Ali Elahi, BA Asad Ali, MBBS Nicholas Allen John Allen, BS Answorth Allen, MD,FAAOS Bryce Allen, MD,FAAOS Christina Allen, MD,FAAOS Kristina Allen-Brady, MPH, MPT, PhD Maxwell Alley, MD Ram Alluri, MD Abdulrahman Almalouhi, BS Benjamin Alman, MD,FAAOS Tarek Almsaddi Nick Aloi, BS Safwan Alomari, MD Hasson Alosh, MD Kyle Alpaugh, MD Aymen Alqazzaz, MD Daniel Alsoof, BS,MBBS Volker Alt, MD,PhD David Altchek, MD,FAAOS Thomas Alter, MSc Alyssa Althoff, MD Gregory Altman, MD, FAAOS Leila Mehraban Alvandi Bejan Alvandi, MD Lucia Alvarez Alvarez, MD Paul Alvarez, MD Sónia Alves, MSc Kenan Alzouhayli, BA Derek Amanatullah, MD,PhD,FAAOS Terry Amaral, MD,FAAOS Luca Ambrosini, MD Troy Amen, MD,MBA Annunziato Amendola, MD,FAAOS Mohammad Amer, FRCS (Ortho), MSc Kamil Amer, MD Christopher Ames, MD Ajit Amesur, DO Adeet Amin, MD Sheena Amin, MD Michael Amini, MD,FAAOS Areil Aminov Arya Amirhekmat Nissan Amzallag, MD, MHA Byungkuk An Howard An, MD,FAAOS Raymond Anakwe, MBCHB,FRCS (Ortho) Oke Anakwenze, MD,MBA,FAAOS Anita Anand Neel Anand, MD,FAAOS Albert Anastasio, MD Alex Anatone, MD Kathryn Anderson, BS Christopher Anderson, MD Joseph Anderson, MD Joshua Anderson, MD Lucas Anderson, MD,FAAOS Devon Anderson, MD,PhD Donald Anderson, PhD Gunnar Andersson, MD, FAAOS William Anderst, PhD Wataru Ando, MD Nicholas Andrade, BS John Andrawis, MD, FAAOS Gian Andrea Lucidi, MD Derek Andreini, MD Annchristin Andres, MSc Nicholas Andrews, BS Albert Andrews, MD Nicholas Andring, MD Logan Andryk, MD Ali Aneizi, MD Arun Aneja, MD, PhD, FAAOS Sophia Angele, BS Ivan Angelov, BA Nathan Angerett, DO Fares Ani, MD Christopher Anigwe, BS Utkarsh Anil, MD Alessandro Annibaldi Afshin Anoushiravani, MD Jeremy Ansah-Twum, BS Taylor Anthony, BS Ryan Anthony, MD Brielle Antonelli, BS Jose Antonio Canseco, MD,PhD Neil Antonson, MD Ricardo Antunes, PhD Hayden Anz, MD Adam Anz, MD,FAAOS Stephen Aoki, MD,FAAOS Peter Apel, MD Rit Apinyankul, MD Thomas Appleton, MD, PhD Kasra Araghi, BS Rachel Arakawa, BS Andrea Arce Alberto Arceri, MD Michael Archdeacon, MD,FAAOS Michael Archibeck, MD,FAAOS Carolina Salazar Arcila Jean-Noel Argenson, MD Alexandra Arguello, MD Daniel Arias, DO Jonathan Arias, MD Ryuji Arimoto Atsushi Arino, MD Leopoldo Arioli Fumihiro Arizumi, MD Kenneth Armand Sabacinski, MD April Armstrong, MD,FAAOS Justin Arner, MD Michael Arnold, BS Payton Arnold, MD Nele Arnout, MD Prerna Arora, MS Jerry Arraut, BS Armin Arshi, MD Rodney Arthur, MS ELENA ARTIOLI, MD Nicolas Artz Jevan Arulampalam Ramon Arza, BS Madeline Arzbecker, BS Parsa Asachi Hattori Asaki Naofumi Asano, MD Yohei Asano, MD Paul Asdourian, MD, FAAOS Hojjat Asgari, MD Kimberly Ashayeri, MD Soheil Ashkani Esfahani, MD Itay Ashkenazi, MD Roman Ashmyan, DO Neil Askew, MS Nayef Aslam-Pervez Angelos Assiotis, FRCS (Ortho), MD, MSc Michael Ast, MD,FAAOS William Aston, FRCS Omar Atassi, MD Edward Athanasian, MD, FAAOS George Athwal, MD Bridget ATKINS, MBBS, MSc David Attarian, MD,FAAOS,FACS,FAORTHA Yousif Atwan, MD,MSc,FRCSC John Atwater, BS Megan Audet, MD Laurent Audige, PhD Matthew Austin, MD, FAAOS Luke Austin, MD,FAAOS Benjamin Averkamp, MD Amanda Avila, MPH Frank Avilucea, MD,FAAOS Fedan Avrumova, BS Mohamed Awad, MD,MBA Christian Awah, MD John Awowale, MD Giovanni Ayala Omri Ayalon, MD, FAAOS Olufemi Ayeni, MD David Ayers, MD,FAAOS Michael Aynardi, MD,FAAOS Ayooluwa Ayoola, MD Steven Ayotte, BS Ali Azad, MD Tej Azad, MD, MS Mohammad Azam, BS Frederick Azar, MD,FAAOS Sharon Babcock, MD, FAAOS Abigail Bacharach Daniel Bachman, MD Henrik Backer, MD Adam Bacon, BS Jacqueline Bader, MS Daniel Badin, MD Haleh Badkoobehi, MD,MPH,FAAOS Armin Badre, MD Donald Bae, MD, FAAOS Changhee Baek, MD Soroush Baghdadi, MD Kian Bagheri Nima Bagheri, MD Neelesh Bagrodia, BS Tyler Bahoravitch, BSN,RN Gisele Bailey Daniel Bailey, BS James Bailey, MD Jeannie Bailey, PhD Lane Bailey, PhD,PT Sanford Baim, MD Sandeep Bains, DC, MD Jacob Baird Michael Baird, MD Pranav Bajaj, BA Anitesh Bajaj, BS Ali Bajwa, MD J’Lynn Baker Colin Baker, BS William Baker, DO Joseph Baker, FRCS Andrew Baker, MS Kevin Baker, PhD Nikolas Baksh, MD John Bales, BA Mohammed Balhareth, MD,MBBS Mariah Balmaceno-Criss, BS Shreya Balusu, BS Patricia Balvis, MD Snir Balziano, MD Michael Banffy, MD,FAAOS Abdulai Bangura, BS Trevor Banka, MD, FAAOS André Baptista, MD Isaac Baran, BS, MBBS Morgan Baranek Colby Barber, MD Lauren Barber, MD Stephen Barchick, MD David Barei, MD, FAAOS William Barfield, PhD Francesca Barile, MD Elizabeth Barker, BS Jonathan Barlow, MD,MS,FAAOS C Barnes, MD,FAAOS Steven Barnett, MD,FAAOS Robert Barrack, MD,FAAOS Malli Barremkala Patrick Barrett, BA Thomas Barrett, MD, FAAOS Jeffrey Barry, MD, FAAOS Wael Barsoum, MD,FAAOS Claire Bartel Nicholas Bartelo, MS Kathryn Barth, MD Shane Barton, MD,MPH,FAAOS,FAORTHA Kristen Barton, MD,PhD Kimberly Bartosiak, MD Britt Barvelink, MD Omid Barzideh, MD,FAAOS Randa Bascharon, DO,FAAOS Onur Basci, MD Azhar Bashir, MD Tracey Bastrom, MA Cecile Batailler, MD,PhD Brian Batko, MD Robert Baudier, ATC, OPA Jordan Bauer Amy Bauer, BS Gracie Baum, BS Scot Bauman, DPT,PT John Baumann, BS Anthony Baumann, DPT Joshua Baumfeld, MD,FAAOS Keith Baumgarten, MD,FAAOS Judith Baumhauer, MD,MPH,FAAOS David Baxley Christopher Bayne, MD,FAAOS Tarik Bayoumi, MD Geidily Beaton Philippe Beauchamp-Chalifour, MD,MSc Paul Beaule, MD,FAAOS,FRCSC Lauren Beaupre, PhD JACOB BECERRA, BS Jennifer Beck, MD,FAAOS Edward Beck, MD,MPH Beatrice Becker, MS Yasmin Beckers Laura Beckman, CHT, OT Nicholas Beckmann, MD Colin Beckwitt, MD,PhD Kai Becraft Hany Bedair, MD, FAAOS Nicholas Bedard, MD, FAAOS Asheesh Bedi, MD,FAAOS Michael Bedrin, MD Kathleen Beebe, MD,FAAOS Brian Begley, BA Steve Behrens, MD,FAAOS Brian Beitler, BS Zoe Belardo, BA Elshaday Belay, MD Katherine Belden Jonathan Belding, MD John Belk Ashley Bell, BS Kayla Bell, BS Katrina Bell, MBCHB, MRCSED Bryce Bell, MD,FAAOS Laura Bellaire, MD Nelly Bellamy, MD Frederik Bellmann, MD Robert Belniak, MD,FAAOS Michael Beltran, MD,FAAOS Etienne Belzile, MD, FAAOS Martin Belzunce, PhD Tomer Ben-Tov, MD Kyra Benavent, BS Joshua Bender, BS Ilya Bendich, MD Alexander Benedick, MD Samuel Benevenia, BSME Joseph Benevenia, MD,FAAOS Francisco Bengoa, MD Tewfik Benkalfate, MD Nathan Benner, MD Rodney Benner, MD,FAAOS Matthew Bennett James Bennett, MD Craig Bennett, MD,FAAOS Claudia Bennett-Caso Justin Bennie, BS Danielle Benoit, PhD Teresa Benvenuti Reshid Berber, MBBS, BSc Michael Bercik, MD,FAAOS Pedro Beredjiklian, MD, FAAOS Keith Berend, MD,FAAOS David Berenfeld Jean-Marie Berger, MBA Sean Bergiers Patrick Bergin, MD, FAAOS Eleni Berhaneselase, BA Alex Beric Tucker Berk, BA, MS Marschall Berkes, MD, FAAOS Elyse Berlinberg, BS Zachary Berliner, MD Daniel Berman, MD Thomas Bernasek, MD,FAAOS David Bernholt, MD Jessica Bernstein, MD Simone Bernstein, MD David Bernstein, MD,MBA,MA Nicholas Bernthal, MD,FAAOS Daniel Berry, MD,FAAOS Morgan Bertsch, MD Sigurd Berven, MD,FAAOS Robert Bess, MD,FAAOS Matthew Best, MD Mikhail Bethell, MS Michael Beuhler, MD George Beyer, MD WILL BEZOLD, BSME Amit Bhagat Eldrin Bhanat, MD Mohit Bhandari, MD, FRCSC, PhD Srino Bharam, MD,MBA,MS,FAAOS Fenil Bhatt, BS Rohan Bhimani, MD,MBA Meghana Bhimreddy, BA Andrew Bi, MD Nicholas Biadasz, PA-C Jesse Bible, MD, MHS, FAAOS Anna Bickers, MSPH Mark Bicket, MD, PhD Ryan Bickley, MD Jennifer Bido, MD Thomas Bieganowski, BS Noel Bien Carlos, MS,BS Stephen Bigach, MD Joshua Bindon, MD Joshua Bingham, MD Roger Bingham, MD James Bircher, DO Justin Bird, MD,FAAOS Kristofer Bires, MD Mark Birnbaum, MD,FAAOS Morgan Birrell, MD Meghan Bishop, MD Allen Bishop, MD, FAAOS Julie Bishop, MD,FAAOS Julius Bishop, MD,FAAOS Olivia Blaber, BA Loren Black, MD,MBA Collin Blackburn, MD,MBA Brenna Blackburn, PhD,MPH Taylor Blackwood, DO Anna Blaeser, BS Theodore Blaine, MD,FAAOS James Blair, MD,FAAOS,FACS Kassandra Blanchard, MA John Blanco, MD, FAAOS Alan Blank, MD,MS,FAAOS Andrew Blankenship, DO Philip Blazar, MD, FAAOS Benjamin Bloch, MBBS,FRCS (Ortho) David Bloom, MD Ainsley Bloomer, MD Michael Bloomfield, MD,FAAOS Laura Blum, MD Yossef Blum, MD,FAAOS Blake Boadi, BA Prince Boadi, BS David Bodansky, MBCHB Allison Boden, MD Stephanie Boden, MD Russell Bodner, MD,FAAOS Chelsea Boe, MD Payton Boere Nathan Boes, MD Kirsten Boes, MPH Friedrich Boettner, MD Melanie Boeyer, PhD Eric Bohm, MD, MSc, FAAOS, FRCSC Deborah Bohn, MD,FAAOS Pascal Boileau, MD Michael Boin, MD Adam Boissonneault, MD Scott Bolam, MBCHB Kevin Boldt, PhD Matthew Bologna, MD Michael Bolognesi, MD,FAAOS Andrew Boltuch, DO James Bomar Simone Bonelli, MD Tracey Bonfield, PhD Julianna Bono James Bono, MD,FAAOS Marcus Bonoan, BA Janice Bonsu, MD,MPH Marco Bontempi, PhD Jared Bookman, MD Sean Boone, MD Artit Boonrod, MD Alexander Boos, BA Michael Booth, MD Zachary Booze, BS Neritan Borici Troy Bornes, MD,PhD,MPH,FRCSC Todd Borus, MD,FAAOS Emily Boschert, MD Ashton Bosler, BS Michael Bosse, MD,FAAOS Mathias Bostrom, MD,FAAOS Hugo Bothorel, MSc Jad Bou Monsef, MD Therese Bou-Akl, PhD Amir Boubekri, MD Henry Boucher, MD,FAAOS Lori Bourassa, MPH, PhD Jonathan Bourget-Murray, MD,FRCSC Kelly Boutelle, BS Gabriel Bouz, MD Patawut Bovonratwet, MD Vaughan Bowen Richard Bowen, MD, FAAOS Lucy Bowers, BS Chance Bowman Austin Bowyer, MD Brandon Boyd, BS Matthew Boylan, MD,MPH Alexander Boyle, MBCHB Maria Bozoghlian, MD Anthony Bozzo, MD Eugene Brabston, MD, FAAOS Daniel Bracey, MD,PhD Thomas Bradbury, MD,FAAOS Caitlin Bradley Callee Bradley Edwards, BA Steven Bradley Graefe, MD James Bradley, MD,FAAOS Christina Brady, MD Jacqueline Brady, MD,FAAOS Michael Brage, MD,FAAOS Jack Bragg, BS Laura Bragonzoni, PhD Zachary Braig, MD Joshua Bram, MD Rodrigo Brandariz, MD Matthew Braswell, MD Andrew Bratsman, MD Deborah Brauer, JD, MS Benedikt Braun, MD Cesar Bravo, MD,FAAOS Riley Brayton, MPH Samuel Braza, BA, BS Hogan Brecount, MD Peter Brennan, BS Amber Brennan, DPT Jane Brennan, MS G Brian Holloway, MD,FAAOS Paul Brian Soriano, MD,MBA Gregory Brick, MD Tiffany Bridges, DO Damon Briggs, BS Karen Briggs, MPH Brian Brigman, MD,PhD,FAAOS Zachary Brilliant, BS George Brindley, MD,FAAOS Ole Brink, MD,MPH,PhD Joseph Brinkman, MD Elyse Brinkmann, MD Nicholas M. Brisson Stephen Brockmeier, MD,FAAOS Dane Brodke, MD Samuel Broida, MD Tyler Brolin, MD,FAAOS Amy Bronstone, PhD Jack Brooks, BS Patrick Brooks, MD Peter Brooks, MD,FAAOS Daina Brooks, MS Robert Brophy, MD,FAAOS Jeffrey Brown Jeffrey Brown, BS Anthony Brown, MD Matthew Brown, MD Nicholas Brown, MD,FAAOS Timothy Brown, MD,FAAOS Morgan Brown, MS James Browne, MD,FAAOS Maggie Brownrigg Ava Brozovich, MPH Marcus Bruce Scott Bruder, MD,PhD David Brueggeman, MD Jennifer Bruggers, MD,FAAOS Chad Brummett Matteo Brunello, MD Christopher Brusalis, MD Parker Brush, MD Dianne Bryant, PhD Neil Buac, BS Justin Buce, BS Daniel Buchalter, MD Levi Buchan Joseph Buck, MD Aaron Buckland, MBBS,FRACS Patrick Buckley, MD Brandt Buckner, MD Joseph Buckwalter, MD,FAAOS Matthew Budge, MD,FAAOS Zoran Budimija, PhD Jacob Budin, BS Weston Buehring, BS Adauri Bueno De Camargo, MD Brian Bueno, BS Amador Bugarin, BS William Bugbee, MD,FAAOS Joshua Buksbaum, BA, BS Michael Buldo-Licciardi, BS Leonard Buller, MD Landon Bulloch, MD Garrett Bullock, PT Chong Bum Chang, MD,PhD Yong Bum Joo, MD David Bumpass, MD, FAAOS Alexandra Bunting, MD Aonnicha Burapachaisri, MD Julian Burbano Steven Burekhovich, MD Cynthia Burke, BS, BSN Zachary Burke, MD Robert Burkhart, BS Robert Burks, MD,FAAOS Robert Burnett, MD Justine Burt, BS, MBCHB Douglas Burton, MD, FAAOS Michael Busch, MD,FAAOS Brandon Bushnell, MD,MBA,FAAOS David Bustillo, BA Lauren Butler, DPT Alexander Butler, MD Bennet Butler, MD Reed Butler, MD Martin Buttaro, MD Scott Buzin, DO Mohamad Bydon, MD Luke Byerly, BA William Byrd, MS Connor Byrne, MD Susanne Bärtl Clarke Cady-Mccrea, MD Gianfilippo Caggiari, MD Paul Cagle, MD,FAAOS Sean Cahill, MD Patrick Cahill, MD,FAAOS Jacob Calcei, MD Axel Calderón, MEd Christopher Caldwell, MD Daniel Caligiuri, MD, FAAOS Cory Call, BS Tucker Callanan, BS Stuart Callary, PhD Conner Callaway, MS Claudio Calvo, MD Emilio Calvo, MD,PhD,MBA Frank Cammisa, MD,FAAOS Christopher Camp, MD Colin Campbell, DO Collier Campbell, MD David Campbell, MD Joshua Campbell, MD Michael Campbell, MD Sean Campbell, MD Kirk Campbell, MD,FAAOS João Campos, MD Nicolas Cance Alexandra Cancio-Bello Robin CANETTI Maria Canizares, MD Lisa Cannada, MD,FAAOS Peter Cannamela, MD Damien Cannon Dylan Cannon, MD Lisa Cannon-Albright Melissa Cano Matteo Cantagalli Robert Canter Colin Cantrell, MD Nicholas Cantu, MD Mary Canty, PhD Lisa Cao, MD Arnold Caplan, PhD Robert Carangelo, MD,FAAOS Camila Carballo, PhD, PT Andrew Carbone, MD Elizabeth Card, MD James Cardelia, MD,FAAOS Stefano Cardin, MD Christopher Carender, MD David Carey James Carey, MD, FAAOS Jack Carfagno, BS Alberto Carli, MD,MSc,FRCSC Anthony Carlini, MS Brian Carlsen, MD Samuel Carlson, MD Alicia Carlson, PA-C Mary Carmody, RN John Carney, MD Leah Carreon, MD Richard Carrington, MD,FRCS (Ortho) John Carrino, MD Jeremy Carroll, MD Thomas Carroll, MD Eben Carroll, MD,FAAOS Alessandro Carrozzo, MD Benedetto Carta, MD Matthew Carter, BS Thomas Carter, MD Cordelia Carter, MD,FAAOS Matthew Carty, MD Dennis Caruana, BS KEPLER CARVALHO, MD Danielle Casagrande, MD,FAAOS Camilla Cascardo Aaron Casp, MD David Casper, MD Pablo Castaneda, MD Paulo Castaneda, MD Castillo Castillo Julio Castillo Tafur, MD Renan Castillo, MD Joshua Castle, MD Manuel CASTRO Menéndez, DMD Louis Catalano, MD,FAAOS Caellagh Catley, BS Alexander Caughman, BS Daniel Cavanaugh, MD, FAAOS Parker Cavendish, MD Leonardo Cavinatto, MD Laura Certain, MD,PhD Marcelo Cerullo, MD, MPH Nicolas Cevallos, BS Thomas Cha, MD Jorge Chahla, MD,PhD Ali Chahlavi, MD Alexander Chait Tatenda Chakoma Vincent Challier, MD Brian Chalmers, MD Peter Chalmers, MD,FAAOS Aaron Chamberlain, MD,FAAOS Connie Chamberlain, PhD Lori Chambers, MD Henry Chambers, MD,FAAOS Calvin Chan Jesse Chan Kyle Chan Seung Chan Kim, MD,PhD Jimmy Chan, MD Priscilla Chan, MS Derek Chan, PT Hani Chanbour Sonia Chandi, BS, MD Calvin Chandler, BA Kelly Chandler, BS Charmilie Chandrakumar, MBBS,MRCS Benjamin Chang Audrey Chang, BA Kenny Chang, BS David Chang, MBA, MPH, PhD Paul Chang, MBBS FRCS HSIENHAO CHANG, MD Kevin Chang, MD Nicholas Chang, MD Wen-Chieh Chang, MD Richard Chang, MPH Stuart Changoor, MD Christina Chao, MSc Annelise Chaparro, MD Michael Chapek, BA Grant-Michael Chapman Talia Chapman, MD Jens Chapman, MD, FAAOS Cary Chapman, MD,FAAOS Reagan Chapman, MS Andrew Chapple, PhD Christopher Chaput, MD,FAAOS Lefko Charalambous, MBA Kristen Charles Rezk Combs, MD Shaquille Charles, MSc Michael Charters, MD,FAAOS Gregory Charville, MD, PhD DERRICK CHATAD Kiran Chatha, MD Abhinaba Chatterjee Saad Chaudhary, MD,FAAOS Yash Chaudhry, DO George Chavez, MD Kevin Chen Austin Chen, BA Jeffrey Chen, BA Mingda Chen, BA Vivian Chen, BS Aaron Chen, MD Dennis Chen, MD Michael Chen, MD Raymond Chen, MD Stephanie Chen, MD Xiao Chen, MD Yu-Pin Chen, MD Zhongming Chen, MD Andrew Chen, MD, MPH Chaoyang Chen, MD, PhD Darwin Chen, MD,FAAOS David Chen, MD,FAAOS Neal Chen, MD,FAAOS Antonia Chen, MD,MBA,FAAOS Chao-Ping Chen, MD,PhD Tony Chen, PhD Ya-Wen Chen, PhD Christina Cheng, MD, FAAOS Kyu Cheol Noh, MD, PhD Khai Cheong Wong, MBCHB Xunqi Cheow Matthew Cherches, MD Nathan Cherian, MD Irene Chern Steven Cherney, MD,FAAOS Arien Cherones, BA Anikar Chhabra, MD,MS,FAAOS Jialun Chi Hannah Chi, BA John Chi, MD, MPH Shi-lu Chia, PhD,MBBS,FRCS (Ortho) George Chiampas, DO Benjamin Chiang, BS Daisuke Chiba, MD, PhD Hisashi Chiba, PT Chang Chih-Hung, MD Benjamin Childs, MD George Chimento, MD,FAAOS Prudhvi Tej Chinimilli Karthikeyan Chinnakkannu, MD Daniel Chiou, MD Danielle Chipman, BS Alexander Chirokik, BS Emanuele Chisari, MD Anthony Chiu, BS Yu-Fen Chiu, MS Jeongeun Cho, BA Hyung-Lae Cho, MD Robert Cho, MD,FAAOS Samuel Cho, MD,FAAOS Chul-Hyun Cho, MD,PhD Erin Choi Yang-Seon Choi, DC Byungchan Choi, MD Nam-Hong Choi, MD Alexander Chong, MSAE, MSME Douglas Chonko, DO, FAAOS Jack Choueka, MD,FAAOS Devendra Chouhan, MD Ashish Chowdary, BS Alexander Christ, MD,FAAOS Thomas Christensen, BS Garrett Christensen, MD David Christian, MD Cory Christiansen, PhD Kaitlyn Christmas, BS,CCRP Dan Christoffer Zachary Christopher, MD Alice Chu, MD Heather Chubb, MS Morad Chughtai, MD Karen Chui, BS, ChB, MB, MRCS Ki Chun Kim, MD, PhD Yong-Min Chun, MD,PhD Chien Chun, RN Wang Chun-Chieh, MD Hoon Ho Chung MATTHEW CHUNG, BA Min-Shik Chung, BS Andrew Chung, DO Christine Churchill, MA Jessica Churchill, MD Ryan Churchill, MD Michael Ciccotti, MD,FAAOS Kyle Cichos, PhD David Cieremans, MS Kerri-Anne Ciesielka, MPH Ariadna Cifuentes, MD Addison Cimino, MD David Cinats, MD Carl Cirino, MD Mustafa Citak, MD Matthew Civilette, BS Ian Clapp, MD Shannon Clare, BA Michael Clark, MD Tod Clark, MD Victoria Clark, MD Christian Clark, MD, FAAOS Sean Clark, MS Jon Clarke, FRCS (Ortho), PhD Henry Clarke, MD,FAAOS Zachary Clary, MD Mark Clatworthy, MD Matthew Claxton, BS Terry Clay, MD, FAAOS Stephanie Clegg, MD Nicholas Clement, FRCS (Ortho) Ari Clements, BA Tyler Clites, PhD John Clohisy, MD,FAAOS Robyn Clothier Geoffrey Cloud, BA, MSc Landon Cluts, BS Terry Clyburn, MD,FAAOS Max Coale, MD Daniel Coban, MD Justin Cobb, MD,FRCS Nicholas Coccoluto Niall Cochrane, MD Vito Coco, MD Casey Codd, BA Gloria Coden, MD,BA Elizabeth Cody, MD, FAAOS Pablo Coello Charles Cogan, MD Jacob Cohen Jordan Cohen, MD Marcio Cohen, MD Mark Cohen, MD,FAAOS Steven Cohen, MD,FAAOS Lara Cohen, MD,MPH Anna Cohen-Rosenblum, MD,FAAOS Samuel Cohen-Tanugi, MD Joost Colaris Christopher Colasanti, MD Kristina Colbenson MADISON COLCORD, BS Matthew Cole Wendell Cole, MD Brian Cole, MD,MBA,FAAOS Brendan Coleman, MD Chad Coles, MD Zachary Coles, MS EMIT Collaborative Cory Collinge, MD Blake Collins Meza, MD Lacee Collins, BS Susan Collins, MSc Jamie Collins, PhD Matthew Colman, MD, FAAOS Ena Colo, MD Reinaldo Colon-Morillo, MD Fernando Comba Brendan Comer, MD Spencer Comfort, BS Christopher Como, MD Joshua Condon, BS, MS Nolan Condron, MD Nicole Confer, PA-C Jamie Confino, MD Michael Conklin, MD, FAAOS Caitlin Conley, PhD,ATC Gregory Connors, BS John Connors, MD Katherine Connors, MD David Constantinescu, MD Charles Conway, MD Austin Cook, BS Danielle Cook, BS James Cook, DVM,PhD Hayden Cooke, BS Sean Cooke, BS Timothy Cooke, BS Seth Coomer, BS Thomas Coon, MD,FAAOS Kasa Cooper, MD Wesley Cooperman, BA Daniel Cooperman, MD,FAAOS Jonathan Copp, MD Arturo Corces, MD,FAAOS Frank Cordasco, MD,FAAOS Sophia Corfield, PhD Domagoj Coric, MD Canon Cornelius, MD Agnes Cororaton, MS Daniel Corr, BS Ruth Corrigan, PhD Joseph Costello, BS Kerry Costi, BA Daniel Cotter, MD Eric Cotter, MD Brandon Couch, MD Cory Couch, MD Reese Courington, MD Tannor Court Paul Courtney, MD,FAAOS Josephine Coury, MD Oscar Covarrubias, BS Zachary Cox, BA Ryan Cox, MD Nicholas Cozzarelli, BS Haemish Crawford, MBCHB,FRACS Zachary Crawford, MD Dennis Crawford, MD, PhD, FAAOS Charles Crawford, MD,FAAOS David Crawford, MD,FAAOS Eileen Crawford, MD,FAAOS,FAORTHA Kevin Credille, BS, MS Allison Crepeau, MD, FAAOS Tom Crijns, MD Natale Criseo, MD Anna Cristina Samia, PhD William Crockatt, MD Joseph Crompton, MD, PhD Kevin Cronin, MD Patrick Cronin, MD Bryan Crook, MD Michael Cross, MD,FAAOS William Cross, MD,FAAOS Matthew Crowe, MD Eden Crowsey, MS William Crutcher, MD Mario Cuadra, MD Robert Cueto, BS Derek Cuff, MD,FAAOS August Culbert, BA Mark Cullen, BS Jason Cummings, BS Kevin Cuneo John Cunningham, MBBS,FAORTHA,FRACS Matthew Cunningham, MD, PhD, FAAOS Brian Cunningham, MD,FAAOS Bryan Cunningham, PhD Christian Curatolo, MD Bradford Currier, MD, FAAOS Michael Curry, BA Dru Curtis Andrew Curtis, PhD Daniel Cushman, MD Alana Cuthbert Andrew Cuthbert, BS Rory Cuthbert, BS,MBBS,MRCS Holt Cutler, MD Joseph Cutrone, BS Gregory Cvetanovich, MD,FAAOS Christopher Cychosz, MD Mathew Cyriac, MD,MBA,FAAOS Cory Czajka, MD,FAAOS Hunter Czajkowski, BS Miranda Czymek, BS Brett D Crist, MD,FAAOS Jean-Claude D'Alleyrand, MD,FAAOS Taylor D'Amore, MD Nicholas D'Antonio, BS Michele D'Apuzzo, MD,FAAOS Uros Dabetic, MD Armagan Dagal, MD Louis Dagneaux, MD,MSc Jimmy Daher, MD Victoria Dahl Elizabeth Dailey, MD, FAAOS Akshay Daji, MD Sidhant Dalal, BS Nicola Dalbeth, MD Dane Daley, MD Johnathan Dallman, BS Miquel Dalmau-Pastor, PhD Jonathan Dalton, MD Charles Daly, MD, FAAOS Philipp Damm, PhD Dhanur Damodar, MD Malik Dancy, MD Kerry Danelson, PhD Christy Daniels Alan Daniels, MD, FAAOS Timothy Daniels, MD, FAAOS, FRCSC Richard Danilkowicz, MD John Dankert, MD,PhD Jonathan Danoff, MD, FAAOS Brian Darrith, MD Morgan Darrow, MD Julien Dartus, MD, MSc Avilash Das Vinod Dasa, MD,FAAOS Suhas Dasari, MD Pooja Dave Udit Dave, BS Andrew David Gailey, MD Wyatt David, BA, MS Justin David, BS Roy Davidovitch, MD,FAAOS Anthony Davidson, BS Ty Davis, DO Brian Davis, MD William Davis, MD Joshua Davis, MD, PhD Daniel Davis, MD,FAAOS Jana Davis, MD,FAAOS Jason Davis, MD,FAAOS Hope Davis, PhD John Davison, MPH Amal Dawam Alexander Dawes, BS Ashley Dawson, BS Hannah Day Wesley Day, BS Michael Day, MD,FAAOS Charles Day, MD,MBA,FAAOS Ayushmita De Angelo De Carli, MD Francesco De Carli, MD Cesar De Cesar Netto, MD,PhD Guadalupe De La Fuente, MD Brian De Palma, MD Massimiliano De Paolis, MD Gianni De Petrillo, BS Darren de SA, MD Bradley Deafenbaugh, MD, FAAOS Ethan Dean, MD Robert Dean, MD Natalie Dean, PhD Ryan DeAngelis, MD Christopher Deans, MD Marissa Dearden, MD Matthew Deasey, MD Alexandria Debasitis Malcolm DeBaun, MD Eytan Debbi, MD,PhD Anne Debenedetti, MSc Dennis Debernardis, DO James DeBritz, MD,FAAOS Alexander Decilveo, MD Evan Deckard Katelyn Decker David Deckey, MD Jeffrey DeClaire, MD,FAAOS Nicket Dedhia, MD Justin Deen, MD,FAAOS Sorka Deeyor, BS Christopher Defrancesco, MD Steven Defroda, MD Yasmin Degani, MPH Ryan Degen, MD, MSc, FAAOS, FRCSC Niloofar Dehghan, MD,MSc,FAAOS,FRCSC Bijan Dehghani, MD,MS Carl Deirmengian, MD, FAAOS Gregory Deirmengian, MD, FAAOS Graham Dekeyser, MD Louis Dekmar Michael Del Core, MD Jonathan Deland, MD,FAAOS Ruth Delaney, MD Ronald Delanois, MD,FAAOS Gregory Della Rocca, MD,PhD,MBA,FAAOS,FACS Craig Della Valle, MD,FAAOS Connor Delman, MD Steven DeLuca, DO Alirio deMeireles, MD Constantine Demetracopoulos, MD,FAAOS Amanda Dempsey, MD,FAAOS Satoru Demura, MD Haley Demyanovich, MS Joachim Demyttenaere, MD Taylor Den Hartog, BS Patrick Denard, MD,FAAOS Adwin Denasty, MD Maggie Denbleyker, BS Christopher Deneault, PA-C April Denn, BA, BS John Denneen, MPT Jaime Denning, MD, FAAOS Douglas Dennis, MD,FAAOS Carina Denny, PhD Sebastian Densley, BS James DeOrio, MD,FAAOS Alessandro Depaoli, MD Matthew Deren, MD, FAAOS Joel Derosa, BS Kathleen Derwin, PhD Vineet Desai, BS Bhumit Desai, MD Karan Desai, MD Miraj Desai, MD Cristian Desimone Jadie DeTolla, MD Sai Devana, MD Peter Devane, MD Leland Van Deventer Thomas Devine Paul Devito, DO Cuyler Dewar, MS,BS Maria Dey Hazra, MD Rony-Orijit Dey Hazra, MD Gurpreet Dhaliwal, MD Suraj Dhanjani Pardeep Dhillon Jaydeep Dhillon, BS Gabriele Di Carlo, MD Anna Di Laura, PhD Alberto Di Martino, MD, PhD Stefano Di Paolo, MSc Keith Diamond, MD Maricela Diaz, MA Miguel Diaz, MS Aseel Dib, MD Alex DiBartola, MD Kevin Dibbern, PhD,MS Jonathan Dickens, MD,FAAOS David Diduch, MD,FAAOS Stefan Diebels Bassel Diebo, MD James Dieterich, MD Paula Dietz, MS Gregory DiFelice, MD,FAAOS Monica DiFiori, MD Benedict DiGiovanni, MD,FAAOS Christopher DiGiovanni, MD,FAAOS Marcus Dilallo, MD Eric Dilbone, MD Julian Dilley, MD Zachary Diltz, MD Robert Dima, BS Jon-Paul DiMauro, MD, FAAOS David Dines, MD,FAAOS Joshua Dines, MD,FAAOS Michael Dinizo, MD Matthew Dipane, BA Douglas Dirschl, MD,FAAOS Konstantinos Ditsios, MD Lauren Dittman, MD Nicholas Divaris, MD,FAAOS Srikanth Divi, MD Nikola Djordjevic, MD Mladen Djurasovic, MD, FAAOS Randa Dlana Elmallah, MD Michael Doany, MD Michael Doarn, MD,FAAOS Carissa Dock, BS Seth Dodds, MD,FAAOS,FAORTHA Yusuke Dodo, MD Shah-Nawaz Dodwad, MD Alex Doermann, MD Lauren Dogariu, PA Munekazu Doi Eugene Dolphin Benjamin Domb, MD,FAAOS Grayson Domingue, MD Gregory Domson, MD,FAAOS,FAORTHA James Donaldson, FRCS (Ortho), MBBS William Donaldson, MD,FAAOS Zachary Donato Derek Donegan, MD,MBA,FAAOS Oliver Dong, BA Patrick Donnelly Stefanie Donner, MD David Donohue, MD Christian Donovan Job Doornberg, MD,PhD Kelly Dopke, BS Clark Dorman, MD William Dotterweich, MD James Doub Andrew Douglas Nahr, MD Scott Douglas, MD Jon Dounchis, MD,FAAOS Yee-Cheen Doung, MD,FAAOS James Dowdell, MD Thomas Dowling, MD Thomas Dowling, MD, FAAOS Brittany Dowling, MS Stephen Doxey, DO PD Dr. Med. Habil. Klug, MD,PhD Jason Dragoo, MD,FAAOS Nicholas Drain, MD Mark Drakos, MD,FAAOS Steffen Drange Brandon Driggs Daniel Driscoll, MD Caroline Drolet, PhD Jerry Du, MD Karan Dua, MD Sandra Duarte Vogel, DVM Jamie Dubberley, MD Jeremy Dubin Michael Dubner Andrew Duckworth, PhD,MSc,MBCHB,FRCS Georg Duda, Dr Ing Maria Dudareva, BA, MBCHB Matthew Duenes, MD Robert Duerr, MD Nicholas Duethman, MD Akiro Duey, BS Evan Dugdale, MD Jessica Duggan, BS Aaron Dumont, MD Jarrod Dumpe, MD,FAAOS Jacquelyn Dunahoe, MD Robert Dunbar, MD,FAAOS Ashley Duncan, MBA, RN Stephen Duncan, MD,FAAOS Leslie Duncan, MPH Mark Dunleavy, MD Douglas Dunlop, FRCS Henry Dunn, MD John Dunn, MD Warren Dunn, MD,MPH,FAAOS Conor Dunn, MD,MS Robert Dunn, Professor Andrew Duong, BS Stephanie Duong, MS Andrew Duong, MSc Marcel Dupont, BA Thomas Duquin, MD,FAAOS Wesley Durand, BS Caleb Durst, BS Christopher Dussik, MD Anil Dutta, MD, FAAOS Grant Duvall, BS Estelle Duveau, PhD Samir Dwidmuthe Kathryn Dwight, MD Joshua Dworkin, MD, FAAOS George Dyer, MD,FAAOS Jonathan Dyke, PhD Daniel Dziadosz, MD,FAAOS Lika Dzidzishvili, MD James Dziobek, MPH Samuel Eaddy Lily Eaker, BA Brandon Earp, MD,FAAOS Mark Easley, MD, FAAOS Robert Eason, MS Robert Eastlack, MD,FAAOS Jonathan Eastman, MD,FAAOS Deborah Eastwood, FRCS Kyle Eberlin, MD Stephanie Eble, BA Tobin Eckel, MD, FAAOS Larissa Eckl Kostas Economopoulos, MD,FAAOS Travis Edmond, BS Eric Edmonds, MD,FAAOS Daniel Edon, BS, MS Thomas Edwards, BS, MBBS, MRCSED Jonathan Edwards, MBBS Turgay Efe, MD Cameron Egan, MD Alexander Egol, MD Kenneth Egol, MD,FAAOS Joseph Ehiorobo, MD Moritz Ehlke, PhD Josef Eichinger, MD,FAAOS Fritz Eilber, MD Eric Eisemon, MD Joshua Eisenberg, MD Jesse Eisler, MD, FAAOS Seper Ekhtiari, MD,FRCSC Ashraf El Naga, MD Mohamed El-Abtah Mohamed El-Farra, MS Jehan El-Jawhari, PhD T. Elaine Justice, RN Faisal Elali, BA,BS Ali Elaydi, MD Benjamin Elder, MD, PhD Hassan Eldib Olivier Elemento, PhD Ananth Eleswarapu, MD John Elfar, MD,FAAOS Kareem Elhage, BA Bassem Elhassan, MD,FAAOS Richard Eli-Huie Campbell, MD Tristan Elias, BA Patrick Elias, MD Claire Eliasberg, MD Roman Eliseev, MD, PhD Lucy Elizabeth Meyer, MD Justin Elkhechen Jacob Elkins, MD, FAAOS Matthew Ellington, MD,FAAOS Patrick Elliott Henry Ellis, MD,FAAOS Scott Ellis, MD,FAAOS Karim Elmobdy, BA Joseph Elphingstone, MD Robert Elrod, MD Ehab Eltouny, MD, MS (ORTH) Josie Elwell, PhD Jonathan Elysee Arash Emami, MD, FAAOS Roderick Emanuel Ahmed Emara, MD Ken Enda, MD Atsushi Endo, MD Makoto Endo, MD,PhD Patrick England, BA Stephen Engstrom, MD,FAAOS Bahar Entezari, BS Vahid Entezari, MD, MS, FAAOS Mary Erdman, MD Greg Erens, MD,FAAOS Orry Erez, MD,FAAOS Brandon Erickson, MD, FAAOS John Erickson, MD,FAAOS Mark Erickson, MD,FAAOS Bradley Erickson, MD,PhD Viktor Erik Krebs, MD,FAAOS Jan Erik Madsen, MD,PhD Mehmet Erkilinc Robert Erlichman, MD Justin Ernat, MD,FAAOS Lukas Ernstbrunner, MD Amalie Erwood, MD Aidin Eslam Pour, MD,MS,FAAOS Garrett Esper, BA Andrea Espina Rey, MPH Joseph Espiritu, BS Anthony Essilfie, MD Manuel Estrada Taracena, MD Jennifer Etcheson, MD SHI EUN LEE, RN Audree Evans, BA Peter Evans, MD,PhD,FAAOS,FRCSC Thomas Evely, DO Nicola Fabbri, MD Giacomo Dal Fabbro Ken Faber, MD,MEd,FRCSC Peter Fabricant, MD,MPH,FAAOS Shahriar Faghani, MD Anna Fahlgren, PhD Jordan Fakhoury, DO Kelly Falcone, MS, RN Cesare Faldini, MD Michael Faloon, MD,FAAOS Amedeo Falsetto, MD Bensen Fan, MD Julie Fanburg-Smith, MD Christopher Fang, MD Majd Faraj Khushnood Faraz Alexander Farid, BA Babatunde Fariyike, MD Kevin Farley, MD,MS Kevin Farmer, MD,FAAOS Christine Farnsworth, MS Hassan Farooq, MD Jack Farr, MD,FAAOS Jacob Farrar, MD Steven Farrell, BA Dominic Farronato, BS Lutul Farrow, MD,FAAOS Martin Faschingbauer, MD Stephen Fealy, MD,FAAOS Joseph Featherall, MD Vincent Federico, MD Catherine Fedorka, MD,FAAOS Brian Feeley, MD,FAAOS Thomas Fehring, MD,FAAOS John Feighan, MD,FAAOS Fowler Kennedy Ortho Sport Med Fel John Feldman, MD, FAAOS Rachel Feldstein Karla Felix, PhD Kevin Feltz, MD,MS J Femino, MD,FAAOS John Femino, MD,FAAOS Lin Feng, MA James Feng, MD Thomas Fenn, BS Carl Fenton, MBBS Simone Fenucci, MD Peter Ferguson, MD, FAAOS David Ferguson, MSc,MBCHB,MRCS Harrison Ferlauto, MD Carlos Fernandez Peaguda, MD Diana Fernandez Rodriguez, MD John Fernandez, MD, FAAOS Ivan Fernandez-Madrid, MD ALEXI FERNANDO ARGOTA ROBLES, MD Lucia Ferradas Garcia, MD Rogerio Ferreira, MD,BS Andrea Ferretti, MD Michael Fice, MD Andrea Fidanza Kathryn Fideler, MD,MPH Benjamin Fiedler, BA Anthony Fiegen, MD Samir Fierro, BS Peter Fiester, MD Johnathan Fife, BS Mark Figgie, MD,MBA,FAAOS Andrew Figoni, MD Jorge Figueras, BS Giuseppe Filardo, MD Matteo Filippini, MD Yale Fillingham, MD,FAAOS Andrea Finlay, PhD Anthony Finocchiaro, BS Michele Fiore, MD Reza Firoozabadi, MD,FAAOS Andrew Firth, MSc Charla Fischer, MD,FAAOS Megan Fischer-Colbrie, MD Nina Fisher, MD Wolfgang Fitz, MD Brendan Fitzpatrick, BS Daniel Fitzpatrick, MD, FAAOS Alexandra Flaherty, MS,BS Will Flanagan, BSME Christopher Flanagan, MD David Flanigan, MD,FAAOS Evan Flatow, MD,FAAOS Adam Fleischer, DPM,MPH Jorge Fleites Mark Fleming, DO,FAAOS Adolph Flemister, MD,FAAOS David Fletcher, BS Amanda Fletcher, MD Nicholas Fletcher, MD,FAAOS Lorena Floccari, MD Sergio Flores, MD Pierre-Henri Flurin, MD Jack Flynn, MD, FAAOS Marco Focaccia, MD Hart Fogel, BA Jessa Fogel, MD Jeremy Fogelson, MD Clyde Fomunung, MBA Andreas Fontalis, MD,MSc,MRCS Clary Foote, MD Marcus Ford, MD, FAAOS Jessi Fore, BA Bo Foreman, PhD, PT Enrico Forlenza, MD Eric Fornari, MD,FAAOS Alisa Forsberg Jonathan Forsberg, MD,PhD,FAAOS David Forsh, MD,FAAOS,FACS Brian Forsythe, MD, FAAOS Luc Fortier Brad Fossum, BA Devon Foster Patrick Foster, MA, FRCS Michael Foster, MD Bradley Foulke, MD Mitchell Fourman, MD John Fowler, MD,FAAOS Michael Fox, MBA, MD Austin Fragomen, MD,FAAOS Brianna Fram, MD Chris Frampton Jana Francesca Tumpalan, MD Jeffrey Frandsen, MD Nicholas Frane, DO Samantha Frank R Frank Henn, MD,FAAOS Jeremy Frank, MD, FAAOS Rachel Frank, MD,FAAOS Mark Frankle, MD,FAAOS Bas Fransen, MD,PhD Colin Franz Landon Frazier, BS Greg Frechette, MD Brett Freedman, MD,FAAOS Kevin Freedman, MD,FAAOS Christina Freiberger, MS Serena Freiman, BS Andre Freligh, BS Ryan Freshman, MD Kevin Fricka, MD,FAAOS Sarah Fried Gary Friedlaender, MD,FAAOS Richard Friedman, MD,FAAOS,FRCSC Lisa Friedman, MD,MA Jennifer Friend Darin Friess, MD,FAAOS Mohammad Ayati Friroozabadi Nicholas Frisch, MD,MBA,FAAOS David Friscia, MD,FAAOS Leonardo Frizziero, PhD Devin Froerer, BS Kristin Fruth, BS Michael Fu, MD,MS Duretti Fufa, MD,FAAOS Heather Fuhrman, MD Yukitaka Fujisawa, MD Kentaro Fujita, MD Tomohiro Fujiwara, MD Makoto Fukui, MD Kunimoto Fukunishi, MD SUGURU FUKUSHIMA, MD,PhD John Fulkerson, MD,FAAOS Samuel Fuller Ryan Furdock, MD Christopher Furey, MD, FAAOS Matthew Furey, MD, MSc, FRCSC David Furgiuele, MD Andrew Furman, MD,MBA Andrew Gabig, MD Alexandra Gabrielli, MD Vito Gaetano Rinaldi, MD Brecca Gaffney, PhD Edoardo Gaj Zsombor Gal Jonathan Gal, MD Leesa Galatz, MD,FAAOS Matthew Galetta, MD Scott Galey, MD Jesse Galina, BS Anoop Galivanche, BS Ashley Gall, MD James Gallagher, BS Madeleine Gallagher, BS Robert Gallo, MD,MHA,FAAOS Karina Galoian, PhD Joseph Galvin, DO,FAAOS Neil Gambhir, BS Greg Gamble, MSc Braden Gammon, FRCSC, MD, MSc Vahram Gamsarian, BS Pramodh Ganapathy, BS Jigar Gandhi, MD, PHARMD Theodore Ganley, MD,FAAOS Phob Ganokroj, MD Abhishek Ganta, MD, FAAOS Qi Gao, PhD Luke Garbarino, MD Donald Garbuz, MD,FAAOS,FRCSC Simon Garceau, MD Jose Garcia, BS Ivan Garcia, MD, FAAOS Edith Garcia, RN Edgar Garcia-Lopez, MD,MS John Garcia-Munoz, MPH, MS Elizabeth Gardner, MD,FAAOS Michael Gardner, MD,FAAOS Raymond Gardocki, MD,FAAOS Sumeet Garg, MD,FAAOS Michael Garner, BS Hillary Garner, MD Matthew Garner, MD,FAAOS Garret Garofolo-Gonzalez, MD Victoria Garrard Grant Garrigues, MD,FAAOS Kevin Garvin, MD,FAAOS Joshua Gary, MD,FAAOS Matthew Gasparro, BS Raymond Gaston, MD, FAAOS Jaina Gaudette, BS Michael Gaudiani, MD Ralph Gaulke, MD Elizabeth Gausden, MD Taggart Gauvain, MD,FAAOS Manuela Gaviria, MD Aaron Gazendam, MD Ejiro Gbaje, MPH Michael Geary, MD Matthew Geck, MD Samuel Gedailovich Albert Gee, MD,FAAOS Hanne Gehling, BS Thorsten Gehrke, MD Erik Geiger, MD Sven Geissler, MSc, PhD Daniel Gelb, MD,FAAOS Joseph Geller, MD Anthony Gemayel, DO Debra Van Gemert Pasquale Gencarelli, BS Julian Gendreau, MD George Gendy, MD,FAAOS Eric Geng, BA Giuseppe Geraci, MD Christian Gerhardt, MD Erik Gerlach, MD COL. (ret) Tad Gerlinger, MD,FAAOS Mark Getelman, MD,FAAOS Charles Getz, MD,FAAOS Ehsan Ghadimi, MD, MPH Hamid Ghaednia, PhD Abdullah Ghali Abdullah Ghali, MD Elie Ghanem, MD,FAAOS Ramesh Ghanta Paul Ghareeb, MD Michael Ghassibi, DO Michelle Ghert, MD, FAAOS, FRCSC Claudia Ghisa, MD Soham Ghoshal, BA Joseph Giacalone Nicholas Giampetruzzi, MS, PT Arianna Gianakos, DO Claudio Giannini, MD Vasilis Giannoudis, MBCHB Peter Giannoudis, MD,BS,MBBS,FACS,FRCS Christopher Gibbs, MD Michael Gibbs, MD Romie Gibly, MD,PhD Emmanuel Gibon, MD,PhD Jeffery Gibson, DO Joseph Gil, MD Aviram Giladi, MD, MS Ben Gilat, BS Ron Gilat, MD Shawn Gilbert, MD,FAAOS Sarah Gilday, PA Jeremy Gililland, MD,FAAOS David Gill, MBCHB,FAORTHA,FRACS Robert Gillespie, MD,FAAOS Thomas Gillin, BS Stephen Gillinov, BA William Gillon Allison Gilmore, MD, FAAOS Gregory Gilot, MD, FAAOS Mohit Gilotra, MD,MS,FAAOS Noah Gilreath, BA Gregory Gilson, DO John Ginnetti, MD,FAAOS Mauro Giordani, MD,FAAOS Brian Giordano, MD,FAAOS Federico Girardi, MD,FAAOS Alex Girden, MD Ida Gitajn, MD,FAAOS Steven Gitelis, MD,FAAOS Michael Githens, MD, FAAOS Nancy Giunta, PA-C Daniel Givner, BS David Glaser, MD,FAAOS Natalie Glass, PhD Steven Glassman, MD,FAAOS Kaycee Glattke, PhD Jena Glavy, MD Brendan Gleason Yehoshua Gleicher, MD, MSc Jeffrey Gleimer, DO Rachel Glenn, MD Steven Glickel, MD,FAAOS Michael Glotzbecker, MD,FAAOS Caroline Gmelich, BA Bruno Gobbato, MD Reuben Gobezie, MD,FAAOS Abraham Goch, MD Brianna Godinez, MS Cody Goedderz, BS Akshay Goel, MD Rahul Goel, MD Patrick Goetti, MD Thomas Goetz, MD Graham Goh, MD Eric Gokcen, MD,FAAOS Peter Gold, MD Andrew Goldberg, MD,MBBS,FRCS (Ortho) Neal Goldenberg, MD Samuel Goldman, BS Jeffrey Goldstein, MD Rachel Goldstein, MD,MPH,FAAOS Petar Golijanin, MD,MBA Gregory Golladay, MD,FAAOS Daniel Goltz, MD Ivan Golub, MD Carolina Gomez Miguel Gómez Contreras, MEd Barbara Gomez, MD Jaime Gomez, MD Osmanny Gomez, MD Andreas Gomoll, MD,FAAOS Jung Gon Kim, MD Rishi Gonuguntla Luigi Gonzales, BS Alejandro Gonzalez Della Valle, MD,FAAOS Christian Gonzalez, BS Marcos Gonzalez, MD Pavel Gonzalez, MD Tyler Gonzalez, MD Mark Gonzalez, MD,PhD,FAAOS Guillem Gonzalez-Lomas, MD, FAAOS Logan Good, BS Christopher Good, MD,FAAOS Benjamin Gooden, FRACS Stuart Goodman, MD,PhD,FAAOS Lawrence Goodnough, MD Alyssa Goodwin, BS Paul Goodwyn, MD Robert Gorab, MD,FAAOS John Gorczyca, MD,FAAOS Garrett Gordon, DPT,PT Adam Gordon, MD Dan Gordon, MD Matthew Gordon, MD,FAAOS Elana Gordy, BS Alex Gornitzky, MD Prakash Gorroochurn, Phd Christopher Got, MD Michael Gottschalk, MD,FAAOS Heath Gould, MD Krista Goulding, MD,MPH,FRCSC Lampros Gousopoulos, MD Michael Gouzoulis, BS Geertje Govaert, MD, PhD Anirudh Gowd, MD Sushmith Gowda, MBBS Mary Grace Kelley, BA, MS Trevor Grace, MD John Grady-Benson, MD,FAAOS Elizabeth Graesser, MD Alexander Graf, MD Kenneth Graf, MD, FAAOS Emily Graham Jack Graham, MD Cat Graham, MSc Nadav Graif, MD Yves Gramlich, MD,PhD George Grammatopoulos, DPHIL (OXON),FRCS (Ortho) John Grant, MD,PhD,FAAOS,FRCSC Alberto Grassi, MD Jonathan Grauer, MD,FAAOS Bethany Graulich, BS Stephen Graves, MD Brian Grawe, MD,FAAOS Chancellor Gray, MD,FAAOS Kristine Gray, PHARMD Michael Greaser, MD, FAAOS Valentina Greco Harry Greditzer, MD,MSc Clare Green, BS John Green, MD Jordan Green, MD Daniel Green, MD,FAAOS Elliot Greenberg, DPT,PhD Marc Greenberg, MD Matthew Greenblatt, MD, PhD Alexander Greene Joshua Greenspoon, MD Martin Gregersen, MSc, PT James Gregory, MD,FAAOS Danielle Greig, MD Justin Greiner, MD Justin Greisberg, MD,FAAOS,FAORTHA Matthew Gremillion, BS Ruby Grewal, MD Gagan Grewal, MD,MS Preston Grieco, MD Jarod Griffin, BS Sean Griffin, BS Thomas Griffin, MBA Anthony Griffin, MSc Kyle Griffith Christopher Griggs, MD, MPH Julia Grigorian, BA Leigh Grill, RN Jean GRIMBERG, MD Christopher Grimsrud, MD,FAAOS Phillip Grisdela, MD Helyn Grissom, MD Branum Griswold, MD Daniel Grits, BS Lauren Grobaty, BA Erica Grochowski, MPH Benjamin Groisser, BA Tom De Groot Olivier Groot, MD Andrew Grose, MD,FAAOS Benjamin Gross, BS Preston Gross, BS Christopher Gross, MD,FAAOS Ruth Grossmann, PhD, RN Matthew Grosso, MD ANCHOR Study Group International Spine Study Group Simone Gruber, BA Florian Grubhofer, MD Eric Gruenberger, MD Jovana Grupkovic, MD Alex Gu, MD Anthony Guanciale, MD,FAAOS Alexander Guareschi, BS Christopher Guerra, BS, DO Enrico Guerra, MD Ryan Guilbault, MD George Guild, MD,FAAOS Tales Guimaraes, MD Luis Guinand, MD,MS Simmi Gulati Matthew Gulbrandsen, MD Trevor Gulbrandsen, MD Lawrence Gulotta, MD,FAAOS Jeffrey Gum, MD,FAAOS Manit Gundavda Kenneth Gundle, MD,FAAOS Jonathan Guntin, MD Raymond Guo, BA Rajul Gupta Sanchita Gupta Rajan Gupta, BA Radhika Gupta, BA, BS Arjun Gupta, BS Jayesh Gupta, BS Shivali Gupta, DO Amit Gupta, MD Andrew Gupta, MD Munish Gupta, MD,FAAOS Ranjan Gupta, MD,FAAOS Sumit Gupta, MD,MPH,FAAOS Ron Gurel, MD Safa Gursoy, MD,PhD Charles Gusho, MD Andrew Guss Daniel Guss, MD,MBA,FAAOS Andre Guthrie, BS Andres Gutierrez Gonzalez, MS Edith Gutierrez, MEd Michael Gutman, BA Caroline Gutowski, BS Daniel Guy, MD,FAAOS Gregory Guyton, MD,FAAOS Sharon Guzman Javier Guzman Tejero, MD F Gwathmey, MD,FAAOS Baek Gyurim, BS Jager Haan, BA Derek Haas, MBA Douglas Haase, MD Lucas Haase, MD Lawrence Haber, MD,FAAOS Lisa Hackett, Sonographer Darren Hackley Jacques Hacquebord, MD,FAAOS Isabella Haddad Fares Haddad, FRCS Steven Haddad, MD,FAAOS Amy Haddock Seyed Hadi Salehi, PhD Armon Hadian, MD Bana Hadid, MSc David Haeni, MD Amer Haffar, BS Mia Hagen, MD,FAAOS Jack Haglin, MD,MS Raymond Hah, MD,FAAOS Georges Haidamous, MD Hani Haider, PhD George Haidukewych, MD,FAAOS Holly Haight, MD,FAAOS Colin Haines, MD Nikkole Haines, MD Brett Haislup, MD Mansur Halai, MD,FRCS (Ortho) Matthew Halanski, MD, FAAOS Andreas Halder, MD,PhD Amgad Haleem, MD,PhD,MSc Anya Hall, BS Deborah Hall, BS James Hall, MD Jeremy Hall, MD, FRCS (ORTHO), MEd Patrick Hall, PhD Justin Haller, MD,FAAOS Brian Hallstrom, MD,FAAOS Matthew Halsey, MD, FAAOS Ryan Halvorson, MD Christopher Hamad, MD Masanari Hamasaki, MD Daniel Hameed, BA Daniel Hameed, MD Nady Hamid, MD,FAAOS D. Kojo Hamilton William Hamilton, MD,FAAOS Jon Hammarstedt, MD Warren Hammert, MD Kendall Hammonds, MPH Emily Hampp, PhD Jessica Hampton, BS Du Han Kim, PhD Ming Han Lincoln Liow, MD,FRCS (Ortho) Joo Han Oh, MD Heesoo Han, MD Jian Han, PhD Mitsuru Hanada, MD,PhD Hiroto Hanai, MD, PhD Makoto Handa Erik Haneberg Jessica Hanley, MD, FAAOS Charles Hannon, MD,MBA Oliver Hansen, BA Charles Hansen, MD Erik Hansen, MD,FAAOS Jared Hanson, BA Kevin Hao, BS Toshihiko Hara, MD Ryozo Harada, MD,PhD Waleed Hardan, MD Christina Hardesty, MD,FAAOS John Hardman, MBCHB Punnavit Harimtepathip, MD William Harkin, MD Ethan Harlow, MD Joshua Harmer, MD Luke Harmer, MD,MPH,FAAOS,FRCSC Tara Harmon Jennifer Harpe-Bates Katharine Harper, MD Dylan Harries Justin Harrington, DO Colin Harrington, MD Payton Harris, DO Andrew Harris, MD Mitchell Harris, MD Wallace Harris, MD Mitchel Harris, MD,FAAOS Ian Harris, PhD,MSc,MBBS,FRACS Laurie Harrison Noah Harrison, MD,MSc Paul-Anthony Hart, BA Alister Hart, FRCS Christopher Hart, MD Robert Hart, MD, FAAOS Jacob Hartline, MD Timothy Hartman Curtis Hartman, MD,FAAOS Matthew Hartwell, MD Lee Haruno, MD Edward Harvey, MD,MSc,FRCSC Paul Harwood, FRCS (Ortho), MSc Sania Hasan Sayyida Hasan, BS Raashad Hasan, MBBS Syed Hasan, MD,FAAOS Khalid Hasan, MD,MPH Masahiro Hasegawa, MD Akihiko Hasegawa, MD,PhD Jason Haselhuhn, DO Eiko Hashimoto Jonathan Haskel, MD Hamid Hassanzadeh, MD Jeffrey Hassebrock, MD Kimberly Hasselfeld, MS Masaru Hatano, MD Fumiya Hattori, MD Armodios Hatzidakis, MD,FAAOS Tyler Hauer, MD Priscilla Haug, PA Eric Haunschild, BS Edward Haupt, MD Robert Havey Breydan Hawkins Wright, MD Bryan Hawkins, MD,FAAOS Christopher Hawryluk Brittany Haws, MD Stephen Hawser Katsuhiro Hayashi, MD Brett Hayden, MD James Hayden, MD,FAAOS Daniel Hayes, BS Hunter Hayes, DO Claire Hays, MD Edward Hayter, MBBS Cindy Headlee Kathleen Healey, BA John Healey, MD,FAAOS,FACS Austin Heare, MD,FAAOS David Heath Madison Heath, BS David Heath, MD Cameron Hebditch Jonah Hebert-Davies, MD,FAAOS Christian Hecht, BS Ruth Heckler, BSME, MSc Nathanael Heckmann, MD John Heffernan, MD John Hegarty, ACNP-BC, ATC, BA, BOC, BOCO, BOCP, BS, B Yash Hegde, BS Vishal Hegde, MD Mark Heidenreich, MD Jamie Heimroth, MD Lea Heinemann Thomas Helbig, MD Brett Heldt, BS Susanne Helene Boden, MD David Helfet, MD,FAAOS James Helm, MD Joshua Helmkamp, BA Abdo Helou, MD Stephen Hemmerly, BS Anna Hemminger, BS Johann Henckel, MD Edward Hendershot, MD Catherine Hendren Stephanie Hendren, MS Marilyn Heng, MD,MPH,FAAOS,FRCSC Ariel Henig Mary Hennekes, MD Heath Henninger, PhD Jacob Henrichsen, MD Stephen Henry Bayer, MD Jensen Henry, MD Leah Henry, MD Melissa Henson, MS Rebecca Henson, PA Matthew Hepinstall, MD,FAAOS Steven Herath, MD Christopher Herbosa, BS Zachary Herman, MD Yvette Hernandez Luz Hernández Martínez, MEd,BS Jairo Hernandez, BS Victor Hernandez, MD,MSc,FAAOS Adolfo Hernandez, MS Roberto Hernandez-Irizarry, MD,FAAOS Christian Herren, PhD Jose Herrera Soto, MD,FAAOS Michael Herrera, BS Jennifer Herrick, MS Matthew Herring, MD Mary Hershey, BS, MBA Guillaume Herzberg, MD John Herzenberg, MD,FAAOS Isabel Herzog Bernhard Hesse Scott Hetzel, MS Mario Hevesi, MD,PhD Jessica Heyer, MD Nasser Heyrani, MD Thomas Heyse, PhD Benton Heyworth, MD,FAAOS Thomas Hickernell, MD Jaterria Hicks Kate Hickson, BS Sofia Hidalgo Perea, BS Krystin Hidden, MD Laurie Hiemstra, MD, FAAOS Thomas Higgins, MD,FAAOS Laurence Higgins, MD,MBA,FAAOS Takashi Higuchi Carlos Higuera Rueda, MD,FAAOS Toshifumi Hikichi, MD Kurt Hildebrand Karys Hildebrand, BS Kevin Hildebrand, MD Ari Hilibrand, BA Alan Hilibrand, MD, MBA, FAAOS Brandon Hill, MSc Howard Hillstrom, PhD Thomas Hilton, MD Matthew Hilton, PhD Betina Hinckel, MD Nathaniel Hinckley, DO Bren Hines, PA-C Adrian Hinman, MD, FAAOS Florian Hinterwimmer, MSc Kristin Hinton, MD Yu Hiraoka, MD Toshiaki Hirose Adam Hirschfeld, MD Christina Hiscox, MD, FAAOS Tina Histing, MD Jun ho (david) Chung, MD Elver Ho, BA Sebastian Ho, MBBS, MRCS Jason Ho, MD Henry Ho, MSc Henry Hoang, BA Victor Hoang, DO Edward Hobgood, MD,FAAOS Caroline Hoch, BS Bettina Hochreiter, MD Richard Hocking, MD Alexander Hodakowski, BA Scott Hodges, DO, FAAOS Christopher Hodgkins, MD,FAAOS Thomas Hodo, MD Sanne Hoeksema Daniel Hoernschemeyer, MD,FAAOS Jeffrey Hoffman, MS Reinhard Hoffmann, MD Albert Hofman, MD, PhD Kurt Hofmann, MD,FAAOS Yannick Hoftiezer, MD Danielle Hogarth, BS Timothy Hoggard, MD Matthew Hogue, MD Grant Hogue, MD,FAAOS Jeong Hoi Koo, MD Samuel Holbert, DO,BS Fernando Holc, MD Martha Holden Carl Holder Christopher Holland, MD Justin Hollenbeck Brian Hollenbeck, MD Katharine Hollnagel, MD McKenzie Hollon, MD Jeffrey Holmes, MD Amanda Holmes, MPH,MS Kenneth Holton, MD Kurt Holuba, BA Soichiro Honda, MD Keegan Hones, MS Zachery Hong, BA Ian Hong, BS Evan Honig, BA Jeong Hoon Kim, BS Byung Hoon Lee, MPH Gary Hooper, MD Jonathan Hopkins, PhD William Hopkinson, MD,FAAOS Graeme Hopper, MD,MSc,MBCHB,FRCS (Ortho),MRCS Marilee Horan, MPH John Horberg, MD Sydney Horenstein Anria Horn, MD Andrea Horne, CCRP Brandon Horne, MD,FAAOS John Horneff, MD,FAAOS Kevin Horner Nolan Horner, MD Evan Horowitz, MD Kevin Horowitz, MD, FAAOS Patrick Horrigan, MD Patrick Horst, MD, FAAOS Isabel Horton, BS Daniel Horwitz, MD,FAAOS Manabu Hoshi Tyler Hoskins Wayne Hoskins, PhD,FRACS Pooya Hosseinzadeh, MD, FAAOS Richard Hostin, MD, FAAOS Harry Hothi, MSc,PhD Kensuke Hotta Yoshifumi Hotta, MD Matthew Houdek, MD,FAAOS Patrick Hourigan, PT Victor Housset John Houten, MD, FACS Patrick Howard Lisa Howard, FRCSC,MSc Roland Howard, MD James Howard, MD, MSc, FAAOS, FRCSC Anthony Howard, PhD Tet Howe, MD Kevin Howe, MD, FAAOS Claire Howell Cole Howell, DPT,BS,PT Jonathan Howell, MD Stephen Howell, MD,FAAOS Cole Howie Colin Howie, ChB, MB, FRCS, FRCS (Ortho) Benjamin Hoyt, MD Bryan Hozack, MD Michael Hresko, MD,FAAOS Mark Hsiao, MD,FAAOS Hsiang-Chieh Hsieh, MD David Hsiou, BS Peter Hsiue, MD Ken Hsu, MD Nigel Hsu, MD, FAAOS Wellington Hsu, MD, FAAOS Jason Hsu, MD,FAAOS Joseph Hsu, MD,FAAOS Shu-Wei Huang Brady Huang, MD David Huang, MD,PhD Yanjie Huang, MSc Hailey Huddleston, MD James Huddleston, MD,FAAOS Nathan Huebschmann, BA Helen Huetteman, MD Haley Huff, BS William Huffman, BS Katie Hughes, MBBS,MRCS Jonathan Hughes, MD Alexander Hughes, MD, FAAOS Richard Hughes, PhD Clayton Hui, BS Alexander Hui, MD Maury Hull, PhD Tyler Humphrey, BA Steven Humphreys, MD, FAAOS Jong Hun Baek, MD,PhD Tae Hun Kwon, MD Shen-Wu Hung, MD Collin Hunter, BS Sarah Hunter, MD Grace Huntington Daniel Huntley, MBCHB Eoghan Hurley, PhD,MCH(ORTH)(UK),MBCHB Daniel Hurwit, MD Elisabeth Husebye, MD, PhD Martin Husen, MD Mohammed Hussain, MD Joshua Hustedt, MD Fernando Huyke, BS Cheol Hwan Kim, MD Seong Hwan Kim, MD Darryl Hwang, BS, MS, PhD Richard Hwang, MD Ki Hwang, MD,FAAOS Raymond Hwang, MD,MBA,MS,FAAOS Jung-Taek Hwang, MD,PhD Katherine Hwang, MS Simon Hwang, MS Zane Hyde, MD SO HYEON JEON, RN Robert Hymes, MD Kelly Hynes, MD, FAAOS Yoon Hyo Choi, MD Alexander Hysong, MD June Hyuk Kim, MD SUNG HYUN CHO, MD Sung Hyun Lee, MD,PhD Jintak Hyun, MD Jin Hyung Kim, MD Nicolas Von Der Höh Marco Ialuna, MD Joseph Iannotti, MD,PhD,FAAOS Kristen Ibanez, BS Izuchukwu Ibe, MD Kenneth Ierardi, DO Victoria Ierulli, MS Kentaro Igarashi, MD,PhD Cassim Igram, MD,FAAOS Rivka Ihejirika-Lomedico, MD Ugonna Ihekweazu, MD,FAAOS Stephanie Ihnow, MD Frank Ijpma, MD, PhD Jun Ikeda, MD, PhD Chibuokem Ikwuazom Ryan Ilgenfritz, MD,MS,FAAOS Marko Ilic Emmanuel Illical, MD,FAAOS,FRCSC Damian Illing, MD,MPH,MS Asif Ilyas, MD,FAAOS Takashi Imagama Bailey Imbo, BA Peter Imrey, PhD Katsunori INAGAKI Kenta Inagaki, MD Stephen Incavo, MD,FAAOS Deniz Ince, BA Anthony Infante, DO, FAAOS John Ingari, MD,FAAOS Jacqueline Inglis Moritz Innmann, MD Daisuke Inoue, MD Masayuki Inoue, MD INSITE Investigators METRC TAOS Investigators Richard Iorio, MD,FAAOS Lisa Ipp, MD Joseph Ippolito, MD Pouya Irani, MD Mary Ireland, MD,FAAOS James Irrgang, PhD Chase Irwin, BS, MS Shohei Ise, MD Tariq Issa, BA Yasuo Itami, MD,PhD Hiroshi Ito, MD Eiji Itoi, MD Jose Iturregui, MD Lionel Ivashkiv, MD Norimasa Iwasaki Koji Iwasaki, MD, PhD Sravisht Iyer, MD Ruurd Jaarsma, FRACS, MD, PhD Abhimanyu Jabbal, MSc,MBCHB Jacob Jackowski, MD Garrett Jackson, BS James Jackson, MD,MBA,FAAOS Kevin Jacob, BS Paul Jacob, DO,MPT,FAAOS Roshan Jacob, MD,BS Joshua Jacobs, MD,FAAOS Cale Jacobs, PhD Heena Jaffri, MPH Amirhossein Jahandar, MS Sameer Jain, FRCS (Ortho), MBCHB, MRCS, MSc Kavita Jain, MD Amit Jain, MD, MBA, FAAOS, FACS Viral Jain, MD,MS,MBBS,FAAOS Shreya Jain, MS,BA Christopher Jamero, ATC, MA Marshall James Fairres, MD Peter James, FRCS Evan James, MD Nicole James, MD Chrystina James, MD,MPH Zenab Jamil, BA Matthew Jamison, MD Adam Jamnik Kyleen Jan, MD Jeffrey Jancuska, MD Sarah Jane Paine, PhD Hyeon Jang Jeong, MD Artur Janik Rachel Janke Santiago Jaramillo, MD Achraf Jardaly, BS Steven Jarrett Khananut Jaruwanneechai, MD Raymond Jarvis, BS Stein Jasper Janssen, MD James Jastifer, MD, FAAOS Julio Jauregui, MD Yashar Javidan, MD, FAAOS Francisco Javier Monsalve, MMED Andrew Jawa, MD,FAAOS Prakash Jayakumar, MD,PhD Rahul Jayaram, BS Ehsan Jazini, MD, FAAOS, FACS Laith Jazrawi, MD,FAAOS Noel Jeansonne, BS Caroline Jee, PhD Paul Jenkins, FRCS (Ortho), MBCHB, MD Richard Jenkinson, MD John Jennings, BS Jason Jennings, MD,FAAOS Toby Jennison, MSc,MBCHB,FRCS (Ortho) In-Ho Jeon, MD, PhD Hyunseok Jeong, MD Hwa-Jae Jeong, MD,PhD Kyle Jeray, MD,FAAOS Yongqiang Jerry Chen, FRCS (Ortho),MBBS,MMED David Jevsevar, MD,MBA,FAAOS Luckshmana Jeyaseelan, FRCS (Ortho),MBBS Lori Jia, BS Eric Jiang, MD Rade Jibawi Rivera, BS Bharadwaj Jilakara Toufic Jildeh, MD Christian Jimenez Andrew Jimenez, MD Jose Jimenez-Almonte, MD Yuxuan Jin William Jiranek, MD,FAAOS,FACS Han Jo Kim, MD, FAAOS Young Jo Kim, MD,PhD,FAAOS Chan-Hee Jo, PhD Charles Jobin, MD,FAAOS Mitchell John, MD Tracy Johns, MSN,RN Parker Johnsen, MD Brian Johnson Eric Johnson Quinn Johnson, BA Sam Johnson, BS Roseann Johnson, BS,CCRP Keir Johnson, BSME Michael Johnson, FAORTHA, FRACS, MBBS Lindsey Johnson, MBA Jeremiah Johnson, MD Anne Johnson, MD,FAAOS Darren Johnson, MD,FAAOS Jeffrey Johnson, MD,FAAOS Michael Johnson, MD,FAAOS Anthony Johnson, MD,FAAOS,FACS William Johnson, MS Andrea Johnson, MSN,NP Tyler Johnston, MD Peter Johnston, MD,FAAOS Josef Jolissaint, MD Courtney Jones Ian Jones Sarah Jones Conor Jones, MD Corey Jones, MD Alvin Jones, MD,FAAOS Christopher Jones, MD,FAAOS Deryk Jones, MD,FAAOS Grant Jones, MD,FAAOS Kristofer Jones, MD,FAAOS Marci Jones, MD,FAAOS Patrick Jones, MD,FAAOS Jenna Jones, MEd Drew Jones, PhD Elena Jones, PhD Christopher Jones, PhD,MBBS,FAORTHA,FRACS Min Su Joo Peter Joo, MD,MPH Peter Joo, MPH Eric Jordan, BS Yusef Jordan, MD Lauren Joseph F. Joseph Simeone, MD Gabriel Joseph, BA Noah Joseph, MD Manjari Joshi Rachel Joujon-Roche, BS Nicolas Jozefowski, BS Andrew Judge, PhD Seong Jun Jang, BA Bong-Jae Jun, PhD Alex Jung, BS Jason Jung, MD Norma Jung, MD Young-Bok Jung, MD Kevin Jurgensmeier, MD Michael Jurynec R. Justin Mistovich, MD,MBA,FAAOS Paul Jutte, MD, PhD Tamon Kabata, MD Francesca Kablean-Howard Yazan Kadkoy, MS Christopher Kaeding, MD,FAAOS Ryland Kagan, MD, FAAOS James Kah Joseph Kahan, MD,MPH Sheila Kahwaty, PA-C Lon Kai Pang, BS Mitchell Kai-Sem Ng, MD TAKUMA KAIBARA Austin Kaidi, MD,MSc Zeev Kain, MD, MBA Michael Kain, MD,FAAOS Joshua Kaiser, BS Yoshitomo Kajino, MD Jaquelyn Kakalecik, MD Shigeki Kakunaga, MD,PhD Tyler Kalbac, MD Anusha Kalbasi, MD Jacob Kalkman, BS Venkata Kalyan Byrapogu, MS Pramod Kamalapathy, BA Eli Kamara, MD,FAAOS Atul Kamath, MD,FAAOS Anthony Kamel Tomoyuki Kamenaga, MD,PhD Robert Kamil, BS Bamidele KAMMEN, MD Alexander Kammien, BS Herman Kan Ajay Kanakamedala, MD Nikolaos Kanakaris, MD, PhD Tomoyuki Kanayama, MD Gillian Kane, BS Garvan Kane, MD Takehiro Kaneoka, DC Ayumi Kaneuji, MD,PhD Hyun-Guy Kang, MD Hyunwoo Kang, MD James Kang, MD,FAAOS Kevin Kang, MD,FAAOS Supakit Kanitnate, MD Roma Kankaria Adam Kantor, MD,MBA Jean Kany, MD Milan Kapadia Daniel Kaplan, MD Jesse Kaplan, MD Nathan Kaplan, MD, FAAOS Lee Kaplan, MD,FAAOS Shrey Kapoor, BA Love Kapoor, MD Mark Karadsheh, MD, FAAOS Matthew Karam, MD,FAAOS Brian Karamian, MD Vasili Karas, MD VASILI KARAS, MD,MS Lauren Karbach, MD Daniel Karczewski, MD Aditya Karhade, MD,MBA Monil Karia Amir Karimi, BS Alexa Karkenny, MD Elan Karlin, BS Jonathan Karnes, MD Jaret Karnuta, MD,MS Steven Karnyski, MD Katrin Karpinski, MD Katina Kartalias, MD,MS Madhav Karunakar, MD,FAAOS Ayub Karwandyar, MD Anthony Karzon, MD Samara Kass Al-Amin Kassam, FRCS (Ortho), MBBS Lucas Kasson, BS Akhil Katakam, MBA,BA Julia Katarincic, MD,FAAOS Naoyuki Katayama, MD Stephen Kates, MD,FAAOS Ashleigh Kathiresan, MEd Satoshi Kato, MD Ana Katsafanas, BS Gus Katsigiorgis, DO Triantafyllos Katsimentzas Lee Katz, MD Kenton Kaufman, PhD Harleen Kaur, BA Neil Kaushal, MD, FAAOS Steven Kautz, MD,FAAOS Samir Kaveeshwar, MD Matthew Kavolus, MD Norio Kawahara, MD Masafumi Kawai Akira Kawai, MD, PhD Takeshi Kawakami Takehiro Kawakami, MD Jun Kawakami, PhD Teruya Kawamoto, MD,PhD Hirotaka Kawano, MD,PhD Keikichi Kawasaki, MD, PhD Hiroyuki Kawashima, MD, PhD Babar Kayani, MBBS BSc Kosmas Kayes, MD, FAAOS Shahin Kayum, MD Erdan Kayupov, MD Erick Kazarian Jillian Kazley, MD Kareem Kebaish, MD Khaled Kebaish, MD,FAAOS Taft Keele, BS Kristen Keeley, MD K. Keely Boyle, MD Jay Keener, MD,FAAOS John Keggi, MD,FAAOS Patrick Kellam, MD James Kellam, MD,FAAOS,FRCSC David Keller, DO Benjamin Kelley, MD Neil Kelly Michael Kelly, MBBS, MD, FRCS (Ortho) Paula Kelly, MCH(ORTH)(UK) Mackenzie Kelly, MD Derek Kelly, MD,FAAOS Alysia Kemp, MD, FAAOS Joanne Kemp, PhD, PT Laurence Kempton, MD,FAAOS Joseph Kendal, MD,MSc,FRCSC Jamil Kendall, MD John Kennedy, MD William Kent, MD William Kent, MD, FAAOS Keith Kenter, MD,FAAOS Swapnil Keny, MS Christopher Kepler, MD Yehuda Kerbel, MD Jona Kerluku, BS Matthew Kerr, BS, MD David Kerr, MD Benjamin Kerzner Adam Kessler, BA Jeffrey Kessler, MD,FAAOS Constantinos Ketonis, MD,PhD,FAAOS John Ketz, MD, FAAOS Joshua Kevin Helmkamp, MD Brandon Key Mauricio Kfuri, MD,PhD Nathan Khabyeh-Hasbani Armen Khachatryan, MD, FAAOS Lafi Khalil, MD Jad Khalil, MD,FAAOS Irfan Khan, ATC Zeeshan Khan, BA Adam Khan, MD Jannat Khan, MD Shah Khan, MD Safdar Khan, MD, FAAOS Moin Khan, MD, MSc, FAAOS, FRCSC Babak Khandehroo, MD Vickas Khanna, FRCSC, MD Harpal Khanuja, MD,FAAOS Neil Khatter, MBA,BS Sameer Khawaja, BS Rushmin Khazanchi, BA Michael Khazzam, MD,FAAOS Michael Kheir, MD Tyler Khilnani, BS Kendrick Khoo, MD Kevin Khoo, MD Bardia Khosravi, MD, MPH Ruchika Khot, MS Laila Khoury, BS Amal Khoury, MD Hong Ki Jin, MD Sara Kiani, BA Teruki Kidani, ACNP-BC, ATC, BA, BOC, BOCO, BOCP, BS, B Arne Kienzle, MD TAKUMI KIHARA, MD Richard Kijowski Kazuhiko Kikugawa, MD, PhD Kelly Kilcoyne, MD Beau Kildow, MD Todd Kile, MD Cameron Killen, MD David Kim Hyojune Kim Sang-Jae Kim Sun Ki Kim Billy Kim, BA Christine Kim, BA Andrew Kim, BS Katy Kim, MBCHB Arin Kim, MD Beom-Soo Kim, MD David Kim, MD Hee-June Kim, MD Jaeyoung Kim, MD Jihoon Kim, MD Joung Kim, MD Jun Kim, MD Jung-Youn Kim, MD Sanghyo Kim, MD Yang-Soo Kim, MD David Kim, MD, FAAOS Nathan Kim, MD,BA Hyunmin Kim, MD,FAAOS Jaehon Kim, MD,FAAOS Tae Kim, MD,FAAOS Yong Kim, MD,FAAOS WOO KIM, PhD Ron Kimmel, DPHIL (OXON) Mitsuhiro Kimura, MD Tadashi Kimura, MD,PhD Kamryn King, BS Paul King, MD, FAAOS David King, MD,FAAOS Graham King, MD,FAAOS Joseph King, MD,FAAOS Jacqueline King, MSN,RN Matthew Kingery, MD Matthew Kinnard, MD Gregory Kirchner, MD,MPH Tessa Kirkpatrick, BS Jacob Kirsch, MD Noah Kirschner, MD Haroon Kisana, MS Kazuya Kishima Eric Kiskaddon, MD Yohei Kiso, MD Michael Kissenberth, MD,FAAOS Munehisa Kito, PhD Kazuha Kizaki, MD Antonio Klasan, MD,PhD,MBA Brian Klatt, MD,FAAOS Laura Kleeblad, MD Erin Klein, DPM, MS Gregg Klein, MD,FAAOS Justin Kleiner, MD Matthew Kleiner, MD Conor Kleweno, MD,FAAOS Christopher Klifto, MD, FAAOS Alison Klika, MS Eric Klineberg, MD,FAAOS Craig Klinger, BA Michael Kloby, MS Margaret Knack, MS,RN Derrick Knapik, MD Brock Knapp, MD Dennis Knapp, MD, FAAOS Greg Knell Tyler Knighton, MS Klint Knutson, DO Sanghun Ko, MD Motoya Kobayashi, MD Hiroshi Kobayashi, MD, PhD Tetsuya Kobayashi, MD,PhD Andriy Kobryn, BA Odette Koch Mininder Kocher, MD,MPH,FAAOS Pranav Kodali, BA Jan Koenig, MD Kyoung-Hwan Koh, MD Eugene Koh, MD, PhD, FAAOS Jason Koh, MD,MBA,FAAOS Eitan Kohan, MD Oluwadamilola Kolade, MD Logan Kolakowski, MD Matthew Kolevar, MD David Kolin, MSc,BA Julie Kolis, BS Robert Kollmorgen, DO,FAAOS Patricia Kolowich, MD,FAAOS David Komatsu, PhD Richard Komistek, PhD Subhajit Konar Sanjit Konda, MD,FAAOS Eiji Kondo, MD Dimitriy Kondrashov, MD,FAAOS Ryan Kong, BS Shana Kong, BS Christopher Kong, MD, FAAOS Beau Konigsberg, MD,FAAOS Maxwell Konnaris, BS Jaclyn Konopka, MD Elliot Konrade, MD Panagiotis Konstantinou, MD Andreas Kontaxis, PhD Seungbum Koo, PhD Nathan Kopydlowski, MD,MSc Katherine Koritz, BA Michael Korn, MD Zachary Koroneos, BS Siran Koroukian, PhD Paul Korytkowski, BS Masahiro Kosaka, MD, PhD Jessica Koshinski, BS Riikka Koso, MD Lazaros Kostretzis, MD Taylor Kot, MPH,MS Anchith Kota Keith Kotecki, DO Ezan Kothari, BS Travis Kotzur, BS Nathaniel Koutlas, MD Petros Koutsogiannis, DO Luke Kowal Hidenori Koyano, PhD Matthew Kraeutler, MD Dennis Kramer, MD, FAAOS Benjamin Krasnyanskiy, BA, BS Molly Kraus, MD Virginia Kraus, MD,PhD Peter Krause, MD,FAAOS Hans Kreder, MD, MPH, FAAOS, FRCSC Philip Kregor, MD, FAAOS James Krieg, MD,FAAOS Hari Krishnakumar Vibhu Krishnan Viswanathan, MS John Kriz Peter Kriz, MD Oscar Krol, BA Chad Krueger, MD,FAAOS Aaron Krych, MD,FAAOS Jonathan Krystal, MD, FAAOS Kihyeok Ku, MD Erik Kubiak, MD, FAAOS Jeremy Kubik, MD,FRCSC Kazutoshi Kubo, MD, PhD Makoto Kubota, MD Shreyas Kudrimoti, BA Henry Kuechly David Kugelman, MD Gabrielle Kuhn, BS John Kuhn, MD,FAAOS Saanchi Kukadia Ronit Kulkarni, BS Scott Kulm Tsukasa Kumai, MD,PhD Prashanth Kumar, BA Manickam Kumaravel, FRCS, MD Alexander Kunde Jennifer Kunes, BA Toshiyuki Kunisada, MD Samuel Kunkel, MD, MS Bryce Kunkle, BS Andrew Kuntz, MD,FAAOS Kyle Kunze, MD Andy Kuo Ken Kuo, MD, FAAOS Yi-Jie Kuo, MD,PhD Mark Kurapatti, BS Steven Kurapaty, MD Andrew Kurmis, PhD,MBBS,FAORTHA,FRACS Daisuke Kurokawa, MD,PhD Yuki Kurokawa, MS,PT Steven Kurtz, PhD Indranil Kushare, MD Junichi Kushioka, MD,PhD David Kusin, MD Nicholas Kusnezov, MD TOMOYUKI KUSUKAWA, MD Nicolas Kuttner, BS Vladislav Kutuzov, MSc,MBCHB,MRCS Michael Kutzler, MD,MS Emile-Victor Kuyl, BS Sam Kuzmishin Daniel Kwak, BA Stephanie Kwan, DO Shawn Kwatra, MD Christopher Kweon, MD,FAAOS Moody Kwok, MD,FAAOS Hyuk-Kwon Kwon Brian Kwon, MD, FAAOS Young Kwon, MD, PhD, FAAOS Aaron Kyle Hoyt, MD,BS Won Kyu Jang, MD Hee-Soo Kyung, MD Matteo La Verde, MD Charlotte Laane, MD Joshua Labott, MD William Lack, MD,FAAOS Michael LaCour, PhD D. Lacoursiere Alexandre Ladermann, MD Renaud Lafage, MS Virginie Lafage, PhD Laurent Lafosse, MD George Laggis, BS Cara Lai, MD Minna Laitinen, MD, PhD Claudette Lajam, MD,FAAOS Nikita Lakomkin Nikita Lakomkin, MD Akshay Lakra, MBBS, MD Simon Lalehzarian, MHA,MS Matthieu LALEVEE, MD Ajay Lall, MD,MS,FAAOS Woo Lam Jo, MD Ryan Lam, BS, MS Aaron Lam, MD Patrick Lam, MD,PhD Abhinav Lamba, BS Bradley Lambert, PhD Paul Lamberti, MD,FAAOS Mark Lambrechts, MD Rae Lan, BS Yu-Tung Lan, MD, MPH Karalynn Lancaster, BS Alex Lancaster, MD Thea Lance, BA Andrew Landau, MD Matthew Landrum, MD David Landy, MD,PhD PATRICK LANE, BA Joshua Langford, MD,FAAOS Christopher Langhammer, MD Brock Lanier, MD Todd Lanman, MD, FACS Tomi Lanre-Amos Amanda Lans, MD,MS Jonathan Lans, MD,PhD Drew Lansdown, MD,FAAOS Brent Lanting, MD Nicholas Lanzetta, BS Hans Lapica, MD Leighton Lapierre, BSME, MSc Peter Lapner, MD Mariana Laporta, MD Robert LaPrade, MD,PhD,FAAOS Gabriel Larose, MD Emily Larson, BS Jordan Larson, BS Christopher Larson, MD,FAAOS Dirk Larson, MS Tally Lassiter, MD,FAAOS Gregory Latta, BS Kevin Latz, MD,FAAOS Vincent Lau, DO Brian Lau, MD Logan Laubach, MS,BS Richard Laughlin, MD,FAAOS Christian Lausmann, MD Jessica Lavery, MS Alessia Lavin, MD Guy Lavoie, FRCSC Tessa Lavorgna, BS Ericka Lawler, MD, FAAOS Mark Lawlor, MD Kyle Lawrence, BS Brandon Lawrence, MD,FAAOS Jeffrey Lawrence, MD,FAAOS Charles Lawrie, MD,FAAOS Michelle Lawson, MD Jonathan Lawson, MS Rachel Lawver, ATC, MS Alexander Lazarides, MD Kevin Lazenby, BS Igor Lazic, MD Michael Le, BS Hai Le, MD Kiet Le, PA-C Steven Leary, MD Emily Leary, PhD Daniel Leas, MD Lauren Leavitt, MA Christian Leber Darren Lebl, MD Darren Lebl, MD,MBA,FAAOS Jordan Lebovic, MD,MBA George Lebus, MD,FAAOS Lance LeClere, MD,FAAOS Evan Lederman, MD,FAAOS Cameron Ledford, MD,FAAOS Changhee Lee Gyu-Ho Lee Kyoung Geun Lee Matthew Lee Hadley, MD Jonathan Lee, BA Michael Lee, BA Yonghoon Lee, BA Linus Lee, BS Min-Jae Lee, MBBS,FAORTHA,FRACS Merrill Lee, MBBS,MRCS George Lee, MBCHB,MRCS Chia-Che Lee, MD Christopher Lee, MD Donghoon Lee, MD Dustin Lee, MD Han-Jun Lee, MD In-Gyu Lee, MD Jong Lee, MD Kang-San Lee, MD Kyung-Jae Lee, MD Myung Lee, MD Sanguk Lee, MD JAEHOON LEE, MD, PhD Gwo-Chin Lee, MD,FAAOS Joon Lee, MD,FAAOS Mark Lee, MD,FAAOS Olivia Lee, MD,FAAOS Rushyuan Lee, MD,FAAOS Nakyoung Lee, MD,PhD Francis Lee, MD,PhD,FAAOS Haena-Young Lee, MS Thay Lee, PhD Christopher Lehman, MD,FAAOS Ross Leighton, MD, FAAOS Abigail Leinroth Christopher Leland, BS Adam Lencer, BS Lawrence Lenke, MD, FAAOS Nherera Leo, PhD Brandon Leon, BS Claudia Leonardi Natalie Leong, MD,FAAOS Daniel Lerman, MD,FAAOS Lauren Leslie, DO Bryson Lesniak, MD,FAAOS Samantha Lessard, BA Philipp Leucht, MD,FAAOS Clarissa Levasseur, MS Jean-Christophe Leveque, MD Sandra Levermore, PA Jay Levin, MD Adam Levin, MD,FAAOS Jamie Levine, MD Harlan Levine, MD,FAAOS William Levine, MD,FAAOS Brett Levine, MD,MS,FAAOS Kenneth Levy Bruce Levy, MD,FAAOS Jonathan Levy, MD,FAAOS David Lewallen, MD,FAAOS Peter Lewis, FRACS,MBBS Daniel Lewis, MD Scott Lewis, MD Steven Lewis, MD Valerae Lewis, MD,FAAOS Rebecca Li Tim Li, BA, BS Alan Li, BS Stanley Li, BS Troy Li, BS Neill Li, MD Samuel Li, MD G. Li, MD, FAAOS Xudong Li, MD, PhD Don Li, MD,PhD Yong Li, MD,PhD Hsin-Fang Li, PhD Kaifeng Liang, MSc Zean Liao, BS Wei-Jen Liao, MD Benita Liao, MD, MPH Zhibin Liao, PhD Sally Liarno Christa Librizzi, MD Nicholas Licciardello, PA Paul Lichstein, MD, FAAOS Asher Lichtig, MD,BA Alexander Liddle, FRCS, MBBS, PhD James Lieber, MD Elizabeth Lieberman, MD Jay Lieberman, MD,FAAOS Henry Liedl, BA Allan Liew, MD,FRCSC Daniel Liggio, BS Adriana Liimakka Beng Teck Jason Lim Seung-Jae Lim, MD Zachary Lim, MD Joon-Ryul Lim, MD,PhD Chien Lim, MSc Yoong Lim, PhD Tzu-Chieh Lin Shu Lin, BS Charles Lin, MD Lawrence Lin, MD Ye Lin, MD Feng-Huei Lin, MD, PhD Albert Lin, MD,FAAOS Alex Lindahl, BS, MD Christopher Lindsay, MD Sarah Lindsay, MD Sierra Lindsey, MD,MSc Dieter Lindskog, MD,FAAOS Breton Line, BS Meredith Link, ATC, DPT Alexander Linton, BS Francois Lintz, MD,MS Shaina Lipa, MD Joseph Lipman, MS Jason Lipof, MD Frank Liporace, MD,FAAOS Daniel Lippe, BS Colin Lipps Milton Little, MD,FAAOS,FAORTHA Connor Littlefield, BA Ivan Liu, BA Sean Liu, BA Andy Liu, BS Charles Liu, BS Kevin Liu, BS Christina Liu, MD David Liu, MD Xuan Liu, MD Joseph Liu, MD,FAAOS Raymond Liu, MD,FAAOS Hwa-Chang Liu, MD,PhD Tzu-Shang Liu, MD,PhD,FAAOS Fang Liu, PhD Yen-Liang Liu, PhD Alfredo Liverani Michael Livesey, MD Kristin Livingston, MD,FAAOS Trevor Lloyd, BS Ngai-Nung Lo, MD Yungtai Lo, PhD Charles Lobrano, MD Conor Locke, MS Lindsey Locke, NP Christopher Lodge, MBBS Bryan Loeffler, MD,FAAOS Christopher Loftis, MD Eric Logigian, MD Kartik Logishetty, BS, MBBS, MRCSED, MSc Giandomenico Logroscino, MD Stephanie Logterman, MD Jia Yi Loh Ryan Lohre, MD Athena Lolis, MD Adolph Lombardi, MD,FAAOS Charles Long, MD William Long, MD, FAAOS Jason Longaray Baron Lonner, MD,FAAOS Jess Lonner, MD,FAAOS Luke Lopas, MD Meisser López Córdoba, DRPH,PhD,MEd Bernardo Lopez Samayoa, MD,MPH Amber Lopez, BS Ryan Lopez, BS Jonathan Lopez, BS, MS Gregory Lopez, MD Miguel López, MD Irene López-Torres, MD, PhD Nicholas Lopreiato, MD, FAAOS Elizabeth Lord, MD Nathan Lorentz, MD Ariana Lott, MD Tim Lotze Philip Louie, MD Stacy Loushin Hamish Love, FRACS, MBCHB John Lovejoy, MD,FAAOS Amy Loveland Luke Lovro, MD Dylan Lowe, MD Walter Lowe, MD,FAAOS Natalie Lowenstein, BS Nathaniel Loyd, BS Amy Lu, BS Ze(Steve) Lu, DPT, PhD Chunyen Lu, MD Laura Lu, MD Yining Lu, MD Bart Lubberts, MD, PhD Justin Lucas, MD, MS, FAAOS Carlos Lucero, MD Brendan Lucey, MD, MSc Daniel Luckett, PhD Leanne Ludwick, BS Steven Ludwig, MD,FAAOS Michea Luera, PhD Joshua Luginbuhl, MD Darren Lui, FRCS (Ortho),MRCS,MSc Giovanni Luigi Di Gennaro, MD Trevor Lujan, PhD Giada Lullini Zachary Lum, DO,FAAOS Matthew Lunati, MD Alexander Lundy, MD Tianyi Luo, MD,PhD Sebastien Lustig, MD William Lutes, DO,FAAOS Monica Lutgendorf, MD Tyler Luthringer, MD David Lutton, MD,FAAOS Rex Lutz, DO Alexandra Lutz, MD Dylan Luxenburg John Lyden, MD,FAAOS Stephen Lyman, PhD Jeffrey Lynch, DO Thomas Lynch, MD,FAAOS Andrew Lynch, PhD,PT Sue Lynn Myhre, PhD Thomas Lyon, MD,FAAOS Keith Lyons, MD Matt Lyons, MD Steven Lyons, MD,FAAOS Jennifer M Brey, MD, FAAOS S M Javad Mortazavi, MD Tahsin M. Rahman, MD ChunBong Ma, MD,FAAOS Travis Maak, MD, FAAOS Tad Mabry, MD,FAAOS William Macaulay, MD,FAAOS Luca Macchiarola, MD Joy MacDermid, PhD Shelley Macdonald Deborah Macdonald, BA James MacDonald, MD, FAAOS Peter MacDonald, MD,FAAOS,FRCSC Steven MacDonald, MD,FAAOS,FRCSC Tanya MacDonell, MD Michael Maceroli, MD, FAAOS Lisa Macfadden, PhD Keith Macgregor, BS Brendan MacKay, MD, FAAOS Ellen MacKenzie, PhD Alexandra Mackie, BA THOMAS MACKINNON, MBBS,MRCS Kelly Macklin Rogers, MD David Macknet, MD Ian Maclean, MD Kim Madden, PhD Michael Mader, MS Cecelia Madison Tatsuo Mae Alessandro Maggiori Connor Maginnis, BS Steven Magister, MD Constance Maglaras, PhD Justin Magnuson, MD Robert Magnussen, MD,FAAOS Erik Magnusson, MD Matthew Magruder, MD Arjuna Maharaj, BS, MSc Kuhan Mahendraraj, BA Patrick Maher, MD Rohit Maheshwari, FRCS, FRCS (Ortho) Aditya Maheshwari, MD,FAAOS Bhargavi Maheshwer, MD Bilal Mahmood, MD,FAAOS Molly Mahoney, NP David Mai, MD,MPH Stephen Maier, MD Eric Makhni, MD,MBA,FAAOS Justin Makovicka, MD George Makris Michael Malahias, MD Andres Maldonado, MD David Maldonado, MD Tazio Maleitzke, MD Gregory Maletis, MD,FAAOS Alyssa Maley, PA-C Johnny Malicoat, BS Aden Malik, MD Azeem Malik, MD Sohaib Malik, MD MOMIN Malik, PhD,MS,MSc Lynsey Malin, MS,BA,BS Matan Malka Arthur Malkani, MD,FAAOS Vineel Mallavarapu Janyne Mallender, DO Katherine Mallett, MD Jacob Malmquist, MS Jason Malone, DO, FAAOS William Maloney, MD,FAAOS Connor Maly, MD Alisa Malyavko, MS,BS Enzo Mameri, MD Enzo Mameri, MD,MSc Takeo Mammoto, MD Zeinab Mamouei, PhD Hiroaki Manabe, MD,PhD Robert Manasherob, BA, MSc, PhD Kshitij Manchanda, MD Nikhil Mandava, BA Jenna Mandel, BS Nicolas Mandel, BS Bert Mandelbaum, MD,FAAOS Andrew Manktelow, MD Sandeep Mannava, MD,PhD,FAAOS Laurens Manning, MBCHB Brian Mannino, MD,FAAOS Jorge Manrique, MD Kirsten Mansfield, MPH Theodore Manson, MD,FAAOS Alfred Mansour, MD,FAAOS Nacime Mansur, MD,PhD Kristen Manto, PhD Givenchy Manzano, MD Marco Manzetti, MD Hilal Maradit-Kremers, MD,MSc Len Marais Maurilio Marcacci, MD Andrew Marcantonio, DO, FAAOS Lucas Marchand, MD Robert Marchand, MD,FAAOS Gregorio Marchiori Randall Marcus, MD,FAAOS Markos Mardourian Natalie Marenghi, MD Agustin Maria Garcia-Mansilla, MD Giulio Maria Marcheggiani Muccioli, MD,PhD Nicole Marie Sgromolo, MD Ian Marigi Erick Marigi, MD David Markel, MD,FAAOS James Markos, MD Barbara Marks, BA Meir Marmor, MD Caillin Marquardt, MD Felisha Marques, CCRP, MPH William Marquez, MD Alejandro Marquez-Lara, MD,PhD Majd Marrache, MD Kayla Marritt D'Arcy Marsh, MD Jonathan Marsh, MD J Marsh, MD,FAAOS Tom Martell, MS Damien Martin Jalen Martin Upender Martin Singh, MD Kevin Martin, DO,FAAOS David Martin, MD John Martin, MD Brook Martin, PhD Brandon Martinazzi Ashley Martindale, MSc Vincent Martinel, MD Daniela Martinelli, MD Daniel Martinez Diego Martinez Castaneda, BS Natalia Martinez Catalan, MD Armando Martinez, BS Christian Martinez, BS Tiago Martinho, MD Keishi Maruo, MD Scott Marwin, MD Jeremy Marx, MD Robert Marx, MD,FAAOS Clayton Maschhoff, BS J Mason, MD,FAAOS Raisa Masood, MS Karim Masrouha, MD Dustin Massel, MD Patrick Massey, MD,FAAOS Edward Masson, MD, FAAOS Julia Mastracci, MD Pierluigi Mastri Saad Masud, BS Bogdan Matache, MD,FRCSC Julia Matalon Hosam Matar, MD,MSc,FRCS (Ortho) Travis Matheney, MD,FAAOS Richard Mather, MD,MBA,FAAOS Joshua Mathew, BS Kevin Mathew, MD Vasundhara Mathur, MBBS Diego Matias Dominguez Prado, MD,PhD Frederick Matsen, MD, FAAOS Hidenori Matsubara, MD Yuta Matsuki, DC Akihiko Matsumine, MD,PhD Hiroko Matsumoto, PhD,MA Masatake Matsuoka, PhD Masashi Matsuta Yukihiro Matsuyama, MD,PhD April-Rose Matt, PT David Mattingly, MD,FAAOS Paul Matuszewski, MD,FAAOS Elizabeth Matzkin, MD,FAAOS Jonas Matzon, MD,FAAOS Cyril Mauffrey, MD,FAAOS,MRCS Libby Mauter, MS, PT Benjamin Maxson, DO Michael Maxwell, MD Catherine May, BS Miles Mayberry, BS Erik Mayer, MD Stephanie Mayer, MD Joel Mayerson, MD,FAAOS David Mayman, MD,FAAOS Armaan Mazra, MS Donald Mazur, MD,FAAOS Daniele Mazza, MD Antonio Mazzotti, MD Paul McAfee, MD,FAAOS Matthew McArthur Daniel McBride Joseph McCahon, DO Richard McCalden, MD, FAAOS Clare McCarthy, MD, FAAOS Eric McCarty, MD,FAAOS Meghan Mccaskey, MD Julie McCauley Mitchell McClain, BS Philip McClure, MD,FAAOS Leland Mccluskey, MD Thomas McCormack, BS Brian McCormick, MD Johnathon McCormick, MD Robert McCulloch, MBCHB Patrick McCulloch, MD,FAAOS John McCullough Ryland McDermott, BS Christopher McDonald, MD Judy McDonough Matthew McElvany, MD,MS Kimberly McFarland, BS Michelle McGarry, MS William McGarvey, MD,FAAOS Rebecca McGaver, ATC Tyler McGee, BS Anna McGee, BS, MS Aleksandra McGrath, MD, PhD Jessica McGraw, MD Kevin McGuire, MD,MS,FAAOS Gerald McGwin, MS, PhD James McIntyre, MD Scott McKay, MD, FAAOS Desirae McKee, MD Michael McKee, MD,FAAOS,FRCSC Natasha McKibben, BS Todd McKinley, MD Haley McKissack, MD Richard McKnight, MD Rita McKnight, RN Alexander McLaren, MD,FAAOS John McLaughlin, DO William McLaughlin, MD Toni McLaurin, MD,FAAOS Alexander McLawhorn, MD,MBA,FAAOS Laura McLean, BA Maddison McLellan, BA Stephen McMahon, FAORTHA Sean McMillan, DO,FAAOS Martin McNally, MD,MBCHB,FRCS,FRCS (Ortho) Ryan McNassor, BS Edward McPherson, MD,FAAOS Sheila McRae, PhD Patrick Meade, BA Joshua Meade, BS Matthew Meade, DO Kenneth Means, MD, FAAOS Simon Mears, MD,FAAOS Samuel Mease, MD Luigi Meccariello, MD Bradley Meccia, PhD Charles Mechas, MD Michael Medvecky, MD,FAAOS John Meehan, MD,FAAOS Zachary Meeker, BS Daniel Meeker, MD Morteza Meftah, MD Mark Megerian, BS Ozair Meghani, BA Yusuf Mehkri Charles Mehlman, DO,MPH,FAAOS Nima Mehran, MD,FAAOS Devan Mehta, MD Neal Mehta, MD Saharsh Mehta, MD Samir Mehta, MD,FAAOS Siddhant Mehta, MD,PhD Hsou Mei Hu, MBA, PhD Xin Mei, MD Huron Meirelles, MD Robert Meislin, MD,FAAOS Nils Meissner, MD Oscar Mejía, MD Alfonso Mejia, MD,MPH,FAAOS Stephen Melancon, ATC,PA-C Craig Melbourne, MD Jason Meldau, MD Russell Meldrum, MD,FAAOS Dimitra Melissaridou, MD Stephen Mellon, PhD Christopher Melnic, MD, FAAOS Danielle Melton, MD Ariana Meltzer-Bruhn, BA Stavros Memtsoudis, MD, PhD Chinyelu Menakaya, MB, BS, MRCS RCSEng Shaun Mendenhall Dhruv Mendiratta, BS Sucely Mendoza, MEd R Meneghini, MD,FAAOS Mariano Menendez, MD Emmanuel Menga, MD,FAAOS Maximilian Menger, MD Sunita Mengers Luke Menken, DO Shwetha Menon, BS Grazia Menozzi Heather Menzer, MD, FAAOS Sean Meredith, MD, FAAOS Luz Mérida, MEd Christian Merle, MD Lazaro Mesa, MD Addisu Mesfin, MD,FAAOS Joshua Messing, BS Chelsea Messinger, BA Sarah Metcalf, MBCHB Rory Metcalf, MD,BS Joseph Meter, DO Allan Metz, BS Andrew Meyer Anna Meyer, MD W. Michael Bullock, MD, PhD Scott Michael Lavalva, MD Benjamin Michael Lurie, MD Mark Michael, DO Giorgos Michalopoulos, MD Joseph Michalski, MD,MPH,MS,BS SARACCO MICHELA John Mickley, MD Robert Middleton Mark Mighell, MD,FAAOS William Mihalko, MD,PhD,FAAOS Alexander Mihas, BS Teruhisa Mihata, MD,PhD Anthony Mikula, MD Nathalie Milbrandt Todd Milbrandt, MD,FAAOS Mark Mildren, MD Jonathan Miles, MBBS,FRCS (Ortho) Daniel Miles, MD Matthew Milewski, MD,FAAOS Chaim Miller Chaim Miller, BA Joseph Miller, BA Aspen Miller, BS Justin Miller, DO Alex Miller, MD Andy Miller, MD Timothy Miller, MD Anna Miller, MD,FAAOS,FACS Benjamin Miller, MD,MS,FAAOS Andrew Miller, MS Mark Miller, PhD Peter Millett, MD,MSc,FAAOS Eric Milliron, MD Emily Mills, MD Zachary Mills, MD Heather Milton DONG MIN LEE, MD Kyoung Min Lee, MD Byung-Woo Min, MD Yusuke Minami Anthony Miniaci, MD,FRCSC Nicholas Minissale, DO Chelsea Minoughan, MD Gregory Minutillo, MD,MPH Jamshaid Mir, MD Hassan Mir, MD,MBA,FAAOS,FACS Vikranth Mirle, BS Karina Mirochnik Asher Mirvish Jaydev Mistry, MD Brendon Mitchell, MD Thomas Mitchell, MD Scott Mitchell, MD, FAAOS Phillip Mitchell, MD,FAAOS Hari Mitra, MD Ashish Mittal, MD Kazutomo Miura, MD Shinji Miwa, MD Satoshi Miyamura, MD, PhD Firoz Miyanji, MD Takuji Miyazaki, PhD Rami Mizher, BS Yushin Mizuno, PT Emi Mizushima, MD Kozaburo Mizutani, MD Young Mo Kim, MD, PhD Kevin Mo, MHA Bradley Moatz, MD,FAAOS Trey Moberly, MD Kyle Mobley, MD Jacob Modest, MD Andrea Modesti, MD Patrick Moen, MD Philippe Moewis Eric Moghadamian, MD, FAAOS Hasan Mohammad, PhD,MSc,MBCHB Abu Mohammed Titu, MBBS, MPH Sarthak Mohanty, BS Alireza Moharrami, MD Samantha Mohler, MD,MS Alice Moisan Edward Mojica, MD Jung Mok, MD Jasmin Molina De León, BS Robert Molinari, MD,FAAOS Janine Molino, MS, PhD Robert Molloy, MD Mitchell Mologne, BS Timothy Mologne, MD Marius Molund, MD Samuel Molyneux, FRCS (Ortho), MSc Amit Momaya, MD,FAAOS David Momtaz, BS, MPH Edoardo Monaco, MD Rubén Monárrez, MD Arie Monas, BA Dan Monessa, MD Andrew Monk, FRCS, PhD Carlos Monroig-Rivera Fergal Monsell, PhD,MSc,MBCHB,FRCS (Ortho) Michael Mont, MD,FAAOS Martim Monterio Mark Montgomery, BS Josefina Montoya, MD Michael Monument, MD,MSc,FAAOS Sophia Moody, BA Derek Moody, MD Patrick Moody, MD Andrew Moon, MD Tyler Moon, MD Maya Moore, BA David Moore, BA,MBCHB Kelly Moore, BS Michael Moore, BS David Moore, MD Jeffrey Moore, MD Thomas Moore, MD, FAAOS Don Moore, MD,FAAOS Drew Moore, MD,FAAOS Laura Moore, MD,PhD Stephanie Moore-Lotridge, PhD Scott Moorman, MSc Jesus Morales Jay Moran, BS Steven Moran, MD Matthew Moran, MSc, FRCS (Ortho) Lorenzo Morante, MD John Morellato, MBBS Allison Morgan, MD Edward Morgan, MD, FAAOS Takeshi Morii, MD, PhD Masatoshi Morimoto, MD, PhD Naoki Morimoto, MD, PhD Sei Morinaga, MMED Philipp Moroder, MD Mark Morrey, MD,FAAOS Cade Morris Jared Morris Matt Morris, BA Jesse Morris, MD Matthew Morris, MD Tyler Morris, MD Carol Morris, MD,MS,FAAOS Kerry Morrison, MD Ian Morrissey, PhD Kyle Morse, MD Saam Morshed, MD,FAAOS Alexander Mortensen, MD Errol Mortimer, MD,FAAOS Leon Moscona-Mishy, MD Michael Moses, MD Zachary Mosher, MD Andrea Mosler, PhD, PT Hamid Mostafavi, MD,FAAOS Geraldo Motta, MD,MSc Nicole Mottole, BS Calin Moucha, MD,FAAOS Varatharaj Mounasamy, MD,FAAOS Kamran Movassaghi, MD Michael Moverman, MD Jonathan Movsik, BS Scott Mubarak, MD,FAAOS John Mueller, MD Maya Muenzer, BA Stephanie Muh, MD,FAAOS Mary Mulcahey, MD,FAAOS Scott Mullen, MD,FAAOS Kyle Mullen, MPH Leilani Mullis Brian Mullis, MD,FAAOS,FACS,FAORTHA Kishore Mulpuri, MS,MBBS Jeffrey Mulvihill, MD Steven Munassi, DO,MS Gregory Mundis, MD,FAAOS Ehab Munier Nazzal, MD Mohammed Munim Jacob Munro, MD Maria Munsch, MD Atsuro Murai, MD Hideki Murakami, MD Takayuki Muraki, PhD Sudarsan Murali, MBA Yoichi Murata, MD,PhD Muturi Muriuki, PhD William Murphy, BA Andrew Murphy, BS Michael Murphy, MD Stephen Murphy, MD Candace Murphy, MS David Murray, FRCS (Ortho) Clinton Murray, MD Jerome Murray, MD Trevor Murray, MD, FAAOS Peter Murray, MD,FAAOS George Murrell, MD Anand Murthi, MD,FAAOS Nikhil Murthy, MD,MBA,MS Volker Musahl, MD,FAAOS Stefano Muscatelli, MD Farah Musharbash, MD David Musson, PhD Nishanth Muthusamy, BA Thomas Mutter, MD, MSc Thomas Myers, MD,FAAOS Mark Myerson, MD,FAAOS Luke Myhre, MD Kim Myungseo Sung-Cheon Na, MD James Nace, DO,PT,FAAOS Vidushan Nadarajah, MD Elizabeth Nadeau, MD Puviindran Nadesan Hideaki Nagamoto, MD,PhD Satoshi Nagatani, MD Sarah Nagel, BS YOHEI NAITO Farideh Najafi, MD Jawad Najdawi, MD Mika Nakada, MD Koichi Nakagawa, MD, PhD Ryuichi Nakahara DAIKI NAKAJIMA, MD Atsuo Nakamae, MD, PhD Norimasa Nakamura, MD Toshiyasu Nakamura, MD Yuta Nakamura, MD Tomoki Nakamura, MD,PhD Junsuke Nakase, MD Haley Nakata, MD Eiji Nakata, PhD Andrew Nakla, BS Theresa Nalty, PhD, PT Hyun-Cheul NAM Diane Nam, MD, FAAOS Denis Nam, MD,MSc,FAAOS Surena Namdari, MD,MSc,FAAOS Tina Nandi, MD Sumon Nandi, MD,MBA,FAAOS,FACS Shuichi Naniwa, MD Joshua Napora, MD,FAAOS Sameer Naranje, MD,MS,MBBS Jason Nascone, MD, FAAOS Alysa Nash, MD Nour Nassour, MD Ahmad Nassr, MD,FAAOS Yoshihisa Nasu, MD,PhD Karim Nathani, MBBS Roman Natoli, MD, PhD, FAAOS Douglas Naudie, MD, FAAOS, FRCSC Ronald Navarro, MD,FAAOS Danyal Nawabi, MD, FRCS (Orth) Amanda Naylor, MA Mark Nazal, MD,MPH Qais Naziri, MD, MBA, FAAOS Kevin Neal, MD,MBA,FAAOS Alexander Nedopil, MD John Neilson, MD,FAAOS Wyatt Nelson Sandra Nelson, MD Charles Nelson, MD,FAAOS Venu Nemani, MD,PhD,FAAOS James Nemunaitis, DO,MHA Masashi Neo James Nepola, MD,FAAOS Jeffrey Nepple, MD,FAAOS Dana Nettles, PhD Michael Neufeld, MD,MSc,FRCSC Brian Neuman, MD,FAAOS David Neuman, MD,FAAOS Alexander Neuwirth, MD, FAAOS Nicholas Newcomb, MD Jared Newman, MD Will Newton, BS Peter Newton, MD,FAAOS Lionel Neyton, MD Stuart Nezlek, MS Reza Ng, MD Floriane Ngako Kameni, BA Daniel Ngo, BA Marielle Ngoue Cynthia Nguyen, MD, FAAOS Vuong Nguyen, MD,FAAOS Joseph Nguyen, MPH Viet-Dung Nguyen, MSc Herve Ngwe, MD Fong Nham, MD Shane Nho, MD,FAAOS Patrick Nian, BA Gregg Nicandri, MD,FAAOS Jillian Niceley Gregory Nicholson, MD,FAAOS Thema Nicholson, MSc James Nie, BS Micah Nieboer, MD Ena Nielsen, MD Evan Nigh, MD Gaku Niitsuma, MD, PhD Hooman Nikizad, MD Kian Niknam, MS Darren Nin, PhD Srdjan Ninkovic, MD,PhD Samantha Nino, MD Keiichiro Nishida, MD Yoshihiro Nishida, MD, PhD Hiroki Nishikawa, MD,PhD Toru Nishiwaki Emily Niu, MD Ruijia Niu, MPH Abdoulie Njai Matthew Noble, DO Allina Nocon, PhD,MPH Scott Nodzo, MD,FAAOS Curtis Noel, MD,FAAOS A. Noelle Larson, MD,FAAOS Karen Noh, BS John Nolan, MD,MS Daniel Nolan, PhD Michael Nolte, MD Maria Noonan Andrea Nordio Jorden Norin, BS Sean Nork, MD, FAAOS Zoe Norris, MD Decorian North Wayne North, MD, FAAOS Geoffroy Nourissat, FACS Markku Nousiainen, MD, FAAOS David Novikov, MD Julian Nowak, BS, MSc Lauren Nowak, PhD,MSc Jared Nowell, MD Lauren Nun, BS James Nunley, MD, FAAOS Ryan Nunley, MD,FAAOS Benedict Nwachukwu, MD,MBA Nway Nway Jacob Nyfeler Michael O'Brien, MD,FAAOS Robert O'Brien, PA Thomas O'Byrne Brooke O'Connell, MS Bailey O'Connor Casey O'Connor, MD Evan O'Donnell, MD Jeffrey O'Donnell, MD Jennifer O'Donnell, MD Shawn O'Driscoll, MD,FAAOS Nathan O'Hara, PhD Daniel O'Keefe, BS Regis O'Keefe, MD,FAAOS Brendan O'Leary, BS Ryan O'Leary, MD Michael O'Malley, MD,FAAOS Conor O'Neill, MD David O'Neill, MD Dillon O'Neill, MD Olivia O'Reilly, MD Michael O'Sullivan, MD Robert O'Toole, MD,FAAOS Sameer Oak, MD Daniel Oakes, MD,FAAOS Christian Oakley, BS William Obremskey, MD,MPH,FAAOS Daniel Obrien, MD George Ochenjele, MD,FAAOS Nobuyasu Ochiai, MD,PhD Gabriella Ode, MD, FAAOS Susan Odum, PhD Jacob Oeding, MS Takuya Ogawa Robert Ogg, DO Nick Ogrinc, BA Koichi Ogura, MD Irvin Oh, MD,FAAOS Levonti Ohanisian, MD Cole Ohnoutka Mutsumi Ohue, MD Hisanori Ohura, MD INES OIARTZABAL ALBERDI, MD Ogaga Ojameruaye Akinade Ojemakinde, BS Chinedu Okafor, BA, MS Ichiro Okano, MD Hiroki Okayasu, MD Jeffrey Okewunmi, BS Shunji Okita, MD Kelechi Okoroha, MD Anastasia Oktarina, MD Afolayan Oladeji Kingsley Oladeji, MD Victoria Oladipo, BS Jason Old, MD Ali Oliashirazi, MD, FAAOS Catherine Olinger, MD William Oliver, MD David Oliver, PhD Aaron Olsen, DO Adam Olsen, MD Nathanael Olson, DO Andrew Olson, MD Thomas Olson, MD Nathan Olszewski, MD Ariana Olvera Meng-Yung Ong, BS Alvin Ong, MD, FAAOS Kevin Ong, PhD Julius Oni, MD,FAAOS Naoko Onizuka, MD,PhD,MPH Arthur Only, MD Jun Onodera, MD Keenan Onodera, MD Tomohiro Onodera, MD,PhD Jacob Opalinski, BS Olivia Opara, BS Lisa Bonsignore Opp Yousi Oquendo, MD,MSc Santiago Ordoñez Arango, MD Rona Orentlicher Fine, MD Robert Orfaly, MD,MBA,FAAOS,FRCSC Caitlin Orner, MD Lindsay Orosz, MSc,PA-C Melissa Orr, BS Alexander Orsi, PhD Melanie Ort, MSc Carlos Ortega, BS Paola Ortega, BS Brandon Ortega, MD Carlos Ortiz-Babilonia, BS Kevin Orton, BS Nathan Orvets, MD,FAAOS Jess Osan, MBBS David Osei-Hwedieh, MD,PhD Takeshi Oshima, MD,PhD Douglas Osmon, MD Chukwuemeka Osondu Brittany Oster, MD A Osterman, MD,FAAOS Ciara Ostrander, BS Jesse Otero, MD, FAAOS Miguel Otero, PhD Hila Otremski, MD Simone Ottavio Zielli, MD R Otte, MD, FAAOS Philipp Otto Georg Dworschak, MD Randall Otto, MD,FAAOS Trevor Ottofaro, MD Cindy Ou, MBCHB Koen Oude Nijhuis, BS Ryan Ouillette, MD Hidetatsu Outani, MD, PhD Vivian Ouyang, BS Joshua Ovadia, BS Archie Overmann, MD Grant Owen, BA Aaron Owen, MD Erin Owen, MPH, PhD Jade Owens, BS Jessell Owens, MD Virgenal Owens, MD Stephane Owusu-Sarpong, MD Precious Oyem, BA Omolabake Oyetayo Toshifumi Ozaki, MD Levent Ozdemir, BS,MA Matan Ozery Donna Pacicca, MD, FAAOS Jonathan Packer, MD,FAAOS William Padget, DO Anthony Padgett, BS Douglas Padgett, MD,FAAOS Alexander Padovano, MD Horacio Padua, MD Samuel Paek, BS Ryan Pafford, MS, MSc, PA-C Nicholas Pagani, MD Kira Page, BA Brian Page, MD Richard Page, MD, FRACS David Paglia, PhD Mark Pagnano, MD,FAAOS Susanna Pagnotta, MD Joshua Pahys, MD,FAAOS Guy Paiement, MD,FAAOS Veronika Paikin, BS Haig Pakhchanian, BS Nader Paksima, DO, FAAOS Lucas Paladino Joseph Paladino, BS Jeya Palan, PhD,MBBS,FRCS (Ortho) Ariel Palanca, MD, FAAOS William Pallissery Patrick Pallitto, MD Xuankang (kong) Pan, BS Alessandro Panciera, MD Hemant Pandit, FRCS,FRCS (Ortho) Nirav Pandya, MD,FAAOS Joshua Pang, BA Hee-Nee Pang, MBBS, MRCS Aaron Pang, MD Tejbir Pannu, MD,MS Michalis Panteli, MD Eric Panther, BS Zachary Panton, BA John Panzone, BS Azzurra Paolucci, MD Efstratios Papadelis, DO Pericles Papadopoulos, MD Polychronis Papadopoulos, MD Aidan Papalia, BS Steven Papp, MD, FAAOS Wayne Paprosky, MD,FAAOS Stephen Parada, MD,FAAOS Giovanni Paraliticci-Marquez, MD Pearl Paranjape, MS Tyler Paras, MD Juan Pardo García, MD Ayoosh Pareek, MD Philip Parel, BS Sarah Parenti Harsh Parikh Harin Parikh, MD Shital Parikh, MD,FAAOS Frank Parilla, MD Grant Park Yong-Beom Park, MBBS Chan-Joo Park, MD Chanwoo Park, MD Dae-Won Park, MD Jaeyoung Park, MD Youn-Soo Park, MD Kwan Park, MD, FAAOS Jinsung Park, MD, PhD Daniel Park, MD,FAAOS Don Park, MD,FAAOS Martyn Parker, FRCS Dylan Parker, MD David Parker, MD,FAORTHA,FRACS Benjamin Parkinson, MBBS, FRACS Nata Parnes, MD Rown Parola, MD,MS Joshua Parry, MD Doug Parsell Bradford Parsons, MD,FAAOS Alexander Parsons, MS Camilo Partezani Helito, MD,PhD Kristina Parvanta Johnson, ATC,OPA-C Hari Parvataneni, MD,FAAOS Javad Parvizi, MD,FAAOS,FRCS Ebrahim Paryavi, MD,MPH Gregory Paschal, MS Philip Paschal, MS Cecilia Pascual-Garrido, MD,PhD Nicolas Pascual-Leone, BA Gail Pashos Ignacio Pasqualini, MD Brandon Passano, MD Lara Passfall, MD Peter Passias, MD,FAAOS Aneesh Patankar, BS David Patch, MD,MEd Dhara Patel Jay Patel Harsh Patel, BA Neil Patel, BA,BS Akshar Patel, BS Hershil Patel, BS Madhav Patel, BS Nikhil Patel, BS Saagar Patel, MBA, MD Deep Patel, MD Jay Patel, MD Midhat Patel, MD Neel Patel, MD Stuti Patel, MD Tejas Patel, MD Meelan Patel, MD,FAAOS Preetesh Patel, MD,FAAOS Nirav Patel, MD,FRCS Alpesh Patel, MD,MBA,FAAOS Sumit Patel, MD,MS Michael Paterson Kirubakaran Pattabiraman KIRUBAKARAN PATTABIRAMAN, MBBS, MS (ORTH) Joseph Patterson, MD Francis Patterson, MD,FAAOS Brendan Patterson, MD,MPH Rohan Paturu, BS Avinash Patwardhan, PhD Thilo Patzer, MD Ryan Paul, BS David Paul, MD, MS Patrick Pauley Carl Paulino, MD,FAAOS,FAORTHA Ambika Paulson Kevin Pavelko, PhD Hanna Pawlowski, BS Liz Paxton, PhD,MA Marissa Pazik, ATC, MS Taylor Paziuk, MD Terrance Peabody, MD,FAAOS Emily Peairs, BS Christian Pean, MD Michael Pearl, MD,FAAOS Andrew Pearle, MD,FAAOS Tyler Pease, BS Richard Pectol, BS Kranti Peddada, MD David Pedowitz, MD,MS,FAAOS Liam Peebles Annalise Peebles, BA Stephane Pelet, MD,PhD Christopher Pelt, MD,FAAOS Brad Penenberg, MD,FAAOS Yi Peng, MSc Andrew Pennock, MD,FAAOS Gregory Penny, MD Ian Penvose Matthew Pepe, MD, FAAOS Paul Perdue, MD,FAAOS Daniel Pereira, MD Gavin Pereira, MD,FAAOS Michelle Pereira, MPT, PhD, PT Andres Perez, BA Olivia Perez, BS Carsten Perka, MD Crystal Perkins, MD,FAAOS Gregory Perrier, BS Allison Perry, MD Kevin Perry, MD,FAAOS Cody Perskin, BA Adam Peryt Hans Peter Bögl, MD,PhD Nicholas Peterson Stephanie Peterson Joshua Peterson, BS Katheryn Peterson, BS Devin Peterson, MD,FRCSC Brandon Peterson, MS,BA,BS Thomas Peterson, PhD Benjamin Petre, MD Massimo Petrera, MD,FRCSC Seyed Peyman Mirghaderi, MD, MPH Joshua Pezzulo, BS Kayla Pfaff Emily Pflug, MD Eileen Phan, MD Kevin Phelps, MD, FAAOS Travis Philipp, MD Corentin PHILIPPE, PhD Marc Philippon, MD,FAAOS Andrew Phillips, BA Todd Phillips, MD Frank Phillips, MD, FAAOS William Phillips, MD,FAAOS Holly Philpott, MSc Phinit Phisitkul, MD,MHA,FAAOS Christos Photopoulos, MD,FAAOS Dana Piasecki, MD,FAAOS Francisco Piccaluga, MD Andrea Pierangeli Jennifer Pierce, MD Philipp Pieroh, MD Jim Pierrepont, PhD Sarah Pierrie, MD Stephen Pierson, MS Matthew Pigott, MD John Pike, BS Federico Pilla, MD Holly Pilson, MD,FAAOS Erika Pinelli Nicholas Piniella, BS Eric Pinkston, BA John Pinski, MD Zachariah Pinter, MD Charles PIOGER, MD Amit Piple, MD Andres Piscoya, MD Nicholas Pitaro, BS Nicolas Piuzzi, MD Nicola Pizza, MD Jordan Pizzarro, BS Richard Pizzo, DO Mark Plantz, MD Christopher Plaskos, PhD Johannes Plate, MD,PhD,FAAOS Brielle Plost, MD Kyle Plusch, BA Sourav Poddar, MD David Podeszwa, MD,FAAOS Jashvant Poeran, MD,PhD Nicholas Pohl, MS Stephane Poitras, PhD, PT Dmitry Pokhvashchev, MD,PhD Breanna Polascik, BS Elizabeth Polfer, MD, FAAOS Teja Polisetty, BS Gregory Polkowski, MD,MSc,FAAOS Tom Pollard, MD Mark Pollard, MD, FAAOS Hannah Pollock, BS Jordan Pollock, BS David Polly, MD,FAAOS Daniel Polsky Evan Polsky Brent Ponce, MD,FAAOS Corey Ponder, MD,FAAOS Pushpak Pondugula Padmavathi Ponnuru Danielle Ponzio, MD Isabelle Poole Rudolf Poolman, MD,PhD Selina Poon, MD,FAAOS Husain Poonawala Matthew Poorman, MD Adam Popchak, DPT, PhD, PT Caleigh Pope, BA Charles Popkin, MD,FAAOS Marko Popovic, BS Kimberly Porter Arianna Portmann-Baracco Samuel Posey, MD Zachary Post, MD,FAAOS Ajay Potluri, BS Genna Potter Hollis Potter, DMed Benjamin Potter, MD,FAAOS Ippokratis Pountos Robin Pourzal, PhD Vaughan Poutawera, MBCHB,FRACS Kiara Powell, BS Dexter Powell, MD Gautham Prabhakar, MD Michael Prabhu, BS Parichat Prachaney, PhD Pratik Pradhan, BS Isabel Prado, MS Mark Prasarn, MD,FAAOS Bogadi Prashanth, MD,MRCS Dan Prat, MD Victor Prati, PT Stuart Pratt, MS Ajay Premkumar, MD,MPH Heather Prentice, PhD Angela Presson, PhD Gordon Preston, DO Juan Pretell, MD,FAAOS Matthew Price, MD,FAAOS Mark Price, MD,PhD,FAAOS Hernan Prieto, MD Jasper Prijs, BS Giorgio Princi, MD James Pritchett, MD,FAAOS Nicholas Probst, PA-C Themistocles Protopsaltis, MD,FAAOS Matthew Provencher, MD,MBA,FAAOS Anna Ptasinski, BS Andrew Pugely, MD, FAAOS Luis Pulido, MD,FAAOS Shannon Puloski, MD, FRCSC Matthias Pumberger, MD Simarjeet Puri Robert Putko, MD Danielle Putur, MD Richard Puzzitiello, MD Qudratullah Qadiri, BS You Qian, MD,PhD Theodore Quan, BS Lauren Quesada, BS Ryan Quigley, MD Carl Quinion, MD Nicole Quinlan, MD,MS Courtney Quinn, MD Stephen Quinnan, MD,FAAOS Sheeraz Qureshi, MD,MBA,FAAOS William R. Aibinder, MD, FAAOS Micheal Raad, MD Floris Raasveld, MD Justin Rabinowitz, MD Stephen Rabuck, MD,FAAOS James Rachal, MD Forrest Rackard, MD Tyler Radack, BS Philip Radford, FRCS, MBBS Jeremy Raducha, MD Benedikte Raeder, MD Gregory Rafijah, MD, FAAOS Tyler Ragsdale Richard Rahardja, MBCHB Jason Rahimzadeh, BS Azmi Rahman Mohammad Rahman, BS Gazanfar Rahmathulla, FACS, MBA, MBBS, MD Ajinkya Rai, BS Rahul Raiker, BS Steven Raikin, MD,FAAOS William Rainer, DO Kamshad Raiszadeh, MD,FAAOS Sean Rajaee, MD Dayal Rajagopalan, BS Vinaya Rajahraman, BS Lavan Rajan, BA Prashant Rajan, MD Rajiv Rajani, MD,FAAOS Darini Rajesh Won Rak Choi, MD Maxwell Rakutt, BS Gavin Rallis, MD Shyam Ramachandran, BS Ailar Ramadi, PhD Wendy Ramalingam, MD, FAAOS Pradip Ramamurti, MD Tina Raman, MD Arun Ramappa, MD, FAAOS Boopalan Ramasamy, FRACS Marco Ramella, MD Gabriel Ramirez, MS Alisha Ramlan, BS Matthew Ramsey, MD,FAAOS Sina Ramtin, MD Adam Rana, MD, FAAOS Maximiliano Ranalletta, MD,PhD Kunal Ranat, BS Amar Ranawat, MD, FAAOS Anil Ranawat, MD,FAAOS Amber Randall, MD,FAAOS R Randall, MD,FAAOS Per-Henrik Randsborg, MD,PhD Noopur Ranganathan, BS Khuzaima Rangwalla, BS Rachel Ranson, DO, MS Rachel Ranson, DO,MS Rachel Ranson, MS Arya Rao Himanshu Rao, BS Dinesh Rao, MD Anita Rao, MD,FAAOS Joseph Raphael Antony Rapisarda, MBBS Jon Raso, BS Philip Ratnasamy, BS Ryan Rauck, MD Adrianna Raudes Gabrielle Ray, MD Daniel Raza, BS Afshin Razi, MD,FAAOS Melina Recarey, BS Griffin Rechter, BS Glenn Rechtine, MD, FAAOS Rohan Reddy Yashas Reddy, BS Gireesh Reddy, MD Hemant Reddy, MD Vishruth Reddy, MD, PhD Andrea Redler, MD Lauren Redler, MD, FAAOS Daniel Redziniak, MD,FAAOS Logan Reed, BS Ryder Reed, MD Harold Rees, MD,FAAOS Jeffrey Reese, MD Michael Rehal, PA-C Stefan Rehart Julia Reichel Risa Reid, MD Lisa Reider, PhD Taylor Reif, MD Mark Reilly, MD,FAAOS Clifford Reilly, MPH Seth Reine, BS Anna Reinholz, BS Mark Rekant, MD,FAAOS Sarah Remedios, MSc Ethan Remily, DO Gina Remington, MSN, RN Renee Ren, BA Bryan Ren, BS Bryan Ren, MD Mark Ren, MD Weiping Ren, MD, PhD Anna Ren, MS Kevin Renfree, MD, FAAOS Christopher Renjilian, MD Justin Rennard, MD Christopher Renninger, MD,FAAOS Rob Rentenaar, MD, PhD Sehar Resad-Ferati, MD Camilo Restrepo, MD Julia Retzky, MD Samuel Reyes, BS Mohammad Reza Guity, MD Amir Reza Kachooei, MD,PhD ALEJANDRO REZA, MD Paymon Rezaii, MS Kevin Rezzadeh, MBA, MD Evan Rhea, MD Sung-Min Rhee, MD Yong-Girl Rhee, MD John Rhee, MD, FAAOS Jason Rhodes, MD, FAAOS Leslie Rhodes, NP Jonathan Riboh, MD, FAAOS Eric Ricchetti, MD,FAAOS William Ricci, MD, FAAOS Benjamin Ricciardi, MD,FAAOS Cory Riccio, MD Anthony Riccio, MD,FAAOS Morgan Rice, BS Olivia Rice, MD David Rice, PhD, PT Oluwatodimu Richard Raji, BS, MSc John Richards, MD Connor Richards, MS Mary Richardson, BS Michelle Richardson, BS Dustin Richter, MD,FAAOS Kathleen Rickert, MD, FAAOS Danielle Rider, MD Dominic Ridolfi, BS Venessa Riegler, BS Madeline Rieker Aldo Riesgo, MD Martin Riiser, MD Wim Rijnen, MD,PhD Lee Riley, MD, FAAOS John Rinaldi, MD David Ring, MD,FAAOS Todd Ritzman, MD Asdrubal Rivera, MD,BS Jessica Rivera, MD,PhD,FAAOS Christopher Rivera-Pintado, MD Michael Rivlin, MD Ennio Rizzo Esposito, MD Salvatore Rizzo, DO Michael Rizzo, MD Marco Rizzo, MD,FAAOS Duhyun Ro, MD Jennifer Robb, PhD Stephen Robbins, MD James Roberson, MD,FAAOS Rolando Roberto, MD, FAAOS Christian Roberts David Roberts, MD,FAAOS Djani Robertson, MD Joseph Robin, MD Jesse Robinette, MD Jake Robinson Steven Robinson, MBBS Bianca Robison, BS Rafael Robles Abrianna Robles, BS Myriam Roby Michael Rocca, MD Alexandra Rocha, MD Martin Roche, MD,FAAOS Christopher Roche, MS, MBA Zachary Rockov, MD Madeline Rocks, BA Franco Rodas Flores, MEd Erika Roddy, MD Matthew Rode, MS Scott Rodeo, MD,FAAOS Frank Rodgers, MD Mark Rodosky, MD,FAAOS Tori Rodrick, BS, EdD, MSc Solangel Rodriguez Materon, MD Juan Rodriguez Olaverri, MD,PhD Alexander Rodriguez, BS Hugo Rodriguez, DO,MS Elsa Rodriguez, MD Erick Rodriguez, MD Samuel Rodriguez, MD Jose Rodriguez, MD,FAAOS Ariel Rodriguez, MD,MS Kaitlyn Rodriguez, MS Andres Rodriguez-Buitrago, MD Austin Roebke, MD Brandon Rogalski, MD Marie-Eve Roger, MD Davis Rogers, MD Youngju Roh, MD Geoffrey Rohlfing, DO Daniel Rojas, MD Edward Rojas, MD Gonzalo Rojas, MD Michael Roland, PhD Mika Rollmann, MD, MPH Dylan Roman, DPT, PT Cecile Roman, MS Iacopo Romandini, MD Ronald Romanelli, MD, FAAOS Rachel Romano Paul Romeo Anthony Romeo, MD,FAAOS Brandon Romero, MD Vineeth Romiyo, BS Emily Ronan Claudia Rondinella Alexander Rondon, MD Jacob Rooker, MPH Tamar Roomian, MPH, MS Kevin Root Ryan Rose, MD Peter Rose, MD,FAAOS Adam Rosen, DO,FAAOS Scott Rosenfeld, MD, FAAOS Reece Rosenthal, BS Ron Rosenthal, MD Austin Ross, MD Bailey Ross, MD Daniel Ross, MD Keir Ross, MD Phillip Ross, MD Luciano Rossi, MD Valentino Rossomando, MD Alexander Roszman, MD Eric Roth, MD David Rothberg, MD,FAAOS Alexis Rounds, MD,BS Robert Roundy, BS Howard Routman, DO,FAAOS Milton Routt, MD Pouria Rouzrokh, MD,MPH,MSc Nicholas Rowe Taylor Rowe Andrea Rowland, MD Douglas Rowles, MD,FAAOS Benjamin Roye, MD, FAAOS Kathryn Royse, PhD,MPH,MSPH S Rozbruch, MD,FAAOS Joshua Rozell, MD Paul Rubery, MD,FAAOS Jonathan Rubin, BS Lee Rubin, MD,FAAOS Lindsey Ruderman, BA Samuel Rudisill, BS Evan Rudo, BS Ravi Rudraraju, MD Helen Rueckert, BS Verdinand Ruelos Alberto Ruffilli, MD,PhD Pedro Rullan, MD Adam Rumian, MD,MBBS,FRCS (Ortho) Robert Runner, MD Michael Runyon, MD, MPH Garrett Rupp Markus Rupp, MD Michael Russell, MD Christie Rutledge, BS Andrew Ryan Horn, MD Claire Ryan, MD Sarah Ryan, MD Sean Ryan, MD Scott Ryan, MD,FAAOS Nicole Rynecki, MD Jeffrey S Fischgrund, MD,FAAOS Franco Sabatini Coleen Sabatini, MD,MPH,FAAOS Vani Sabesan, MD,FAAOS Sanjeeve Sabharwal, MBBS Samir Sabharwal, MD,MPH Matthew Sabitsky, BS Nancy Saccone, PhD Hayley Sacks, MD Ramin Sadeghpour, MD Supreeya Saengchote, MSc David Safranski, PhD Henry Sagi, MD,FAAOS Abigail Sagona, BA Alexander Sah, MD,FAAOS Animita Saha, MD Sambit Sahoo, MD,PhD Tariq Said Comron Saifi, MD,FAAOS Raghav Saini, MBBS, MS Koichi Sairyo, MD Adnan Saithna, MD,FRCS (Ortho) Mitsuru Saito Augustine Saiz, MD Takashi Sakai, MD Tadahiro Sakai, MD, PhD Philip Sakalian, DO Vishaal Sakthivelnathan, BS Jonathan Salandra, DO Carlos Salazar, BS Hesham Saleh, MD Ahmed Saleh, MD,FAAOS Jason Saleh, MD,FAAOS Hytham Salem, MD Christopher Salib, MD Hilal Salim Al Housni, MD Mehdi Salimy, BS Lucy Salmon, PhD Harold Salmons, MD Bryan Saltzman, MD Matthew Salzler, MD,FAAOS Andrew Sama, MD,FAAOS Senthil Sambandam, MD Steven Samborski, MD Andrea Sambri, MD Amer Samdani, MD Jonathan Samet, MD Sally El Sammak Venkatesan Sampath Kumar, MD Benjamin Sampedro, MSN Thomas Samuel Andre Samuel, MD Thomas San Giovanni, MD,FAAOS Joshua Sanchez, BA Giovanni Sanchez, BSME Joaquin Sanchez-Sotelo, MD,FAAOS Rosemary Sanders Roy Sanders, MD, FAAOS Julia Sanders, MD,FAAOS Hardev Sandhu Alexis Sandler Andrew Sands, MD,FAAOS Rudy Sangaletti, DC Bruce Sangeorzan, MD,FAAOS Hirotaka Sano, MD, PhD Adam Santoro, DO Michael Saper, DO,ATC,FAAOS Shreya Saraf, MS,BA Zeeshan Sardar, MD, FAAOS Omar Sarhan, BS, MS Michele Sarin, MA Daniel Saris, MD,PhD Korak Sarkar, MD Stefan Sarkovich Alison Sarokhan, MD Nana Sarpong, MD,MBA Martin Sarungi, FRCS, MD Vishal Sarwahi, MD,FAAOS Rick Sasso, MD,FAAOS Iacopo Sassoli, MD Adam Sassoon, MD,FAAOS Akhilesh Sastry, MD,FAAOS DAI SATO, MD,PhD Jibanananda Satpathy, MD,FAAOS Abdus Sattar, PhD Nicholas Sauder, BA Daniel Sauer, MD John Sauer, PhD Matthew Savas, PHARMD Ricky Savjani, MD Felix Savoie, MD,FAAOS Khay-Yong Saw, MD Jeffrey Sawyer, MD, FAAOS Oliver Sax, DO,MS Nathan Saxby, BS Arjun Saxena, MD,MBA,FAAOS Wayne Scalisi, MD John Scanaliato, MD Kathryn Schabel, MD,FAAOS,FAORTHA Jonathan Schaffer, MD,FAAOS,FACS Erica Schallert, MD Daniel Scharfstein Thomas Scharschmidt, MD,FAAOS Klaus-Dieter Schaser, MD Marc Schatz, MD Markus Scheibel, MD Matthew Scheidt Lauren Schell Emil Schemitsch, MD,FAAOS Mara Schenker, MD,FAAOS David Scher, MD,FAAOS Max Scheyerer, MD Samuel Schick Mark Schickendantz, MD,FAAOS Sydney Schieffer, MD Corey Schiffman, MD Jorg Schilcher, MD,PhD Rachel Schilkowsky, MS (ORTH) Gregory Schimizzi, MD,PhD Adam Schlauch, MD John Schlechter, DO,FAAOS Derek Schloemann, MD,MS Klaus Schlüter-Brust, MD Gregory Schmale, MD, FAAOS Thomas Schmicker, MD Eli Schmidt, BS Kenneth Schmidt, MD, FAAOS Andrew Schmidt, MD,FAAOS Christopher Schmidt, MD,FAAOS Daniel Schmitt, MD Matthew Schmitz, MD,FAAOS Christopher Schneble, MD Gregory Schneider, MD Prism Schneider, MD,PhD,FRCSC Brian Schneiderman, MD Nicholas Schoch, DO Bradley Schoch, MD,FAAOS Jonathan Schoenecker, MD,FAAOS Andrew Schoenfeld, MD,FAAOS Lew Schon, MD,FAAOS Daniel Schrednitzki, MD Verena Schreiber, MD,FAAOS Berend Schreurs, PhD Gregory Schroeder, MD Karl-Friedrich Schuettler, MD Thomas Schuler, MD,FAAOS Jacob Schulz, MD, FAAOS Adam Schumaier, MD Makena Schutz, BS Frank Schwab, MD Pierre-Emmanuel Schwab, MD Joseph Schwab, MD,FAAOS Maria Schwabe, MD,MSPH Kendall Schwartz, BA Andrew Schwartz, MD Alexandra Schwartz, MD,FAAOS Jeffrey Schwartz, MD,FAAOS,FACS Ran Schwarzkopf, MD,FAAOS Eric Schweppe, MD Kyle Schweser, MD,FAAOS Stephen Scibelli, MD Anthony Scillia, MD,FAAOS Rachael Scislow, BSN, RN John Scolaro, MD,FAAOS,MA Shuyang Scott Liu, MD Bryan Scott, MD Jasmine Scott, MD Michelle Scott, MD Allison Scott, MD,FAAOS Chloe Scott, MD,FRCS Daniel Scott, MD,MBA Peter Sculco, MD Thomas Sculco, MD,FAAOS Benjamin Sears, MD,FAAOS Arjun Sebastian, MD,FAAOS Romano Sebastiani, BS, MS Ronnie Sebro, MD, PhD Dillion Sedaghatpour, MD ANIL SEDANI, MD Mark Seeley, MD, FAAOS, FACS Abhijit Seetharam, MD Julianne Sefko, MPH Kathryn Segal, BA Nicole Segovia, MPH Jessica Seidelman, MD Ari Seidenstein, MD,FAAOS Jesse Seilern Und Aspang, MD Matthew Seimer, BS Dallas Seitz, BSN,RN William Seitz, MD,FAAOS Molly Sekar Kazushige Seki Toshihiro Seki Ryan Seltzer Stephen Selverian, MD Faith Selzer, PhD Derek Semaan, MD Adam Semciw, PhD Stephen Sems, MD, FAAOS TAKUYA SENGOKU, PT Issei Senoo, MD Karen Sepucha, PhD Sean Sequeira, MD,BS Philip Serbin, MD Zeynep Seref-Ferlengez, PhD Joseph Serino, MD Alfred Serna, MD,FAAOS Stefano Serpelloni Rafael Serrano Riera, MD Robert Sershon, MD Elvire Servien, MD Joshua Setliff, BA Michael Seward, MD Thorsten Seyler, MD,PhD,FAAOS Hannah Seymour, MBBS Rachel Seymour, PhD James Sferra, MD,FAAOS Mohamad Shaath, MD Christopher Shaffrey, MD,FAAOS Karim Shafi, MD Kush Shah, BA Hemina Shah, MBCHB, MRCS Akash Shah, MD Anjan Shah, MD Jason Shah, MD Nihar Shah, MD Romil Shah, MD Sarav Shah, MD, FAAOS Mitesh Shah, MD,FAAOS Suken Shah, MD,FAAOS Vivek Shah, MD,FAAOS Apurva Shah, MD,MBA,FAAOS Neil Shah, MD,MS Harsh Shah, MPH, MS Alisina Shahi, MD,PhD Pratyush Shahi, MS (ORTH),MBBS Bahar Shahidi, DPT, PhD Amir Shahien, MD Hashim Shaikh, BS Or Shaked, MD,MPH Arya Shamie, MD,FAAOS Muhammad Shamim Dhruv Shankar, BS Ellen Shanley, PhD, PT Kanatheepan Shanmuganathan, MBBS Brett Shannon, MD Paul Shapiro, MD John Shapton, BS Behnam Sharareh, MD Sadula Sharifpour, MD Sribava Sharma Jigyasa Sharma, BA Viraj Sharma, BA Ishani Sharma, BA,BS Ian Sharpe, FRCS (Ortho), FRCS, MBBS Peter Shaughnessy, MD William Shaughnessy, MD, FAAOS Jonathan Shaw, MD Leo Shaw, MD Jeremy Shaw, MD,MS Kevin Shea, MD,FAAOS Alexander Shearman, FRCS (Ortho) Lara Shefelbine, MD Benjamin Sheffer, MD,FAAOS Mitchell Sheinkop, MD,FAAOS K Shelbourne, MD,FAAOS Tara Shelby, BS Marcus Shelby, MD Cathy Shemo, BS Jie Shen Yong Shen, BA Huaishuang Shen, MD Jesse Shen, MD Tony Shen, MD Francis Shen, MD, FAAOS Thomas Shen, MS William Sheppard, MD,MPH Gerard Sheridan, FRCS Matthew Sherman, BS Seth Sherman, MD,FAAOS Alain Sherman, MD,MBA William Sherman, MD,MBA,FAAOS Shyamal Sheth Bhavya Sheth, MD,BS Neil Sheth, MD,FAAOS Ujash Sheth, MD,MSc,FRCSC Brendan Shi, MD Jeffrey Shi, MD Yuji Shibayama, MD,PhD Ittai Shichman, MD Margaret Shields, MD John Shields, MD,FAAOS Michelle Shimizu, BS Hiokazu Shimizu, MD Mutsuya Shimizu, MD Noriyuki Shimizu, MD Takaki Shimizu, MD Tomohiro Shimizu, MD,PhD Andrew Shimmin, MD Kanu Shimokawa, MD Kazunori Shimomura, MD Seiji Shimomura, MD,PhD Kengo Shimozaki, MD Yoshiharu Shimozono, MD Yaerhim Shin David Shin, BS Ji-Yeon Shin, MD Dean Shinabarger, PhD Elaine Shing, MD,PhD Kazuya Shinmura, MD Daniel Shinn, BS Toshiharu Shirai, MD Matthew Shirley, MD Yousef Shishani, MD Parisun Shoga, DO,BS Noam Shohat, MD Anna Shor Benjamin Shore, MD,MPH,FAAOS,FRCSC James Showery, MD Beth Shubin Stein, MD,FAAOS Jennifer Shue, MS Craig Shul, MD Theodore Shybut, MD,FAAOS Stephen Shymon, MD Jacob Siahaan, MS Ahmed Siddiqi, DO,MBA Ali Siddiqui, MD Nicholas Siegel, MD Geoffrey Siegel, MD,FAAOS John Sielatycki, MD, FAAOS Rafael Sierra, MD,FAAOS Robert Sikorski Breana Siljander, MD Matthew Siljander, MD Adrik Da Silva Rachel Silverstein, MD Jason Silvestre, MD Jaeang Sim, MPH Xavier Simcock, MD Marko Simic, MD Hannah Simmons Joseph Simmons Jason Simon, MD,FAAOS Peter Simon, PhD Lauren Simonian, BS Ryan Simovitch, MD,FAAOS Hamish Simpson, DMed,ChB,MB,FRCS,MA Jordan Simpson, MD,FAAOS Stephen Sims, MD,FAAOS Nicole Simunovic, MSc Aaron Singh Karanbir Singh Armaan Singh, BA Sanjum Singh, BA Akash Singh, BS Suvleen Singh, BS Kern Singh, MD,FAAOS Vivek Singh, MD,MPH Devender Singh, PhD Purva Singh, PhD Kumar Sinha, MD, FAAOS Ernest Sink, MD, FAAOS Maggie Sinkler, MD Nathan Sinz, MD Brittany Siontis, MD Michael Sirignano, MD Ryan Siskey, MS Ganesh Sivamurugan, MS,MBBS,MRCS John Skae Nathan Skelley, MD,FAAOS Hope Skibicki, DO Roger Skinner John Skinner, FRCS Richard Skolasky, ScD James Slauterbeck, MD,FAAOS Rachel Slaven, DPT,PT Sean Slaven, MD Jonathan Sliepen, BS Matthew Sloan, MD Gerard Slobogean, MD, MPH, FAAOS, FRCSC Eric Slotkin, DO,FAAOS Mark Slovenkai, MD,FAAOS James Slover, MD,FAAOS Josh Slowinski Pablo Slullitel, MD Erica Smearman, MD, PhD Alison Smeatham, MSc Kevin Smidt, MD Kevin Smit, MD Karch Smith Nolan Smith, BA Langan Smith, BS Nathan Smith, BS Spencer Smith, BS Tyler Smith, BS Paul Smith, FAORTHA Conor Smith, MD Justin Smith, MD Lauren Smith, MD Walter Smith, MD Weston Smith, MD Eric Smith, MD,FAAOS Matthew Smith, MD,FAAOS Clair Smith, MS Patrick Smolinski Darryl Sneag, MD Chandler Sneed, BS Rebecca Snider, BS Phillip Snodgrass, MD Morgan Snow Walter Sobba, BS Marcel Sobrado, MD Mosope Soda, MD Torre Soderlund Nipun Sodhi, MD Ellen Soffin, MD, PhD Carolyn Sofka, MD Gbolabo Sokunbi, MD,FAAOS Samantha Solaru, BS Sara Solasz, BA Gillian Soles, MD,FAAOS Giovanni Solitro, PhD Lucian Solomon, FAORTHA, MD, PhD Michael Solomon, MD,FAORTHA Daisuke Soma, MD Lyndsay Somerville, PhD Dong-Wook Son, MD,PhD Melissa Song, BA Junho Song, BS Ju-Ho Song, MD Bryant Song, MS Julian Sonnenfeld, MD Bertrand Sonnery-Cottet, MD John Sonnier, MS Hyuk Soo Han, MD JI Soo Yoon, MD Nelson SooHoo, MD,FAAOS Alexandra Soroceanu, MD Panayiotis Souroullas, MD,MBCHB,MRCS Jason Souza, MD,FACS Gabriel Sowards, BS Mark Spangehl, MD,FAAOS Ivan Spasojevic Aaron Spaulding David Spence, MD,FAAOS Edwin Spencer, MD, FAAOS John Sperling, MD,MBA,FAAOS Jacob Speybroeck, MD Tyler Spiering, MD Andrea Spiker, MD, FAAOS Kurt Spindler, MD,FAAOS Robert Spinner, MD, FAAOS Clay Spitler, MD,FAAOS Andrew Spitzer, MD,FAAOS Paul Sponseller, MD,FAAOS Antron Spooner, BA Scott Sporer, MD,FAAOS Katherine Sprengel, MA Kai Sprengel, MD Bryan Springer, MD,FAAOS Thomas Sprys-Tellner Shafic Sraj, MD Popovic Srdan Svetlana Sreckovic Mathangi Sridharan, MD Syian Srikumar, BS Umasuthan Srikumaran, MD, MBA, FAAOS Arjun Srinath, MD,FAAOS Varun Sriram, BS Karnmanee Srisanguan, BA Sudeepti Srivastava Rajeshwar Srivastava, MS Jean-Pierre St Mart, MCH(ORTH)(UK),MBCHB,FRCS (Ortho) Stephen Stacey, MD, FAAOS Steven Staffa Justin Stafford, DO Ingrid Stake, MD Seth Stake, MD Alec Stall, MD,MPH,FAAOS Nicholas Stamatos, BS Jeffrey Stambough, MD,FAAOS Catherine Stambouzou, MSc Michaela Stamm, BA, MS Rupert Stanborough, MD Lisa Stang, BSN, CCRP, RN Thomas Stang, DO Amber Stanley, BS James Stannard, MD,FAAOS Anthony Stans, MD, FAAOS Erik Stapleton, DO,MS Christopher Stauch, MD Taylor Stauffer, BS Alexandra Stavrakis, MD Kim Stearns, MD, FAAOS Chad Stecher, PhD Jonathan Steckbeck, MBA, PhD Kevin Steelman, MD Niccolò Stefanini, MD Lillia Steffenson, MD Michael Steflik, BS Emily Stein Matthew Stein, MD Andrew Stein, MD, FAAOS Brett Steineman, PhD Richard Steiner, PhD Anthony Steinle, BA Michael Steinmetz, MD Raymond Steinmetz, MD Nicholas Stekas, MD Dirk Stengel, MD,PhD,MSc Derek Stenquist, MD David Stephen, MD Brett Stephens, BS Byron Stephens, MD Robert Sterling, MD,FAAOS Brocha Stern, PhD,OTR Michael Stetzer, BS Alexandra Stevens, BS Nicole Stevens, MD Trenton Stevens, MD Oswald Steward, PhD Carolyn Stickley, BS Russell Stitzlein, MD,FAAOS Laura Stock, MS,BS David Stockton, MD,MSc,FRCSC Aaron Stoker, MS, PhD Heather Hartwig Stokes John Stokes, MD Kurt Stoll, MD Austin Stone, MD,PhD,FAAOS Jason Stoneback, MD,FAAOS Paul Stoodley, PhD Stephen Storer, MD, FAAOS Amber Stout Michael Stover, MD,FAAOS Rebecca Strauss Eric Strauss, MD,FAAOS Sara Strecker, PhD Jason Strelzow, MD,FAAOS Benjamin Streufert, MD Gabriella Stribling, BS Lauren Strickland, BA Sabrina Strickland, MD,FAAOS Adam Strigenz, BA Gregory Strnad, MS Benjamin Stronach, MD,FAAOS John Strony, MD Aimee Struk, MEd, MBA, ATC Michael Stuart, MD,FAAOS Allston Stubbs, MD,MBA,FAAOS Austin Sturdivant Peter Sturm, MD,FAAOS Joseph Styron, MD,PhD,FAAOS Edwin Su, MD,FAAOS Charles Su, MD,PhD Joyce Suang Bee Koh, MD Juan Suarez, MD,FAAOS Daniel Sucato, MD,MS,FAAOS Akihiro Sudo, MD Chelsea Sue Sicat, MS Akira Sugi, MD Kousuke Sugiura, MD Nina Suh, MD,FAAOS Vincentius Suhardi, MD,PhD Ameen Suhrawardy, BS Linda Suleiman, MD,FAAOS Hema Sulkar Breanna Sullivan, BA Thomas Sullivan, BS Brian Sullivan, DO David Sullivan, MD James Sullivan, MD Mikaela Sullivan, MD Anne Sullivan, MD,FAAOS Sermsak Sumanont, MD Anna Sumpter, BA Li Sun, DO Daniel Sun, MD Yuhang Sun, MD Padmaja Sundaram Nishant Suneja, MD Ashok Sunil Gavaskar Kumaresan, MS Thomas Suter, MD Ryan Sutton, MD Naoki Suzuki Yuki Suzuki, MD Reese Svetgoff, BA Daniel Swanson, BS David Swanson, MD Jennifer Swanson, PA-C Ishaan Swarup, MD,FAAOS Juliette Sweeney, BS Brian Sweeney, BS, MBA Samuel Swiggett, MD Hasani Swindell, MD Jordan Swindle, BS Steven Swinehart, MD Julie Switzer, MD,FAAOS Ronald Swonger Hasan Syed, MD,FAAOS Joshua Sykes, MD,FAAOS Katie Sypher, MBA Alina Syros, MPH Robert Szabo, MD,MPH,FAAOS Hannah Szapary, BS Patrick Szukics, DO Margaret Szymanski, BS Michala Sørensen, MD Canhnghi Ta, MD Sean Tabaie, MD,FAAOS Troy Tabarestani, BA Gokita Tabu, MD Toshiya Tachibana, MD Kaoru Tada, MD Vaibhav Tadepalli, MD Mariam Taha Mohy Taha, MBCHB, MD Jenni Tahmassebi, MSc Lissa Taitano, DPT Young Tak Cho, MD Taha Taka, BS Hiroyuki Takahashi, MD Daisuke Takahashi, MD, PhD Kenji Takahashi, MD, PhD Eiji Takahashi, MD,PhD Yasushi Takata, MD,PhD Satoshi Takenaka, MD,PhD Akihiko Takeuchi, MD Carl Talmo, MD,FAAOS Christopher Talone, BS Kathleen Tam, MPH YASUAKI TAMAKI, MD Dhananjay Tambe, PhD Pierre Tamer, MD Nattapol Tammachote, MD Thomas Tampere, MD Shoran Tamura, BS Andrew Tan, ACNP-BC, ATC, BA, BOC, BOCO, BOCP, BS, C Bryan Tan, MBBS Suzet Tan, MBBS Timothy Tan, MD Ek Tan, PhD Shinya Tanaka, MD, PhD Miho Tanaka, MD,PhD,FAAOS Susumu Tandai, MD Aaron Tande, MD Joseph Tanenbaum, MD Joseph Tanenbaum, MD,PhD Kevin Tang Quen Tang, MBCHB Alex Tang, MD Yuta Taniguchi Stephanie Tanner, MS Ignacio Tanoira, MD,PhD Francesca Taraballi, BS, MSc, PhD Saad Tarabichi, MD Armin Tarakemeh, BA Payam Tarassoli, MD Omar Tarawneh, MS John Tarazi, MD Erisha Tashakori, MD Robert Tashjian, MD,FAAOS Jordan Tasse, MD Leonardo Tassinari, MD Jimmy Tat, MD Alexander Tatara, MD, PhD Lauren Tatman, MD Mark Tauber Michael Taunton, MD,FAAOS Tracy Tauro Darren Tay, MBBS,FRCS (Ortho) Adriel Tay, MBBS,MRCS Kelly Taylor Matthew Taylor, BA Bailee Taylor, BS Jeremiah Taylor, BS Samuel Taylor, MD,FAAOS Erica Taylor, MD,MBA,FAAOS Tara Taylor, MPH Craig Teerlink, PhD Victoria Teissier, MD Nirmal Tejwani, MD,FAAOS Allison Tenfelde, MD,FAAOS Sarah Tepper, MD Masaru Teramoto, MPH, PhD Ryu Terauchi, MD,PhD E Terhune, MD Zachary Terner, PhD Michael Terry, MD,FAAOS Edward Testa, MD Tomoko Tetsunaga, MD,PhD Tomonori Tetsunaga, MD,PhD Kevin Tetsworth, MD Matthew Teusink, MD,FAAOS David Teytelbaum, BS Fumitake Tezuka, MD,PhD Ahmed Thabet Hagag, MD Mihir Thacker, MD Van Thai-Paquette Ocean Thakar, MD Savyasachi Thakkar, MD,FAAOS Ankush Thakur, MS,BS Erik Therrien, MD Charles Thigpen, PhD Deva Thiruchelvam, MSc Caroline Thirukumaran, PhD Steven Thomas Greene, MD Jeremiah Thomas, BS Sean Thomas, BS Evelyn Thomas, DO Dimitri Thomas, MD,FAAOS Stephen Thomas, PhD,ATC Merritt Thompson, MD Rachel Thompson, MD Terry Thompson, MD,FAAOS Kamali Thompson, MD,MBA Isaac Thomsen, MD Cameron Thomson, MD Jennifer Thomson, MD Alexandra Thomson, MD,MPH Tanner Thornton, BS Steven Thorpe, MD,FAAOS,FACS Thomas Throckmorton, MD,FAAOS Justin Tiao, BS Meagan Tibbo, MD Hallie Tiburzi Seth Tigchelaar, PhD Sara Till, MS Andrew Timperley, MD Ryan Ting Scott Tintle, MD,FAAOS Anika Tiplady, MBCHB Eric Tischler, DO,MPH Camden Tissue Robert Titelman, MD,FAAOS Julie Titter, ATC, MS Vivek Tiwari, MS (ORTH),MBBS,MRCS Vehniah Tjong, MD,FAAOS,FRCSC Fotios Tjoumakaris, MD,FAAOS Daniel Tobert, MD Gregory Toci, MD John Todd Lawrence, MD, PhD, FAAOS Harukazu Tohyama, MD Masakazu Toi, MD Avi Toiv Ixalxit Toj, MEd John Tokish, MD,FAAOS James Toledano, MD,FAAOS Krista Toler, MBA,MS Viktor Tollemar, MD Rachael Tolsma, BS Justin Toma, MD,BS Yasunori Tome, MD,PhD Reid Tompkins, MD Geoffrey Tompkins, MD,FAAOS Marc Tompkins, MD,FAAOS Shine Tone Clarence Toney, MD Hesam Toofan, MD Trevor Tooley, MD Paul Tornetta, MD,PhD,FAAOS Timothy Torrez, BS Peter Tortora, BS, MA Roy Toston, BS Sarah Townsley, MD Masakazu Toya, MD,PhD Olivia Tracey, BA Michael Tram, BA Joseph Tramer, MD Tina Tran, BS Calvin Tran, DO Andrew Tran, MD Bryant Tran, MD Tram Tran, MD Kelly Trask, MSc Nicholas Trasolini, MD Matteo Traversari, MD Julien Tremblay, BS Peter Tretiakov, BS Mikhail Tretiakov, MD Emily Treu, MD Noe Treviño, BS Rishi Trikha, MD Lilliana Trinch Giovanni Trisolino, MD David Trofa, MD Jordan Tropf, MD Robert Trousdale, MD,FAAOS Wesley Troyer, DO Nicole Truong Eeric Truumees, MD,FAAOS Samantha Trynz, BS, MS Yu Hsin Tsai Andrew Tsai, MD Kim Tsoi, FRCSC, MD, PhD Masanori Tsubosaka, MD,PhD Shinji Tsuchida, MD, PhD Hiroyuki Tsuchiya, MD Eiichi Tsuda, MD Satoshi Tsukushi, MD Dominick Tuason, MD,FAAOS Nicholas Tucker, MD Bradford Tucker, MD,FAAOS Christopher Tucker, MD,FAAOS Goran Tulic, MD, PhD Sailesh Tummala, MD Sandra Tungatt Oguz Turan Justin Turcotte, PhD,MBA Thomas Turgeon, MD, MPH, FAAOS, FRCSC Amr Turkmani, BS Lacie Turnbull, MD Rachael Turner, BS Elizabeth Turner, MD Peter Turner, MD Sean Tutton, MD Max Twedt, BS Jack Twomey-Kozak, BS Stephen Tyrpak Graham Tytherleigh-Strong, FRCS Akihiro Uchida, MD Soshi Uchida, MD,PhD Nayeem Uddin Ugochukwu Udogwu, MD Beatrix Ueberheide, DRPH Daisuke Ueda, MD Takafumi Ueda, MD, PhD Chierika Ukogu, MD Yee Ung, MD Victor Ungurean Ashwin Unnithan, MBBS, MSc, FRCS (Ortho) Niklas Unter Ecker, MD Vidyadhar Upasani, MD,FAAOS Gary Updegrove, MD, FAAOS Alexander Upfill-Brown, MD,MSc Harpal Uppal William Urban, MD,FAAOS Andres Uribe, MD Jaime Uribe, MD Kenneth Urish, MD,PhD,FAAOS Andrew Urquhart, MD,FAAOS Manuel URVOY, MSc Mason Uvodich, MD Alexander Vaccaro, MD,PhD,MBA,FAAOS Arman Vahabi, MD Thomas Vail, MD,FAAOS John Vaile Avani Vaishnav, MD Rushabh Vakharia, MD Rebecca Valderrama, MPH Mauricio Valdez, BS Maria Valencia, MD,PhD Philippe Valenti, MD KD Valentine, PhD Ian Valerio, MD,MBA,MS Heather Vallier, MD,FAAOS Jelle Van Der List, MD Alexander Van Der Ven, MD,FAAOS Jacqueline Van gheem, MD RJ Van Luit, MD Noelle Van Rysselberghe, MD Dylan Vance, BS Ray Vanderby, PhD Brooklyn Vanderwolde, BS Andrew Vane, MBCHB,FRACS Alvaro Vanegas, MD Santiago Vanegas-Alzate, MD Sandy Vang, BA Nisheka Vanjani, BS Alexander Vap, MD, FAAOS Nathan Varady, MD,MBA Shing Varakitsomboon, BS Luilly Vargas, MD Eric Varley, DO Kunal Varshneya, BS Phillip Vartanyan, MD Edward Vasarhelyi, MD, MSc, FAAOS, FRCSC Kinjal Vasavada, BA Angela Vasquez, MD Maria Vassilaki, MD, MPH, PhD Rajiv Vasudevan, BS Sohrab Vatsia, MD Saisanjana Vattigunta Alayna Vaughan, BA Wilson Vaughan, MS Jeffrey Vaughn, DO, FAAOS Matthew Veale Matthew Veerkamp, BA Austin Vegas Cruz Velasco-Gonzalez, PhD Maria Velasquez Hammerle, MD Nikit Venishetty, BA Nitya Venkat Vivek Venugopal, MD Martina Vergouwen Jeroen Verhaegen, MD Erik Verhey, BS Jens Verhey, MD Martijn Verhoeven, PhD Daniel Verhotz, MD JJ Verlaan, MD, PhD Ankush Verma Nikhil Verma, MD, FAAOS Harmen Vermeijden, MD Hannes Vermue, MD Robert Vernick Claire Verret, MD,BS Luke Verst, BA Matthias Verstraete, PhD Jovan Vesic Philipp Vetter, MD Garrhett Via, MD Justin Vickery, MD Jan Victor, MD,PhD Armando Vidal, MD,FAAOS Thais Vieira, MD Marie Vigan Jonathan Vigdorchik, MD,FAAOS Daniel Vigil, MD Edoardo Viglietta, MD Valentina Viglione Vikramman Vignaraja, MBBS Neeraj Vij, BS Priyanka Vijay Nehete, MPH Gayathri Vijayakumar, BS Chaiyanun Vijittrakarnrung, MD Jesus Villa, MD Fernando Villamil-Wiscovitch, MD Richard Villar, MD Kelly Vince, MD,FAAOS Shaleen Vira, MD, FAAOS Siddharth Virani, MS,FRCS (Ortho) Dejan Virijevic Sohrab Virk, MD Mandeep Virk, MD,FAAOS Walter Virkus, MD,FAAOS Giovanni Viroli, MD Keshin Visahan, BS Anabelle Visperas, PhD Jetze Visser, MD, PhD Timothy Visser, MD,MBA Fabio Vita, MD Michael Vitale, MD,MPH,FAAOS Leonardo Vivarelli Thy Vo, BA, BS Ha Vo, MPH Arjun Vohra, MD Hans-Dieter Volk Alexander Volkmar, MD Ilya Voloshin, MD,FAAOS Ruediger Von Eisenhart-Rothe, MD,MBA Arvind Von Keudell, MD,FAAOS James Voos, MD,FAAOS Matthew Vopat, MD Bryan Vopat, MD, FAAOS Michael Vosbikian, MD,FAAOS James Vosseller, MD,FAAOS Basil Vrettos, FRCS Ettore Vulcano, MD James Vun, MSc,MBCHB Anuhya Vusirikala, MBCHB, MRCSED Mark W Munro, MD,FAAOS Eli w. Bunzel, MD Lulu W. Li, MD William Waddell, MD Harsh Wadhwa, BS Nyaluma Wagala, MD Susan Wager, BS Kyle Wagner, BS Jaxon Wagner, BS, MS Scott Wagner, MD, FAAOS Eric Wagner, MD,FAAOS Emily Wagstrom, MD, FAAOS Aboubacar Wague, BA Brian Wahlig, MD Ben Wajda, MSc Edgar Wakelin, PhD Sean Waldron, MD Arnaav Walia, BA Jennifer Waljee, MD,MPH Joseph Walker, MD Benjamin Wall, MBBS Eric Wall, MD,FAAOS Cameron Wallace Stephen Wallace, MD Garrett Waller, MD Halle Walls, BA Meghan Wally, PhD,MSPH Phil Walmsley, FRCS (Ortho) Jack Walsh, DO Justin Walsh, MD Michael Walsh, MD Nike Walter, ACNP-BC, ATC, BA, BOC, BOCO, BOCP, BS, B William Walter, MD,PhD Murphy Walters, MD Jhunnelle Walters, MS,BS Margaret Wang Jennifer Wang, BS Zachary Wang, BS Annie Wang, MD Chongyang Wang, MD Daniel Wang, MD Dian Wang, MD Jianguo Wang, MD Johan Wang, MD Juntian Wang, MD Kevin Wang, MD Ting-Ming Wang, MD Jyh-Horng Wang, MD, PhD Tim Wang, MD,FAAOS Jesse Wang, MD,MS Allen Wang, MS Liqin Wang, PhD Spencer Ward, BS Daniel Waren, MSPH Christopher Warne, MD Stephen Warner, MD, PhD, FAAOS Jon Warner, MD,FAAOS Eric Warren, BS Shay Warren, MD Russell Warren, MD,FAAOS Yaniv Warschawski, MD Ryan Warth, MD Lucian Warth, MD,FAAOS Hunter Warwick, MD Gregory Waryasz, MD, FAAOS Jory Wasserburger, MD Brian Waterman, MD,FAAOS Timothy Waters, BA Adam Watkins, BS David Watson, MD Troy Watson, MD,FAAOS Heather Watson, PhD Madison Watts, MD Benjamin Watzig, MD Adam Weaver, DPT Michael Weaver, MD,FAAOS,FACS Alexander Webb, MD Isaac Weber, BS Alexander Weber, MD, FAAOS Timothy Weber, MD, FAAOS John Weddle, MD Rikard Wedin, MD CHRISTOPHER WEDWICK, MD Colleen Weeks, MD Lowell Weil, DPM Matthew Weintraub, BS Tristan Weir, MD Lucas Weiser Josh Weissman, BA William Welch, MD Sebastian Welling, MD Elizabeth Wellings, MD David Wellman, MD, FAAOS Samuel Wellman, MD,FAAOS Mathias Wellmann Matthew Wells, DO Douglas Wells, MD Joel Wells, MD,MPH,FAAOS Findlay Welsh, MBCHB,FRCS (Ortho) Lawrence Wengle, MD Brian Werner, MD,FAAOS Paul Werth, PhD,MS,MA Jean-David Werthel, MD Neil Werthmann, BS, MS Luke Wesemann, BS Lauren Wessel, MD Robert West, DPHIL (OXON),MSc Jerald Westberg, BA Robert Westermann, MD Geoffrey Westrich, MD,FAAOS Alexander Wetzig, MD Richard Wexler, MD Benjamin Wheatley, MD John Wheelwright Daniel Whelan, MD, FAAOS Emily Whicker, MD Jacob White, BA Christopher White, BA, MA Timothy White, MD, FRCS Neil White, MD, FRCSC Sarah Whitehouse, PhD Clarissa Whiting, BA Don Whiting, MD Paul Whiting, MD,FAAOS Anastasia Whitson, BS Mathew Whittaker, MD Cari Whyne, PhD Joseph Wick, MD Matthew Wickersham, BA C Wickes, BA John Wickman, MD,MBA Roger Widmann, MD, FAAOS Julian Wier, BS Karl Wieser, MD Whitman Wiggins, MD Mathieu Wijffels, MD, PhD Ryan Wilbur, MD Jacob Wild, BS Jeffrey Wilde, MD, FAAOS James Wilder, MD Christopher Wilhelm, MD Michael Wilk, DO Benjamin Wilke, MD,FAAOS Jason Wilken, PhD, PT Geoffrey Wilkin, MD, FRCSC Brandon Wilkinson, MD Michael Willey, MD,FAAOS Matthew William, BA Brendan Williams, MD Nadine Williams, MD, FAAOS Gerald Williams, MD,FAAOS Riley Williams, MD,FAAOS Seth Williams, MD,FAAOS Christine Williams, MMED,MS Marshall Williams, MS Matthew Williamson, BS Tyler Williamson, MS Samuel Willimon, MD,FAAOS Max Willinger, MD Kevin Willits, MD, FAAOS Tyler Wilps, MD Matthew Wilson, MBBS,FRCS (Ortho) Alan Wilson, MD Jacob Wilson, MD John Wilson, MD Philip Wilson, MD,FAAOS Anthony Wilson, MS Eric Windsor, MD Sara Winfrey, BA Philipp Winkler, MD Tobias Winkler, MD,PhD Jenni Winters, BSN, DPT Matthew Winterton, MD Ian Winthrop, BA Brent Wise, MD Timothy Witham, BS, FACS, MD Daniel Witmer, MD, FAAOS James Wittig, MD,FAAOS Colleen Wixted, BS Andrew Wohler, MD Noelle Wojciechowski, BA Megan Wolf, MD Brian Wolf, MD,MS,FAAOS Alon Wolf, PhD Scott Wolfe, MD Preston Wolfe, PhD Adam Wolfert, MD Jesse Wolfstadt, MD, FAAOS Adi Wollstein, MD Trevor Wolterink, BS Meagan Womack, MD Ho Won Lee, MD,PhD Se Won Lee, MD,PhD Kwang Won Park, MD,PhD Zachary Wong Christopher Wong, DPT JOEY WONG, MBBS Jason Wong, MD Stephanie Wong, MD Ivan Wong, MD, FAAOS Teeraphat Wongsiriwan, MD Chelsey Wood, BA, MA Lily Wood, MD Gavin Wood, MD,FAAOS Jarret Woodmass, MD Barrett Woods, MD,FAAOS Young Wook Lim, MD Adam Wooldridge, MD,MPH Jong Woong Park, MD,PhD Kellen Worhacz, MD Zachary Working, MD, FAAOS Kalain Workman, DO Marjan Wouthuyzen-Bakker, MD,PhD Branden Wright, BS Casey Wright, MD David Wright, MD Jonathan Wright, MD Melissa Wright, MD Rick Wright, MD,FAAOS Thomas Wright, MD,FAAOS Timothy Wright, PhD Adam Wright-Chisem, MD Andrew Wroblewski, MD Meagan Wu, BA, MA Bin Wu, MD Christine Wu, MD Edward Wu, MD Kuan-Wen Wu, MD Mark Wu, MD Victor Wu, MD Karen Wu, MD,FAAOS Dane Wukich, MD, FAAOS Kelly Wun, MD Jay Wunder, MD, FAAOS Nicole Wunderlich, PA-C Trevor Wyand, BS Charles Wyatt, NP Cody Wyles, MD Robert Wysocki, MD,FAAOS Jorden Xavier John Xerogeanes, MD,FAAOS Yin Xi, PhD Baixue Xiao Ryan Xiao, MD Ashley Xiong, BS Amy Xu, BS Brian Xu, BS,ATC Sheng Xu, MMED,MBBS Eyal Yaacobi, MD Koji Yabuuchi, MD Steven Yacovelli Peter Yager Tomonori Yagi, MD,PhD Ramakanth Yakkanti, MD Dheeraj Yalamanchili, MD Sercan Yalcin, MD Yohei Yamada, MD Jonathan Yamaguchi, MD Nobuyuki Yamamoto, MD Norio Yamamoto, MD Kazuta Yamashita, MD Tetsuto Yamaura, MD Tarek Yamout, MD YUSUKE YANATORI, MD Dubin Yang, MD Jaewon Yang, MD Justin Yang, MD Xu Yang, MD Xiuyi Yang, MD, MS Qian Yang, MPH Wenyun Yang, MS Linjun Yang, PhD Yunzhi Yang, PhD Elizabeth Yanik, PhD,MSc Adam Yanke, MD,PhD,FAAOS Liam Yapp, MBCHB Tomohiro Yasuda Kazunori Yasuda, MD Burt Yaszay, MD,FAAOS Piers Yates, MD Adolph Yates, MD,FAAOS Jonathan Yawman, MD Yasmin Yazdani Farsad, BS Cristian Ybarra Ivan Ye, BS Zhifei Ye, PhD Chun-Che Yen, DPHIL (OXON) Tzu Yen, MD Yi-Meng Yen, MD,PhD,FAAOS Seng-Jin Yeo, FRCS Clarence Yeoh, MD Patrick Yep Teja Yeramosu, BA Caleb Yeung, MD Caglar YILGOR Clark Yin, MD Gabriel Yohe, MS Noriaki Yokogawa, MD Naomasa Yokota, DO, MD Soon Yong Kwon, MD Alexander Yong Shik Shin, MD, FAAOS Charlie Yoo, DO Jung Yoo, MD Tae-Hwan Yoon Jiyoung Yoon, MD Richard Yoon, MD,FAAOS Maxwell Yoshida Brandon Yoshida, MD Norichika Yoshie, MD Rikuto Yoshimizu, MD Thomas Youm, MD,FAAOS Catherine Young, BS Matthew Young, BS Porter Young, MD Simon Young, MD,FRACS Manaf Younis, MD Mohamed Yousef, MD,PhD Mark Youssef, BS Keon Youssefzadeh, BS Bobby Yow, MD Chen Yu Jonathan Yu, BS Kristin Yu, MD Elizabeth Yu, MD,FAAOS Ziqing Yu, MS Brandon Yuan, MD,FAAOS Jung Yun Bae, MD,PhD Michelle Zabat, BA Luke Zabawa, MD Mary Zadnik, MEd, OTR, SCD Stefano Zaffagnini, MD Bashar Zaidat, BS Philip Zakko, MD Ira Zaltz, MD,FAAOS Ryan Zamanzadeh, BS Angelica Zambrano, BS Luigi Zanna, MD Gerardo Zanotti Matthew Zapala, MD, PhD Usman Zareef, BA Athan Zavras, BA Athan Zavras, MD Georg Zdolsek, MD Kaitlin Zeedyk, PA-C Erik Zeegen, MD,FAAOS Jacob Zeitlin Lauren Zeitlinger, DO Andrew Zelby, MD William Zelenty, MD Kyle Zemeir David Zepeda, BS Jessica Zhang Xiaoran Zhang Alex Zhang, BS Gloria Zhang, BS Dafang Zhang, MD Steven Zhang, MD Yiyang Zhang, MD Yuqi Zhang, MD Alan Zhang, MD,FAAOS Chao Zhang, MS Nan Zhang, MS Ning Zhang, PhD Wei Zhang, PhD Amy Zhao, BA Sixue Zhao, MS Yang Zhao, PhD AARON ZHENG Megan Zheng Norman Zheng, BA, BS Eileen Zheng, BS Evan Zheng, MD Hua Zheng, PhD Guangjin Zhou Jack Zhou, MD Joanne Zhou, MD Li Zhou, MD, PhD Justin Zhu, BA Mark Zhu, MD Alexander Ziedas, MD Michael Ziegele, MD Mary Ziemba-Davis Zachary Zimmer, MD Nicolas Zingas, BS Benjamin Zmistowski, MD Andrew Zogby, MD Samuel Zonshayn, MD Mohamed Zubair Farook, FRCS (Ortho), MBBS, MRCSED Nicole Zubizarreta, MPH Riccardo Zucchini, MD Daniel Zuchelli, MD James Zucherman, MD,FAAOS Joseph Zuckerman, MD, FAAOS Lee Zuckerman, MD,FAAOS Scott Zuckerman, MD,MPH William Zuke, MD Joseph Zummo Bernadette Zumpano Robert Zura, MD,FAAOS Natalie Zusman, MD Stefan Zwingenberger, MD Erim Özdemir, BS
(001-006) Sports Medicine I Papers (007-017) Trauma I Papers (018-028) Pediatrics I Papers (029-039) Spine I Papers (040-045) Hand and Wrist I Papers (046-051) Practice Management/Rehabilitation I Papers (052-062) Shoulder and Elbow I Papers (063-073) Trauma II Papers (074-084) Adult Reconstruction Knee I Papers (085-095) Spine II Papers (096-106) Adult Reconstruction Hip I Papers (107-117) Trauma III Papers (118-128) Foot and Ankle I Papers (129-139) Adult Reconstruction Hip II Papers (140-150) Shoulder and Elbow II Papers (151-161) Spine III Papers (162-167) Sports Medicine II Papers (168-173) Hand and Wrist II Papers (174-179) Pediatrics II Papers (180-185) Foot and Ankle II Papers (186-191) Musculoskeletal Oncology I Papers (192-197) Spine IV Papers (198-203) Adult Reconstruction Hip III Papers (204-209) Adult Reconstruction Knee II Papers (210-215) Shoulder and Elbow III Papers (216-221) Trauma IV Papers (222-232) Adult Reconstruction Knee III Papers (233-243) Sports Medicine III Papers (244-254) Shoulder and Elbow IV Papers (255-265) Trauma V Papers (266-276) Adult Reconstruction Knee IV Papers (277-287) Adult Reconstruction Hip IV Papers (288-298) Foot and Ankle III Papers (299-309) Sports Medicine IV Papers (310-320) Spine V Papers (321-331) Pediatrics III Papers (332-342) Practice Management/Rehabilitation II Papers (343-353) Hand and Wrist III Papers (354-364) Adult Reconstruction Knee V Papers (365-375) Adult Reconstruction Hip V Papers (376-386) Shoulder and Elbow V Papers (387-397) Sports Medicine V Papers (398-408) Musculoskeletal Oncology II Papers (409-419) Adult Reconstruction Knee VI Papers (420-430) Adult Reconstruction Hip VI Papers (431-441) Adult Reconstruction Knee VII Papers (442-447) Adult Reconstruction Hip VII Papers (448-453) Adult Reconstruction Knee VIII Papers (454-459) Shoulder and Elbow VI Papers (460-465) Sports Medicine VI Papers (466-471) Trauma VI Papers (472-477) Foot and Ankle IV Papers (478-483) Practice Management/Rehabilitation III Papers (484-489) Hand and Wrist IV Papers (490-495) Spine VI Papers (496-501) Musculoskeletal Oncology III Papers (502-507) Pediatrics IV Papers (508-513) Spine VII Papers (514-519) Pediatrics V Papers (520-525) Trauma VII Papers (526-531) Foot and Ankle V Papers (532-537) Musculoskeletal Oncology IV Papers GP Global Perspectives Paper Session OVT001-OVT012 Award Winners OVT013-OVT020 Adult Reconstruction Hip OVT021-OVT029 Adult Reconstruction Knee OVT030-OVT045 Foot and Ankle OVT046-OVT054 Hand and Wrist OVT055-OVT062 Musculoskeletal Oncology OVT063-OVT071 Pediatrics OVT072 Practice Management/Rehabilitation OVT073-OVT103 Shoulder and Elbow OVT104-OVT109 Spine OVT110-OVT145 Sports Medicine OVT146-OVT161 Trauma P0001-P0070 Adult Reconstruction Hip Poster Session 1 P0071-P0150 Adult Reconstruction Knee Poster Session 1 P0151-P0165 Foot and Ankle Poster Session 1 P0166-P0180 Hand and Wrist Poster Session 1 P0181-P0195 Musculoskeletal Oncology Poster Session 1 P0196-P0220 Pediatrics Poster Session 1 P0221-P0260 Practice Management/Rehabilitation Poster Session 1 P0261-P0330 Shoulder and Elbow Poster Session 1 P0331-P0390 Spine Poster Session 1 P0391-P0445 Sports Medicine Poster Session 1 P0446-P0500 Trauma Poster Session 1 P0501-P0570 Adult Reconstruction Hip Poster Session 2 P0571-P0650 Adult Reconstruction Knee Poster Session 2 P0651-P0665 Foot and Ankle Poster Session 2 P0666-P0680 Hand and Wrist Poster Session 2 P0681-P0695 Musculoskeletal Oncology Poster Session 2 P0696-P0720 Pediatrics Poster Session 2 P0721-P0760 Practice Management/Rehabilitation Poster Session 2 P0761-P0830 Shoulder and Elbow Poster Session 2 P0831-P0890 Spine Poster Session 2 P0891-P0945 Sports Medicine Poster Session 2 P0946-P1000 Trauma Poster Session 2 P1001-P1010 Guest Nation - Germany Posters Symposium A Progressive Collapsing Foot Deformity (PCFD) – Discussing the New Concepts with the Consensus’s Group of Experts Symposium AA How to Succeed in Your First Three Years of Practice Symposium B Where Third and First Worlds Collide: Global Surgery Up Close and Personal Symposium BB Total Wrist Arthroplasty: An International Perspective Symposium C Assuring a Competent Workforce: Meeting the Changing Educational Needs of Our Patients, Residents, Fellows, and Future Partners Symposium CC Make Pigmented Villonodular Synovitis a Thing of the Past! Treat Tenosynovial Giant Cell Tumor (TGCT) Instead Symposium D AAOS and Biologics Alliance Present: Use of Orthobiologics in Your Practice Symposium E Health Disparity in Orthopaedic Surgery: Integration of Patient, Physician, and Healthcare System Symposium F Tips and Tricks to Save You During Revision Total Hip Arthroplasties: Video-Based Demonstrations Symposium G Racial Disparities in Orthopaedic Surgery: The Role of Diversity in Healthcare Equity Symposium H Primary Total Knee Replacement: Trends Over the Past Decade – Am I Still Up To Date? Symposium I How Do I Get Out of this Jam? Managing Intraoperative and Early Postoperative Problems in Shoulder Arthroplasty Symposium K New Zealand Joint Registry: What We Can Do, What We Have Learned Symposium L A Playbook for Getting Orthopaedic Innovations from ‘Farm to Market’ Symposium M Total Hip Arthroplasty and the Spinopelvic Relationship: What's the Latest! Symposium N Current Evidence on the Use of Orthobiologics – What is Myth and What is Reality? (Presented in Spanish) Symposium O Arthroscopic Simulation Based Training of Orthopaedic Surgery Residents: Past, Present, and Future Symposium P Cervical Disorders in Young Patients: Management of Multi-Level Disk Herniations Symposium Q Periprosthetic Joint Infections of the Knee: Everything You Need to Know in 90 Minutes Symposium R What's New in Pediatric Sports Medicine Symposium S The Pros and Cons of a National Health Service in the Post COVID Era Symposium T President's Symposium Symposium U Best of Canadian Orthopaedic Subspecialty Societies: Research to Impact Care Symposium V Disaster-Plasty: A Case-Based Guide to Leveraging Trauma and Arthroplasty Skills for the Extreme Challenges Symposium W CANCELLED-Elite Performance in Surgery: Lessons from the Olympics and the Navy SEALs Symposium X Annual Meeting Highlights Symposium Y Addressing Controversies and Achieving Consensus in the Management of Multiligament Knee Injuries (MLKI): Surgical Timing and Rehabilitation (STaR) MLKI Study Group Symposium Z An Update and Some Controversies in Pelvic and Acetabular Trauma TPA1 Top Paper Awards: Pivotal Moments 1 TPA2 Top Paper Awards: Pivotal Moments 2
Orthopaedic Video Theater Paper Presentations Posters Symposium
Adult Reconstruction Hip Adult Reconstruction Knee Basic Research Foot and Ankle General Hand and Wrist Infection Musculoskeletal Oncology Patient Care Non-technical Pediatrics Practice Management/Rehabilitation Residents/Fellows Shoulder and Elbow Spine Sports Medicine Technology Trauma
Tuesday, March 7 Wednesday, March 8 Thursday, March 9 Friday, March 10
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