001 Comparison of 90-Day Adverse Events associated with Aspirin and Potent Anticoagulation Use for Venous Thromboembolism Prophylaxis: A Cohort Study of 72,288 Primary Total Knee Arthroplasty Patients 002 The Effect of Preoperative Tramadol Use on Opioid Use after Primary Total Hip and Knee Arthroplasty: An Institutional Experience of 11,000 Patients 003 Functional Outcomes of a Comprehensive Joint Health Program for Whole Person Management of Knee Osteoarthritis 004 Adverse Events Associated with Robotic-Assisted Arthroplasty: An Analysis of the US Food and Drug Administration Manufacturer and User Facility Device Experience Database 005 Prospective Randomized Study Using Pharmacogenetics to Customize Postoperative Pain Medication following Hip and Knee Arthroplasty 006 Motion during Total Knee Cementing Significantly Decreases Tibial Implant Fixation Strength 007 Assessing the Influence of Body Mass Index, Tibial Component Surface Area, and Tibial Stem Length on Survivorship and Revision Rates in Total Knee Arthroplasty 008 A Retrospective Comparison of Functional and Radiographic Outcomes Between Types of Tibial Polyethylene Inserts in Primary Total Knee Arthroplasty 009 Tourniquet-Free Minimally-Invasive Total Knee Arthroplasty is Associated with Early Aseptic Loosening 010 Does Extended Oral Antibiotic Prophylaxis after Total Joint Arthroplasty Increase Rates of Antimicrobial Resistance? 011 Arthrotomy Dehiscence following Total Knee Arthroplasty with Barbed Suture: Should We be Concerned? 012 Opioid-Sparing Pain Management Protocol following Shoulder Arthroplasty Results in Less Opioid Consumption and Higher Satisfaction: A Prospective, Randomized Control Trial 013 Opioid-Free Shoulder Arthroplasty is Safe, Effective, and Predictable Compared to a Traditional Perioperative Opiate-Containing Regimen: A Randomized Controlled Trial of a Novel Clinical Care Pathway 014 Racial Disparities in the Utilization of Shoulder Arthroplasty in the United States: Trends from 2011 to 2017 015 Total Shoulder Arthroplasty in Ambulatory Surgery Centers vs. Hospital Surgery Centers: A Matched-Cohort Analysis of Complications and Costs 016 Factors Associated with Functional Improvement after Posteriorly Augmented Total Shoulder Arthroplasty 017 Case Survey of Surgical Management of Glenoid Bone Loss in Shoulder Arthroplasty: A Study of the ASES B2 Glenoid Multicenter Research Group 018 A Comparison of Patient Same Day Discharge Selection following Shoulder Arthroplasty Before and After the COVID-19 Pandemic 019 The Effect of Obesity and Morbid Obesity on 5-Year Surgical Complications following Anatomic Total Shoulder Arthroplasty and Reverse Total Shoulder Arthroplasty 020 Predictors of Success Following Single-Stage Revision Shoulder Arthroplasty: Results at a Mean of 5 Year Follow-Up in 112 Patients 021 Revision of Total Shoulder Arthroplasty to Hemiarthroplasty: Results at Mean Five-Year Follow Up 022 Clinical and Radiographic Outcomes of Hybrid Glenoid Fixation with a Central Porous Titanium Post: Analysis of 713 Consecutive Shoulders 023 Housing Instability, Unemployment, Lack of Transportation, and Trouble Affording Medications are Associated with Worse PROMIS Scores at Initial Presentation to an Orthopaedic Surgery Clinic 024 Racial Disparities in Completion of Surgeries Canceled for COVID-19 025 Diversity in Orthopaedic Surgery Residency Applications: Where are We? 026 Comparison of Orthopaedic Surgery Residency Training: Perceptions Differ Based on Resident Gender 027 Ethnic and Gender Diversity in Academic Orthopaedic Surgery: A Cross Sectional Study 028 Trends in Racial Diversity among Orthopaedic Applicants, Residents, and Faculty 029 An Analysis of Underrepresented Minority Away Rotation Scholarships in Orthopaedics and Comparison to the Other Surgical Specialties 030 Racial Discrimination and Non-Inclusive Work Environments in Orthopaedic Residency: Results of a Survey of 310 Black Orthopaedic Surgeons in Training and Practice 031 Do Health Disparities Persist Beyond Discharge Disposition for Socially Vulnerable Groups after Total Knee and Hip Arthroplasty? 032 Do Medicaid Patients have Less Access to Orthopaedic Care? 033 Peer-to-Peer Osteoporosis Risk Assessment Training to Prevent Fractures in Underserved Communities 034 Management of Acute Distal Tibial and Complex Ankle Fractures with Retrograde Tibial Nailing 035 Tranexamic Acid Associated with Less Wound Complications in Ankle and Hindfoot Surgery 036 Medicaid Patients Face Limited Access to Care for Ankle Sprains 037 Impact of Resilience on Patient-Reported Outcomes of First Metatarsophalangeal Arthrodesis 038 Revision Surgery after Failed Index Synthetic Cartilage Implant Resurfacing for Hallux Rigidus 039 Percutaneous Distal Metatarsal Osteotomy for 3rd Space Morton Neuroma 040 Return to Sports and Physical Activity following Flatfoot Reconstruction 041 The Prevalence and Natural History of Asymptomatic Talar Bone Marrow Edema in Professional Ballet Dancers over a Competitive Season 042 Return to Sports and Clinical Outcomes in Suture-Tape Augmentation for Ankle Instability – A Systematic Review 043 In-Office Needle Arthroscopy for the Treatment of Anterior Ankle Impingement Yields High Patient Satisfaction with High Rates of Return to Work and Sport 044 Clinical Outcomes of Anatomical Reconstruction of the Lateral Ankle Ligament Complex: A Systematic Review 045 The Intra-Articular Hematoma Immediately after Ankle Fracture Causes Cartilage Damage that is Partially Attenuated by Anti-Inflammatory Agents 046 Do No Harm: A Retrospective Analysis of the Initial Risk of Complications in Robotic Spine Surgery 047 Can Proximal Junctional Angles on Discharge Radiographs Predict Junctional Complications? A Decision Tree Analysis with 2-Year Minimum Follow Up 048 Correcting Adult Spinal Deformity Patients to Normative Alignment Results in No Functional Benefit but more Proximal Junctional Kyphosis and Proximal Junctional Failure 049 Work Relative Value Units Do Not Reflect the Increased Complexity of Long Fusions for Adult Spinal Deformity 050 Improved Cervical Sagittal Alignment Predicts Better Patient-Reported Outcomes following Long Posterior Fusion 051 Incidence of Postoperative Neurologic Complications after Adult Spinal Deformity Surgery and Rate of Recovery at 5-Year Follow Up 052 Increasing Body Mass Index Correlates with Adverse Outcomes following Adult Spinal Deformity Surgery 053 Navigated vs. Conventional Pediatric Spinal Deformity Surgery: Navigation Independently Predicts Reoperation and Infectious Complications 054 The Incidence of Reoperation for Recurrent Proximal Junctional Kyphosis at Five-Year Follow Up 055 Achievement and Maintenance of Robust Optimal Alignment and Functional Improvement following Adult Spinal Deformity Surgery: A 3-Year Outcome Analysis 056 Normalization of Pelvic Tilt following Corrective Adult Spinal Deformity Surgery: Analysis of Prevalence, Timing, and Factors Determining Occurrence 057 Articular Chondrocytes in Hip Femoracetabular Impingement Present a Less Catabolic Phenotype than Late Stage of Disease 058 Ten-Year Outcome following Surgical Treatment of Femoroacetabular Impingement 059 Predictors of Return to Sport in High-Level Athletes following Hip Arthroscopy 060 What Predicts Successful Long-Term Outcome following Periacetabular Osteotomy in Hips with Dysplasia or Acetabular Retroversion: 30 Years of Experience in 808 Patients 061 Competitive Athletes Undergoing Hip Arthroscopy with Duration of Symptoms Less than One Year Demonstrated Superior Outcomes Compared to Competitive Athletes Who Underwent Hip Arthroscopy with Duration of Symptoms Over One Year 062 Duration of Symptoms Does Not Significantly Influence Outcomes in Patients undergoing Periacetabular Osteotomy 063 Primary Hip Arthroscopy in High-Level Athletes with Borderline Hip Dysplasia: Return to Sport and Minimum 5-Year Outcome Comparison against a Propensity-Matched Control 064 Elite Athletes with Femoral Retroversion Undergoing Hip Arthroscopy Demonstrate Favorable Outcomes and Return to Sport Rates: A Propensity-Matched Analysis with Minimum 2-Year Follow Up 065 Minimum 10-Year Follow-Up Outcomes and Survivorship following Primary Hip Arthroscopy with Acetabular Microfracture 066 Understanding the Biological Pathway of Progression of Hip Osteoarthritis Disease through Transcriptome Analysis 067 What is the Reinfection Rate and Clinical Outcome in Total Hip Arthroplasty for Septic Sequelae in Childhood? A Mid-Term Follow-Up Study 068 Lower Extremity Injury Rates on Artificial Turf vs. Natural Grass Playing Surfaces: A Systematic Review 069 Biomechanical Comparison of Knotless vs. Percutaneous Achilles Repair System (PARS)-To-PARS Technique for Midsubstance Achilles Tendon Rupture Repair 070 Return to Play and Player Performance following Ankle Fractures in Elite European Soccer Players: A Case-Control Study 071 Return to Play and Player Performance following Foot Fracture in Elite-Level European Soccer Players 072 Female Patients are More Likely to Return to Sport and Experience Symptom Resolution after Surgical Treatment for Exertional Compartment Syndrome 073 Paresthesia is Predictive of Symptom Recurrence Following Fasciotomy for Exertional Compartment Syndrome of the Leg 074 Conservative Treatment of Capitellar Osteochondritis Dissecans in Young Baseball Players: Is Annual Ultrasound Elbow Screening Effective? 075 Management of Sublime Tubercle Injuries in Adolescents: Hints of a Classification Scheme 076 The Medical Examination with Ultrasonography Protects Young Baseball Players from Baseball Elbow Injury 077 Pitching Mechanics and the Relationship to Accuracy in Professional Baseball Pitchers 078 Quantifying Patient Sentiment of Treatments for Lateral Elbow Tendinopathy Using Machine Learning 079 Orthopaedic Patient Perspectives on Medical Cannabis: A Survey of over 2,500 Patients 080 Medical Cannabis Use Reduces Opioid Prescriptions in Patients with Chronic Back Pain 081 Reducing Opioids Following Sports Procedures Lowers Consumption Without Impacting Patient-Reported Pain Interference Scores 082 A Multidisciplinary Transitional Pain Management Program is Associated with Reduced Opioid Dependence after Primary Total Joint Arthroplasty 083 Tetrahydrocannabinol and Cannabidiol-based Products May Be an Alternative to Opioids for Orthopaedic Pain 084 The Effect of the Strengthen Opioid Misuse Prevention Act on Opiate Prescription Practices after Total Joint Replacement 085 Medical Cannabis Use Reduces Opioid Prescriptions in Patients with Osteoarthritis 086 Grit Score is Predictive of Pain and Opioid Requirements following Primary Arthroscopic Rotator Cuff Repair 087 The Use of Cannabidiol in Patients with Low Back Pain Caused by Lumbar Spinal Stenosis: An Observational Study 088 Opioid Prescribing Practices after Thumb Carpometacarpal Arthroplasty: Patterns, Trends, and Risk Factors for Additional Refills 089 Factors Influencing Choice of Opioid vs. Non-Opioid Protocols after Orthopaedic Sports Procedures 090 The Induced Membrane Technique: The Impact of Antibiotic Dose in Polymethylmethacrylate Spacers on Healing of Bone Defects in a Rat Model 091 Does Nicotine Account for Differences in Biomarker Profiles of Bone Healing? A Biochemical Survey of Smokers and Non-Smokers 092 Does Local Antibiotic Powder Affect Nonunion Risk in Operatively Treated Tibial Plateau and Pilon Fractures? 093 Local Prophylactic Tobramycin Injection Lowers Open Fracture Infection Rates: A Pilot Retrospective Cohort Study 094 Mid- to Long-Term Results of Single Stage Management of Chronic Osteomyelitis Facilitated by a Bioabsorbable, Gentamicin-Loaded Ceramic in Dead Space Filling 095 A Comparison of Clinical and Radiographic Outcomes between Two Different Biodegradable Local Antibiotic Carriers Used in the Single-Stage Surgical Management of Long Bone Osteomyelitis 096 Methicillin-Resistant S. aureusinfection Impairs Long Bone Fracture Healing by Sustained Inflammation and Cytokine Dysfunction 097 Comparison of Arthroscopy vs. Open Arthrotomy for Treatment of Septic Arthritis in the Knee: Analysis of 90-Day Postoperative Complications 098 Antibiotic Administration Prior to Joint Aspiration Decreases Synovial Fluid White-Blood Cell Count in Native Joint Septic Arthritis 099 Comparing Bone Morphogenic Protein-2 vs. Platelet Derived Growth Factor for the Treatment of Bone Defects in a Small Animal Model 100 Does Local Antimicrobial Therapy Reduce Infection Recurrence in the Treatment of Fracture-Related Infection? 101 Redefining Indications for Cementless Total Knee Arthroplasty: Outcomes in Patients Greater than 75 Years Old 102 Cementless Total Knee Arthroplasty is Associated with a Higher Risk of Periprosthetic Joint Infection and Periprosthetic Fracture 103 Cementless Compared to Cemented Total Knee Arthroplasty is Associated with more Revisions within One Year of Index Surgery 104 Initial Patella Strength Characteristics in Cemented vs. Press-Fit Implants: A Biomechanical Analysis 105 The Initial Fixation of Cementless Total Knee Arthroplasty is Associated with the Anterior-Posterior Translation during Gait: A Computational Study 106 A Comparison of Cementless vs. Cemented Total Knee Replacement: Minimal Difference in Early Outcomes 107 Tibial Component Fixation Measured with Radiostereometric Analysis and MRI in Cementless Total Knee Replacement 108 Early Tibial Component Fractures in a Cementless, 3D Printed, Titanium Implant 109 Early Outcomes of a Press-Fit Trabecular Metal Porous Knee Arthroplasty 110 Undersizing Tibial Baseplates in Cementless Total Knee Arthroplasty has Negative but Small Impact for Bone-Implant Interaction: A Computational Biomechanical Study 111 Mid-Term Performance of the First Mass Produced 3D Printed Cementless Knee in the United States as Reported in the American Joint Replacement Registry 112 Instability Outcomes in Revision Hip Arthroplasty with Isolated Head and Liner Exchange 113 The Fate of a Dislocated Dual Mobility: Intraprosthetic Dissociation Commonly Missed and More than Half Will Require Open Reduction 114 Total Hip and Knee Revisions are Really Outpatient Procedures? Implications of the Removal from the Inpatient Only List 115 Early Failure of Total Hip Arthroplasty in the FORCE-TJR Registry: Incidence, Etiology, and Risk Factors 116 Relationship Between Insulin-Dependent Diabetes Mellitus and Low Preoperative Serum Albumin in Predicting Short-Term Complications following Revision Total Hip Arthroplasty 117 Do Isolated Intraoperative Great Trochanter Fractures Always Need Fixation? A Preliminary Analysis 118 Modular Fluted Tapered Stems for Periprosthetic Femur Fractures: Excellent Results in 171 Revision Total Hip Arthroplasties 119 Extended Oral Antibiotic Prophylaxis after Aseptic Revision Total Hip Arthroplasty: Does it Decrease Infection Risk? 120 Survivorship of Cemented and Cementless Polyethylene Liner Exchange: A Single-institution Experience 121 Comparing Articulating Spacers for Periprosthetic Joint Infection after Primary Total Hip Arthroplasty: All-Cement vs. Real Component Articulating Spacers 122 Registry Data Show Complication Rates and Cost in Revision Hip Arthroplasty 123 Using a Glenoid Pin-Guide with Built-In Inferior Tilt Still Leaves the Majority of Implants Superiorly Tilted: The Importance of the Modified Reverse Shoulder Arthroplasty Angle 124 Diagnosis Specific Thresholds for Minimal Clinically Important Difference, Patient Acceptable Symptomatic State, and Substantial Clinical Benefit after Reverse Total Shoulder Arthroplasty 125 Finite Element Analysis of Glenoid Bone Loss and Baseplate Fixation in Reverse Total Shoulder Arthroplasty 126 Clinical and Radiographic Outcomes Following Acromial or Scapular Spine Fractures in Reverse Total Shoulder Arthroplasty 127 Characterizing Minimally Clinical Important Difference and Assessing the Role of Preoperative PROMIS Scores in Predicting Outcomes for Reverse Total Shoulder Arthroplasty at 2-Year Follow Up 128 Incidence and Risk Factors for Rerevision after Revision Reverse Total Shoulder Arthroplasty 129 Reverse Total Shoulder Arthroplasty in Patients 80 Years of Age and Older: A National Database Analysis of Complications and Mortality 130 Management of Proximal Humerus Bone Loss with Allograft Prosthetic Composite Technique in Shoulder Arthroplasty 131 Reverse Shoulder Arthroplasty with and without Baseplate Wedge Augmentation for Glenoid Deformity 132 A Validated Preoperative Risk Prediction Tool for Discharge to Skilled Nursing or Rehabilitation Facility following Anatomic or Reverse Shoulder Arthroplasty 133 Clinical and Radiographic Outcomes and Graft Incorporation Rate Assessed by CT Scan after Reverse Shoulder Arthroplasty with Glenoid Structural Bone Graft Reconstruction 134 Effect of Screw Size on Surgical Outcomes: A Review of 442 Patients 135 Impact of Preoperative Physical Function Scores on Postoperative Outcomes for Isthmic Spondylolisthesis Patients following Transforaminal Lumbar Interbody Fusion 136 Evaluation of Health Related Quality of Life Improvement in Patients Undergoing Spine vs. Adult Reconstructive Surgery after 1-Year Follow Up 137 Differences in Pain and Narcotic Consumption following Revision Anterior Cervical Discectomy and Fusion: Single vs. Multi-Level 138 No Significant Differences in Complications between Outpatient and Inpatient Single-Level and Multi-Level Cervical Disc Replacement 139 Range of Motion on Flexion and Extension at Long-Term Follow Up after Cervical Total Disc Arthroplasty: A Systematic Review and Meta-Analysis 140 Outcomes of Combined Thoracic Anterior and Lumbar Posterior Tethering vs. Posterior Spinal Fusion for Skeletally Immature Idiopathic Scoliosis 141 HbA1c and BMI are Modifiable Risk Factors for Reducing Wound Complications, but Does Not Influence Risk of Pseudarthrosis 142 A Novel Spinal Reconstruction Method Reduces Instrumentation Failure in Total En bloc Spondylectomy for Spinal Tumors 143 The Drivers of Persistent Opioid Use and its Impact on Healthcare Utilization after Elective Spine Surgery 144 The Impact of Socioeconomic Status on Discharge Disposition following 1-2 Level Posterior Interbody Fusion 145 COVID-19 Disruptions to Postoperative Care Did Not Negatively Affect Elective Primary Total Knee Arthroplasty Outcomes 146 Prior COVID-19 Infection and Total Knee Arthroplasty Risks 147 Evaluating the Risk of Total Knee Arthroplasty Complications During the COVID-19 Pandemic 148 Impact of COVID-19 on Primary and Revision Total Knee Arthroplasty 149 Orthopaedic Problems Remain a Priority Despite COVID 19 Anxieties 150 Risk of Thromboembolic Events as Measured by Endothelial Function is Not Elevated in Total Knee Replacement Patients with History of COVID Disease 151 The Impact of the COVID-19 Pandemic on US Total Knee and Hip Arthroplasty Procedures in 2020 152 Shifting Trends in Arthroplasty Patient Characteristics following the COVID-19 Shutdown 153 Lymphocyte Responses to Metals in Poorly Performing Total Knee Replacement Patients Exhibit Comparable Potency to Lymphocyte Responses to COVID-19 Vaccination 154 The Impact of the COVID-19 Pandemic on Orthopaedic Knee Procedures: A National Multicentered Analysis 155 COVID-19-Vaccinated Total Joint Replacement Candidates Exhibit Potent Lymphocyte Memory to Sars-CoV-2 Compared to Non-Vaccinated Candidates: Implications for Future Preoperative COVID-19 Immune Profiles 156 Surgeons Experience Greater Cardiorespiratory Strain and Stress During Total Hip Arthroplasty than Total Knee Arthroplasty 157 Opioid-Free Total Hip Arthroplasty: A Prospective, Randomized Controlled Trial 158 Long-Term Follow Up of Conventional Polyethylene in Total Hip Arthroplasty for Young Patients: Heightened Wear-Related Complications are Observed at the Beginning of the Third Decade 159 Total Hip Arthroplasty for Fracture is Not Adequately Compensated by Work Relative Value Units 160 Mepivacaine versus Bupivacaine Spinal Anesthesia for Primary Total Joint Arthroplasty: A Systematic Review and Meta-Analysis 161 An Analysis of a National Administrative Data Set Demonstrating No Evidence of Increase in Elective Primary Total Hip Arthroplasty Dislocation Rates when Postoperative Hip Precautions are Not Used 163 New Polyethylenes in Total Hip Replacement: A 20-Year Follow-Up Study 164 Impact of Implant Design on Femoral Stem Migration following Direct Anterior and Direct Lateral Primary Total Hip Arthroplasty 165 Large Variation in Listed Chargemaster Price for Total Joint Arthroplasty Among Top Orthopaedic Hospitals in the United States 166 Effects of the COVID-19 Pandemic on Outcomes following Total Knee and Hip Arthroplasty in a Large Hospital System 167 Challenges and Patterns of Registry Research in Sarcoma 168 A Pilot Study of Intralesional Injection of Triamcinolone Acetonide for Desmoid Tumors: One-Year Outcomes 169 A Novel Intraoperative Method to Project the Desired Osteotomy Lines during Wide Resection of a Primary Bone Sarcoma 170 Neoadjuvant Radiation Influences the Pseudocapsule in Soft Tissue Sarcoma: A Histopathologic and Radiographic Evaluation 171 Dual-Agent Fluorescent Labeling of Soft-Tissue Sarcomas Improves the Contrast Based upon Targeting Both Necrotic and Active Components of the Tumor Milieu 172 High Local Recurrence Rates in Patients Diagnosed with Myxofibrosarcomas 173 Transcutaneous Oxygen as a Predictor of Wound Healing Complications in Preoperatively Radiated Soft Tissue Sarcoma 174 The Addition of Anaerobic Coverage to Perioperative Antibiotic Prophylaxis during Soft Tissue Sarcoma Resection Decreases the Rate of Wound Complications 175 Does Synovial Sarcoma Grade Predict Oncologic Outcomes, and Does a Low-Grade Variant Exist? 176 COMPASS Complex Inhibition Targets Metastasis in Undifferentiated Pleomorphic Sarcoma Cells 177 Pulmonary Metastasectomy in Bone and Soft Tissue Sarcoma with Metastasis to the Lung 178 Clinical Utility of a Skeletal Dysplasia Gene Panel Testing Program for the Identification and Management of Diseases Requiring Orthopaedic Management 179 The Utility of Intervention Radiology-Guided Biopsy in Treatment of Pediatric Osteomyelitis 180 Incidence of Focal Osteolysis in a Titanium Limb Lengthening Device: A Comparison to a Stainless-Steel Model 181 Is Combined Surgical Dislocation and Proximal Femoral Osteotomy a Safe Procedure for Complex Hip Deformities? 182 Treatment of Borderline Acetabular Dysplasia in the Pediatric Patient: Is Periacetabular Osteotomy the Best Option? 183 Timing of Ultrasound for the Diagnosis of Developmental Dysplasia of the Hip in Premature Infants 184 Quadriceps Tendon Anterior Cruciate Ligament Reconstruction in Skeletally Immature Patients: Clinical and Patient-Reported Outcomes 185 Surgical Correction of Cubitus Varus in Children with Lateral Closing-Wedge Osteotomy: A Comparison Between Two Different Techniques 186 Epidemiology and Revision Rates of Pediatric Anterior Cruciate Ligament Reconstruction in New York State 187 Does Casting / Bracing Prevent Curve Progression in Early Onset Scoliosis Patients with Connective Tissue Disease? 188 Neuromuscular Patients are 40% More Likely to Get a Cast Injury 189 Can the Fracture Risk Assessment Score Predict Risk of Short-Term Contralateral Hip Fracture Risk in Geriatric Trauma Patients? 190 Lessons Learned from Bone Health Care: Gaps Remain in the Treatment of Osteoporosis-Related Hip Fractures 191 Disowning the Bone: Trends in Osteoporotic Medication Utilization following Own the Bone Initiative 192 Medical and Surgical Reasons of Readmission to Hospital after Hip Fracture Surgery 193 Does Prior Lumbar Fusion Influence Dislocation Risk in Hip Arthroplasty Performed for Femoral Neck Fracture? 194 Outcomes in Geriatric Pelvic Insufficiency Fractures: A Meta-Analysis 195 Pelvic Insufficiency Fractures: A New Osteoporotic Defining Event Based on the American Own the Bone Registry 196 Acetabular Fractures in the Elderly Treated with Open Reduction Internal Fixation vs. Acute Total Hip Arthroplasty: A National Study of Healthcare Utilization, Complications, and Readmissions 198 Ambulation on Hip Fracture Postoperative Day 1: A Marker for Better Outcomes following Surgery 199 Impact of Increased Time-to-Surgery on Outcomes in Geriatric Acetabular Fractures 200 Do Ultraviolet Air Disinfection Units Lower the Level of Viable Airborne Particulates in the Operating Room? 201 High Mortality after Total Knee Arthroplasty Periprosthetic Joint Infection is Related to Preoperative Fragility and the Disease Process but Not Treatment 202 Low Utility of Commonly Used Serum and Synovial Markers in Predicting Treatment Failure After Two-Stage Revision with Low-Friction or High-Friction Spacers 203 Effectiveness of Manual Terminal Cleaning Varies on High-Touch Surfaces Near the Operative Field 204 The Effect of Prosthetic Joint Infection on Long-Term Work Status and Quality of Life 205 Receiving Intra-Articular Injections within Three Months of Primary Total Knee Arthroplasty Increases Risk of Periprosthetic Joint Infection: A Systematic Review and Meta-Analysis 206 Repeated 2-Stage Arthroplasty to Treat a Failed 2-Stage Revision for Periprosthetic Hip or Knee Infection: Is it Worthwhile? 207 Prosthetic Knee Infection with Coagulase-Negative Staphylococcus: A Harbinger of Poor Outcomes 208 Efficacy of Periprosthetic Joint Infection Eradication at a Single Academic Institution 209 Factors Affecting the Incidence and Timing of Total Knee Arthroplasty Infection 210 Locked Intramedullary Nail as a Static Spacer in Periprosthetic Joint Infection is Effective in Treating Multiply Revised Total Knee Arthroplasty Patients 211 Presence of Dorsoulnar Fragment in Distal Radius Fractures Associated with Increased Proximal Carpal Row Malalignment 212 Open Distal Radius Fractures: Elective or Urgent Surgery? 213 Validation of a Novel Smartphone-Based Electronic Data Capture System following Surgical Fixation of Distal Radial Fractures 214 Mid to Long-Term Outcome of the Achilles Allograft Interposition for Failed Darrach Distal Ulna Resections 215 The Size of Volar Locking Plates: Does it Matter? 216 Investigating the Cost-Effectiveness of Various Distal Radius Fracture Treatments 217 Scaphoid Fractures Requiring Bone Graft: Does Graft Source Matter? 218 A Nationwide Analysis of Patient Demographics, Utilization Trends, and Reimbursements for Total Wrist Arthroplasty and Wrist Fusion for End-Stage Osteoarthritis of the Wrist 219 Functional Outcomes of Flexor Tendon Repair in the Fingers: A Comparison of Wide Awake Local Anesthesia vs. Traditional Anesthesia 220 Reporting Quality and Adherence to the Consolidated Standards Of Reporting Trials Checklist of Randomized Controlled Trials Underpinning the American Academy of Orthopaedic Surgeons Upper Extremity Clinical Practice Guidelines 221 The “Fight Bite” Saline Joint Loading Test: Effectiveness in Detecting Simulated Traumatic Metacarpophalangeal Arthrotomies 222 Fact or Fiction: The "5 Millimeter Rule" in Isolated Greater Tuberosity Fractures of the Proximal Humerus 223 Model for End-Stage Liver Disease Score Greater than 10 Predicts Poor Short-Term Outcomes after Surgical Management of Proximal Humerus Fractures: A Matched Analysis 224 Humerus Periprosthetic Fracture Patterns Differ in Short-Stem vs. Standard-Stem Shoulder Arthroplasty Implants 225 Lower Rate of Revision Surgery after Primary Arthroplasty Compared to Open Reduction Internal Fixation for Geriatric Proximal Humerus Fractures 226 Proximal Ulna Fractures Fixed with Dorsal Locking Plates: Are they all the Same? 227 The Forequarter Lateral Implosion Injury 228 Deltoid Sparing Modified Judet Approach for the Treatment of Extraarticular Scapula Fractures: A Muscle Sparing Approach 229 Osteosynthesis and Radial Head Arthroplasty Achieve Comparable and Favorable Results in Terrible Triad Injury: A Systematic Review using Propensity Score Matching 230 Coronoid Displacement in Monteggia Fractures Predicts Ultimate Function 231 Fracture Morphology and Surgical Technique as Predictors of Major Postoperative Complications in Midshaft Clavicle Fractures 232 Comminuted Olecranon Fractures (Mayo IIB): Is Tension Band Wiring Enough? 233 Synovial White Blood Cell Count and Differential to Predict Successful Infection Management in a Two-Stage Revision 234 Polymicrobial Periprosthetic Joint Infection Failures: Reinfection or Persistence? 235 General vs. Neuraxial Anesthesia in Revision Surgery for Periprosthetic Joint Infection 236 Do Extended Oral Antibiotic Prophylaxis Reduce the Incidence of Periprosthetic Joint Infections after Aseptic Total Hip or Knee Arthroplasty Revisions? 237 Complications Associated with Contracting COVID-19 following Primary Elective Total Joint Arthroplasty 238 Bridging Massive Acetabular Defects with the Triflange Cup: 10- to 28-Year Results 239 The Antimicrobial Properties of Exogenous Copper in Human Synovial Fluid against Staphylococcus aureus: An In-Vitro Study 240 Predictors of Success with Chronic Antibiotic Suppression for Prosthetic Joint Infections 241 Image-Guided Intra-Articular Corticosteroid Injections and Risk of Infection after Total Hip Arthroplasty 242 What is the Duration of Irrigation? An In-Vitro Study of the Time to Eradicate Bacteria with Common Irrigation Solutions 243 Is Intraoperative Dexamethasone Administration Associated with Increased Rates of Periprosthetic Joint Infection? 244 Spontaneous Lumbar Curve Correction following Vertebral Body Tethering of Main Thoracic Curves 245 Cervical Alignment following Vertebral Body Tethering for Adolescent Idiopathic Scoliosis 246 Beware of Open Triradiate Cartilage: 1 in 4 Patients will Lose >10 Degrees of Correction following Posterior Only Fusion 247 An Algorithm for Using Deep Learning Convolutional Neural Networks with Three Dimensional Depth Sensor Imaging in Scoliosis Detection 248 Understanding the Learning Curve Associated with Anterior Vertebral Body Tethering for the Treatment of Scoliosis Across Multiple Centers 249 Does a Dedicated a Scoliosis Team and Surgical Standardization Improve Outcomes in Adolescent Idiopathic Scoliosis Surgery, and is it Reproducible? 250 Initial Intraoperative Experience Using Robotics Coupled with Computer-Assisted Navigation for Pedicle Screw Placement: Are there Differences in Surgical Effectiveness, Safety, and Cost Compared to the Freehand Technique for Patients with Adolesce 251 Anterior Vertebral Body Tethering for Idiopathic Scoliosis: How Well Does the Tether Hold Up? 252 Perioperative Outcomes of Anterior Vertebral Spinal Tethering vs. Posterior Spinal Fusion for Skeletally Immature Patients with Idiopathic Scoliosis 253 Posterior Cervical Spinal Fusion in the Pediatric Population using Modern Adult Instrumentation – Clinical Outcome and Safety 254 Socioeconomic Disparities in Pediatric Scoliosis Surgery 255 Mid-Term Outcomes and Survivorship of Arthroscopic Elbow Debridement: A Comparison of Posttraumatic vs. Primary Degenerative Osteoarthritis 256 Arthroscopic Debridement of Osteochondritis Dissecans Lesions of the Capitellum: Satisfactory Results for Most Patients at Long-Term (5-24 years) Follow Up 257 Long-Term Outcomes of Distal Biceps Injuries: A Comparative Study of Surgical and Nonsurgical Management at a Mean Follow Up of 13 Years 258 The Comparative Performance of Radial Head Prostheses in Patients Younger than and Older than 50 Years: A Systematic Review 259 Revision Radial Head Arthroplasty: Outcomes of Placing Another Implant 260 Acute vs. Delayed Radial Head Arthroplasty for the Treatment of Radial Head Fractures 261 What are the Causes and Risk Factors for 90-Day Readmissions following Primary Total Elbow Arthroplasty? 262 Unexpected High Early Failure Rate of the Nexel Total Elbow Arthroplasty 263 Complications of Static Antibiotic Cement Spacers Used for Elbow Infections 264 The 5-Item Modified Frailty Index for Risk Stratification of Patients Undergoing Total Elbow Arthroplasty 265 Influence of Medical Comorbidity and Surgical Indication on Total Elbow Arthroplasty Cost of Care 266 Postoperative Diagnosis of COVID-19 is Associated with Increased Risk of Venous Thromboembolism following Total Joint Arthroplasty 267 Alcohol Use Disorder is Associated with Longer In-Hospital Lengths of Stay and Higher Rates of 90-Day Medical Complications following Primary Total Hip Arthroplasty 268 Aspirin Thromboprophylaxis is Associated with Less Major Bleeding Events following Total Joint Arthroplasty 269 Quantitative Susceptibility Mapping of Brain Regions to Assess Metal Deposition following Total Hip Arthroplasty and Hip Resurfacing Arthroplasty 270 Surgeon and Facility Volume are Associated with Postoperative Complications after Total Hip Arthroplasty 271 The Reverse Fragility Index: A Systematic Review and Meta-Analysis of Randomized Controlled Trials Assessing the Safety and Effectiveness of Aspirin for Venous Thromboembolism Prophylaxis after Total Knee and Hip Arthroplasty 272 Removal of Total Hip and Total Knee Arthroplasty from the Inpatient Only List: Impact on Health Disparities 273 Oxidized Zirconium vs. Cobalt Chrome Femoral Heads in Total Hip Arthroplasty: A Multicenter Prospective Randomized Controlled Trial with 10 Years Follow Up 274 Ten-Year Radiosterometric Analysis of Polyethylene Wear between Oxidized Zirconium and Cobalt Chrome Articulations in Total Hip Arthroplasty 275 Aspirin is Not for Everyone: Discharge to Non-Home Facilities after Total Hip and Knee Arthroplasty Increases Risk of Venous Thromboembolism 276 Comparison of 90-Day Adverse Events associated with Aspirin and Potent Anticoagulation Use for Venous Thromboembolism Prophylaxis: A Cohort Study of 35,142 Primary Total Hip Arthroplasty Patients 277 Analysis or Readmissions and Reoperations following Minimally Invasive vs. Open Lumbar Interbody Fusion: A National Study 278 Single Position Lumbar Fusion: A Systematic Review and Meta-Analysis 279 The Relative Contribution of Anterior Techniques vs. Posterior Techniques in Restoring Spinal Balance in Circumferential Minimally Invasive Surgical Correction of Adult Spinal Deformity without Osteotomies 280 A Comparison of Open, Minimally Invasive, and Robotic Single-Level Lumbar Fusion Surgery: Predictors of Readmission and Extended Length of Stay 281 The Deleterious Effects of Frailty on Perioperative Outcomes in Spine Surgery are Mitigated by Minimally Invasive Techniques 282 Two-Year Outcomes following Minimally Invasive Transforaminal Lumbar Interbody Fusion using Expandable vs. Static Interbody Cages 283 The Impact of Computer-Assisted Navigation on Charges and Readmission in Lumbar Spinal Fusion 284 Factors Delaying Discharge in Patients Eligible for Ambulatory Lumbar Fusion Surgery 285 Impact of Smoking among Obese Patients Undergoing Minimally Invasive Transforaminal Lumbar Interbody Fusion 286 Risk Factors for Subsidence following Anterior Lumbar Interbody Fusion 287 Lateral Lumbar Interbody Fusion in the Outpatient Setting: Clinical Case Series 288 Gender Disparities in Shoulder and Elbow Publications 289 Complications in Arthroscopic Rotator Cuff Repairs: A Consideration of Operative Age 290 Risk of Reoperation, Revision, and Contralateral Rotator Cuff Repair is Increased following Rotator Cuff Repair in Patients with Concurrent Cervical Spine Degenerative Disease and is Unaffected by Rotator Cuff Repair / Anterior Cervical Discectomy 291 Open vs. Arthroscopic Rotator Cuff Repair: A Matched Cohort Analysis of Postoperative Complications, Surgical Outcomes, and Cost 292 Outcomes after Arthroscopic Repair of Small to Large Rotator Cuff Tears in the Setting of Mild to Moderate Glenohumeral Osteoarthritis 293 Minimum 5-year Outcomes of Superior Capsule Reconstruction vs. Latissimus Dorsi Transfer 294 Mental Health Status, Not Resilience, Influences Functional Recovery after Arthroscopic Rotator Cuff Repairs 295 Massive Irreparable Rotator Cuff Tears: A Prospective Analysis of Outcomes following Partial Repair with 2-Year Follow Up 296 Rotator Cuff Tendon Healing Using Human Dermal Fibroblasts in Place of Human Tenocytes: Histological and Biomechanical Analyses in a Rabbit Model of Chronic Rotator Cuff Tear 297 Arthroscopic Subacromial Decompression is Not Necessary for Small to Medium Arthroscopic Rotator Cuff Repair 298 Symptomatic Rotator Cuff Tear Progression 299 The Impact of the COVID-19 Pandemic on Injury Onset and Timing in Division 1 NCAA Athletes 300 Incidence of Postoperative Infections in Rheumatic Disease Patients undergoing Arthroscopy was not Affected by Use of Immunosuppressive Medications 301 Postoperative Pain Medication Utilization in Pediatric Patients Undergoing Sports Orthopaedic Surgery: Characterizing Patient Usage Patterns and Opioid Retention 302 Trends in Racial, Ethnic, and Gender Diversity in Orthopaedic Surgery Sports Medicine Fellowships from 2007-2020 303 Current Gender Diversity and Geographic Trends Among Orthopaedic Sports Medicine Surgeons 304 A 30-Year Assessment of Randomized Controlled Trials in The American Journal of Sports Medicine: 1990-2020 305 A Comparison of Second Generation Needle Arthroscopy with Magnetic Resonance Imaging as a Primary Diagnostic Test for the Evaluation of Shoulder and Knee Pain 306 Patient-Reported Outcome Measurement Information System Depression and Anxiety in Elective Knee Surgery Patients 307 Complications, Re-Operations, and Factors for Adverse Outcomes After Extensor Mechanism Repair Surgery in a Large Cross-Sectional Cohort 308 Timing of Anterior Cruciate Ligament Reconstruction and Risk of Revision Surgery 309 Second Anterior Cruciate Ligament Tear is associated with Three-Fold Increase in Chondral Injuries 310 Predictors of Failure of Fixation and Nonunion in Periprosthetic Distal Femur Fractures 311 Predictors of Early Prosthetic Joint Infection after Aseptic Revision Knee Arthroplasty 312 Why and What Happens to Young Patients Who Need Revision Total Knee Arthroplasty? 313 Preoperative Activity Level an Indicator of Postoperative Functional Outcomes with a Contemporary Revision Total Knee System 314 The Fate and Relevance of the Patella in Two-Stage Revision Total Knee Arthroplasty for Periprosthetic Joint Infection 315 Multiply Revised Total Knee Arthroplasties (TKA) Have Worst Outcomes Compared to Index Revision TKA 316 Risk Factors for Reoperation following Megaprosthesis in Revision Total Knee Arthroplasty 317 Clinical Outcomes and Survivorship of Distal Femur Replacements Using Cemented vs. Cementless Femoral Stems 318 Modernized Full Component Aseptic Revision Total Knee Arthroplasties Have Similar Recoveries Compared with Primary Total Knee Arthroplasty Patients 319 Extended Oral Antibiotic Prophylaxis after Aseptic Revision Total Knee Arthroplasty: Does it Decrease Infection Risk? 320 Tourniquet Use is Associated with Improved Outcomes in Aseptic Revision Total Knee Arthroplasty 321 Patient-Reported Penicillin Allergy in Spine Surgery 322 Are Postoperative Prophylactic Antibiotics Necessary in Patients Undergoing Spine Surgery with Bone Graft? A Propensity Matched Analysis 323 A Prospective, Multicenter, Clinical Evaluation of a Bioactive Fiber-Based Bone Graft Material in Lumbar Posterolateral Spine Fusion: An Interim Analysis at 1-Year Utilizing CT Scan and X-ray Evaluation 324 Impact of Total Hip Arthroplasty on Postoperative Improvement following Lumbar Fusion 325 Metallosis Observed in Spine Instrumentation Revision is Strongly Associated to Titanium Presence in Tissues as well as Patient Diagnosed Infection Status 326 Do Cauda Equina Syndrome Patients Treated with Decompression have Higher Long-Term Rates of Conversion to Lumbar Fusion compared to Patients who Undergo Decompression for Lumbar Spinal Stenosis? 327 The Role of Gender in Academic Productivity, Impact, and Leadership among Academic Spine Surgeons 328 Racial Disparities in Spine Surgery: A Systematic Review 329 Medicare Reimbursement Trends for Cervical Disc Arthroplasty are Not Sustainable 330 Opioid Use after Spine Surgery: How Much are We Overprescribing? 331 Telemedicine in Spine Patients: Utilization and Satisfaction Remain High Even after COVID-19 Lockdown 332 Assessment of Staphylococcal Clinical Isolates from Periprosthetic Joint Infection for Potential Bacteriophage Therapy 333 The Engineered Antimicrobial Peptide PLG0206 has High Biofilm and Planktonic Activity against Multi-Drug Resistant ESKAPE Organisms 334 An Engineered Antimicrobial Peptide, PLG0206, Reduces Biofilm Mass and Increases Survival in a Rabbit Model of Staphylococcus aureus Periprosthetic Joint Infection 335 Novel Debridement, Antibiotic, Implant Retention Swine Model to Study Implant-Related Periprosthetic Joint Infection 336 In Vitro Analysis of Anti-Biofilm Effect of Intraoperative Irrigation Solutions against Escherichia Coli Biofilm 337 Common Wound Irrigation Solutions Can Produce Different Response in Infected Host Tissue vs. Sterile Host Tissue: Murine Air Pouch Infection Model 338 Combined Therapy of Adipose-Derived Mesenchymal Stem Cells and Antibiotics has a Good Antibacterial Effect for Methicillin-Sensitive Staphylococcus Aureus in a Rat Periprosthetic Joint Infection Model 339 Prospective Ex Vivo Activity of PLG0206 on Chronic Periprosthetic Joint Infection Total Knee Arthroplasty Components: The Knee Explant Analysis Study 340 Novel Antibody Disrupts Biofilm in Implant Associated Infection Model 341 Efficacy of Saline Wash Plus Antibiotics Doped Polyvinyl Alcohol Composite (PVA-VAN/TOB-P) In a Preclinical Model 342 Killing of Antibiotic Resistant and Tolerant Persister Cells in Staphylococcus aureus and Pseudomonas aeruginosa Agar Lawn Biofilms with Combination Antibiotics Released from High Purity Calcium Sulphate Beads 343 Decreased Reimbursement for Total Joint Arthroplasty with Shift to Outpatient Procedures 344 Hospital Revenue, Cost, and Contribution Margin in Inpatient vs. Outpatient Designation for Primary Total Hip Arthroplasty 345 Trends in Primary Total Hip Arthroplasty: 10-Year Cost vs. Revenue Analysis 346 Internal Fixation Associated with Higher Resource Utilization than Arthroplasty for Femoral Neck Fractures 347 The Growth of Outpatient Joint Arthroplasty and the Financial Impact on Hospitals 348 Hospital Revenue, Cost, and Contribution Margin in Inpatient vs. Outpatient Designation for Primary Total Knee Arthroplasty 349 Outcomes and Cost Analysis of an Accelerated Discharge Unit after Total Joint Arthroplasty at a Tertiary Academic Center 350 Inflation-Adjusted Medicare Reimbursement is Decreasing for Orthopaedic Sports Surgeons: An Analysis from 2000 to 2020 351 Financial Burden of Total Knee Arthroplasty Periprosthetic Joint Infection Treatment: Debridement, Antibiotics and Implant Retention, One-Stage and Two-Stage Exchange 352 Health Maintenance Organizations Decrease Economic Expenditure for Patients Undergoing Anterior Cruciate Ligament Reconstruction: Multivariable Analyses of 34,862 Patients Evaluating the Effect of Insurance Plan Type on Economic Expenditure and Su 353 Should Medicare Surgeon Reimbursement for Total Joint Replacement Be Risk-Adjusted for Patient Complexity? A Risk-Payment Analysis among all Primary Joint Replacements Billed to Medicare in 2019 354 A Reduction in Opioid Prescription Size after Total Joint Arthroplasty Can Be Safely Performed without an Increase in Complications 355 Spinal Anesthesia Use in Total Hip Arthroplasty: Improved Outcomes and Shorter Operative Time in the American Joint Replacement Registry Population 356 Is Tranexamic Acid Associated with Increased Rates of Prothrombotic Complications following Total Hip and Knee Arthroplasty? A Population-Wide Analysis 357 Are Immediate Postoperative Radiographs after Primary Total Hip Arthroplasty of Value? 358 What is the Fate of Total Joint Arthroplasty Patients who are Asked to Quit Smoking before Surgery? 359 Outpatient Primary Total Hip Arthroplasty is a Safe Alternative to Inpatient Primary Total Hip Arthroplasty: A Matched-Cohort Analysis Study 360 Delayed Mobilization following Hip Fracture Surgery is Associated with Increased Morbidity and Length of Stay 361 Artificial Intelligence More Accurately Measures Acetabular Component Orientation than Hand Measurements 362 Total Hip Arthroplasty for Hip Fractures in Patients Older Than 80 Years of Age: A Retrospective Matched Cohort Study 363 Racial Disparities in Total Hip Arthroplasty Outcomes are Explained by Socioeconomic Status: A Propensity Score Match Analysis 364 Postoperative Instability and Cup Positioning in Robotic vs. Traditional Total Hip Arthroplasty 365 Arthroscopic Rotator Cuff Repair with and without Acromioplasty in the Treatment of Full-Thickness Rotator Cuff Tears: Long-Term Follow Up of a Multicenter, Randomized Controlled Trial 366 Postoperative Stiffness – A Big Friend? A Study in 1,526 Consecutive Arthroscopic Single Row Inverted Mattress Knotless Rotator Cuff Repairs 367 Rotator Cuff Repair before Anterior Cervical Discectomy and Fusion is Associated with Increased Risk of Postoperative Complication and Opioid Use: An Analysis of a National Insurance Database 368 Arthroscopic Repair of Traumatic Rotator Cuff Tears is Successful in Patients Older than 70 Years 369 The Reliability of a Novel and Simple Radiographic Finding for Diagnosing Subscapularis Tendon Tears: The Digitation Sign 370 Relationship between Postoperative Graft Integrity and Clinical Outcomes after Superior Capsule Reconstruction: A Multicenter Study 371 Clinical Outcomes of Rotator Cuff Repair as a Function of Time to Surgery: A Retrospective Cohort Study 372 Effect of Sensor-Controlled Bracing Compliance on Rotator Cuff Integrity and Clinical Outcome: A Prospective Cohort Analysis 373 Scapular Dyskenesis is Biomechanically Advantageous in the Setting of Massive Rotator Cuff Tears: A Biomechanical Study 374 Tendon Retraction after Rotator Cuff Repair and its Relationship with Postoperative Repair Integrity 375 On the Road Again: Rotator Cuff Repair Patients Can Safely Return to Driving Two Weeks Postoperatively 376 The Effects of an Opioid-Sparing Pathway on Opioid and Nonopioid Pain Medication Prescription following Single-Level Lumbar Microdiscectomy Surgery 377 Early Emergency Department Visits are a Predictor of Increased Healthcare Utilization within One Year after Elective Spine Surgery 378 The Effect of the Severity of Preoperative Back Pain on Patient-Reported Outcomes, Recovery Ratios, and Patient Satisfaction following Minimally Invasive Transforaminal Lumbar Interbody Fusion 379 The Impact of Preoperative Duration of Symptoms on Patient Outcomes after Posterior Cervical Discectomy and Fusion 380 Cervical Alignment and Proximal and Distal Junctional Failure in Posterior Cervical Fusion: A Multicenter Comparison of Two Surgical Approaches 381 A Longitudinal Assessment of Segmental Motion of the Cervical Spine following Total Disc Arthroplasty: A Comparative Analysis of Devices 382 Indirect Decompression Demonstrates Similar Clinical Outcomes to Direct Decompression in Single Level Circumferential Fusion for Isthmic Spondylolisthesis 383 Single Level Minimally Invasive Transforaminal Lumbar Interbody Fusion vs. Lateral Lumbar Interbody Fusion at L4/L5: A Comparison of Patient-Reported Outcomes and Recovery Ratios 384 Lumbopelvic Fixation in the Treatment of Spinopelvic Dissociation: Union, Complications, and Neurologic Outcomes of a Multicenter Case Series 385 Preoperative Resilience and Early Postoperative Outcomes following Lumbar Spinal Fusion 386 High Volume Surgeons Have Better Surgical Outcomes and Lower Costs 387 Intramedullary Nailing vs. Sliding Hip Screw Intertrochanteric Evaluation: The INSITE Trial 388 Intertrochanteric Hip Fractures Result in a Significant Loss of Independent Living and Mobility: A Secondary Analysis of the INSITE Trial 389 Multifragmentary Pertrochanteric Fractures [OTA 31A2.2 and 31A2.3] Treated with Intramedullary Fixation: Short Nails Noninferior to Long Nails 390 Patient-Reported Outcomes after Conversion vs. Primary Total Hip Arthroplasty: A Propensity Matched Analysis 391 Is the Use of Bipolar Hemiarthroplasty over Monopolar Hemiarthroplasty Justified? A Propensity Score-Weighted Analysis of a Multicenter Randomized Controlled Trial 392 Who, if Anyone, May Benefit from a Total Hip Arthroplasty after a Displaced Femoral Neck Fracture? A Post Hoc Subgroup Analysis of the HEALTH Trial 393 Comparing Venous Thromboembolism Prophylactic Agents after Hip Fracture Surgery: A National Database Study 394 Chronic Warfarin Anticoagulation in Hip Fracture Patients Delays Surgery and is Associated with Increased Risk of Postoperative Complications: A Multicenter Propensity Score Matched Analysis 396 Does Computed Tomography Add Value in Fragility Pelvic Ring Injuries? 398 An Experimental Study on the Safety of Cryoablation for Spinal Tumor 399 Treatment-Selection Strategy for Surgery vs. Carbon-Ion Radiotherapy in Malignant Pelvic Tumors and its Clinical Validity 400 The Preoperative Machine Learning Algorithm for Extremity Metastatic Disease can Predict 90-Day and 1-Year Survival: An External Validation Study of 206 Patients 401 Therapeutic Predictors of Immune Checkpoint Inhibitors for Bone Metastasis and Prognosis of Non-Small Cell Lung Cancer 402 The Therapeutic Effect of Immune Checkpoint Inhibitors on Bone Metastasis in Lung Cancer 403 Fracture Microenvironment Characterization in the Setting of Local Breast Cancer Metastases and Rescue of Fracture Healing through Inhibition of ERK1/2 Signaling 404 The Effect of Regional Pain Block on Postoperative Opioid Use following Intramedullary Nailing in Oncology Patients 405 A Prospective Cohort Study on Pain and Ambulatory Functional Outcomes of Ablation-Osteoplasty-Reinforcement-Internal Fixation for Periarticular Lesions in Weight-Bearing Bone 406 Use of Dynamic Condylar Screw Reduces Implant Failure Rates in Peritrochanteric Metastatic Femur Lesions 407 A Viability Analysis of Tumor-Bearing Frozen Autografts for the Reconstruction after Resection of Malignant Bone Tumors using 99mTc-MDP Bone Scintigraphy 408 The Outcomes of Osseous Reattachment of the Greater Trochanter in Proximal Femur Megaprosthesis Reconstruction after Tumor Resection 409 Revision Surgery Rates of Open Reduction Internal Fixation Compared to Primary Arthroplasty in Geriatric Distal Femur Fractures 410 Does Construct Stiffness Really Matter in Plated Distal Femur Fractures? Reevaluation of a Previously Defined Construct Rigidity Score 411 Distal Femur Fractures: Does Fixation Construct Affect Reoperation Rate? 412 Retrograde Intramedullary Nailing or Locked Plating for Stabilization of Distal Femoral Fractures? A Comparative Study of 193 Patients 413 Patient-Reported Outcome Measurement Information System Anxiety and Depression Scores Correlated with Lower Physical Function in Orthopaedic Trauma Patients 414 The Broken Promise of Patient-Reported Outcomes: Physical Function Outcomes Do Not Differ by Injury Type in the Tibia 415 Incidence of Compartment Syndrome in Tibia Fractures after Staged Internal Fixation 416 Comparing Reoperation Rates and Functional Outcomes of Patella Fractures Treated with Anterior T-Plate Osteosynthesis with those Treated with Standard Tension Band Technique 417 Immediate Weight-Bearing is Safe following Intramedullary Fixation of Extra-Articular Metaphyseal Proximal Tibia Fractures (OTA 41A) 418 Induced Membrane Technique is Effective for Management of Acute Bone Loss in Both Metaphyseal and Diaphyseal Lower Extremity Fractures 419 Early Results of the Use of a Bone Transport Nail for Reconstruction of Intercalary Defects 420 Shoulder Arthroplasty in the Elderly: A Comparison of Early Clinical Outcomes 421 Patients with Limited Health Literacy Have Worse Preoperative Function, Pain Control and Experience Prolonged Hospitalizations following Shoulder Arthroplasty 422 Radiographic and Clinical Outcomes of Humeral Head Resurfacing with Biologic Glenoid Resurfacing in Young Patients (=60 years) at Mid-Term Follow Up 423 Low Complication Rate for Intraoperative Navigation of the Glenoid Implant in Total Shoulder Arthroplasty 424 A Comparative Analysis of Anatomic Total Shoulder Arthroplasty vs. Reverse Shoulder Arthroplasty for Posterior Glenoid Wear Patterns 425 Parkinson’s Disease and Shoulder Arthroplasty: A Systematic Review 426 How Does Depressive Disorder Impact Outcomes in Patients with Glenohumeral Osteoarthritis Undergoing Primary Reverse Shoulder Arthroplasty? 427 Prospective Assessment of Osteoporosis in Total Shoulder Arthroplasty 428 Longitudinal Assessment of Sleep Disturbance following Shoulder Arthroplasty using PROMIS Sleep Disturbance Score 429 Minimal Clinically Important Difference for Shoulder Arthroplasty: Substantial Differences Based on Arthroplasty Type 430 Interscalene Block with Liposomal Bupivacaine vs. Continuous Interscalene Catheter in Primary Total Shoulder Arthroplasty 431 Prophylactic Pinning for Slipped Capital Femoral Epiphysis: A Delicate Balance between Slip Prevention and Femoral Morphologic Changes 432 Does Focal Osteolysis in a Stainless-Steel Lengthening Device Resolve after Explantation? 433 The Blade Quality Scale: A Visual Classification System for the Use-Mediated Thermogenic Properties of Cast Saw Blades 434 Virtual Visits in Pediatric Orthopaedic Conditions: An Evaluation of Patient Satisfaction and Areas of Improvement Compared to In-Person Visits 435 From PHQ-2 to SRS-22: How a Depression Screening Tool Relates to Scoliosis Research Society Scores in Preoperative Adolescent Idiopathic Scoliosis Patients 436 Clinically Relevant Change in the Pediatric and Adolescent Shoulder Survey 437 The Effect of COVID-19 on Pediatric Traumatic Orthopaedic Injuries: A Database Study 438 Knee Pain Outcomes following Suprapatellar vs. Infrapatellar Approach for Tibial Nail Insertion in Limb Length Discrepancy 439 Distal Femur Fractures are Associated with the Highest Risk of Clinically Significant Growth Disturbance among Lower Extremity Physeal Fractures 440 Clubfoot Practices across North America: A Pediatric Orthopaedic Society of North America Survey 441 Clubfoot Deformity in an Inner-City Population: Risk Factors Associated with Recurrence 442 Bucket Handle Meniscus Tear Meniscectomy vs. Repair Correlates with Demographic as well as Socioeconomic and Hospital Factors 443 There is No Difference in Early Functional Outcomes for Patients Undergoing Tele-Rehabilitation vs. Standard in Office Rehab after Arthroscopic Meniscectomy: A Randomized Controlled Trial 444 10-Year Outcome of All-Inside Second-Generation Meniscal Repair 445 All-Inside Double Vertical Cross-Suture for Repairing Complete Radial Tears of the Lateral Meniscus 446 Superior Improvements in Knee Pain and Function with a Novel Synthetic Medial Meniscus Replacement Prosthesis Compared to Nonsurgical Care in Subjects with Knee Pain following Partial Meniscectomy: Three-Year Results from Two Prospective US Clinic 447 The Meniscus Regenerated by Adipose-Derived Stem Cell Sheets has High Tensile Strength and Load-Distribution Function in a Rabbit Model 448 The Cartilage Early Return for Transplant Score: Predicting Early Patient Election to Proceed with Cartilage Transplant following Chondroplasty of the Knee 449 Sex Mismatch between Donor and Recipient is Strongly Associated with Decreased Graft Survivorship at 5-Years after Osteochondral Allograft Transplantation 450 Intermediate-Term Follow Up of a Randomized Clinical Trial Utilizing a Biopolymer Hydrogel for Articular Cartilage Lesions in the Knee 451 Estimated Time to Maximum Medical Improvement of Intra-Articular Injections in the Treatment of Knee Osteoarthritis – A Systematic Review 452 Relationship Between Synovial Fluid Biomarkers in Anterior Cruciate Ligament Reconstructed Patients and Progression of Osteoarthritis 453 An Orthopaedic Surgeon's Dental Examination: Reducing Unnecessary Delays in Joint Replacement Surgery for Marginalized Patients in a Safety Net Hospital System 454 High Quality Hip and Knee Arthroplasty Care Still Exists Outside of Bundled Payment Models – Our Experience 1-Year after Opting Out 455 Obesity and Preoperative Weight Loss using Telemedicine before Total Joint Arthroplasty: A Review 456 Influence of Dual Eligibility Status on 90-Day Outcomes following Primary Total Hip Arthroplasty 457 Patient Expectations Trumps Care Pathways for Length of Stay following Total Hip Arthroplasty 458 Impact of Comprehensive Care for Joint Replacement Bundled Payment Model on Postoperative Physical Therapy Orders after Total Joint Replacement 459 Pre and Postoperative Physiotherapy using a Digital Application Decreases Length of Stay without Reducing Patient Outcomes following Total Knee Arthroplasty 460 Risk Assessment Prediction Tool is a Useful Screening Mechanism to Predict Same-Day Discharge following Primary Hip and Knee Joint Arthroplasty 461 Implementation of an Anesthesia Block Room is Financially Positive for a Hospital Performing Knee and Hip Arthroplasty 462 Do New Hospital Price Transparency Regulations Reflect Value in Hip and Knee Arthroplasty? 463 Are Patients with End-Stage Osteoarthritis Willing to Delay Total Joint Arthroplasty for Payer-Mandated Physical Therapy? 464 Venous Thromboembolism following Foot and Ankle Fractures: Incidence and Risk Factors 465 Incidence and Risk Factors for Venous Thromboembolism following Surgical Treatment of Ankle Fractures 466 Primary Tibio-Talo-Calcaneal Arthrodesis vs. Open Reduction Internal Fixation for Ankle Fractures in High-Risk Patients 467 Comparing Bilateral Feet Computed Tomography Scans Can Improve Surgical Decision Making for Subtle Lisfranc Injury 468 Results from a Lower Extremity Readiness Trial (ALERT) 469 Accurate Assessment of Tibiofibular Alignment and Mental Workload are Improved by Inclusion of a Visual Aid on Center-Center X-Rays 470 Achieving an Anatomic Reduction Leads to Better Functional Outcomes in Displaced Intra-Articular Calcaneal Fractures: A Prospective Cohort Study 471 Should We Fix Small Posterior Malleolar Fragments in the Setting of Trimalleolar Ankle Fractures? 472 Improved Reduction of Posterior Malleolus Fractures with Open Fixation Compared to Percutaneous Treatment 473 Can Laser-Assisted Indocyanine Green Angiography Be Used to Quantify Perfusion Changes during Staged Fixation of Pilon Fractures? A Pilot Study 474 Syndesmotic Injury in Tibial Plafond Fractures is Associated with Worse Patient Outcomes 475 Porous Titanium vs Bone Morphogenetic Protein-2 in Non-Porous Polyether-Ether-Ketone: A Clinical Comparison of Patients Undergoing Anterior Lumbar Interbody Fusion 476 Decision-Making Factors Leading to Fusion vs. Decompression for One Level Degenerative Spondylolisthesis: Survey Results from Members of the Lumbar Spine Research Society and Society of Minimally Invasive Spine Surgery 477 Diagnosis is Related to Differences in Adipogenic and Fibrogenic Paraspinal Muscle Gene Expression in Individuals Undergoing Surgery for Lumbar Spine Pathology 478 Preoperative Multifidus Muscle Quality is Associated with Patient-Reported Outcomes after Lateral Lumbar Interbody Fusion 479 Does Simultaneous Decompression above a Fusion Lead to Progressive Adjacent Segment Disease Requiring Revision Surgery? 480 Two-Level Minimally Invasive Transforaminal Lumbar Interbody Fusion vs. Anterior Lumbar Interbody Fusion: A Comparison of Patient-Reported Outcomes, Minimal Clinically Important Difference Achievement, Postoperative Complications, and Recovery Rat 481 Influence of Preoperative Mental Health on Patient-Reported Outcomes among Workers’ Compensation Population undergoing Minimally Invasive Transforaminal Lumbar Interbody Fusion 482 A Prospective Study of Lumbar Facet Arthroplasty in the Treatment of Degenerative Spondylolisthesis and Stenosis: Results from the Total Posterior Spine System Investigational Device Exemption Study 483 When Does CT-Myelography Add Value Beyond MRI for Lumbar Degenerative Disease? 484 Impact of Predominant Back Pain vs. Predominant Leg Pain on Visual Analogue Scale and Oswestry Disability Index Satisfaction Scores following Minimally Invasive Spine Surgery Lumbar Decompression 485 Healthcare Resource Utilization and Costs Two Years Pre and Post Lumbar Spine Surgery for Stenosis: A National Claims Cohort Study of 22,182 Cases 486 Trends in Hospital Revenue and Cost for Revision Total Hip Arthroplasty 487 Future Projections of Obesity within the General Population and Primary Total Hip Arthroplasty Patients: How Big Will the Problem Get? 488 Genome-Wide Association Study of End-Stage Hip Osteoarthritis Treated with Total Hip Arthroplasty 489 The Impact of Metabolic Syndrome on Reoperations and Complications after Primary Total Hip Arthroplasty 490 A Major Increase of Thromboembolic Events in Total Hip and Knee Arthroplasty Patients during the COVID-19 Pandemic 491 Total Hip Arthroplasty in Morbidly Obese: Does a Strict Body Mass Index Cutoff Yield Meaningful Change? 492 Complication Rates of Acute Total Hip Arthroplasty for Treatment of Acetabular Fractures 493 Dislocation Rates of Primary Total Hip Arthroplasty in Patients with Prior Lumbar Spine Fusion and Lumbar Degenerative Disc Disease with and without Utilization of Dual Mobility Cups: A Joint Registry Study 494 20,000 Leg Length Discrepancy Measurements in 1 Hour: Development of a Novel Multi-Method Deep Learning Measurement Tool 495 What are the Outcomes of Primary Total Hip Arthroplasty after Previous Periacetabular Osteotomy? 496 The Impact of Patient Resilience on Discharge after Total Hip Arthroplasty 497 Arthroscopic Acetabular Labral Repair vs. Labral Debridement: Long-Term Survivorship and Functional Outcomes 498 Results of Acetabular Microfracture in Patients undergoing Femoroacetabular Impingement Surgery are Strongly Correlated with Age 499 Hip Arthroscopy Volume and Reoperations in a Large Cross-Sectional Population: High Rate of Subsequent Revision Hip Arthroscopy in Young Patients and Total Hip Arthroplasty in Older Patients 500 Transmuscular Quadratus Lumborum Block Does Not Provide Any Benefit for Primary Hip Arthroscopy 501 A Comparison of Perioperative Outcomes between Patients Undergoing Hip Arthroscopy with and without the Pericapsular Nerve Group Block 502 Diagnostic Intra-Articular Injection with Provocative Functional Testing Predicts Patient-Reported Outcomes following Hip Arthroscopy: A Prospective Investigation 503 What Factors Control Femoroacetabular Disease Progression? Insights from a Contralateral Hip Study 504 CAM Deformities in Patients with Femoroacetabular Impingement Syndrome are Associated with the Location and Extent of Labral Tearing: A 3-Dimensional Computed Tomography Study 505 Increased Risk of High-Grade Femoral Neck Stress Fractures in Patients with Femoroacetabular Impingement Syndrome 506 A Hip Scope is Not a Knee Scope: A Matched Cohort Examining Local and Systemic Complications of Knee and Hip Arthroscopy 507 A Prospective Comparison of Groin-Related Complications following Hip Arthroscopy with vs. without a Perineal Post 508 Over Half of all Medicare Total Knee Arthroplasty Patients are Now Classified as an Outpatient: 3-year Impact of the Removal from the Inpatient Only List 509 A Retrospective Review of Relative Value Units in Revision Total Knee Arthroplasty: A Dichotomy Between Surgical Complexity and Reimbursement 510 Cost-Effectiveness of Closed Incision Negative Pressure Therapy for Surgical Site Management after Revision Total Knee Arthroplasty: Secondary Analysis of a Randomized Clinical Trial 511 Do Academic Centers Bear the Cost of Increasing Total Knee Arthroplasty Revision Burden? 512 Transition from Medicaid to Medicare at Age 65 Does Not Normalize Utilization Trends for Total Joint Arthroplasty Procedures in Medicare-Medicaid Dual Eligible Populations 513 Home Health Care in Medicare-Aged Patients is Associated with Increased Early Emergency Visits, Readmissions, and Costs following Total Knee Arthroplasty 514 Hospital / Ambulatory Surgical Center Cost Savings: Total Knee Arthroplasty Instrument Tray Reduction 515 The Cost-Effectiveness of Tibial Metaphyseal Cones in Revision Total Knee Arthroplasty 516 Cost-Effectiveness of Robot-Assisted Total Knee Arthroplasty: A Markov Decision Analysis 517 Patients from Medically Underserved Areas in Maryland Leads to Higher Emergency Department Return Rate and Higher Rate of Discharge to Skilled Nursing Facilities 518 Risk of Readmission and Cost of Care Higher after Total Hip and Knee Arthroplasty for Patients with Chronic Kidney Disease 519 Getting Paid Less for More: Shoulder Arthroplasty Incidence and Reimbursement within Medicare from 2000 to 2019 520 Artificial Intelligence-Driven Preoperative Planning for the Glenoid Component in Reverse Shoulder Arthroplasty 521 The Impact of the COVID Pandemic on Discharge following Shoulder Arthroplasty 522 Wide Geographic Variation in Cost and Resource Utilization after Shoulder Arthroplasty 523 Shoulder Arthroplasty for Patients with a History of Convulsive Seizures Is Safe 524 The Modified Reverse Shoulder Arthroplasty Angle: The Effect of Both Glenoid Fossa Size and Implant Size on the Relevant Inclination of the Glenoid 525 Local Infiltration Analgesia vs. Interscalene Block for Postoperative Pain Management following Total Shoulder Arthroplasty: A Randomized Noninferiority Clinical Trial 526 Is there a Threshold of Preoperative Function that Predicts Failure to Achieve Meaningful Improvement after Shoulder Arthroplasty? 527 Appropriate Patient Selection for Outpatient Shoulder Arthroplasty: A Risk Prediction Tool 528 Reporting on the Success of Two-Stage Revision in Eradicating Periprosthetic Joint Infection of Reverse Total Shoulder Arthroplasties 529 Proximal Humerus Fractures: Trends in Surgical Treatment Over a Decade in 384,158 Patients and Analysis of Postoperative Complications 530 Delayed Fixation of Acetabular Fractures in Polytrauma Patients with and without Concomitant Lower Extremity Fractures Significantly Increases the Odds of Complications 531 Preoperative Blood Loss of Isolated Acetabular Fractures 532 Immediate Fixation of Acetabular Fractures via an Anterior Approach: Does this Increase Morbidity or Mortality? 533 Early Treatment of Acetabular Fractures through the Anterior Intrapelvic Approach Increases Blood Loss but May Not Increase Transfusion Risk 534 Efficacy of Intraoperative Cell Salvage on Perioperative Blood Transfusion in Pelvic and Acetabular Surgery: A Matched Cohort Analysis 535 Association of Pelvic Trauma with Rates of Cesarean Section, Sexual Dysfunction, and Genitourinary Dysfunction in a National Database 536 The Impact of Heterotopic Ossification Prophylaxis after Surgical Fixation of Acetabular Fractures: National Treatment Patterns and Related Outcomes 537 Malnutrition and Increased Postoperative Complications among Patients with Acetabular Fixation 538 Extra-Articular Unstable Iliac Fractures: Associated Injuries, Fixation Strategies, and Outcomes 539 Is a History of Pelvic Fracture an Indication for a Primary Elective Caesarean Section? 540 Characterization of Pain in Patients with Unstable Pelvic Fractures Treated with Posterior Screw Fixation 541 Effects of Sacroiliac Joint Fixation on the L5/S1 Facet Joint 542 Emerging Racial and Ethnic Disparities in the Utilization of Outpatient Total Joint Arthroplasty 543 Synovial Absolute Neutrophil Count is Equivalent in Accuracy to White Blood Cell Count in the Diagnosis of Prosthetic Joint Infection in Revision Total Joint Arthroplasty 544 Routine Foley Catheterization is Not Necessary during Total Hip Arthroplasty 545 Early Recovery Outcomes in Patients Undergoing Total Hip Arthroplasty through a Posterior Approach 546 Neighborhood Socioeconomic Disadvantage Associated with Prolonged Length of Stay and Non-Home Discharge after Total Hip Arthroplasty 547 Anterior Approach for Total Hip Arthroplasty Lowers the Risk of Dislocation Compared to Posterior Approach 548 Changes in the Sagittal Alignment of the Femoral Stem during Total Hip Replacement via the Direct Anterior Approach Affect Range of Motion of the Hip 549 Elective Inpatient Total Joint Arthroplasty Case Volume in the United States in 2020: Effects of the COVID-19 Pandemic 550 Histologic Osteopenia of the Femoral Head Diagnosed during Total Hip Arthroplasty Is Associated with Global Osteoporosis and Increased Perioperative Fracture Risk 551 Neocortex Formation in a Tapered Wedge Stem is Not Indicative of Complications or Worse Outcomes 552 Neural Network Prediction of Mortality following Primary Total Hip Arthroplasty 553 Cannabis Use is Associated with Fewer Postoperative Opioids and Fewer Thromboembolic Complications following Shoulder Arthroscopy 554 Buccally Absorbed Cannabidiol Shows Promise in Treating Pain and Improving Satisfaction Immediately Following Arthroscopic Rotator Cuff Repair: A Placebo-Controlled, Double-Blinded, Randomized Trial 555 Area Deprivation Index and its Effect on Patient-Reported Outcome Measures following Arthroscopic Rotator Cuff Repair 556 Risk Factors for Surgical Site Infections following Arthroscopic Rotator Cuff Repair 557 Type 2b Superior Labrum Anterior to Posterior Repairs with and without Concurrent Rotator Cuff Repairs Yield Equivalent Clinical Outcomes 558 Superior Labrum Anterior and Posterior (SLAP) Repair vs. Biceps Tenodesis for SLAP Tears: Cross-Sectional Trends and Two-Year Reoperations 559 Arthroscopic Biceps Tenodesis vs. Repair of Type-II Superior Labral Anterior to Posterior Lesions in Young Adults: 5-Year Outcomes 560 Total Intravenous Anesthesia Compared to Traditional General Anesthesia in Shoulder Arthroscopy in the Beach Chair Position 561 Arthroscopic Surgery for Scapulothoracic Bursitis: A Comparison of Mid-Term Patient-Reported Outcomes of Bone Resection vs. Soft-Tissue-Only Debridement 562 Understanding the Epidemiology and Impact of Shoulder Injuries in Professional Baseball Position Players and Batters 563 Reliability and Accuracy of Telemedicine-Based Shoulder Examinations 564 Achilles Tendon Pathology and Surgical Approach Determine Postoperative Infection Rates 565 Clinical Management and Functional Outcomes of Postoperative Achilles Tendon Infections: How Do These Really Do? 566 Risk Factors for Failure of Conservative Management of Insertional Achilles Tendonitis 567 Unstable Rotational Ankle Fractures Treated with Anatomic Mortise Repair and Direct Posterior Malleolus Fixation 568 Direct vs. Indirect Posterior Malleolar Fixation in the Treatment of Trimalleolar Ankle Fractures: Is there a Difference in Outcomes? 569 Risk Factors for Avascular Necrosis after Talar Fractures 570 Efficacy of Prophylactic Postoperative Antibiotics in Foot and Ankle Surgery 571 Digitally Reconstructed Radiographs from Weight-Bearing CT Scans in Flatfoot Deformity: Measurement Reliability and Comparison to Conventional Radiographs 572 Development of a Machine Learning Algorithm for Prediction of Complications and Unplanned Readmission after Ankle Arthrodesis 573 Use of Pain Catastrophizing Scale to Predict Patient Outcomes 574 Differences of Search Engine Digital Footprints between Podiatrists and Foot and Ankle Orthopaedic Surgeons: A Need to Join the Digital Era 575 Platelet-Rich Plasma Injections for Adhesive Capsulitis: A Systematic Review of Prospective Cohort Studies 576 The Effect of Psychopathology and Volitional Instability on Outcomes after Surgery for Shoulder Instability 577 The Latarjet Procedure without Remplissage is Effective to Restore Stability in Athletes with Glenoid Bone Defects Greater than 25% and Off-Track Hill-Sachs Lesions 578 Arthroscopic Bankart Repair following a Second Dislocation Results in Increased Failure Rates Compared to Immediate Repair following a Traumatic First-Time Dislocation 579 Posterior Labral Injury Secondary to Hill Sachs Lesion in the Setting of Anterior Traumatic Shoulder Instability: An Underappreciated Diagnosis 580 Clinical Outcomes of Revision Arthroscopic Capsulolabral Repair for the Recurrent Anterior Shoulder Instability with Moderate Glenoid Bone Defects: A Comparison with Primary Surgery 581 Social Disparities in the Surgical Management of Shoulder Instability after Presentation to the Emergency Department 582 Do Modern Orthopaedic Trainees have Sufficient Exposure and Education on Open Shoulder Stabilization? 583 Classic vs. Congruent-Arc Latarjet Procedure in Athletes with Recurrent Glenohumeral Instability and a Significant Glenoid Bone Loss 584 Shoulder Arthroplasty after Prior Shoulder Instability Surgery: A Matched Cohort Analysis 585 Patients' Understanding of Sling Necessity and Home Assistance Are Predictive of Sling Wear Following Shoulder Surgery 586 Efficacy of an Antibiofilm Bioresorbable Polymeric Matrix Containing Silver and Gallium 587 Malnutrition is Common and Increases the Risk of Adverse Medical Events in Older Adults with Femoral Fragility Fractures 588 There might be a Difference! Type II (Beta) Error Rates of Randomized Trials in Orthopaedic Trauma 589 How Long Can Debridement Wait in Type IIIB Open Tibia Fractures? 590 Reoperation Risk, Cost, and Length of Stay for Open vs. Arthroscopic Irrigation and Debridement of Native Septic Knees: A National Study 591 Inflammatory Response to Trauma – Does Early Cytokine Modulation Improve Pain Control? 592 Opioid Prescribing Practices for Orthopaedic Trauma Surgeons within Medicare: 2013-2018 593 Efficacy of a Multimodal Analgesic Protocol at Reducing Opioid Use after Orthopaedic Trauma 594 Weight-Based, Anti-Xa Enoxaparin Dosing Protocol for Lower Extremity Trauma Patients 595 Can Referral to a Smoking Quitline Alone Get Your Trauma Patients to Quit? 596 Telemedicine Preserves Access to Postoperative Care for Orthopaedic Trauma Patients Regardless of Socioeconomic Status 597 Over 40% of Total Knee Arthroplasty and 20% of Total Hip Arthroplasty Infections are Missed by a 90-Day Surveillance Period 598 Recent Antibiotic Treatment Impacts Laboratory Values in Early Periprosthetic Joint Infection Work Up 599 European Bone and Joint Infection Society Definition for Periprosthetic Joint Infection: Questionable Accuracy 600 Alpha-Defensin Does Not Provide Additional Benefit over Leukocyte Esterase in the Diagnosis of Periprosthetic Joint Infection 601 Alpha-Defensin Offers Limited Utility in Work Up of Reimplantation in Periprosthetic Joint Infection 602 Do Pre-Reimplantation Erythrocyte Sedimentation Rate / C-Reactive Protein Cutoffs Guide Decision Making in Prosthetic Joint Infection? Are We Flying Blind? 603 D-Dimer, Erythrocyte Sedimentation Rate, and C-Reactive Protein Sensitivity for Periprosthetic Joint Infection Diagnosis 604 Procalcitonin as a Predictor of Septic Knee Arthritis 605 Clinical Effectiveness of Serum D-Dimer in Evaluating Periprosthetic Joint Infection after Total Knee Arthroplasty 606 Elevated Serum Biomarker Combinations are Associated with a Significantly Increased Risk of Prosthetic Joint Infection in Revision Total Joint Arthroplasty 607 The Performance of Diagnostic Tests for Identifying Periprosthetic Joint Infection after Failed Unicompartmental Knee Arthroplasty 608 Preoperative MRI Offers Minimal Clinical Utility, Delays Access to Hip Arthroscopy, and Lacks Cost-Effectiveness in Patients Aged 40 or Under with Femoroacetabular Impingement Syndrome: A Retrospective 5-Year Analysis 609 Quantification of Hip Capsule Thickness on Magnetic Resonance Imaging in Hip Capsular Instability: A Matched-Cohort Analysis 610 Capsular Repair vs. Capsular Preservation in Hip Arthroscopy: Minimum 2-Year Results of a Prospective Non-Randomized Cohort Study 611 Hip Joint Venting Decreases the Traction Force Required to Access the Central Compartment During Hip Arthroscopy 612 Revision Femoroacetabular Impingement Surgery is Associated with Inferior Patient-Reported Outcomes: Results of a Multicenter Prospective Cohort 613 The Hip Suction Seal Restoration Using the Circumferential Labral Reconstruction: The Role of the Graft Width 614 Gluteus Medius Repair with Gluteus Maximus Transfer for the Management of Hip Abductor Deficiency 615 Defining Minimal Clinically Important Difference and Patient Acceptable Symptom State after Gluteus Medius Repair at 5 Years 616 Patient-Reported Outcomes in the First Two Years after Staged vs. Combined Hip Arthroscopy and Periacetabular Osteotomy for Hip Dysplasia 617 Outcomes of Primary Proximal Hamstring Tendon Repair in Patients Older than 50 Years of Age 618 Outcomes after Proximal Hamstring Avulsion in Patients with Workers’ Compensation Claims 619 Anatomic Radial Head Arthroplasty: The Importance of Implant Angle 620 The Role of the Lateral Collateral Ligament-Capsule Complex of the Elbow under Varus Stress 621 Validation of 3D MRI in Glenohumeral Instability Evaluation of Glenoid and Humeral Bone Loss including Glenoid Track Compared to CT Scan 622 Complications after Revision Reverse Shoulder Arthroplasty: Is Infection Worse? 623 Shoulder Arthroplasty Outcomes in Patients with Major Depressive Disorder or Generalized Anxiety Disorder 624 The Fate of Stiff Shoulders after Rotator Cuff Repair 625 Does the Use of Locking Screws or Triceps Engagement Improve Resistance to Gapping in Small Olecranon Fragments? 626 Survivorship and Patient-Reported Outcomes of a Standardized Antibiotic Protocol for Revision Shoulder Arthroplasty Patients without Evidence of Clear Infection 627 Optimal Treatment for Glenoid Bone Loss: Augmented vs. Standard Reverse Shoulder Arthroplasty? 628 Patient-Reported Outcomes of Humeral Head Replacement with Glenoid Reaming Arthroplasty (Ream and Run) are Comparable to Anatomic Total Shoulder Arthroplasty for the Treatment of Glenohumeral Osteoarthritis in Patients Under the Age of 66 629 Radiographic Analysis of the Acromioclavicular Joint and Anatomic Variations on Postoperative Acromion Fractures following Reverse Shoulder Arthroplasty 630 Autograft Associated with Lower Risk of Repeat Revision Anterior Cruciate Ligament Reconstruction than Allograft: Results from a Large Integrated Healthcare System 631 Anatomic Double-Bundle Anterior Cruciate Ligament (ACL) Reconstruction Not Superior to Anatomic Single-Bundle ACL Reconstruction at 10-Year Follow Up: A Randomized Clinical Trial 632 The Effect of Bone Marrow Aspirate Concentrate Augmentation on Anterior Cruciate Ligament Reconstruction Allograft Volume and Patient-Reported Outcome Measures 633 More than 5 Degrees of Knee Hyperextension is a Risk Factor for Failure in Anterior Cruciate Ligament Reconstruction using Hamstrings Graft 634 Acute Anterolateral Knee Instability in Adults: A Combined Repair of Proximal Anterior Cruciate Ligament (ACL) and Anterolateral Ligament Tears is Not Inferior to a Standard ACL Reconstruction and Lateral Tenodesis. A Prospective Non-Randomized St 635 Comparative Study of the Revision Anterior Cruciate Ligament Reconstruction with and without the Association of an Extra-Articular Procedure 636 The Effect of Bone-Void Filler on Anterior Knee Pain following Bone-Patellar Tendon-Bone Autograft Anterior Cruciate Ligament Reconstruction 637 Septic Arthritis after Anterior Cruciate Ligament Reconstruction has Effect on the Subjective Outcome and the Risk of Revision: A Register-Based Cohort Study on 23,599 Primary Anterior Cruciate Ligament Reconstructions 638 Superficial Medial Collateral Ligament Augmented Repair vs. Reconstruction: A Multicenter Randomized Controlled Trial 639 Risk Factors for Recurrent Instability following Medial Patellofemoral Ligament Reconstruction: A Retrospective Cohort Study 640 Multiple Prior Dislocations Lead to Poorer Outcomes of Isolated Medial Patellofemoral Ligament Reconstruction: A Retrospective Chart Review 641 Scaffolding vs. Reconstitution for Extended Trochanteric Osteotomy Closure: Is there a difference in Femoral Stem Subsidence? 642 Understanding the Impact of Fixation Technique on the Stem Version in Primary Total Hip Arthroplasty 643 Current State of Joint Classes at High Volume Joint Replacement Centers and a Suggested Framework for Curriculum Evaluation 644 Preoperative NarxCare Scores Associated with Pain and Function Improvement at 1-year after Primary Elective Total Hip Arthroplasty 645 Concomitant Treatment of External Snapping Hip and Femoroacetabular Impingement Syndromes: Minimum Two-Year Outcomes with Propensity-Matched Control Group 646 Return to Activities and Sports, Satisfaction, and Outcomes for 270 Consecutive Cases following Supercapsular Percuatneously-Assisted Total Hip (SuperPATH) Approach 647 Combination of Preoperative Patient-Reported Outcome Measures Phenotype (Pain, Function, and Mental Health) Predicts Outcome after Total Hip Arthroplasty 648 Comparison of Periacetabular Osteotomy and Total Hip Arthroplasty Outcomes in Hip Dysplasia Patients with Preselected Surgical Preferences 649 Radiation Exposure during Fluoro-Assisted Direct Anterior Revision Total Hip Arthroplasty: A Comparison Study of Single Primary, Bilateral Primary, and Revision Surgery 650 Similar Complication and Readmission Rates following Simultaneous vs. Staged Bilateral Total Hip Arthroplasty 651 Risk of Infection following Total Knee or Hip Arthroplasty after Receipt of Multiple Corticosteroid or Hyaluronic Acid Injections 652 Reasons and Risk Factors for Failed Same-Day Discharge after Primary Total Knee Arthroplasty 653 Same Day Discharge for Primary Total Joint Arthroplasty at a Tertiary Academic Medical Center 654 Same Day Discharge Total Knee Arthroplasty in Octogenarians 655 Complications following Same-Day vs. Inpatient Total Joint Arthroplasty: An Updated Analysis of a National Database 656 Predicting Total Knee Arthroplasty Outpatient Discharge: Surgeons vs. Insurance Companies 657 Patient and Perioperative Risk Factors for Failure to Discharge after Planned Same-Day Total Knee Arthroplasty: A Multicenter Study 658 Did the Centers for Medicare & Medicaid Services 2018 Policy Change Removing Total Knee Arthroplasty from the Inpatient-Only List Affect Overall Patient Outcomes in the Medicare Population? 659 Is Formal Physical Therapy Necessary after Outpatient Total Knee Arthroplasty? 660 Optimizing Spinal Anesthesia Formulation In Same Day Discharge Total Joint Arthroplasty Patients: Mepivacaine vs. Ropivacaine 661 Total Joint Arthroplasty Time-of-Day Start Time has Minimal Effect on Intraoperative Efficiency 662 Operative Room Time Comparison between General and Spinal Anesthesia in Total Knee Arthroplasty: An Institutional Review 663 What is a Better Value for Your Time? Anterior Cervical Discectomy and Fusion or Cervical Disc Arthroplasty 664 Multidisciplinary Conference for Complex Surgery Leads to Improved Quality and Safety 665 The Impact of Case Order and Operating Room Shift Change on Spine Surgical Efficiency and Patient Outcomes 666 Quantitative Romberg using a Force Plate: An Objective Measure for Cervical Myelopathy 667 The Variability and Contributions to Cost of Anterior Cervical Discectomy and Fusion Constructs 668 Lateral Decubitus Single Position Anterior-Posterior (AP) Fusion Shows Equivalent Results to Traditional AP Fusion at One-Year Follow Up 669 Physical Therapy on Postoperative Day Zero following Lumbar Spine Surgery Decreases Length of Stay 670 The Effect of Fellow Involvement and Experience on Patient Outcomes in Spine Surgery 671 Lateral Lumbar Interbody Fusion: Single Surgeon Learning Curve 672 Early Experience with an Endocrinology FastTrack Program for Preoperative Optimization of Spine Surgery Candidates with Poorly Controlled Diabetes Mellitus 673 External Validation of the NSQIP Calculator Utilizing a Single Institutional Experience for Adult Spinal Deformity Corrective Surgery 674 Nerve Regeneration and Gene Expression in Nerve Autograft Wrapped with Adipose-Derived Stem Cell Sheets 675 Erythropoietin-PLGA-PEG as a Local Treatment to Promote Functional Recovery and Neurovascular Regeneration after Traumatic Peripheral Nerve Injury 676 Long-Term Trends in Medicare Procedural Volume and Reimbursement for Operative Carpal Tunnel Release: Open vs. Endoscopic 677 Modulation of Nerve Regeneration Aater Median Nerve Transection and Repair: Weekly vs. Biweekly Electrical Stimulation 678 Accuracy of Information in Patient Education Videos on Carpal Tunnel Syndrome 679 Neurolysis for Nerve Adhesion in Rats Suppresses Inflammatory Cell Infiltration, Especially of M1 Microphages, in the Nerve and Results in Recovery of Nerve Function 680 Cadaveric Evaluation of Threaded Carpal Tunnel Release 681 Influence of Suture Type on Wound Complications after Carpal Tunnel Release 682 Neuromuscular Junction Pathology in a Peripheral Compressive Neuropathy Model 683 Cubital Tunnel Syndrome: Does a Consensus Exist for the Diagnosis? 684 Functional Outcomes of Cubital Tunnel Release in Patients with Negative Electrodiagnostic Studies 685 Patient Factors Associated with Humeral Avulsion of Glenohumeral Ligament Lesions: An Analysis of the Multicenter Orthopaedic Outcomes Network Shoulder Instability Cohort 686 The Glenoid Index: A New Risk Factor for Recurrence after Arthroscopic Bankart Repair 687 Beach Chair versus Lateral Decubitus Positioning for Primary Arthroscopic Posterior Shoulder Stabilization 688 Glenohumeral Morphological Predictors of Recurrent Shoulder Instability following Arthroscopic Bankart Repair 689 Use of NSAIDs after Arthroscopic Bankart Repair Does Not Affect Incidence of Recurrent Instability at 24-Month Follow Up: A Randomized Controlled Study 690 Major League Baseball Player Workload and Performance following Arthroscopic Shoulder Labral Repair 691 Screw Fixation has Better Patient-Reported Outcomes than Button Fixation for Arthroscopic Anatomic Glenoid Reconstruction with Distal Tibia Allograft: A Matched Cohort Analysis 692 The Effect of Preoperative MRI Coracoid Dimensions on Postoperative Outcomes after Latarjet Treatment of Anterior Shoulder Instability 693 Arthroscopic Anatomic Glenoid Reconstruction has Excellent Outcomes at Medium-Term Follow Up for Treating Anterior Shoulder Instability with Bone Loss 694 Consequence Athletes with Anterior Shoulder Instability: Consider Latarjet 695 Biomechanics of Dermal Augmentation for Subcritical Glenoid Bone Loss 696 Interval Time Less than 17 Weeks between Bilateral Total Knee Arthroplasties is Associated with Increased Postoperative Complications and Revision 697 Synthetic Mesh vs. Allograft for Extensor Mechanism Reconstruction: Is One Superior? A Systematic Review 698 Medium to Long-Term Radiographical Analysis of Porous-Coated Metaphyseal Sleeves in Revision Knee Arthroplasty Show Stable Fixation and Excellent Survivorship 699 Narx Narcotic Scores Associated with Patient Satisfaction in 1-Year Follow Up after Total Knee Arthroplasty 700 Preoperative Anxiety Is Associated with Lower Satisfaction and Worse Outcomes following Total Knee Arthroplasty 701 Dexamethasone is Associated with a Statistically Significant Increase in Postoperative Blood Glucose Levels following Primary Total Knee Arthroplasty 702 Cross-Cultural Adaptation of the Knee Injury and Osteoarthritis Outcome Score, Joint Replacement (KOOS, JR) into Spanish 703 Determining the Thresholds of Minimal Clinically Important Difference and Substantial Clinical Benefits in Knee Disability and Osteoarthritis Outcome Score Pain, Function, and Joint-Related Subdomains after Primary Total Knee Arthroplasty 704 Preoperative Statin Exposure Reduces Prosthetic Joint Infections following Total Knee Arthroplasty 705 C. Difficile Infection within 6 Months before Total Knee Arthroplasty is Associated with Increased 90-Day Complications 706 What is the Safest Intersurgical Time Interval between First and Second Stages of Bilateral Total Knee Arthroplasty? Analysis of a Prospective Institutional Cohort 707 The Impact of the COVID-19 Pandemic on Spine Surgeons Worldwide: A 1-Year Prospective Follow Up Study 708 Assessment of Postoperative Outcomes of Spine Fusion Patients with History of Cardiac Disease 709 Metabolic Syndrome and 30/90 Day Outcomes after Adult Spinal Deformity Surgery 710 Are Postoperative Prophylactic Antibiotics Necessary in Cervical Spine Surgery? A Propensity Matched Analysis 711 Physical Therapy on Postoperative Day Zero following Cervical Spine Surgery Decreases Length of Stay 712 Polymethylmethacrylate Augmentation is Not Protective against Proximal Junctional Kyphosis in Adult Spinal Deformity Correction Bridging the Thoracolumbar Junction 713 Preoperative and Inpatient Predictors for Non-Home Discharges following Multi-Level Thoracolumbar Operations for Adult Spinal Deformity 714 A Safer Alternative? Undersized Pedicle Screws are Not Inferior in Pullout Strength 715 Despite a Higher Risk and Cost of Care, the Highly Frail Population Demonstrates Greater Benefit from Cervical Deformity Correction during the Perioperative Outcomes 716 Surgeon Volume is Associated with Postoperative Complications after Lumbar Fusion 717 Existing Literature on Vertebral Augmentation Likely Overestimates Risks for the Majority of Patients with Osteoporotic Vertebral Fractures 718 Mobility is Money: The Importance of Mobility for Income and Employment 719 Orthopaedic Resident and Fellow Perspectives on Autonomy and Entrustment in the Operating Room 720 Do Patients Give Lower Press Ganey Scores to Providers over Telemedicine Visits? 721 Effect of Loop and N95 Masks Use for Longer Durations on Arterial Blood Gases on Operating Room Staff 722 Burnout Rates Among General Orthopaedic Surgeons and Subspecialists: A Pilot Study 723 Risk of Noise Induced Hearing Loss for Orthopaedic Surgeons 724 Spectrum and Prevalence of Occupational Injuries among Orthopaedic Surgeons 725 Pilot Study on Use of Low-Cost Skills Modules in Improving Junior Orthopaedic Resident Surgical Skills 726 The Continued Scarcity of Female Representation in Orthopaedic Surgery and Research in 2018 727 Geographic Dispersal Patterns among Applicants Entering the Orthopaedic Surgery Match Before and During COVID-19: Did Students Match at Home More Often? 728 Electronic Residency Application Service Application Factors that Predict Outstanding Residency Performance 729 Establishment of Normative Values of First Webspace Measurements of the Hand in the Pediatric Population 730 High-impact Remote Summer Program to Improve Diversity, Equity, and Inclusion in Orthopaedic Surgery 731 Do All Patients have Equal Access to Nonsurgical Treatment for Pediatric Scoliosis? 732 Less Common than Expected: Late Displacement after Pediatric Lateral Condyle Fractures of the Elbow 733 Decreasing Rate of Operative Management of Proximal Humerus Fractures in Adolescents: A National Database Study 734 Nonsurgical vs. Operative Treatment of Type 2A Supracondylar Humerus Fractures: A Prospective Evaluation of 99 Patients 735 Improved Epiphyseal Socket Placement with Intraoperative 3D Fluoroscopy: Consecutive Series of Pediatric All-Epiphyseal Anterior Cruciate Ligament Reconstruction 736 Estimating Skeletal Maturity by Segmented Linear Modeling of Key Anteroposterior Knee Radiographic Parameters 737 A Modified Lemaire Lateral Extra-Articular Tenodesis in High-Risk Adolescents Undergoing Anterior Cruciate Ligament Reconstruction: Safe and Effective Two-Year Clinical Outcome Study 738 The Natural History of Pediatric Hand and Wrist Ganglion Cysts: Longitudinal Follow Up of a Prospective, Multicenter Cohort 739 Estimating Skeletal Maturity Using Wrist Radiographs during Preadolescence: The Epiphyseal:Metaphyseal Ratio 742 Evaluating the Nosocomial Transmission Rate of COVID-19 following Orthopaedic Surgery Acetabular Erosion after Hemiarthroplasty: What Now? Acetabular Fractures: What Should I Do with these Screws and Plates? Adult Reconstruction Hip Adult Reconstruction Knee Arthroscopy: The Role of Arthroscopic-Assisted Reduction in Distal Radius Fracture Fixation Artificial Intelligence and Forecasting Joint Disease Progression and Improvement following Total Joint Arthroplasty: How can Artificial Intelligence Help Joint Surgeons in the Next 5-10 Years? Artificial Intelligence Enhanced Surgical Techniques and Evaluation in Spine Surgery: How can Artificial Intelligence Help Spine Surgeons in the Next 5-10 Years? Based on Registry Data Total Knee Arthroplasty is the Most Reasonable Option, and Ocular Navigation is All You Need for Success for Total Knee Arthroplasty Breaking Down the Black Box around Artificial Intelligence: What is it and Where has it Been Used Successfully in Other Fields of Medicine Case Presentations Cement Remains the Gold Standard with No Real Reason to Change Cement Technique is Critical for Tibial Fixation Cementless Fixation is the Future for Total Knee Arthroplasty Challenges to the Adoption of Artificial Intelligence in Orthopaedics: What are the Barriers to Starting Artificial Intelligence Projects at Your Own Institution and How to Safely Incorporate Artificial Intelligence Products into Your Practice Closed Reduction and Casting: When Less is More Debate #1: Fixation in Primary Total Knee Replacement Cement – I Don't See a Problem Debate #1: Fixation in Primary Total Knee Replacement: Go Cementless; The Only Way to Lifelong Fixation Debate #2: Unicompartmental Knee Replacement – Predictability through Robotics; Manual Instruments Work Just Fine Debate #2: Unicompartmental Knee Replacement – Robotics Eliminates the Outliers and Enhances Survivorship Debate #3: Outpatient Total Knee Arthroplasty – Good and Getting Better Defining the Terminology Dorsal Bridge Plating: The New External Fixation for Patients with Poor Bone Stock Faculty Faculty Faculty Faculty Faculty Foot and Ankle Functional Alignment: Prioritizing Balance Gentleman’s Varus is Acceptable Hand and Wrist Health Equity as Environmental, Social, and Governance: Using Education and Advocacy to Benefit Patients Healthcare Disparities and Structural Racism: History and Relevance How the Shift in Arthroplasty Surgery Location Impacts the Economic Relationship of Hospital Employed Surgeons and Hospitals How the Shift in Arthroplasty Surgery Location Impacts the Economic Relationship of Private Surgeons, Hospitals, and Ambulatory Surgery Centers How to Govern for Sustainable Success Humanizing Artificial Intelligence for Advanced Shared Decision Making: How Artificial Intelligence can Allow Patients to Make More Educated Choices in 2022 Identifying and Addressing Unconscious Bias Inpatient Only, Merit-Based Incentive Payment System, Alternative Payment Models, and the Relative Value Scale Update Committee Reimbursement and Coding Changes: What Do these Mean to You and Your Practice? Introduction Introduction of the Popular Conversion Total Hip Arthroplasty: Video-Based Tips to Attack these Tough Cases Introduction: We’ve Got a Problem……. Listen to Your Patient and Select a Hypoallergenic Implant Low Viscosity Cement is Favored for Tibial Fixation Machine Learning Enabled Image Recognition and Diagnosis in Trauma: How can Machine Learning help Orthopaedic Trauma in the Next 5-10 Years? Mechanical Alignment: It's the Gold Standard Medial Unicompartmental Knee Arthroplasty is the Treatment of Choice, and Our Data Support that Stem Extensions are Not Required in Obese Patients Modularity Allows Precision Fine Tuning Even after Components are Fixed Musculoskeletal Tumor and Metabolic Disease Not so Fast – Consider the Bigger Picture Number 1 Priority: A Clear and Focused Strategy OVT001 Intraosseous Administration of Medications During Total Knee Arthroplasty: A Novel Approach to Improving Medication Delivery in the Surgical Patient OVT002 Long-term Outcome Measures After Particulated Juvenile Allograft Cartilage Implantation for Treatment of Difficult Osteochondral Lesions of the Talus OVT003 Radical Resection of a Proximal Femoral Ewing Sarcoma OVT004 Two-Level Noncontiguous Simultaneous Thoracic Pedicle Subtraction Osteotomy in the Treatment of Severe Fixed Thoracolumbar Hyperkyphosis OVT005 Open Repair of a Deltoid Tendon Rupture OVT006 Anterior Closing Wedge Osteotomy and Revision Anterior Cruciate Ligament Reconstruction in the Setting of Increased Posterior Tibial Slope OVT007 Indications and Technique: Rotator Cuff Repair Augmentation OVT008 Osseointegration for Patients With High Transfemoral Amputations OVT009 Single-Position Lateral Interbody Fusion and Robot-Assisted Pedicle Screw Fixation OVT010 Impaction Bone Grafting for Severe Femoral Bone Loss: Surgical Technique in Revision Total Hip Arthroplasty OVT011 Fresh Osteochondral Allografts for Bipolar Chondral Lesions in the Patellofemoral Joint OVT012 Reconstruction of the Popliteus Tendon in Total Knee Arthroplasty OVT013 Inverse Kinematic Alignment (iKA) for Robotically Assisted Total Knee Arthroplasty OVT014 Hybrid Gap Balancing Technique for Primary Total Knee Arthroplasty OVT015 Which Patients Are Candidates for Outpatient Total Joint Arthroplasty? OVT016 Clavicle Malunion Correction, Part I: Using a 3D Printed Model to Plan and Trial Corrective Osteotomy OVT017 Diagnosis and Treatment of Exertional Compartment Syndrome of the Lower Extremity OVT018 Posterior Hindfoot Needle Endoscopy in the Office Setting OVT019 Custom-Made 3D-Printed Combined Total Talar Replacement Implanted With Patient-Specific Instrumentation (PSI) OVT020 Talar Arthroscopic Internal Fixation (TARIF): A Novel All-Inside Soft-Tissue–Preserving Technique OVT021 Ultrasound-Guided Release for Tarsal Tunnel Syndrome: A Novel, Ultra-Minimally Invasive Surgical Technique for Management of a Silent Epidemic OVT022 Repair of the Deltoid Ligament With Posterior Tibial Tendon Augmentation OVT023 Metatarsal Head Allograft Transplant for Management of Floating Toe Deformity OVT024 Distal Tibial Oblique Osteotomy for Ankle Osteoarthritis: The Teramoto Concept and Its Modification OVT025 Limited Open Achilles Repair Without Instrument-Guided Assistance: A Surgical Technique OVT026 All-Arthroscopic Brostrom Lateral Ligament Repair OVT027 Variant SE4 Ankle Fracture: Recognizing the Pattern and Implications for Open Reduction and Internal Fixation OVT028 The Use of the Agee Digit Widget (Continuous Extension Technique) for Extreme Dupuytren Proximal Interphalangeal Contractures OVT029 Thumb Opposition Tendon Transfer Via the Extensor Indicis Proprius OVT030 Thumb Basal Joint Arthroscopy Using a 2-mm Needle Arthroscope OVT031 Scaphoid Open Reduction and Internal Fixation: The Dorsal Approach OVT032 Scaphoid Nonunion Repair With Vascularized Distal Radius Bone Graft OVT033 Starfish Procedure for Optimizing Function of a Myoelectric Prosthesis in a Patient With Partial Hand Amputation OVT034 Removal of Hardware and Reconstruction of the Proximal Pole via a Proximal Hamate Autograft OVT035 The Distal Ulnar Stabilization Surgical Technique as Described by Kleinman and Greenberg OVT036 Extensor Carpi Radialis Brevis Adductorplasty With Palmaris Longus Tendon Transfer OVT037 Hypothenar Fat Pad Flap for Median Nerve Coverage OVT038 Dorsal Route Dynamic Transfer of the Extensor Carpi Radialis Longus Tendon With a Palmaris Longus Tendon Autograft (Brand Transfer) OVT039 Two-Portal Endoscopic Carpal Tunnel Release OVT040 Tendon Sheath Reconstruction for Extensor Carpi Ulnaris Instability OVT041 Pulley Reconstruction With Autologous Retinacular Graft for Symptomatic Instability of the First Extensor Compartment After de Quervain Release OVT042 Treatment of First Carpometacarpal Joint Arthritis Using a Dual-Mobility Prosthesis OVT043 Partial Wrist Denervation for Central Wrist Arthritis: What Have You Got to Lose? OVT044 The Surgical Technique for TMC Total Joint Replacement With a Noncemented Dual-Mobility Trapeziometacarpal Prosthesis OVT045 Flexor Digitorum Superficialis Rotational Muscle Flap for Recalcitrant Carpal Tunnel Syndrome OVT046 Two-Screw Scaphoid Fixation for Proximal Pole Fractures OVT047 Radical Resection of Left Femur With Osteosarcoma and a Free Vascularized Fibula OVT048 Radical Resection of a Malignant Peripheral Nerve Sheath Tumor of the Upper Extremity OVT049 Hemipelvectomy Due to Recurrent Chondrosarcoma OVT050 Wide Radical Resection of the Acetabulum Owing to a Radiation-Induced Osteosarcoma OVT051 Extended Curettage for Giant Cell Tumor of the Bone OVT052 Peroneal Schwannoma Excision with Intraoperative Intraneural Stimulation OVT053 Forequarter Arm Amputation Due to Angiosarcoma OVT054 Limb-Sparing Radical Resection of Chondrosarcoma of the Proximal Humerus OVT055 Pedicle Frozen Autograft Reconstruction in Malignant Bone Tumor OVT056 Going out on a Limb: Surgical Treatment of Miserable Malalignment Syndrome With a Distal Tibial Derotational Osteotomy OVT057 The Modified Dunn Approach for Subacute Slipped Upper Femoral Epiphysis OVT058 Bone Marrow Aspiration OVT059 Recalcitrant Posterior Elbow Wounds and the Use of a Pedicled Anconeus Flap: The Quick Fix OVT060 Customized Osteotomy of the Radius and Ulna for Longstanding Deformity: The Cutting Edge OVT061 Split Pectoralis Major Transfer for Serratus Paralysis: Changing the Paradigm of Scapular Winging OVT062 Tension Band Wiring an Olecranon Process Fracture With Polyethylene Sutures and Percutaneous Pins OVT063 Mini-open Subpectoral Biceps Tenodesis With Onlay All-Suture Anchor Technique OVT064 Shoulder Hemiarthroplasty for Proximal Humerus Fracture OVT065 Triceps Tendon Reconstruction Using Achilles Tendon Allograft Weave with Native Anconeus Augmentation OVT066 Coracoclavicular Ligament Reconstruction: Combined Suture and Allograft Reconstruction OVT067 Limited Posterior Approach for Internal Fixation of Scapular Fracture: From Anatomy to Surgical Procedure OVT068 Treatment of Chronic Posterior Dislocation of the Shoulder OVT069 Four-Minute Rotator Cuff Repair: Tips to Performing an Arthroscopic Undersurface Rotator Cuff Repair OVT070 Chronic Posterolateral Rotatory Instability of the Elbow OVT071 Reversing Pseudoparalysis in Irreparable Anterosuperior Rotator Cuff Tears: Combined Anterior Latissimus Dorsi and Teres Major Tendon Transfer OVT072 Distal Biceps Rupture OVT073 Treatment of Symptomatic Ulnar Nerve Instability With Anterior Transposition of the Ulnar Nerve OVT074 Pectoralis Major Transfer With Bone Plug as Management for Scapular Winging OVT075 Modified Technique for Using Nonadherent Dressing in Vacuum-Assisted Closure for Deep Surgical Site Infection With Exposed Dura OVT076 The Efficacy of the Modern Ultrasonic Bone Scalpel in a Risky and Demanding Spine Surgery OVT077 Ultrasound-Guided Injection of the Medial Collateral Ligament Bursa for a Degenerative Medial Meniscus Tear OVT078 How to Detect Ramp Lesions Via Ultrasonography OVT079 Ultrasonographic-Guided Injection and “Pie Crust” Technique of Capsular-Tendon Structures for Treatment of Symptomatic Bipartite Patella OVT080 Arthroscopically Assisted Open Reduction and Internal Fixation for an Unstable Osteochondritis Dissecans Lesion OVT081 Arthroscopically Integrating a Biceps Tenodesis Into a Rotator Cuff Repair: A Novel Technique OVT082 Primary Quadriceps Tendon Suture Anchor Repair OVT083 Anterior Closing Wedge Infratubercular High Tibial Osteotomy for Excessive Posterior Tibial Slope OVT084 Combined Anterior Opening-Wedge High Tibial Osteotomy and Tibial Tubercle Osteotomy with Posterior Cruciate Ligament Reconstruction OVT085 Ulnar Collateral Ligament Repair With Suture Tape Augmentation and Flexor Pronator Repair OVT086 The Femoroacetabular Impingement Resection Arc OVT087 Radial Head Resection and Capsular Release OVT088 Revision Acromioclavicular Fixation with Clavicle Hook Plate for Failed Dog Bone Coracoclavicular Reconstruction OVT089 Combined Distal Femoral Osteotomy, Tibial Tubercle Osteotomy, and Medial Patellofemoral Ligament Reconstruction for Recurrent Patellar Instability OVT090 Arthroscopically Assisted Posterior Glenoid Reconstruction With Distal Tibia Osteochondral Allograft OVT091 Systematic Arthroscopic Treatment of Synovial Chondromatosis of the Knee OVT092 Medial Ulnar Collateral Ligament Reconstruction: A Dual-Docking, Four-Ply Reconstructive Technique OVT093 Usefulness of Intraoperative Ultrasonography for Meniscal Cysts OVT094 Trans-septal Viewing Portal for Accurate Anatomic Femoral Tunnel in Revisional Anterior Cruciate Ligament Reconstruction OVT095 Primary Repair With Suture Augmentation in Femoral-sided Avulsion of the Anterior Cruciate Ligament OVT096 Endoscopic Repair of a Proximal Hamstring Tear OVT097 Chronic Extensor Mechanism Reconstruction Via Achilles Allograft and Semitendinosus Autograft Augmentation OVT098 Technique for Surgical Hip Dislocation and Femoral Head Osteochondral Allograft Transplant for Treatment of Isolated Femoral Head Osteochondral Defect OVT099 Repairing Bucket-Handle Medial Meniscal Tears by Using an Inside-Out Technique Without a Safety Incision OVT100 Primary Repair of Symptomatic Lower Leg Fascial Defect OVT101 Posterior Cruciate Ligament and Posterolateral Corner Reconstruction in the Setting of Failed Posterior Cruciate Ligament Repair OVT102 Bilateral Needle Arthroscopy–Assisted Plantaris Tendon Release OVT103 Primary Patella Tendon Repair with V-Y Quadricepsplasty OVT104 Calcaneus Fracture and Posterior Arthroscopic Primary Subtalar Arthrodesis (C-PASTA) OVT105 Three-Dimensional Printed Scapula, Clavicle, and Humerus for Reconstruction of Shoulder After Resection of a Massive Chondrosarcoma OVT106 Osteochondral Allograft Transplant for a Large Osteochondral Defect of the Femoral Head OVT107 A New Minimally Invasive Plate Osteosynthesis Approach for the Humerus: A Farewell to the Radial Nerve OVT108 Repair of the Galeazzi Fracture OVT110 Anterolateral Approach for Treatment of Pilon Fractures: Surgical Technique Video OVT111 Valgus Intertrochanteric Osteotomy for Femoral Neck Fracture Nonunion OVT112 Posteromedial Talar Body Fracture: Case Discussion and Surgical Technique OVT113 Lateral Tibial Plateau Reconstruction Using Tricortical Iliac Crest Autograft as the Weight-bearing Surface OVT114 Quadriceps Tendon Reconstruction With Achilles Tendon Allograft OVT115 Operative Repair of a Schatzker II Tibial Plateau Fracture Using a Combined Anterolateral and Posterolateral Approach Without Fibular Head Osteotomy OVT116 Surgical Fixation of Extra-articular Scapula Body Fracture Through a Modified Judet Approach OVT117 Repair of a Distal Third Humeral Shaft Fracture Via a Triceps-Splitting Approach OVT118 Surgical Fixation of the Anteromedial Facet of the Coronoid Process OVT119 Delayed Arthrodesis for a Sanders Type IV Calcaneus Fracture: Distraction Bone Block Arthrodesis with Reamer/Irrigator/Aspirator Femoral Autograft OVT120 Partial Articular Fracture of the Distal Radius Treated via Dorsal Approach OVT121 Conversion of Synthetic Cartilage Implant to a First Metatarsophalangeal Joint Fusion P0001 Surgical Helmets Harbor Common Pathogens that can Contaminate the Surgical Field P0002 Outcomes of Irrigation and Debridement of Acutely Infected Aseptic Revision Total Joint Arthroplasties P0003 Is Manually Mixed Povidone Iodine Irrigation Preparation Reliable? P0004 The COVID-19 and Center of Medicaid and Medicare Services Regulatory Reform Impact on Total Hip Arthroplasty Metrics P0005 Same-Day Discharge Total Hip and Knee Arthroplasty: Trends, Complications, and Readmission Rates P0006 Super Obese Patients are Associated with Significant Infection Burden after Total Hip Arthroplasty P0007 Does Bariatric Surgery Prior to Primary Total Hip Arthroplasty Really Improve Outcomes? P0008 Preoperative Vitamin D levels and Risk of Complications after Total Hip Arthroplasty: A Multicenter Database Study P0009 Redefining the 3D Topography of the Acetabular Safe Zone: A Multivariable Study Evaluating Prosthetic Hip Stability P0010 Robotic-Assistance for Posterior Approach Total Hip Arthroplasty is Associated with Lower Risk of Revision for Dislocation when Compared to Manual Techniques P0011 Spinopelvic Characteristics in Highly Functioning, Asymptomatic Volunteers and in Patients with Young Adult Hip Disorders: Are Different Pathologies associated with Different Characteristics? P0012 Patients Who Discontinue Cigarette Smoking at Least One Month Prior to Undergoing Primary Hip Arthroscopy Demonstrate Similar Outcomes to a Propensity-Matched Control Group of Never Smoking Patients at Minimum 2-Year Follow Up P0013 Range of Motion and Femoral Head Coverage following Computer-Simulated Periacetabular Osteotomy of the Dysplastic Hip P0014 Radiographic Measurement of Leg Length Change in the Nonsurgical Leg during Total Hip Arthroplasty: A Potential Indicator of Imaging Error P0015 Deep Learning Based Fully Automated 3D Models of Hip Labrum Based on MR Arthrography are Feasible and Allow Detection of Differences in Labrum Volume among Different Hip Deformities P0016 Deep Learning Tool for Accurate and Precise Automatic Measurement of Femoral Component Subsidence following Total Hip Arthroplasty from Plain Radiographs P0017 Automated Femoral, Acetabular, and Global Offset Measurements on Pelvic Radiographs: A Deep-Learning Analysis P0018 Femoral Nerve Approaches the Anterior Acetabulum in Hip Osteoarthritis: A Comparative Study using Advanced Magnetic Resonance Neurography P0019 Retrieval Analysis of Dual-Mobility Liners Reveals Stable Mechanical Properties on the Inner and Outer Polyethylene Bearing P0020 Machine Learning Models Predict the Need for Labral Augmentation in Patients Undergoing Hip Arthroscopy for Femoroacetabular Impingement Syndrome P0021 Greater Preoperative Function Reduces Patient Ability to Achieve One-Year HOOS Jr and KOOS Jr Minimum Clinically Important Difference P0022 Predicting Dissatisfaction following Total Hip Arthroplasty using a Bayesian Model Averaging Approach: Results from the Australian Arthroplasty Clinical Outcomes Registry P0023 Reporting and Analyzing Sex, Ethnicity, and Race within Articles Published in the Journal of Arthroplasty: Are We Making Progress? P0024 The Impact of Surgeon Variability on Patient-Reported Outcomes in Total Hip Arthroplasty P0025 Prophylactic Cerclage as an Adjunct to Total Hip Replacement: The Effect of Cable Location P0026 Contemporary Use of Trochanteric Plates in Periprosthetic Femur Fractures: A Displaced Trochanter Will Not Be Tamed P0027 Selected Vancouver B2 Periprosthetic Femoral Fractures around Polished Stems Can be Safely Treated with Osteosynthesis P0028 Stem Separation Plays an Important Role in Interprosthetic Femoral Fractures: A Finite Element Study P0029 Hairline Fractures are Commonly Present after Periprosthetic Fractures of the Proximal Femur P0030 Time Interval Less than 6 Weeks between Bilateral Staged Total Hip Arthroplasties is Associated with Increased 90-Day Postoperative Complications but No Significant Difference in Revision Rate P0031 Spinopelvic Mobility Parameters Change with Total Hip Arthroplasty Patient Age and Gender P0032 Higher Postoperative Complication Rate in Patients Aged 80+: Are there Risk Factors other than Age? P0033 Risk Factors for Opioid Use in Total Joint Arthroplasty: Does Race, Approach, and Bilateral Surgery Influence 90-Day Prescriptions? P0034 Patient and Perioperative Risk Factors for Failure to Discharge after Planned Same-Day Total Hip Arthroplasty: A Multicenter Study P0035 Mid- to Long-Term Outcomes in Modular Dual Mobility Bearings in Primary Total Hip Arthroplasty P0036 Is the Shape of Prosthetic Range of Motion always a Cone? A Computer Simulation Study P0037 The Role of Offset on Lateral Trochanteric Pain following Primary Total Hip Arthroplasty P0038 40mm Femoral Heads with the Smallest Compatible Acetabular Components in Primary Total Hip Arthroplasties: Is it Safe? P0039 The SLIM Study: Economic, Energy, and Waste Savings through Lowering of Instrumentation Mass in Total Hip Arthroplasty P0040 What is the Prevalence of Hip Abductor Pathology in Patients Undergoing Total Hip Arthroplasty? P0041 How Pelvic Mobility Changes after Total Hip Arthroplasty P0042 Cup Anteversion Targets should be Reduced when Using a Lipped Liner Placed Posteriorly P0043 Does Severity of Hip Osteoarthritis Affect Spinopelvic Motion? P0044 Changing Surgical Approach from Primary to Revision Total Hip Arthroplasty is not Associated with Increased Risk of Dislocation or Rerevisions P0045 Is Retention of the Acetabular Component at Revision Surgery a Long-Term Solution? P0046 Predictors and Outcomes of Aseptic Femoral Head and Acetabular Liner Exchange in Revision Total Hip Arthroplasty P0047 A Retrospective Review of Relative Value Units in Revision Total Hip Arthroplasty: A Dichotomy between Surgical Complexity and Reimbursement P0048 Stem Fit of Cementless Hemiarthroplasty Compared to Total Hip Arthroplasty P0049 Does the Primary Surgical Approach Matter when Choosing the Approach for Revision Total Hip Arthroplasty? P0050 Is there a Difference in Postoperative Pain and Narcotic Prescriptions between Navigation, Robotic, and Conventional Unassisted Total Hip Arthroplasty? P0051 Intra-Articular Hip Injections Prior to Total Hip Arthroplasty: Infection and Cost-Related Associations P0052 Incidence, Timing, and Predictors of Hip Dislocation following Primary Total Hip Arthroplasty for Osteoarthritis P0053 Failure following Revision Total Hip Arthroplasty after Cobalt-Chrome Femoral Heads are Placed on a Retained Femoral Stem P0054 Polyester Mesh with Liquid Adhesive Dressing was Superior to Incisional Negative Pressure Therapy for Direct Anterior Total Hip Arthroplasty P0055 Malnutrition Predicts Failure of Two-Stage Exchange for Chronic Periprosthetic Joint Infection P0056 Two -Stage Exchange for Septic Arthritis of the Hip and the Knee: A Five Years Single Center Follow Up P0057 Extended Trochanteric Osteotomy with Intermediate Resection Arthroplasty is Safe for Use in Two-Stage Revision Total Hip Arthroplasty for Infection P0058 Candida Prosthetic Joint Infection: Significant Differences between Albicans and Non-Albicans Group P0059 Metal Ion Levels in a Contemporary Modular Dual Mobility Construct P0060 Primary Total Hip Arthroplasty in Patients Older than 90 Years of Age – A Retrospective Matched Cohort Study P0061 Radiographic Predictors of Outcomes for Direct Anterior Total Hip Arthroplasty P0062 Discrepancies in the Classification of Outpatient Surgeries and their Effect on Study Outcomes following Total Hip Arthroplasty in Medicare Patients P0063 Should You Transplant the Kidney Before or After Total Hip Arthroplasty in Patients with End-Stage Renal Disease P0064 A Call to Own the Bone: Osteoporosis is a Predictor for Adverse Two-Year Outcomes following Primary Total Hip Arthroplasty P0065 Postoperative Complications after Outpatient Total Joint Arthroplasty in a Health Disparate Community P0066 Outcomes of Thin Highly Crosslinked Polyethylene Liners in Primary Total Hip Arthroplasty P0067 Risk Factors for Early Readmission and Reoperation after Outpatient Total Hip Arthroplasty P0068 Beyond the Safe Zone: A Functional Cup Analysis of Problematic Total Hip Replacements P0069 Polyethylene Wear of Dual Mobility Cup: A Comparative Analysis with Patient-Specific Modeling P0070 Safety and Efficacy of Rivaroxaban in Elective Total Joint Arthroplasty P0071 The Role of Synovial Aspiration in the Diagnosis of Aseptic Loosening and Failure in Total Knee Arthroplasty P0072 Spinal vs. General Anesthesia Use in Total Knee Arthroplasty: Are there Differences in Complication and Readmission Rates? P0073 Higher Preoperative Kellgren & Lawrence Grade is Associated with Improved Patient-Reported Outcomes following Primary Total Knee Arthroplasty P0074 Comparison of Functional Outcomes after Total Knee Arthroplasty Based on Patellar Resurfacing P0075 Does Time to Reimplantation after Explant for Prosthetic Joint Infections Influence the Likelihood of Successful Outcomes at 2 Years? P0076 Dilute Povidone-Iodine Irrigation Reduces the Rate of Periprosthetic Joint Infection following Hip and Knee Arthroplasty: An Analysis of 31,331 Cases P0077 Do Delta Changes in Synovial White Blood Cell Count and Differential Anticipate the Outcome of Reimplantation? P0078 Do Intra-Articular Corticosteroid Injections after Unicompartmental Knee Arthroplasty Increase the Risk of Periprosthetic Joint Infection? P0079 Paradoxical Behavior of Plasma D-Dimer from Explantation to Reimplantation in a Two-Stage Revision P0080 Preoperative Alignment Predicts Need for Manipulation under Anesthesia after Total Knee Arthroplasty P0081 Objective Measurements of Implant and Patient Performance in Satisfied and Dissatisfied Total Knee Arthroplasty Patients P0082 Alignment in Total Knee Arthroplasty is Only Part of the Equation: High Variability of Ligament Laxities for Each Knee Alignment Category P0083 Kinematically Aligned Total Knee Arthroplasty Does Not Improve Tibiofemoral Kinematics compared to Mechanically Alignment Total Knee Arthroplasty in Patients with Varus Osteoarthritis P0084 Effects of Primary Total Knee Arthroplasty on Quadriceps Strength P0085 Future Projections of Obesity within the General Population and Primary Total Knee Arthroplasty Patients: How Big Will the Problem Get? P0086 Preoperative Factors Influencing Manipulation under Anesthesia P0087 Does Metabolic Syndrome Impact the Risk of Reoperation, Revision, or Complication after Primary Total Knee Arthroplasty? P0088 Do Transfused Sickle Cell Patients have Better Total Knee Arthroplasty Outcomes? P0089 Posterior Tibial Slope in Total Knee Arthroplasty: The Transmalleolar Sagittal Axis Underestimates Slope compared to Traditional Intramedullary Axis P0090 Postoperative Complications in Total Joint Arthroplasty among Patients Receiving Aspirin, Warfarin, Enoxaparin, and Direct Factor Xa Inhibitors P0091 Rate of Incidental Findings in CT Scans for Robot-Assisted Total Joint Arthroplasties: Effect on Patient Management P0092 Increased Risk of Revision with Posterior Stabilized Total Knee Arthroplasty: An Analysis from the American Joint Replacement Registry P0093 Polyethylene Crosslinking and Antioxidant Use Not Associated with Risk of Revision after Total Knee Arthroplasty: An Analysis from the American Joint Replacement Registry P0094 Does Cruciate Retention in Primary Total Knee Arthroplasty Affect Patient Awareness of Artificial Joint Postoperatively? P0095 Registry Data Shows Superiority of Cruciate Retaining vs. Stabilized Versions of the Same Total Knee Replacement Construct at Minimum of 7 Years P0096 What Becomes of the Revision Knee with a Wound Complication? P0097 Survival and Outcomes of 1.5-Stage vs. 2-Stage Exchange Total Knee Arthroplasty following Prosthetic Joint Infection P0098 Functional and Patient-Reported Outcomes after Successful Debridement, Antibiotics, and Implant Retention for Periprosthetic Joint Infection of Total Knee Arthroplasty P0099 Risk Factors for Aseptic Conversion Total Knee Arthroplasty after 1.5-Stage Exchange Introduction P0100 Higher Risk of Acute Kidney Injury in Two-Stage vs. One-Stage Revision for Periprosthetic Joint Infection: A Randomized Prospective Trial P0101 Intra-Articular Corticosteroid Injections into a Preexisting Total Knee Arthroplasty are Associated with an Increased Risk of Periprosthetic Infection and Revision P0102 Extended Oral Antibiotics Increase Bacterial Resistance in Patients who Fail Two-Stage Exchange P0103 Intra-Articular Hyaluronic Acid Injections Do Not Prevent nor Delay Total Knee Arthroplasty P0104 Costs of Nonsurgical Procedures for Knee Osteoarthritis in the Year Prior to Primary Total Knee Arthroplasty P0105 Impact of Registry Education on Opioid Utilization: Michigan Arthroplasty Registry Collaborative Quality Initiative's Pain Control Optimization Pathway P0106 New Persistent Opioid Use among Opioid-Naïve Patients following Total Joint Arthroplasty: Is there a Safe Quantity of Perioperative Opioids to Prescribe? P0107 Decreased Postoperative Opioid use with No Increase in Post-Surgical Complications following Total Knee Arthroplasty in those with Prior Genicular Nerve Radiofrequency Ablation P0108 Radiographic Severity of Osteoarthritis is Not Predictive of Preoperative Step Counts, Physical Function, or Pain Levels Prior to Joint Arthroplasty P0109 Black Patients are Less Satisfied with the Process of Care following Primary Hip and Knee Arthroplasty: A Retrospective Study P0110 Patient-Reported Outcomes of a Musculoskeletal Integrated Practice Unit providing 360o Whole Person Care for Knee Osteoarthritis P0111 Staged vs. Simultaneous Bilateral Knee Arthroplasty: Does Minimal Cost Difference Justify Risks? P0112 Patient-Reported Outcomes Measurement Information System Physical Function and Global Physical Health Subscale Strongly Correlate to the KOOS-Physical Function Shortform P0114 Perioperative Sleep Quality Disturbances in Total Joint Arthroplasty is Multifactorial P0115 Should You Transplant the Kidney Before or After Total Knee Arthroplasty in Patients with End Stage Renal Disease P0117 Allergic Dermatitis with Use of Prineo for Wound-Closure in Primary Total Knee Arthroplasty: A Case Series P0118 Outcomes of Elective Total Knee Arthroplasty in Nonagenarians and Centenarians P0119 Image-Based, Robotic-Arm Assisted Arthroplasty Did Not Result in Superior Outcomes at 2-Year Follow Up P0120 Complications, Readmission Rates, and In-Hospital Lengths-of-Stay Rates in Octogenarian vs. Non-Octogenarians: An Analysis of over 1.7 Million Patients P0121 Aspirin Prophylaxis is associated with Less Knee Stiffness following Total Knee Arthroplasty P0122 Does Bariatric Surgery Prior to Primary Total Knee Arthroplasty Improve Outcomes? P0123 Are Minimum Two-Year Patient-Reported Outcome Measures Necessary for Accurate Assessment of Patient Outcomes after Primary Total Knee Arthroplasty? P0124 Different Contemporary Knee Implant Designs Result in Similar Patient-Reported Outcomes: A Randomized Controlled Trial to Evaluate the Difference in Patient Satisfaction between Three Contemporary Posterior Stabilized Total Knee Designs P0125 Study of Periarticular Anesthetic for Replacement of the Knee: A Multicenter Patient-Blinded, Randomized Controlled Superiority Trial of Liposomal Bupivacaine P0126 Topical Cannabidiol Does Not Reduce Opioid Consumption following Total Knee Arthroplasty P0127 Early Results of a Multicenter Randomized Controlled Trial of Partial vs. Total Knee Arthroplasty P0128 Socioeconomic Disparities in the Utilization of Total Knee Arthroplasty P0129 Author “Spin” Impacts More than Half of Total Knee Arthroplasty Randomized Control Trials, But Is Improving P0130 Selective Patella Resurfacing in Contemporary Total Knee Arthroplasty: A Matched Cohort Analysis P0131 Do Overstuffed Patella Really Affect the Postoperative Outcomes after Total Knee Arthroplasty? P0132 Predicting Likelihood of Extended Length of Stay following Total Joint Arthroplasty P0133 Optimizing Patients for Total Joint Arthroplasty: The Role of Preoperative Dental Clearance P0134 Comparison of Survival Rate between Total Knee Arthroplasty (TKA) after Previous Anterior Cruciate Ligament Reconstruction and Primary TKA using Propensity Score Matching P0135 Hyaluronic Acid Injections for Knee Osteoarthritis: Has Utilization among Medicare Beneficiaries Changed between 2012-2018? P0136 High Tibial Osteotomy in Young Patients with Constitutional Deformity is an Efficient Strategy before a Total Knee Arthroplasty: A Long-Term Comparative Study P0137 Comparing Two Techniques for Establishing Intraoperative Tibial Component Rotation in Total Knee Arthroplasties: In Vivo Study P0138 Early Femoral Insufficiency Fractures after Primary Total Knee Arthroplasty: A Cause for Concern P0139 The Role of Constraint in Revision Total Knee Replacement for Instability: Full Component Revision vs. Isolated Polyethylene Exchange in Selected Patients P0140 Manipulation following Primary Total Knee Arthroplasty: A Predictor of Poor Clinical Outcome? P0141 Perioperative Use of Antifibrotic Medications associated with Lower Rate of Manipulation after Primary Total Knee Arthroplasty: An Analysis of 101,366 Patients P0142 Utility of Enhanced Record Review in Revision Total Joint Arthroplasty: A Retrospective Analysis to Elucidate Accurate vs. Reported Etiologies P0143 Evaluation of Dietary Markers of Malnutrition and their Utility to Predict Failure Post Revision Total Joint Arthroplasty P0144 Flexion Instability after Total Knee Arthroplasty: Surgical and Nonsurgical Management of 218 Cases P0145 Patient-Specific Instrumentation vs. Standard of Care in Total Knee Arthroplasty: A Randomized Trial in an Obese Population P0147 Predictive Factors of Pain and Functional Outcome after Total Knee Arthroplasty in the FORCE-TJR Registry P0148 Effect of Having a Prior Colectomy on Postoperative Outcomes of Total Knee Arthroplasty Patients P0149 Not All Primary Total Knee Arthroplasties are the Same: What are the Implications in Large Database Studies? P0150 High Rate of Intramedullary Canal Culture Positivity in Total Knee Arthroplasty Resection for Prosthetic Joint Infection P0151 Creating Safe Zones at the Lateral Ankle to Avoid Iatrogenic Injury to the Sural Nerve: An Anatomical Imaging Study Using 3T MRI P0152 What are the Injures that Lead to Posttraumatic Ankle Osteoarthritis? A Long-Term Retrospective Analysis of 533 Patients P0153 Rates of Bony Union with the Use of Structural Allograft in Lapidus Arthrodesis: A Comparison between Two Fixation Constructs P0154 Trends and Complications in Ankle Arthroplasty versus Arthrodesis in the State of New York, 2009-2018 P0155 Midfoot Charcot Deformity Correction is Well Maintained with Beam Fixation P0156 Arthroscopic Treatment of Cystic Talus Osteochondral Lesions: Long-Term Results P0157 Distal Metatarsal Articular Angle in Hallux Valgus Deformity: Fact or Fiction? A Three-Dimensional Weight-Bearing CT Assessment P0158 Is the Sinus Tarsi Approach Safer than the Extended Lateral Approach for Calcaneal Fractures? P0159 A Descriptive Analysis of Adolescent Tarsal Navicular Bone Stress Injuries P0161 Bone Healing and Complications of the Lapicotton Technique for the Collapsing Foot Treatment: Early Results of a Case Series P0162 Outcomes of Surgical Treatment for Sural Neuritis P0163 The Influence of Pain and Resiliency on Foot and Ankle Surgery Outcomes P0164 Sex Differences in Patient-Reported Outcomes after Total Ankle Arthroplasty P0165 Supination Adduction Vertical Medial Malleolar Fracture Fixation with Buttress Plating versus Screw-Only Fixation with Internal Buttressing: A Cadaveric Biomechanical Study P0166 In Vivo Three-Dimensional Analysis of Optimal Rotation Center of Ball-and-Socket Thumb Carpometacarpal Joint Arthroplasty P0167 Is Distal Radioulnar Joint Arthritis a Problem after Total Wrist Arthrodesis? A Single-Institution Case Series P0168 Strengthening of the First Dorsal Interosseous for Thumb Carpometacarpal Osteoarthritis P0169 The Role of Dynamic Ulnar Variance in Triangular Fibrocartilage Complex Surgical Determination: A Retrospective Comparative Review P0170 Limb Necrosis in the Setting of Vasopressor Usage P0171 Patient-Reported Outcome Measurement Information System (PROMIS) Outcomes in Distal Radius Fracture Patients:Is there Added Value of Long-Term PROMIS Outcomes? P0172 The Development and Internal Validation of Novel Risk Prediction Tools to Predict Subsequent Surgery following Initial Treatment of Distal Radius Fractures in Adults P0173 Does Plate or Pin Fixation of Metacarpal Fractures Lead to Better Outcomes? A Retrospective Study of Two Academic Centers P0174 A Comparative Study of K-Wire and Plating for Corrective Osteotomy of Distal Condylar Malunion of the Phalanx in Children P0175 Specific Factors Affecting Operating Room Efficiency: A Systems Analysis of Case Time Estimates P0176 Nail Sparing and Subnailbed Approach to Subungual Glomus Tumors P0177 Assessing Gender Disparities in Indication for Carpal Tunnel Surgery P0178 A National Surgical Quality Improvement Program Analysis of 30-Day Complications after Allograft or Autograft Use in the Upper Extremity P0179 Are Self-Reported Physical Function and Grit Levels Correlated in Patients after Distal Radius Fracture Open Reduction Internal Fixation? P0180 Treatment of Traumatic Brachial Plexus Injuries in the Pediatric Population P0181 Functional and Surgical Outcomes of Tibial Turn-Up to Achieve Limb Salvage in the Setting of Massive Femoral Bone Loss P0182 What is the Clinical Impact of Sending Tissue for Histopathology during Surgery for Known, Diffuse Metastatic Disease to Bone? P0183 Analysis of Patient Characteristics and Survival Predictors in Patients with Metastatic Bone Disease Secondary to Liver Cancer: A Surveillance, Epidemiology, and End Results Database Study P0184 Searching Full-Text Pathology Reports Identifies Chondrosarcomas in the Veterans Affairs National Database: Cohort Creation and Clinical Outcomes P0185 Premenopausal Women with Chondrosarcoma have Increased Disease Specific Survival: Does Estrogen have a Protective Effect? P0186 Pathological Fractures have No Long-Term Association with Adverse Oncological Outcomes in Ewing Sarcoma P0187 What Factors do New Patients Consider Important when Selecting an Orthopaedic Oncologist? P0188 Radiomics and Machine Learning Predict Diagnosis in Musculoskeletal Myxoid Soft Tissue Tumors P0189 Mechanical Effects of Virtual Prophylactic Intramedullary Nail Fixation in Femurs with Metastatic Disease P0190 Intramedullary Photodynamic Nail Stabilization in Metastatic Bone Disease of the Pelvis P0191 A Scoring System Combining Radiological and Histopathological Examinations for Differential Diagnosis between Lipoma and Atypical Lipomatous Tumor/Well-Differentiated Liposarcoma P0192 Lack of Radiosensitivity Predicts Poor Oncologic Outcome in Extremity Myxoid Liposarcoma P0193 Clinical Outcome Differences in the Treatment of Impending versus Completed Pathological Long Bone Fractures P0195 Does the Skeletal Oncology Research Group Machine Learning Algorithm Accurately Predict 90-Day and One-Year Survival of Patients Surgically Treated for Long-Bone Metastatic Disease of Bone: An Internal Validation P0196 Does Anterior Vertebral Body Morphology Differ Based on Age and Gender? P0197 High Interrater Reliability for Arm Span and Ulnar Length Measurements P0198 Grit is not Associated with Baseline Patient-Reported Outcomes Measurement Information System Pain Intensity or Pain Interference Scores P0199 Minimizing Risk of Vascular Injury: Anatomical Study of the Popliteal Artery in the Pediatric Knee P0200 Saucerization Combined with Meniscus Repair is a Safe and Effective Technique for the Treatment of Symptomatic Discoid Meniscus P0201 New Modified Classification of Infantile Tibia Vara: An Assessment of Intra and Interobserver Reliability P0202 Incidence of Second Surgery after Medial Patellofemoral Ligament Reconstruction with Osteochondral Fracture Fixation in Pediatric Patients after Patella Dislocation P0203 Treatments of Nontraumatic Slipped Capital Femoral Epiphysis: A Comparison of 30-Day Postoperative Outcomes in Different Procedures P0204 Should Flexible Intramedullary Nails be Removed at a Later Date? A Study of 453 Pediatric Fractures at a Major Trauma Center P0205 Should the Medial Pin in Pediatric Supracondylar Humerus Fracture Fixation be Abandoned? A Retrospective Review and Discussion of Ulnar Nerve Neuropraxia Rates and Surgical Technique P0206 Use of Epidural Analgesia in Children with Cerebral Palsy Undergoing Unilateral Hip Reconstruction P0207 Methodology for the Development of a Country-Specific Care Pathway for the Screening of Developmental Dysplasia of the Hip P0208 Ultrasound Measurements of Neonatal Hips using the Modified Graf's Method in the Early Diagnosis of Developmental Dysplasia of the Hip P0209 The Novel Posterior Shenton’s Line Measurement on a False Profile Radiograph Accurately Identifies Acetabular Dysplasia P0210 Screening and Monitoring of Deformity in Adolescent Idiopathic Scoliosis using Mobile Device Based Surface Topography P0211 Association of Race with Risk of Revision Procedures and Postoperative Complications after Spine Arthrodesis Procedures in Children with Cerebral Palsy P0212 The Role of Health Mindset in Adolescent Compliance with Brace Wear for Adolescent Idiopathic Scoliosis P0213 Screw Failure in Spinal Growing Rod Constructs P0214 Vertebral Body Tethering versus Posterior Spinal Fusion Surgery for Skeletally Immature Patients: A Matched Case Control Study at 2-Year Follow Up P0215 Pediatric and Adolescent Patellofemoral Instability: Is Insurance Status associated with Delays in Care among Patients eventually Treated Surgically? P0216 Tear Features and Surgical Techniques in 1,230 Meniscus Repairs in Children and Adolescents: Results from a Prospective, Multicenter Registry P0217 Is Magnetic Resonance Imaging Reliable for Evaluation of the Anterolateral Ligament in Children and Adolescents? P0218 Multiligament Knee Reconstruction in Adolescents: Outcomes of Single Stage Anatomic Reconstruction P0219 Impact of Effective Frequency Jack-Knife Stretching in Preadolescent Male Football Players P0220 Systematic Isolation of Key Parameters for Estimating Skeletal Maturity on AP Wrist Radiographs P0221 Trends in Primary Total Knee Arthroplasty: 10-Year Cost vs. Revenue Analysis P0222 Shift to Outpatient Total Knee Replacements Leads to Increased Patient Out-of-Pocket Expenses P0223 Medicare Inpatient to Outpatient Shift: Lower Reimbursement for the Same Length of Stay P0224 The Benefits of a Total Joint Arthroplasty Optimization Program in an Academic Medical Center P0225 Buyer Beware: Analysis of Changes to the 2021 Centers for Medicare & Medicaid Services Physician Fee Schedule for Shoulder Surgeons P0226 Current Guidelines and Practice Recommendations to Prevent Hospital Acquired Conditions after Major Orthopaedic Surgeries P0227 Trends in Gender Diversity among Orthopaedic Applicants, Residents, and Faculty P0228 The Crucial Role Program Directors Play in Impacting Diversity in Orthopaedic Surgery P0229 Gender Bias not Detected in Evaluation of Orthopaedic Trainee Arthroscopic Skills P0230 Race and Gender Disparities in Resident Attrition in Orthopaedics and Surgical Subspecialties P0231 Implementing Virtual Grand Rounds in Orthopaedics: Experiences and Participant-Reported Outcomes P0232 Social Determinants of Health Impact Patient-Reported Outcomes Information System Scores and Health Care Utilization following Rotator Cuff Repair P0233 Healthcare Utilization and Disparities during COVID-19 Telemedicine Visits for Osteoarthritis P0234 Quality Reporting Windows May Not Capture the Effects of Surgical Site Infections after Orthopaedic Surgery P0235 Predictors of Patient-Reported Outcomes Measurement Information System Physical Function Two Years after Elective Shoulder Surgery P0236 Impact on the Mental Health of Orthopaedic Patients and Healthcare Workers due To COVID-19 Safety Measures and Social Interventionism P0237 The Impact of Patient and Provider Gender on Patient Satisfaction Scores P0238 Orthopaedic Society Leadership Diversity and Academic Productivity: Where Do We Stand Now? P0239 What Psychological and Social Factors are Associated with Functional Outcomes in Underserved Populations with Hip and Knee Osteoarthritis P0240 Orthopaedic Randomized Controlled Trials Published in General Medical Versus Orthopaedic Journals P0241 Risks of Skeletal Complications Increase after One Year Administration of High Dose Bisphosphonate in Multiple Myeloma Patients P0242 Computer-Assisted Cryotherapy Reduce Opioids Use after Total Knee Arthroplasty: A Safe Postoperative Pain Management Study P0243 Opioid Utilization after Sequential Implementation of Statewide Mandatory Prescription Limits and Electronic Prescribing P0244 Public Perceptions of Opioid Use following Orthopaedic Surgery P0245 Reduced Narcotic Use after Total Joint Arthroplasty in At-Risk Patients P0246 Patient Rated Involvement and Surgeon Ratings of Patient Involvement in Decision Making are Not Aligned P0247 Group Practice Size Consolidation in Orthopaedic Surgery P0248 Elevated Blood Titanium Levels in Patients with Contemporary Titanium Implants P0249 How to Make the Most of Your Operative Time by Optimizing Daily Surgical Scheduling P0250 Noninvasive Hemoglobin Monitoring for Postoperative Pediatric Orthopaedic Patients: A Pain-Free Screening Tool P0251 High Patient Satisfaction with Telephone-Telehealth for Postoperative Care after Total Joint Arthroplasty at a Veterans Affairs Facility P0252 Patient Satisfaction of Ambulatory Surgical Care Centers compared to Hospital-Based Outpatient Care for Patients undergoing Total Knee Arthroplasty P0253 Trends, Risk Factors, and Economic Impact of Stage I to IV Sacral Pressure Ulcers: A Retrospective Analysis of 151,621 Patients using International Classification of Diseases, 10th Version Coding P0254 Is Osteoarthritis more Common among Patients Who have Hypoparathyroidism? P0255 Trends, Risk Factors, and Economic Impact of Hospital-Acquired Sacral Pressure Injury: A Retrospective Analysis of 54,719 Patients P0256 The Impact of Insurance Status on Patient Placement into Inpatient and Outpatient Orthopaedic Surgical Centers P0257 Implementing Weight Loss before Total Joint Arthroplasty Using Remote Dietitian and Mobile App: A Randomized, Control Trial P0258 Outcomes of an Institutional Rapid Recovery Protocol for Total Joint Arthroplasty at a Safety Net Hospital P0259 Outpatient Total Hip and Knee Arthroplasty Performed in a Safety Net Hospital System P0260 The Impact of COVID-19 on the Utilization of Post-operative Physical Therapy vs. Self-Directed Rehabilitation after Knee and Hip Arthroplasty P0261 What is the Most Predictive MRI Finding of Stiff Shoulder Concomitant with Rotator Cuff Tear? P0262 Optimal Approaches to Assessing Patient Satisfaction and Patient-Reported Outcomes in Anatomic Shoulder Arthroplasty P0263 Preoperative Radiographic Glenohumeral Osteoarthritis Associated with Patient-Reported Outcomes Measures after Total Shoulder Arthroplasty P0264 Diagnosis Specific Thresholds for Minimal Clinically Important Difference, Patient Acceptable Symptomatic State, and Substantial Clinical Benefit after Anatomic Total Shoulder Arthroplasty P0265 Outcomes in Long-Term Disability Patients after Anatomic Total Shoulder Arthroplasty and Reverse Total Shoulder Arthroplasty P0266 Stemless Total Shoulder Arthroplasty Using a Novel Multiplanar Osteotomy and Elliptical Humeral Head Results in Both Improved Early Range of Motion and Radiographic Center of Rotation Compared to Standard Total Shoulder Arthroplasty P0267 Validation of the Outpatient Arthroplasty Risk Assessment Tool for Safe Same-Day Discharge after Primary Shoulder Arthroplasty: A Retrospective Expansion Study P0268 The Impact of Social Deprivation on Patient-Reported Outcomes after Anatomic and Reverse Shoulder Arthroplasty P0269 Comparison of Functional Internal Rotation for Lesser Tuberosity Osteotomy and Subscapularis Peel in Total Shoulder Arthroplasty P0270 What is the Most Predictive MRI Finding of Stiff Shoulder Concomitant with Rotator Cuff Tear? P0271 The Fate of Distal Biceps Partial Thickness Tears P0272 The Epidemiology of Glenohumeral Arthritis in the Young Patient P0273 Single-Dose Postoperative Radiation after Surgical Removal of Elbow Heterotopic Ossification is Associated with a Substantial Infection Rate P0275 Antibiotic Prophylaxis with Cefazolin is Associated with Lower Shoulder Periprosthetic Joint Infection Rates than Non-Cefazolin Alternatives P0276 Preoperative Hemoglobin A1c is Not Associated with Increased Risk of Complications after Total Shoulder Arthroplasty: A Multicenter Electronic Health Record Database Study P0277 Cold Atmospheric Plasma has Bactericidal Capability for Prevention of Surgical Infection during Incision P0278 Dynamics of Cutibacterium on the Skin of Shoulder Arthroplasty Patients Over the Perioperative Surgical Period P0279 Comparison of Triamcinolone and Methylprednisolone Efficacy and Steroid Flare Reaction Rates in Shoulder Corticosteroid Injection: A Randomized Parallel Study P0280 Comparison of One-Stage versus Two-Stage Revisions for Total Infected Shoulders and Elbows P0281 Comparison of Reverse Shoulder Arthroplasty and Total Shoulder Arthroplasty for Patients with Inflammatory Arthritis P0282 Using Dynamic Digital Radiography to Measure Variation in Scapulohumeral Rhythm of Pathologic Shoulders P0283 Recurrence and Revision Rates with Arthroscopic Bankart Repair compared with the Latarjet Procedure in Competitive Rugby Players with Glenohumeral Instability and a Glenoid Bone Loss <20% P0284 Biceps Tenodesis Performed with the Arm Elevated Distalizes the Musculotendinous Unit: A Guide to Correct Tensioning using Humeral Rotation P0285 Radiostereometric Analysis of Biceps Tenodesis: A Prospective Comparison of All-Suture Anchor vs. Interference Screw, Arthroscopic, and Mini-Open Techniques P0286 Does Proximal vs. Distal Injury Location of the Medial Ulnar Collateral Ligament of the Elbow Differentially Impact Elbow Stability? An Ultrasound-Guided and Robot Assisted Biomechanical Study P0287 Mechanical Anatomy of the Rotator Cable and Crescent Area: A Paradigm Shift P0288 Effects of Rotator Cable and Crescent Tear Propagation on Humeral Abduction Strength P0289 Arthroscopic Evaluation of Lateral Ulnar Collateral Ligament Stability after Selective Release and Repair P0290 Split Anconeus Fascia Transfer for Reconstruction of the Lateral Ulnar Collateral Ligament: Landmarks, Isometry, and Strength P0291 Comparing Mid-Term Clinical Outcomes of Rotator Cuff Sparing Reverse Shoulder Arthroplasty versus Anatomic Total Shoulder Arthroplasty in Patients with Cuff-Intact Glenohumeral Osteoarthritis P0292 Recovery from Osteocapsular Debridement for Primary Elbow Osteoarthritis is Rapid and Does Not Depend on Preoperative Motion P0293 Preoperative Chronic Anticoagulation Use Prior to Total Shoulder Arthroplasty Leads to Increased Complications: A Comparison of Direct-Acting Oral Anticoagulants, Warfarin, and Enoxaparin P0294 Arthroscopic Osteocapsular Arthroplasty, with or without Glenoidplasty, for Severe Glenohumeral Arthritis P0295 Association of C. Acnes with Histopathologic and Tribological Characteristics of Retrieved Total Shoulder Arthroplasties P0296 Suture Augmentation Neutralizes Varus Deforming Muscular Forces in a Two-Part Osteoporotic Proximal Humerus Fracture Model P0297 Incidence and Risk Factors for Pseudosubluxation of the Humeral Head following Proximal Humerus Fracture P0298 Fragility of Randomized Controlled Trials for Treatment of Proximal Humerus Fractures P0299 Morbidity and Mortality of Proximal Humerus Fragility Fractures P0300 Proximal Humerus Fracture Dislocations: Which Patterns can be Reduced in the Emergency Department? P0301 Periprosthetic Humerus Fractures after Shoulder Arthroplasty: An Evaluation of Available Classification Systems P0302 Cerclage Wires Do Not Improve Initial Fixation in Periprosthetic Humeral Fractures P0303 Reverse Shoulder Arthroplasty with Glenoid Baseplate Augments for Severe Glenoid Bone Loss in Patients with Osteoarthritis and Intact Rotator Cuff P0304 Muscle Activation Patterns during External Rotation after Reverse Total Shoulder Arthroplasty: An Electrophysiological Study of the Teres Minor and Associated Musculature P0305 Rotator-Cuff and Deltoid Muscle Changes following Reverse Total Shoulder Arthroplasty P0306 The Effect of Preoperative Critical Shoulder Angle on Functional Outcomes in Patients following Reverse Total Shoulder Arthroplasty P0307 Does Severe Preoperative Shoulder Pain Affect Postoperative Outcomes after Reverse Total Shoulder Arthroplasty P0308 Reverse Shoulder Arthroplasty after Failed Tendon Transfer for Irreparable Posterosuperior Rotator Cuff Tears P0309 Patient Age at Time of Anatomic and Reverse Shoulder Arthroplasty Remains Stable Over Time: A 7.5-Year Trend Evaluation P0310 Intraoperative Measurement of Retroversion Does Not Predictably Restore Native Retroversion nor Accurately Predict Postoperative Retroversion after Reverse Shoulder Arthroplasty P0311 Reliability, Validity, and Responsiveness of a Novel Subscapularis Outcome Score P0312 Significance of the Acromiohumeral Distance on Stress Radiography for Predicting Healing and Function after Arthroscopic Repair of Massive Rotator Cuff Tears P0313 Efficacy of Intraoperative Platelet-Rich Plasma (PRP) Augmentation and Postoperative PRP Booster Injection for Rotator Cuff Healing: A Randomized Controlled Clinical Trial P0314 Superior Capsular Reconstruction vs. Lower Trapezius Transfer for Posterosuperior Irreparable Rotator Cuff Tears with High-Grade Fatty Infiltration in the Infraspinatus P0315 Which Method of Analyzing Patient-Reported Outcomes is Most Closely Correlated with Patient Satisfaction after Rotator Cuff Repair? P0316 Functional Outcomes of Failed Arthroscopic Rotator Cuff Repair were Deteriorated over Time P0317 Patient Outcomes after Irreparable Rotator Cuff Tears: Superior Capsular Reconstruction vs. Marginal Convergence P0318 Outcomes after Arthroscopic Assisted Lower Trapezius Transfer: A Retrospective Study P0319 Comparison of the Efficacy between Allogenic Dermal Fibroblast and Platelet-Rich Plasma for the Repaired Tendon-to-Bone Healing in a Rabbit Model of a Chronic Rotator Cuff Tear P0320 Biomechanical Role of the Superior Capsule in a Rotator Cuff Deficient and Repaired State: A Sequential Sectioning Study P0321 The Direct Effect of Nanofiber-Based Vitamin D Sheet Engineered with 3D Printing for Tendon-to-Bone Healing and Muscle Regeneration after Repair in a Chronic Rotator Cuff Tear Model of Rabbit P0322 Anatomy of the Rotator Cuff and Superior Capsular Complex P0323 Comparison of Clinical Outcomes using Inlay versus Onlay Humeral Trays in Reverse Shoulder Arthroplasty for Patients with Cuff Tear Arthropathy P0324 The Critical Shoulder Angle as a Highly Specific Predictor of a Full-Thickness Rotator Cuff Tear: A Case Control Study P0325 Joint Salvage vs. Joint Replacement: Dynamic Radiographic Evaluation of Lower Trapezius Transfer and Reverse Shoulder Arthroplasty in the Treatment of Massive Rotator Cuff Tear P0326 Reoperation Risk, Cost, and Length of Stay after Open versus Arthroscopic Irrigation and Debridement for Shoulder Native Septic Arthritis: A National Study P0327 Remplissage Reduces the Risk of Postoperative Recurrent Instability versus Bankart Repair Alone: Medium-Term Results from a Randomized Controlled Trial P0328 Effect of Long Head of the Biceps Transfer on Anterior Translation in a Shoulder with 15% Glenoid Bone Loss P0329 Anteroinferior Glenoid Rim Fractures in Shoulder Instability Patients Over 50: A Matched Cohort Analysis of Risk Factors, Treatment Strategies, and Outcomes P0330 Do Sex-Based Differences in Native Glenoid Anatomy Predispose to Shoulder Instability? A Radiographic Analysis P0331 Relation of Disability Index and the Patient-Reported Outcomes Measurement Information System Better Isolates High Risk Adult Spinal Deformity Patients P0332 How is Life with a C2-Sacrum Instrumentation and Fusion? Evaluation by Health Related Quality of Life Metrics P0333 Mechanical Complications and Revision Surgery in Patients with False Type II Alignment after Adult Spinal Deformity Surgery: Minimum Two-Year Follow Up P0334 Characterizing the Effect of Surgical Approach and the Success of Deformity Correction on the Perioperative Quality of Swallowing in Patients Undergoing Corrective Surgery for Cervical Deformity P0335 How does Gravity Influence the Distribution of Lordosis in Sagittal Malalignment? P0336 Is there Utility to Requiring Spine MRI Preauthorizations? A Single Institution's Perspective P0337 Postoperative Pain Management following Orthopaedic Spine Procedures and Consequent Acute Opioid Poisoning: An Analysis of New York State from 2009 – 2018 P0338 Sex Differences in Response to Recombinant Human Bone Morphogenetic Protein-2 in a Rat Posterolateral Fusion Spine Model P0339 Lumbopelvic Shortening: A Novel Surgical Method for Lumbopelvic Fusion following Total Sacrectomy P0340 Risk Factors for Early Mortality in Elderly Patients with Traumatic Cervical Spine Injuries: A Multicenter Retrospective Study of 1,512 Cases P0341 Single-Level Posterior Cervical Foraminotomy associated with Increased Incidence of Early Postoperative Wound Infection Rates Relative to Anterior Cervical Discectomy with Fusion and Cervical Disc Arthroplasty P0343 Intradiscal Injection of Platelet-Rich Plasma Releasate for the Treatment of Discogenic Low Back Pain: A Double-Blind Randomized Controlled Trial P0344 To Prevent Proximal Junctional Kyphosis in Scheuermann’s Kyphosis, Restore Kyphosis to Patient’s Pelvic Incidence Value and Choose Proximal Upper Instrumented Vertebra P0345 Bracing for Infantile Scoliosis: 2-Year Outcome Data P0346 Anterior Lumbar Interbody Fusion versus Transforaminal Lumbar Interbody Fusion for L5-S1 Isthmic Spondylolisthesis: Radiographic and Clinical Outcomes P0347 Anterior versus Posterior Spinal Fusion for Thoracolumbar and Lumbar Major Adolescent Idiopathic Scoliosis: A Systematic Review and Meta-Analysis of Comparative Studies P0348 Surgical Outcome Prediction using a Four-Dimensional Planning Simulation System with Finite Element Analysis incorporating Pre-Bent Rods in Adolescent Idiopathic Scoliosis: Simulation for Spatiotemporal Anatomical Correction Technique P0349 Return to Play, Performance, and Contract Signings in National Football League Players following Treatment for Lumbar Disc Herniation P0350 Association between Patient-Reported Outcomes Measurement Information System Physical Function with Postoperative Pain, Narcotics Consumption, and Patient-Reported Outcome Measures following Lumbar Microdiscectomy P0351 Decreased MicroRNA-29a is Associated with Ligamentum Flavum Hypertrophy P0352 Does Medicare Insurance Mitigate Existing Racial/Ethnic Disparities in Access to Lumbar Spine Surgery? P0353 Morphological Analysis of Kambin's Triangle using Three-Dimentional CT/MRI Fusion Imaging of Lumbar Nerve Root Created Automatically with Artificial Intelligence P0354 Prone Lateral Lumbar Interbody Fusion (LLIF) Shows Similar Procedural and Radiographic Outcomes Compared with Lateral Decubitus LLIF P0355 Comparison of Outcomes after Treatment of Isthmic versus Degenerative Spondylolisthesis Using Minimally Invasive Transforaminal Lumbar Interbody Fusion P0356 The Current Status of Awake Endoscopic Surgery: A Systematic Review and Meta-Analysis P0357 Differences in the Postoperative Recovery Ratio between Patients Undergoing Single-Level and Multi-Level Lateral Lumbar Interbody Fusion P0358 Comparative Analysis of Inpatient Opioid Consumption between Different Surgical Approaches following Single-Level Lumbar Spinal Fusion Surgery P0359 Assessment of Single-Level Outcomes following Transforaminal Lumbar Interbody Fusion P0360 Impact of Preoperative SF-12 Mental Composite Score on Achievement of Minimum Clinically Important Difference in Isthmic Spondylolisthesis Patients undergoing Minimally Invasive Transforaminal Lumbar Interbody Fusion P0361 How Much Radiation from Imaging Studies is Controlled by Orthopaedics in Patients with Neuromuscular Early-Onset Scoliosis? P0362 Pelvic Fixation Improves Coronal Balance, Decreases Pelvic Obliquity, But is Not Essential in Neuromuscular Scoliosis P0363 Comparing 30-Day Outcomes following Single-Level Posterior Cervical Fusion between Orthopaedic Surgeons and Neurosurgeons: A 6-Year National Analysis P0364 Telemedicine Satisfaction and Preferences in an Orthopaedic Spine Clinic P0365 Utility of Telehealth in Surgical Spine Patient Visits during a Pandemic P0366 Treatment Outcomes in American Football Players after Intervertebral Disc Herniation: Systematic Review and Meta-Analysis P0367 Cervical Decompression Surgery Improves Postural Stability and Gait Velocity in Patients with Cervical Spondylotic Myelopathy P0368 Intraoperative CT-Based Pedicle Screw Navigation in Pediatric Spine Deformity Increases Operative Time, Radiation Exposure with Minimal Impact on Screw Accuracy for Experienced Surgeon P0369 Is Decreased Bone Mineral Density Associated with Severe Interbody Subsidence following Elective Anterior Cervical Discectomy and Fusion? P0370 Effects of Cannabinoids on Spinal Fusion in a Rat Model P0371 MRI may Overestimate the Severity of Cervical Spinal Stenosis compared to CT-Myelogram P0372 Does Paraspinal Muscle Density Affect Patient-Reported Outcomes after Posterior Cervical Fusion? P0373 Fusion Assessment in Standalone Lateral Lumbar Interbody Fusion: 3D-Printed Titanium versus Polyetheretherketone Cages P0374 No Differences in Short-Term Complications between Inpatient and Outpatient Sacroiliac Joint Fusion for Sacroiliac Joint Dysfunction P0375 Prediction Model for Neurogenic Bladder Recovery One Year after Traumatic Spinal Cord Injury P0376 Opioid Sparing Anesthesia for Lumbar Spinal Fusion Surgery Reduces Opioid Consumption, Blood Loss, and Operative Time: A Propensity Matched Analysis P0377 Biomechanical Analysis of the Cervicothoracic Junction in Long Posterior Cervical Fusion Constructs P0378 National Procedure Trends in Spine Surgery: A Multicentered Analysis P0379 Time to Return to Sport after Cervical Spine Fractures: A Survey of Current Spine Surgeons' Recommendations P0380 The Effect of Ergometer Rowing on Spine Range of Motion, Muscle Recruitment, and Force Production: Is there a Risk with Fatigue? P0381 Four-Year Review of Acute Admissions to a Specialist Tertiary Referral Center for Spinal Injuries of Elderly Patients with Traumatic Cervical Spinal Injuries which have Neurological Deficits and Require Surgery: Investigating Trends in Referral P0382 Motor Function Outcomes in Acute Traumatic Central Cord Syndrome: What to Expect Over the Course of a Patient’s Admission P0383 Outcomes in Patients with Vertebral Injury after Blunt Cervical Spine Trauma P0384 Modified-Morscher Repair for Athletic Pars Repair: An Updated Technique and Case Series P0385 Calcitonin Gene-Related Peptide Inhibitors Associated with Pain Reduction in Degenerative Spinal Diseases P0386 Does the Cervical Sagittal Alignment Relate to Neck Disability before Surgery? P0387 Relationships between Clinical Status and Gait Parameters in Ankylosing Spondylitis P0388 Does a High Postoperative Opioid Dose Predict Chronic Use after Anterior Cervical Discectomy and Fusion? P0389 Acute Operative Management of Osteoporotic Vertebral Compression Fractures is Associated with Decreased Morbidity P0390 Impact of Time to Surgery for Workers’ Compensation Patients Undergoing Minimally Invasive Transforaminal Lumbar Interbody Fusion P0391 Exosomes from Synovial Fluid-Derived Mesenchymal Stem Cells Stimulate Superior Cartilage Regeneration when compared to Hyaluronate in the Osteoarthritic Rat Knee P0392 Matrix-Associated Autologous Chondrocyte Implantation versus Microfracture for Focal Chondral Defects of the Knee Joint: A Systematic Review of Randomized Controlled Trials P0393 Clinical Outcomes and Return to Sport in Patients Undergoing Osteochondral Allograft P0394 Biomechanical and Histological Variability of Human Osteochondral Allografts Dowels P0395 The Influence of Amniotic Suspension Allografts and Bone Marrow Aspirate Concentrate on Inflammation and Cartilage Matrix Metabolism in Osteoarthritic Chondrocytes P0396 Incidence of Intraoperative and Postoperative Complications after High Tibial Osteotomy P0397 Adipose-Derived Stem Cell Sheets Promote Meniscus Regeneration Regardless of the Defect Site in a Rabbit Model P0398 Lateral Extra-Articular Tenodesis Provides Supraphysiological Restraint to Internal Tibial Rotation: In vitro Biomechanical Assessment P0399 Trends in Meniscectomy vs. Meniscal Repairs: An Epidemiologic Study using Nationwide Ambulatory Surgery Sample P0400 Whole-Genome RNA Sequencing of Femoral Head Impingement Cartilage Identifies FGF-18 as a Biomarker in Hip Osteoarthritis Progression P0401 Biomechanical Function of the Lateral Meniscus Posterior Root and Meniscofemoral Ligaments: A Computational Study P0402 Nanowarming and Ice-Free Cryopreservation of Large Articular Cartilage Specimens P0403 Effect of Bone Marrow Aspirate Concentrate on Osteochondral Allograft Transplantation Incorporation: A Prospective, Randomized, Single Blinded Investigation P0404 Asymmetries in Functional Lower Extremity Movements in Professional Baseball Players P0405 3D Models Used during Intraoperative Planning Improve Cam Resection in the Arthroscopic Treatment of Femoroacetabular Impingement P0406 Comorbid Depression Increases Risk of Postoperative Complications, Readmissions, and Revision Arthroscopic Procedures following Elective Hip Arthroscopy P0407 MRI Measurements of Trochlear Dysplasia: Which One Should We Use? P0408 Venous Thromboembolism Risk Factors and Prophylaxis Patterns in Knee Arthroscopy: A Large Database Study P0409 Sex-Based Differences in Outcomes after Surgical Management of Patellar Instability P0410 Pediatric and Adolescent Patients Experience Significantly Lower Anterior Cruciate Ligament (ACL) Graft Rupture Rates when ACL Reconstruction is Combined with Arnold-Coker Modification of the MacIntosh Lateral Extra-Articular Tenodesis: A Compar P0411 Outcomes of Medial Patellofemoral Ligament (MPFL) Repair In First-Time Patellar Dislocators with Associated Loose Body: Do We Really Need MPFL Reconstruction for a First-Time Dislocator? P0412 Changing Practice through an Allograft Utilization Reduction Intervention Improved 2-Year Revision Rates following Primary Anterior Cruciate Ligament Reconstruction in an Integrated Healthcare System: An Interrupted Time Series Analysis P0413 Morphometry of Lateral Slope of Tibia is Associated with Anterior Cruciate Ligament Injury P0414 Risk of Postoperative Stiffness following Multi-Ligamentous Knee Injury Surgery is Not Affected by Obesity; A Multicenter Study P0415 Patients Aged 50 Years and Older have Higher Complication Rates after Anterior Cruciate Ligament Reconstruction: A Large Database Study P0416 Anterior Cruciate Ligament Tears in the National Football League from 2013-2020: An Analysis of the 2020 Season following the Early COVID-19 Pandemic Relative to Prior Seasons P0417 Hamstring Autograft versus Hybrid Anterior Cruciate Ligament Reconstruction: Size is All that Matters P0418 Suture Anchor-Based Quadriceps Tendon Repair Results in Improved Patient-Reported Outcomes Compared to the Transosseous Tunnel Technique P0419 Effect of Lower Limb Coronal Plane Alignment on Graft Failure following Revision Anterior Cruciate Ligament Reconstruction P0420 Secondary Meniscus Tears within Two Years of Anterior Cruciate Ligament Reconstruction are Associated with Multiple Patient Comorbidities P0421 Differences in Proximal Tibial Geometry between Patients with Isolated Anterior Cruciate Ligament Injury and those with Concomitant Posterolateral Corner Injury P0422 Failure to Return to Sports following Anterior Cruciate Ligament Reconstruction: A Systematic Review and Meta-Analysis P0423 Bioabsorbable Interference Screw Fixation for Anterior Cruciate Ligament Reconstruction Yields No Tunnel Widening with Excellent Outcomes P0424 Knee Extensor Mechanism Morbidity following Allograft Harvest in Anterior Cruciate Ligament Reconstruction: A Systematic Review and Meta-Analysis P0425 Inconsistencies in Reporting for Preoperative Risk Factors for Anterior Cruciate Ligament Reconstruction Failure: A Systematic Review P0426 Anterior Cruciate Ligament Reconstruction in Cutting and Pivoting Athletes: Soft Tissue Quadriceps Tendon Autograft vs. Bone-Patellar Tendon-Bone Autograft P0427 YouTube as an Educational Resource for Patients with Patellar Dislocation P0428 Length Changes of the Graft according to the Knee Flexion and Optimal Graft Fixation Angle of Knee Flexion in Posterolateral Corner Reconstruction: An In-Vivo Three-Dimensional Simulation Analysis P0429 Autograft versus Allograft for Medial Patellofemoral Ligament Reconstruction: A Systematic Review P0430 Threshold Values for Success following Primary Anterior Cruciate Ligament Reconstruction using the Patient-Reported Outcomes Measurement Information System Assessment: Determining the Patient Acceptable Symptomatic State P0431 Anterior Cruciate Ligament Reconstruction using Soft Tissue Quadriceps Autograft vs. Hamstring Autograft: Minimum 5-Year Follow Up P0432 Clinical Outcomes following Anterior Cruciate Ligament Reconstruction in Soccer (Football, Futbol) Players: A Systematic Review and Meta-Analysis P0433 Preoperative Factors Associated with Failure to Reach the Patient Acceptable Symptomatic State after Anterior Cruciate Ligament Reconstruction in Patients Aged 40 and Older P0434 Can We Identify Patients with Anterior Cruciate Ligament Injuries Who are at High Risk of Developing a Ramp Lesion? P0435 Meniscal Repair Outcomes at Greater than Five Years: A Systematic Review and Meta-Analysis P0436 Magnetic Resonance Imaging of Lateral Meniscal Root Tears in the Adolescent Knee: Is the Diagnosis Missed, Mentioned, or Made? P0437 Prospective Consecutive Clinical Outcomes following Transtibial Root Repair for Posterior Meniscal Root Tears: A Multicenter Study P0438 Outcomes and Failure Rates after Revision Meniscal Repair: A Systematic Review and Meta-Analysis P0439 Clinically Significant Outcomes and Survival of Meniscal Allograft Transplantation at Minimum 5-Year Follow Up P0440 Comparison of Meniscectomy versus Repair in Bucket Handle Meniscus Tears: Analysis of a Large, Contained Cohort Study P0441 Long-Term Outcomes following Medial Patellofemoral Ligament Reconstruction with a Minimum 10-Year Follow Up P0442 Predictors of Anterior Cruciate Ligament Tears in Adolescents and Young Adults P0443 Evaluating the Impact of Physical Therapy following Arthroscopic Surgery during the COVID-19 Pandemic P0444 Psychological Readiness to Return to Sport at 6 months is Higher after Bridge-Enhanced Anterior Cruciate Ligament (ACL) Repair than Autograft ACL Reconstruction P0445 Evidence-Based Opioid Prescribing Guidelines following Anterior Cruciate Ligament Reconstruction P0446 Psychiatric and Medical Comorbidities associated with Phantom Limb Syndrome in Amputees P0447 Barbed Suture Repair of Deltoid Ligament Is an Effective Alternative to Suture Anchors: A Clinical Series with Description of Technique P0448 Osteoporosis is Undertreated after Low-Energy Hip Fractures P0449 Acute versus Delayed Surgery for Midshaft Clavicle Fractures P0450 Biomarkers of Rhabdomyolysis in the Diagnosis of Acute Compartment Syndrome: Protocol for a Prospective Multinational, Multicenter Study involving Patients with Tibial Fractures P0451 Food Insecurity in Orthopaedic Trauma P0452 A Dedicated Orthopaedic Trauma Room Improves Efficiency while Remaining Financially Net Positive P0453 Can We Predict Who Will Never Return to Clinic in Orthopaedic Trauma Patients? P0454 Introducing a Life Care Specialist as Novel Member of the Healthcare Team Dedicated to Pain Management and Opioid Education in Orthopaedic Trauma Patients: A Pilot Study P0455 Outcomes in Arthroplasty Procedures Performed for Femoral Neck Fractures: Does Approach Affect Outcome? P0456 Conversion Arthroplasty following Early Failure of Hip Fracture Fixation P0457 Cemented Fixation in Hemiarthroplasty for Femoral Neck Fractures is Cost-Effective in Preventing Postoperative Periprosthetic Fracture P0458 Validation of Orthopaedic Hip Fracture Data from the National Surgical Quality Improvement Program Database P0459 Direct Anterior versus Anterolateral Approach for Hip Arthroplasty after Femoral Neck Fracture in the Senior Population: Early Results from an Ongoing Prospective Randomized Clinical Trial P0460 Aspirin Thromboprophylaxis is Comparable to Low-Molecular-Weight Heparin and other Potent Anticoagulants for Femoral Neck Fractures P0461 How Does Surgical Time Impact Complications after Hip Fracture Open Reduction Internal Fixation? Analysis of Graduated Risk P0462 Risk of Aseptic Revision and Periprosthetic Fracture following Bipolar vs. Unipolar Hemiarthroplasty P0463 Dislocation after Total Hip Arthroplasty for Acute Hip Fracture: The Effect of Approach, Headsize, or Dual-Mobility? P0464 Quantitative-MRI Analysis and the Effects of Retrograde Nailing on Vascularity of the Distal Femur: A Cadaveric Study P0465 Impact of Anticoagulants and Antiplatelet Drugs on Outcomes following Hip Fractures Treated with Cephalomedullary Nails P0466 Immediate Plate Fixation of Open Pilon Fractures does Not Increase Complication Rates P0467 Durability of Smoking Cessation in Orthopaedic Trauma Patients P0468 The Risk of Venous Thromboembolism in Surgically Treated Hip Fracture: A Retrospective Cohort Study of 5,184 Patients P0469 Use of a Novel Augmented Reality Software to Assist in Cephalad Lag Screw Placement into the Femoral Head for Cephalomedullary Nails P0470 Clinical Characteristics and Perioperative Complication Profiles of COVID-19-Positive Patients undergoing Hip Fracture Surgery P0471 Epidemiology of 936 Humeral Shaft Fractures in a Large Trauma Center P0472 Return to Work after Intramedullary Nail Treatment of Proximal Humerus Fractures P0473 Humeral Shaft Fractures: A Cost-Effectiveness Analysis of Fixation Techniques P0474 Comparison of Post-op Opioid Use and Pain Between Short versus Long Cephalomedullary Nails in Elderly Intertrochanteric Fractures P0475 Peri-Implant Femur Fractures after Intertrochanteric Hip Fractures Occur Late and are More Common in Short Nails in Long-Term Follow Up P0476 Length of Intramedullary Implant and Size of Canal and Association with Loss of Reduction in Patients with Intertrochanteric Hip Fractures P0477 Outcomes of Reamed Intramedullary Nailing for Lower Extremity Diaphyseal Fractures in COVID Positive Patients: A Multi-Institutional Observational Study P0478 Pediatric Compliance of Lower Extremity Weight-Bearing Restrictions following Injury P0479 Patient Comorbidities Associated with Acute Infection following Open Tibia Fractures P0480 Can We Identify Which Patients are Likely to have Septic Arthritis with Borderline Synovial Fluid Cell Counts? P0481 Isothermal Microcalorimetry Improves Accuracy and Time to Diagnosis of Fracture Related Infection P0482 Treatment of Flexion-Type Supracondylar Humerus Fractures in Pediatric Patients P0483 Pediatric Monteggia Fracture-Dislocations and their Variants P0484 The Slipper Fracture – Revisited P0485 Rate of Sacral Screw Breach and Neurologic Complication in Percutaneous Posterior Pelvic Ring Fixation P0486 Using Reformatted Axial Computed Tomography Images in Isolation will Miss Narrow S1 Transsacral Screw Corridors P0487 A New and Easy Way to Diagnose and Treat Pelvic Ring Fractures P0488 Does Operative Management of Pelvic Ring Fractures in Frail Geriatric Patients Improve Discharge Disposition? P0489 Unstable Minimally Displaced Lateral Compression Type 1 Pelvic Ring Injuries have a Similar Hospital Course as Intertrochanteric Femur Fractures P0490 Chronic Opioid Use following Geriatric Hip Fracture Surgery: Risk Factors, Trends, and Outcomes P0491 Immediate Weight-Bearing after Revision Total Hip Arthroplasty for Periprosthetic Femur Fracture P0492 Evaluation of Radiographic Parameters of Stem Loosening in Proximal Femur Periprosthetic Fractures P0493 Vacuum Assisted Closure for the Treatment of Acute Compartment Syndrome: Is it the Best Method for Wound Management? P0494 Treatment of Proximal Tibial Buckle Fractures: Removable Knee Immobilizer versus Long Leg Cast P0495 Outcomes following Free Tissue Transfer for Gustilo-Anderson Type IIIB/IIIC Tibia Fractures P0496 Type III Open Tibia Fractures Treated with Single-Stage Immediate Intramedullary Nailing and Attempted Primary Closure Yield Low Rates of Flap Coverage P0497 Native Tibia Valga: A Potential Source of Varus Malreduction during Intramedullary Tibial Nail Fixation of Tibial Shaft Fractures P0498 Risk Factors for Short-Term Total Knee Arthroplasty following Open Reduction Internal Fixation of Bicondylar Tibial Plateau Fracture P0499 Does In-Situ Preparation of the External Fixator Impact Complication and Reoperation Rate in Operative Management of Tibial Plateau Fractures? P0500 Pace of Recovery of Physical Function after Tibial Plateau Fractures P0501 Clinical Outcomes for Open Hip Abductors Repair using Tenodesis and Bone Trough Repair Technique P0502 Cemented vs. Uncemented Constrained Acetabular Liners in Revision Total Hip Arthroplasty: A Comparative Study P0503 Prosthetic Joint Infections and Invasive Dental Procedures: A Case-Crossover Study of the Population of England P0504 Next Generation Sequencing offers Improved Candida spp. Detection and Predicts Failure after Periprosthetic Joint Infection Treatment P0505 Cement Loaded with High-Dose Gentamicin And Clindamycin Reduces the Risk of Subsequent Infection after One-Stage Hip or Knee Arthroplasty Exchange for Periprosthetic Infection: A Preliminary Study P0506 Costs Associated with Different Revision Types Commonly Used for the Treatment of Hip and Knee Periprosthetic Joint Infection P0507 Trends in Smoking Prevalence among Total Hip Arthroplasty Recipients and Associated Complications: An Analysis of 244,407 Patients between 2011-2019 P0508 What are Drivers of Readmission for Serious Venous Thromboembolic Events after Primary Total Hip Arthroplasty? An Analysis of 544,443 Cases P0509 Higher Comorbidities Correlate with Readmission following Arthroplasty for Femoral Neck Fracture P0510 Outcomes of Total Hip Arthroplasty in Patients with Perioperative Thrombocytopenia P0511 Location of Initial Closed Reduction Attempt Significantly Increases Cost and Length of Stay in Total Hip Arthroplasty P0512 The Effect of the COVID Orthopaedic Joint Surgery Restart on Patient Outcomes: The Michigan Arthroplasty Registry Continuous Quality Improvement Experience P0513 Blood Transfusions Increase the Risk for Venous Thromboembolism Events following Total Joint Arthroplasty P0514 The Effect of Preoperative Weight Change on Complication Rates following Total Hip Arthroplasty P0515 Three-Dimensional Functional Impingement in Total Hip Arthroplasty: A Biomechanical Analysis P0516 Patient Interest in Robotic Total Joint Arthroplasty is Exponential: A 10-Year Google Trends Analysis P0517 Total Hip Arthroplasty in Patients with Developmental Dysplasia of the Hip: Modern Implants Improve Rates of Loosening, Wear, and Revision P0518 High-Level Athletes Who Undergo Primary Hip Arthroscopy with Capsular Repair Demonstrate Greater Improvement in Patient-Reported Outcome Scores compared to High-Level Athletes Who Undergo Primary Hip Arthroscopy with an Unrepaired Interportal Ca P0519 CT Assessment of Periacetabular Osteotomy Reduction Planned and Performed with Radiographic Imaging – What Radiographic Correction Targets Translate Most Reliably to Desirable 3D Coverage? P0520 Influence of Periacetabular Osteotomy on Femoral Head Coverage in those with Developmental Dysplasia of the Hip P0521 Patient-Reported Outcomes and Survivorship at Minimum Ten-Year Follow Up in Patients with Borderline Dysplasia following Primary Hip Arthroscopy with a Comparison Subanalysis to a Benchmark Propensity-Matched Control Group without Borderline Dys P0522 Ten-Year Outcomes of Modern Periacetabular Osteotomy are Comparable to Total Hip Arthroplasty in the Young Adult Patient Population P0523 A Novel Method to Calculate Functional Pelvic Tilt using a Standing AP Pelvis Radiograph P0524 Radiographic and Corrosion Analysis of Modular Dual-Mobility Liners in Total Hip Arthroplasty P0525 Higher 10-Year Survivorship with Trabecular Metal-Backed compared with Hydroxyapatite-Coated, Fibermesh-Backed Cementless Acetabular Components: A Single Center Study (5,934 Hips) P0526 Metal-on-Polyethylene Implants are Associated with a Higher Risk of Periprosthetic Joint Infection Compared to Ceramic-on-Polyethylene P0527 Fixed-Bearing vs. Dual-Mobility in Primary Total Hip Arthroplasty: Outcome Comparison P0528 The Effect of Large Head Size on Groin Pain P0529 Labral Tear Management in Patients Aged 40 Years and Older Undergoing Primary Hip Arthroscopy: A Propensity-Matched Case-Control Study Comparing Labral Reconstruction to Labral Repair with Minimum Two-Year Follow Up P0530 Comparative Outcome Analysis of Osteonecrosis among HIV Positive and Negative Patients P0531 Effect of Sickle Cell Trait on Total Hip Arthroplasty in a Matched Cohort P0532 Do Hip and Knee Arthroplasty Registries Affect Research Output? US Institutions with Joints Registries Publish More Retrospective Studies Compared to those Without P0533 Patient-Reported Outcome Norms for Preoperative and One-Year after Elective Primary Total Hip Arthroplasty in the FORCE-TJR Cohort P0534 Compaction Broach Collared Stems Reduce Risk of Clinically Significant Postoperative Periprosthetic Femur Fractures P0535 Smoking Status Trends: Primary Total Hip Arthroplasty Patients vs. the General Population P0536 In-Person and Virtual Joint Class Attendance Patterns at a Large Urban Health System: Identifying Targets to Achieve Equitable Access P0537 The Use of Artificial Intelligence for the Prediction of Transfusion Rates in Primary Total Hip Arthroplasty P0538 Internal Femoral Rotation and Anterior Pelvic Tilt in the Flexed Seated Position: Co-Incidence and Functional Consequences P0539 Cannabis Use Does Not Affect Outcomes after Total Hip Arthroplasty P0540 Socioeconomic Disparities in the Utilization of Total Hip Arthroplasty P0541 Outcomes in Revision Hip Arthroscopy in Patients Aged 40 Years and Older, with a Propensity-Matched Subanalysis against a Primary Control Group P0542 High Prevalence of Spinopelvic Risk Factors in Patients with Postoperative Hip Dislocations P0543 Load Sharing in the Femur using Strut Allografts: A Biomechanical Study P0544 Revision Total Hip Arthroplasty for Aseptically Failed Metal-on-Metal Hip Resurfacings P0545 Tapered Splined Titanium Stems used in Revision Total Hip Arthroplasty: Does an Extended Trochanteric Osteotomy Increase the Risk of Stem Subsidence? P0546 Liver Disease Increases the Risk of a Multitude of Postoperative Complications for Patients Undergoing Revision Total Hip Arthroplasty P0547 Have the Indications for Revision Hip Arthroplasty and the Components Revised Changed? P0548 Major Complications in Patients Undergoing Total Hip Arthroplasty with the Direct Anterior Approach: A Study at a High-Volume Ontario Tertiary Care Center P0549 Preoperative Regular Cannabis Use Did Not Increase Opioid Utilization after Primary Total Hip Arthroplasty in a Propensity Matched Model P0550 A Collaborative Multimodal Pathway Reduces Opioids after Total Hip and Knee Arthroplasty P0551 Evaluation of Emergency Department Visits following Total Joint Arthroplasty: Same-Day Discharge vs. Non Same-Day Discharge P0552 Timing of Spinal Fusion Did Not Affect Dislocation Rate after Total Hip Replacement P0553 Creation of a Total Hip Arthroplasty Patient-Specific Dislocation Risk Calculator Augmented by Deep Learning Radiograph Evaluation P0554 Impact of the COVID-19 Pandemic on Volume of Common Hip Procedures P0555 Strikingly High Risk of Periprosthetic Joint Infection following Revision Total Hip Arthroplasty for Periprosthetic Fractures regardless of Timing P0556 Polymicrobial Colonization of Prosthetic Joint Infections Treated with Open Wound Management P0557 What is the Most Effective Treatment for Periprosthetic Joint Infection after Total Hip or Knee Arthroplasty in Rheumatoid Arthritis Patients? A Systematic Review and Meta-Analysis P0558 How Do Preoperative Intra-Articular Injections Impact Periprosthetic Joint Infection Risk following Primary Total Hip Arthroplasty? A Systematic Review and Meta-Analysis P0559 Expansion of Fast-Track and Ambulatory Elective Total Hip Arthroplasty during the 2020 Return-to-Normal Period is Safe and Effective! P0560 Satisfaction with the Process vs. Outcome of Care in Total Hip and Knee Arthroplasty P0561 Can I Ski Doc?: Return to Skiing following Total Joint Replacement P0562 Primary Total Hip Arthroplasty using Thin Polyethylene Liners and Large Femoral Heads: A Minimum 5-Year Follow Up P0563 Is Bigger Always Better? The Effect of Hospital Volume on Patient-Related Outcome Measures following Total Hip Arthroplasty? — An American Joint Replacement Registry Study P0564 Effects of California Prescription Drug Monitoring Program on 90-Day Postoperative Narcotic Prescriptions following Total Joint Arthroplasty P0565 RAPT Scores Predict Inpatient vs. Outpatient Status and Readmission Rates After IPO Changes for Total Joint Arthroplasty: An Analysis of 12,348 Cases P0566 Opioid Use Independently Increases Complications and Resource Utilization after Primary Total Joint Arthroplasty P0567 Does Surgeon Volume have an Effect on Patient-Reported Outcome Measures following Primary Total Hip Arthroplasty? An American Joint Replacement Registry Study P0568 Total Hip Arthroplasty in Patients with Adverse Spinopelvic Mobility – Results of Modular Dual Mobility Articulations P0569 Effect of Preoperative Bone Resorption Inhibitor Treatment on Primary Total Hip Arthroplasty Outcomes P0570 Femoral Heads with Column Damage Exhibit Higher Aseptic Lymphocytic Vasculitis-Associated Lesions Scores than those Fretting-Corrosion Only P0571 Isolated Lateral Joint Osteoarthritis: Survivorship and Patient Acceptable Symptom State at a Mean 10 Years following Lateral Fixed-Bearing Unicompartmental Knee Arthroplasty P0572 Effects of Quadriceps Insult on Patient-Reported Outcomes following Total Knee Arthroplasty: A Pilot Randomized Clinical Trial P0573 Electrochemical Properties of Human Synovial Fluid and the Relationship to Patient-Reported Outcomes P0574 Instability in Cruciate Retaining Total Knee Arthroplasty: A Hybrid Biomechanical Study P0575 Posterior Tibial Slope Angle in Total Knee Replacement: Differences between Intra or Extramedullary Alignment and its Impact on Postoperative Range of Motion P0576 Preoperative Anemia Intervention before Total Joint Replacement Reduced Blood Transfusion and Hospital Stay P0577 Contribution of the Posterior Osteophytes to the Extension Gap Space in Primary Total Knee Arthroplasty P0578 Comparing Demographics and Short-Term Outcomes between Computer-Assisted Unicompartmental Knee Arthroplasty (UKA) and Traditional UKA P0579 Clinical Outcome of Different Postoperative Prophylactic Strategies on Symptomatic Venous Thromboembolism after Total Knee Arthroplasty P0580 Extensor Mechanism Reconstruction: Predictors of Success for a Devastating Problem P0581 Weight-Bearing Radiographs are Associated with Higher Grading of Knee Osteoarthritis Compared to Supine Position in a Blinded, Radiographic Assessment P0582 Manipulation under Anesthesia is Safe after Cementless and Cemented Total Knee Arthroplasty: A Multicenter Study P0583 Short-Term Outcomes of All-Polyethylene Tibial Components in Patients with BMI of 35 or Greater P0584 Oval vs. Round Patellar Buttons in Primary Total Knee Arthroplasty: Does Geometry Matter? P0585 Gender and Preoperative Deformity Determine Difference between Tibial Resection and Polyethylene Thickness in Total Knee Arthroplasty P0586 Trends in Polyethylene Design and Manufacturing Characteristics for Total Knee Arthroplasty: An Analysis from the American Joint Replacement Registry P0587 Does Body Mass Index Influence the Outcomes and Survivorship of Modern Cementless Total Knee Arthroplasty? P0588 Hypoalbuminemia Increases Mortality after Two-Stage Revision Total Joint Arthroplasty P0589 Identifying Total Joint Arthroplasty Patients at Risk for Active Dental Infection P0590 Does Antibiotic Bone Cement Reduce Infection Rates in Revision Total Knee Arthroplasty? P0592 Does Implant Constraint or Spacer Design Affect Outcomes after Treatment for Total Knee Arthroplasty Periprosthetic Joint Infection? P0593 Investigating Particulate Production in the Operating Suite following the Use of Waterless Alcohol Based Dry Scrub vs. Traditional Hand Washing and Drying with Commonly Used Surgical Towels P0594 Identifying Factors Associated with Early Periprosthetic Joint Infection after Primary Total Knee Arthroplasty: A NSQIP Analysis P0595 A Preoperative Patient Optimization Program Improves Outcomes after Primary Elective Total Knee Arthroplasty in a Large US Integrated Healthcare System P0596 Is Opioid-Free Total Knee Arthroplasty Possible? Results from a Retrospective Case Series of 40 Patients P0597 Agreement between Orthopaedic Surgeons and Radiologists in the Interpretation of Radiographs of Knees with Osteoarthritis P0598 Ninety-Day Periprosthetic Infection Outcomes following Intra-Articular Injection of Extended-Release Triamcinolone Acetonide: A Real-World Cohort Analysis P0599 Performing Chondroplasty in Patients with a Prior Diagnosis of Osteoarthritis is Not Associated with an Increased Rate of Total Knee Arthroplasty: A Large Matched Insurance Database Cohort Analysis P0600 Comprehensive Arthritis Program for Patients with Knee Injury Leads to Significant Improvement in Patient-Reported Outcomes P0601 Patient Outcome and Surgeon Performance following Total Knee Replacement is Independent whether First or Last Case of the Day P0602 How has Total Knee Arthroplasty Patient Satisfaction Changed in the Last Decade? P0603 A Multicenter Comparison of Patient-Reported Outcomes after Cemented vs. Cementless Primary Total Knee Arthroplasty P0604 Does Obstructive Sleep Apnea Increase the Risk for Venous Thromboembolism in Patients undergoing Total Joint Arthroplasty? P0605 Incidence and Risk Factors of Orthostasis after Primary Hip and Knee Arthroplasty P0606 Implant Size and Outcome Differences between Knees in the Same Patient after Simultaneous and Staged Bilateral Total Knee Arthroplasty P0607 What are the Outcomes after Primary Total Hip Arthroplasty and Total Knee Arthroplasty in Patients with Prior Cerebrovascular Accident Sequelae? P0608 Effect of Ulcerative Colitis on Postoperative Outcomes of Total Knee Arthroplasty Patients P0609 Expansion of Fast-Track and Ambulatory Elective Total Knee Arthroplasty during the 2020 Return-to-Normal Period is Safe and Effective P0610 Service-Connections Influence HOOS/KOOS JR Scores in a Veteran Population P0611 Impact of Implant Alignment on Clinical Outcomes following Total Knee Arthroplasty P0612 Excellent Mid-Term Performance of Robotic Assisted Unicompartmental Knee Arthroplasty P0613 Lumbar Spondylolisthesis and Mismatch Deformity Negatively Affect Outcomes after Total Knee Arthroplasty P0614 Use of Supplemental Home Oxygen Increases Risk for Early Postoperative Complications following Primary Total Knee Arthroplasty P0615 Do Patient-Reported Outcomes Correlate with Clinical Findings in Patients with Knee Osteoarthritis? P0616 Knee Motion during Activities of Daily Living in Patients with Osteoarthritis, Total Knee Arthroplasty, and Arthrofibrosis P0617 Are Poor Inpatient Flexion Angles and High Pain Levels associated with Inferior Postoperative Flexion Angles at 6-Week Follow Up? P0618 The Impacts of Congestive Heart Failure on Outcomes and Complications following Total Knee Arthroplasty with Minimum 2-Year Surveillance P0619 Bipolar Sealers and Tourniquet Use have Similar Outcomes in Total Knee Arthroplasty P0620 Central Sensitization and Neuropathic Pain Synergistically Affect Inferior Patient-Reported Outcomes following Total Knee Arthroplasty P0621 Initial Experience with a Novel Extended-Release, Dual-Acting Local Topical Anesthetic in Total Knee Arthroplasty compared to a Long-Lasting Bupivacaine Peri-articular injection P0622 What are the Complications and Costs of Patellofemoral Arthroplasty? P0623 Mid-Term Survivorship and Predictors of Failure of Medial Mobile Bearing Unicompartmental Knee Arthroplasty P0624 Risk of Revision and Adverse Outcomes following Partial Knee Replacement and High Tibial Osteotomy for Unicompartmental Knee Osteoarthritis: A Nationwide Cohort Study P0625 Fracture Risk with Patella Resurfacing during Total Knee Arthroplasty after Anterior Cruciate Ligament Reconstruction using Bone-Patella-Bone Autograft: A Biomechanical Analysis P0626 Tourniquet Use in Total Knee Arthroplasty: Real-World Effectiveness in 1 Million Cases P0627 Participation in Preoperative Education is Associated with Better Outcomes after Arthroplasty P0628 Impact of Hypothyroidism on Postoperative Outcomes of Total Knee Arthroplasty: Two-Year Minimum Follow Up P0629 Preoperative Factors are Minimally Associated with Weight Change following Total Knee and Total Hip Arthroplasty P0630 Sham Incision Prior to Total Knee Arthroplasty for Patients with Previous Knee Incisions P0631 Does a 2-Stage Debridement Result in Higher Rates of Implant Retention Compared to Single Debridement Alone? P0632 Retrieval Analysis of Hinge-Knee Mega-Prostheses P0633 Revision Total Knee Arthroplasty for Flexion Instability: A Concise Follow Up at 10 Years P0634 Pre-Manipulation Range of Motion Predicts Failure of Manipulation nder Anesthesia after Primary Total Knee Arthroplasty P0635 Average 3-Year Follow-Up Results of All-Cementless Revision Total Knee Arthroplasty with a Constrained Condylar Design Using Porous Tantalum P0636 What is the Effect of Indication for Revision Total Knee Arthroplasty on Patient Postoperative Outcomes? P0637 Iron Deficiency Anemia Negatively Affects Outcomes following Revision Total Knee Arthroplasty P0638 What Dose of Preoperative Opioids affects Outcomes after Revision Total Knee Arthroplasty? P0639 What is the Effect of Patient Body Mass Index on Outcomes following Revision Total Knee Arthroplasty? P0640 Rerevision Knee Arthroplasty in a Tertiary Center: Infective Indication for Surgery and Multiple Previous Surgeries are Associated with Poor Clinical and Functional Outcomes P0641 Telerehabilitation is Non-Inferior to Traditional Rehabilitation following Total Knee Arthroplasty: A Matched Cohort Study P0642 Increased Primary Total Knee Arthroplasty Tibial Insert Options: Do they Improve Patient Outcomes? P0643 Short-Term Outcomes of a Modern Total Knee Arthroplasty Implant: A Streamlined Instrumentation System P0644 Intercondylar-Osteophyte-Resection was Effective to Decrease Tension of Posterior Cruciate Ligament in Cruciate Retaining Total Knee Arthroplasty P0645 Long-Term Wear and Mechanical Outcomes of Highly Crosslinked Polyethylene and Standard Polyethylene in Primary Total Knee Arthroplasty P0646 Next Gen 16S Deep Sequencing in Culture-Negative Periprosthetic Joint Infections with Draining Sinus Tracts P0647 Does Dual Eligible Medicare/Medicaid Status Compromise Total Joint Arthroplasty Outcomes? P0648 The Effect of Tourniquet Use on Cement Penetration in Total Knee Arthroplasty P0649 Adverse Events after Total Knee Arthroplasty in the FORCE-TJR Registry: Incidence and Outcome P0650 A Postmortem Analysis of Polyethylene Damage and Periprosthetic Tissue in Rotating Platform and Fixed Bearing Tibial Inserts P0652 Biomechanical Comparison of Fibertape Device versus Cannulated Screw for Ligamentous Lisfranc Injury in a Cadaveric Model P0653 Impact of First Metatarsal Hyperpronation on First Ray Alignment: A Cadaveric Study P0654 A Systematic Review of Clinical and Radiographic Outcomes of Hammertoe Surgery P0655 Comparison of Postoperative Outcomes in Patients with Isolated Hallux Valgus vs. Concomitant Hammertoe P0656 Can Radiographs Predict Patient Satisfaction after Bunion Surgery? P0657 The Effect of Surgery on Ankle Osteoarthritis and Hallux Valgus for Locomotive Syndrome P0658 A Predictive Model for Identifying Patients at Risk for Venous Thromboembolism after Foot and Ankle Fracture Surgery P0659 Emergency Department Visits within 90 Days of Isolated Ankle Fracture Surgery: Incidence, Risk Factors, and Cost P0660 Preventing Iatrogenic Fibula Fractures Using the Push-Pull Technique: A Biomechanical Comparison of Unicortical vs Bicortical Post Screws P0661 Risk Factors for Surgical Site Infections following Open Reduction and Internal Fixation for Bimalleolar Ankle Fractures P0662 Radiographic Characterization of Midfoot and Transverse Tarsal Joint Osteoarthritis P0663 Detection and Classification of the Fifth Metatarsal Fractures on X-Ray Radiographic Images: A Pilot Study P0664 Superficial Retinaculum Repair in Combination with Groove Deepening Provide Best Clinical Outcome for Peroneal Tendon Dislocation P0665 Effect of Distal Tibial Cortical Bone Coverage in Rates of Total Ankle Replacement Implant Subsidence, Loosening and Heterotopic Bone Formation P0666 A Prospective Evaluation of the Prevalence of Persistent Median Artery in Patients with Carpal Tunnel Syndrome P0667 Cost effectiveness and outcome evaluation of walant in hand surgeries P0668 The Effect of Surgeon Specialty on Acute Postoperative Complications in Carpometacarpal Arthroplasty P0669 Outcomes of Lunate Fixation versus Proximal Row Carpectomy for Lichtman Stage IIIC Lunate in Kienböck’s Disease P0670 Recognition of Distal Radial Fractures Using an Open Access Convolutional Neural Network (CNN) Algorithm P0671 The Comparative Fixation Strength of a Fossa Specific Volar Locking Plate in Extra-Articular and Intra-Articular Models of Distal Radius Fractures P0672 Risk Factors of Metacarpophalangeal / Proximal Interphalangeal Arthroplasty on Postoperative Outcomes: A National Surgical Quality Improvement Program Analysis P0673 Evaluating the Effect of Steroid Use on Postoperative Complications in Patients Receiving Distal Radius Fracture Open Reduction Internal Fixation P0674 Is Telemedicine Sufficient for New Patient Visits in Hand Surgery? Our Surgeons’ Perspectives P0675 Impact of a Decision Aid on Patients' Perceived Satisfaction for Orthopaedic Virtual Care P0676 Patient-Reported Outcomes Measurement Information System Upper Extremity and Global Physical Health Subscale Static Forms Strongly Correlate to the QuickDASH In New Hand and Upper Extremity Patients: An Analysis of ~ 20,000 Patients P0677 Model for Evaluating Cost-Effectiveness of Carpal Tunnel Syndrome Diagnostic Strategies P0678 Preoperative Depression, Anxiety, and Attention-Deficit Hyperactivity Disorder Predict Complications in Patients undergoing Carpal Tunnel Release P0679 Psychosocial and Functional Impact of Digital Replantation P0680 Pain associated with Buffered versus Unbuffered Injections in the Hand: A Randomized, Controlled Trial P0681 Mid- to Long-Term Clinical Outcome of Tumor-Devitalized Autografts in Limb-Sparing Surgery for Bone and Soft Tissue Tumors: A Nationwide Multicenter Study P0682 Development and External Validation of Predictive Algorithms for 6-week Mortality in Spinal Metastasis using 3,675 Patients from 4 Institutions P0683 Comparison of Classically and Machine Learning Generated Survival Prediction Models for Patients with Spinal Metastasis: A Meta-Analysis of Two Recently Developed Algorithms P0684 Fate of Grafted Cartilage in Osteoarticular Frozen Autografts for Reconstruction after Resection of Malignant Bone Tumor involving an Epiphysis P0685 An Osteosarcoma National Update: 40 Years of Incidence and Survival Trends P0686 A Novel Method to Improve Accuracy in Bone Sarcoma Resection using Modular Jigs and Light Projection P0687 Combination of Temozolomide and Irinotecan Regresses a Cisplatin-Resistant Relapsed Osteosarcoma in a Patient-Derived Orthotopic Xenograft Mouse Model P0688 The Prognostic Significance of Lymphovascular Tumor Invasion in Localized High-Grade Osteosarcoma: Outcomes of a Single Institution over Ten Years P0689 Metastatic Bone Disease: Relationship between Demographic Variables, Prevalence, and Survival P0690 Serum Metal Ion Concentrations in the Setting of an Oncologic Endoprosthesis: Is there Cause for Concern? P0691 Structural Allografts: Plate vs. Nail Fixation P0692 A Population-Based Analysis of Lymph Node Metastasis in Extremity Soft Tissue Sarcoma: An Update P0693 Neurological Function and Ambulation Status after Total En Bloc Spondylectomy for Spinal Tumor in Patients with No Neurological Symptoms P0694 Functional Differences between the Levels of Resected Vertebrae after Total En Bloc Spondylectomy of the Lumbar Spine: A Prospective Cohort Study P0695 What is the Influence of Negative Pressure Wound Therapy on High-Risk Wounds in Pelvic Oncology? P0696 An Ovine Study of Retrograde Femoral Nail Removal with and without Fat Grafting across the Open Distal Femoral Physis P0697 No Detectable Vascular Watershed Region in the Early Postnatal Human Distal Femoral Chondroepiphysis by Quantitative-MRI Analysis P0698 Can Caregivers Forecast Child Postoperative Disability after Elective Orthopaedic Surgery? P0699 Applicability of the Modified Fels and Optimized Oxford Skeletal Maturity Estimation Systems to the Modern Pediatric Population P0700 Pediatric Orthopaedic Trauma Care during the COVID-19 Pandemic: A Survey of the Pediatric Orthopaedic Society of North America P0701 Limb Angle Changes from Baseline in Tibial Nail Insertion for Limb Lengthening Indications P0702 The Utility of the Modified Fels Knee Skeletal Maturity System in Limb Length Prediction P0703 Elastic Intramedullary Nails in the Treatment of Pediatric Length Unstable Femur Fractures P0704 Outcomes of Concomitant Quadriceps Lengthening and Medial Patellofemoral Ligament Reconstruction in Skeletally Immature Patients with Fixed or Obligatory Patellar Instability: Two-Year Follow Up P0705 Cost-Effectiveness of Intertrochanteric Osteotomy versus Total Hip Arthroplasty in Children with Severe Slipped Capital Femoral Epiphysis P0706 Effects of Demographic and Socioeconomic Factors on Clubfoot Relapse Treatment P0707 Level of Agreement in Final Diagnoses of Upper Extremity Injuries among Orthopaedic Surgeons, Radiologists, and Emergency Department Physicians P0708 Emergency Pediatric Orthopaedic Transfer Criteria: A Pilot Study P0709 Do Scoliosis Research Society-22R Outcomes Improve after Vertebral Body Tethering? P0710 Use of an Organized Perioperative Protocol to Decrease Surgical Time, Blood Loss, and Radiation Exposure during a Periacetabular Osteotomy P0711 Efficacy and Safety of Intrawound Antibiotics in Patients undergoing Posterior Spinal Fusion for Adolescent Idiopathic Scoliosis P0712 Posterior Thoracic Fusion vs. Anterior Thoracic Tethering for Idiopathic Scoliosis with a Minimum of 2-Years Follow Up: A Cost Comparison of Index and Revision Operations and Readmissions P0713 Evaluating the Correlation and Performance of Scoliosis Research Society and Patient-Reported Outcomes Measurement Information System Questionnaires in Patients presenting with Adolescent Idiopathic Scoliosis. P0714 Does Transitioning to a Brace Improve Health-Related Quality of Life after Casting for Early Onset Scoliosis? P0715 Can the Posterior Cruciate Ligament Predict Anterior Cruciate Ligament (ACL) Size for Planning during ACL Reconstruction? P0716 Concussion Rates in Youth Lacrosse P0717 Adult Hip Dysplasia and Trochlear Dysplasia - An MRI Study of Hip Preservation Patients P0718 Remodeling of Adolescent Displaced Clavicle Fractures: A FACTS Study P0719 Lyme versus Septic Arthritis in the Pediatric Knee: Clinical and MR Imaging Differentiators P0720 Rotator Cuff Injury in the Pediatric Population: A Retrospective Review of Patient Characteristics and Treatment at a Single Treatment Center P0721 A Time-Driven Activity-Based Costing Analysis of Simultaneous versus Staged Bilateral Total Hip Arthroplasty and Total Knee Arthroplasty P0722 Cost-Effectiveness of Robotic-Assisted vs. Manual Unicompartmental Knee Arthroplasty: A Time-Driven Activity-Based Cost Analysis P0723 Trends in Revenue and Cost for Revision Total Knee Arthroplasty P0724 Assessing the Mentorship of Aspiring Female Orthopaedic Surgeons: Where Can We Improve? P0725 Workplace Hazards in Orthopaedic Surgery Training: A Nationwide Resident Survey Involving Sharps-Related Injuries P0726 Bullying, Discrimination, Harassment, Sexual Harassment, and the Fear of Retaliation during Surgical Residency Training – Concerning Evidence Persists P0727 Scholarly Involvement and Academic Productivity in Orthopaedic Surgery: A Survey of United States Orthopaedic Surgeons and Residents P0728 Industry Payments among Editorial Board Members of Orthopaedic Journals: An Open Payments Analysis from 2014-2019 P0729 Single Shot Interscalene Regional Anesthesia Provides Noninferior Analgesia and Decreased Complications Compared with an Indwelling Catheter for Arthroscopic and Reconstructive Shoulder Surgery P0730 Clinical Results of the Use of Low-Cost Prosthesis in Low Budget Countries P0731 Mask Use for Athletes: A Systematic Review of Safety and Performance Outcomes P0732 Cognitive Deficits following Concussion: A Systematic Review P0733 Physician-Patient Communication in the Orthopaedic Clinic: Surgeon-Identified Challenges P0734 Negative Impact of Unmet Social Needs on Atraumatic Knee Conditions P0735 Tensile Strength of Superficial Suture Skin Closure Patterns in a Cadaveric Human Skin Model with a Self-Adhesive Mesh Augmentation P0736 A Survey of Personal Health Habits, Wellness, and Burnout in Practicing Orthopaedic Surgeons – Are We Taking Care of Ourselves? P0737 Defining Completely Better Status through Patient-Reported Outcomes after Rotator Cuff Repair P0738 Preoperative Opioid Therapy Correlated with Increased Rate of Complications in Foot and Ankle Surgery P0739 The Effect of Preoperative Opioid Education on Patient’s Postoperative Opioid Usage following Hip Arthroscopy: A Randomized, Prospective Trial P0740 Malpractice Against Shoulder Surgeons: What You Need To Know P0741 Ambulatory Surgery Centers Reduce Day-of-Surgery Expenditures for Anterior Cruciate Ligament Reconstruction Without Increasing Patient Out-of-Pocket Expenditure: A Breakdown and Comparison of Expenditures on 34,862 Patients P0742 Prevalence of Disability Secondary to Occupational Injury among Orthopaedic Surgeons P0743 Effect of Primary Language on Access to Orthopaedic Clinics in South Florida P0744 Costs and Cost Driver Analysis in Bone-Patellar Tendon-Bone and Hamstring Autograft Anterior Cruciate Ligament Reconstruction Surgery: A Time-Driven Activity-Based Costing Approach P0745 The Growth of Medicare Advantage Plans May Limit Access to Orthopaedic Joint Replacement P0746 COVID-19 Diagnosis May Increase Venous Thromboembolism Risk after Lower Extremity Orthopaedic Surgery P0747 A Telemedicine Physical Therapy Program Reduces Costs while Maintaining Recovery after Primary Total Knee Arthroplasty P0748 The Actual Savings from Using Ambulatory Surgical Centers: An Analysis of Surgery Costs Using Time-Driven Activity-Based Costing Methods P0749 Telemedicine Improves Access to Care for Spine Patients with Low Socioeconomic Status P0750 Changes between Preoperative and Postoperative Patient-Reported Outcomes among Elective, Primary Total Hip Arthroplasty and Total Knee Arthroplasty P0751 A Case Study of Successful Change Management in the Perioperative Care Department: Using Kotter’s Change Model to Implement Surgical Inventory Optimization P0752 Completion of Patient-Reported Outcome Measures at New Orthopaedic Clinic Visits is Influenced by Social Determinants of Health P0753 Clinical Risk Factors are Important for Capturing Fracture Risk in Patients with Normal Bone Mineral Density: An Evaluation of the American Orthopaedic Association's Own the Bone Database P0754 Genetic Predisposition to Early Osteolysis in Total Hip Arthroplasty Failure: Should Every Patient be Tested Before Surgery? P0755 Subchondroplasty Could Delay the Conversion to Arthroplasty in Patients with Advanced Knee Osteoarthritis: A Stratified Meta-Analysis and Quality Assessment P0756 Cost and Revenue in Bilateral versus Unilateral Total Knee Arthroplasty P0757 Cost and Revenue in Bilateral versus Unilateral Total Hip Arthroplasty P0758 High-Volume Arthroplasty Centers are Associated with Lower Hospital Cost when Performing Elective Primary Total Hip and Knee Arthroplasty P0759 Safety and Outcomes of Anatomic versus Reverse Total Shoulder Arthroplasty in the Ambulator Surgery Center P0760 Access to Total Joint Arthroplasty for Veteran Patients in Civilian Orthopaedic Centers P0762 Using Dynamic Digital Radiography to Measure Variations in Scapulohumeral Rhythm of Shoulders with Adhesive Capsulitis P0763 Consistency and Reliability of the Thumb Press Test for Stemless Shoulder Arthroplasty P0764 A Comparison of Radiographic Humeral Head Center of Rotation Restoration between Short-Stemmed and Stemless Humeral Implants P0765 Influence of Glenoid Wear Pattern on Glenoid Component Placement Accuracy in Shoulder Arthroplasty P0766 Improved Mechanical Fixation of an All-Polyethylene Glenoid Reduces Postoperative Radiolucent Lines P0767 A Novel Non-invasive Approach to Evaluate Tendon and Bone Quality among Shoulder Arthroplasty Patients Based on Superficial Skin Assessment P0768 Public Knowledge and Perception of Outpatient Shoulder Arthroplasty P0769 Rate of Improvement in Shoulder Strength after Anatomic and Reverse Total Shoulder Arthroplasty P0770 Surgeon and Facility Volume are Associated with Postoperative Complication after Shoulder Arthroplasty P0771 Pain Management in Shoulder Arthroplasty: A Systematic Review and Network Meta-Analysis of Randomized Controlled Trials P0772 Validation of a New Outcomes Measure for Total Shoulder Arthroplasty P0773 Comparison of Press Fit versus Peripherally Cemented Hybrid Glenoid Components in Anatomic Total Shoulder Arthroplasty: Minimum 5-Year Follow Up P0774 What Factors are Associated with a Successful Mid-Term Outcome after Ream-and-Run Arthroplasty: Minimum 5-Year Follow Up in 166 Patients P0775 High Prevalence of Early Stress Shielding in Stemless Shoulder Arthroplasty P0776 Reverse Total Shoulder Arthroplasty compared to Anatomic Total Shoulder Arthroplasty in Patients with an Intact Rotator Cuff and No Previous Surgery P0777 Trends in Outpatient versus Inpatient Total Shoulder Arthroplasty Over Time P0778 Operative Fixation Improves Shoulder Deformity in Patients with Displaced Diaphyseal Clavicle Fractures Compared to Nonsurgical Treatment P0779 Surgical Management of Distal Clavicle Fractures in Skeletally Immature Athletes P0780 Socioeconomic Disadvantage Does Not Significantly Affect Outcomes or Cost after Elective Shoulder Arthroplasty P0781 The Association of Depressive Disorders on Outcomes following Primary Total Shoulder Arthroplasty for the Treatment of Glenohumeral Osteoarthritis P0782 Reverse Shoulder Arthroplasty after Prior Rotator Cuff Repair: A Matched Cohort Analysis P0783 Risk Factors for Dislocations following Primary Reverse Shoulder Arthroplasty for the Treatment of Glenohumeral Osteoarthritis P0784 Periprosthetic Joint Infections of the Shoulder: A 10-Year Retrospective Analysis Outlining the Heterogeneity among these Patients P0785 Comparison of Knotless versus Knotted Suture Anchors in the Arthroscopic Management of Adolescent Shoulder Instability P0786 Single Institution Value Comparison of Reverse Total Shoulder Arthroplasty and Superior Capsular Reconstruction in the Treatment of Massive Rotator Cuff Tears P0787 Open Release of the Posttraumatic Elbow—Motion Outcomes in 187 Patients P0788 The Impact of Radiocapitellar Interposition Arthroplasty on Ulnohumeral Joint Biomechanics P0789 Is Accuracy of Software Planning Impacted by Pathology? A Comparison of Five Different Approaches P0790 Histopathology of Rotator Cuff Tendons in Elderly Patients with Glenohumeral Arthritis without Cuff Tears P0791 Total Shoulder Arthroplasty versus Resurfacing Hemiarthroplasty: A Comparison of Clinical Outcomes at Mid-Term Follow Up P0792 Outpatient versus Inpatient Total Shoulder Arthroplasty: A Matched Cohort Analysis of Postoperative Complications, Surgical Outcomes, and Costs P0793 Outcomes of Single-Stage Revision Shoulder Arthroplasty with Indolent Cutibacterium Acnes Infection Compared to Two-Stage Revision with Antibiotic Spacer and Non-Infected Controls with Two-Year Average Follow Up P0794 Photodynamic Therapy for Cutibacterium acnes Decolonization of the Shoulder Dermis P0795 Analysis of Readmission and Revision Surgery following Primary Arthroplasty versus Open Reduction Internal Fixation for Geriatric Proximal Humerus Fractures at Short-Term Follow Up: A National Study 2010-2018 P0796 Increasing Rates of Reverse Total Shoulder Arthroplasty in the Treatment of Geriatric Proximal Humerus Fractures in the United States, 2010-2018 P0797 Early Outcomes for Geriatric Proximal Humerus Fractures: A Matched Comparison of Nonsurgical Management and Reverse Shoulder Arthroplasty P0798 Which Method of Analyzing Patient-Reported Outcomes is Most Closely Correlated with Patient Satisfaction after Shoulder Arthroplasty P0799 Recall Bias in Retrospective Assessment of Preoperative American Shoulder and Elbow Surgeons Scores after Reverse Total Shoulder Arthroplasty P0800 Does Critical Shoulder Angle Predict Abduction Motion and Acromion-Tuberosity Impingement in Reverse Shoulder Arthroplasty? P0801 Functional Outcomes of Surgeon-Directed Home Therapy following Reverse Total Shoulder Arthroplasty: A Retrospective Cohort Analysis P0802 Results for Bony Increased Offset Reverse Shoulder Arthroplasty with Compression Screw Fixation P0803 Retroversion Affects Scapular Plane Abduction Kinematics after Reverse Shoulder Arthroplasty P0804 Machine Learning Accurately Predicts Internal Rotation after Anatomic and Reverse Total Shoulder Arthroplasty P0805 Systematic Review of Prevalence, Risk Factors, and Management of Instability following Reverse Shoulder Arthroplasty P0806 Transitioning to Outpatient Shoulder Arthroplasty: Safety, Efficiency, and Cost in a Diverse Payer Mix P0807 Rate of Incidental Findings on Routine Preoperative Computed Tomography for Shoulder Arthroplasty P0808 Clinical Outcomes after First and Second Revision to Reverse Total Shoulder Arthroplasty: A Case-Control Matched Cohort Analysis P0809 Can Patients Accurately Recall their Preoperative Pain and Functional Scores following Rotator Cuff Repair and Total Shoulder Arthroplasty? P0810 Shorter Operating Room Time and Use of Local Anesthetic Reduces Hospitalization Rates following Ambulatory Rotator Cuff Surgery: A Machine Learning Analysis P0811 Obesity Negatively Affects Outcomes following Arthroscopic Rotator Cuff Repair P0812 Progression of Symptomatic Rotator Cuff Tendinopathy on Magnetic Resonance Imaging 10.1.1 P0813 Arthroscopic Biceps Rerouting Technique Shows Better Clinical Outcomes than Partial Repair in Large to Massive Rotator Cuff Tear P0814 Early Functional Improvement after Rotator Cuff Repair is Predictive of Function at One Year P0815 Automated Detection of the Rotator Cuff Tear using Artificial Intelligence P0816 Preliminary Outcomes of Arthroscopic Biceps Rerouting for the Treatment of Large to Massive Rotator Cuff Tears P0817 Female Gender is Associated with Worse Outcomes after Rotator Cuff Repair P0818 Clinical Outcome of Reverse Shoulder Arthroplasty (RSA) for Massive Rotator Cuff Tear without Osteoarthritis: Comparison with RSA for Cuff Tear Arthropathy and RSA after Failed Rotator Cuff Repair P0819 The Effects of Hyaluronic Acid on the Proliferation of Human Dermal Fibroblasts and their Effect on Tendon-to-Bone Healing in a Rabbit Model of a Chronic Rotator Cuff Tear P0820 Low Resilience is Associated with Decreased Patient-Reported Outcomes following Arthroscopic Rotator Cuff Repair P0821 Functional Outcome and Evaluation of Cuff Integrity Using MRI after Arthroscopic Rotator Cuff Repair: Minimum Follow Up of 5 Years P0823 Outcomes of Arthroscopic Superior Capsule Reconstruction using Acellular Dermal Allograft for Irreparable Rotator Cuff Tears P0824 An Analysis of Shoulder Surgeon Volume on Surgeon Competency, Hospital Costs, and Adverse Events: A Systematic Review P0825 Increased Stiffness and Reoperation Rate in Partial Rotator Cuff Repairs Treated with a Bovine Patch: A Propensity Matched Trial P0826 Sex Differences in Rotator Cuff Repair P0827 Failed Latarjet Treated with Full Arthroscopic Eden-Hybinette Procedure using Two Cortical Suture-Buttons Leads to Satisfactory Clinical Outcomes and Low Recurrence Rate P0828 The Natural History of Anterior Shoulder Instability in Patients over the Age of 50: A Population-Based Study P0829 Biomechanical Evaluation of Posterior Shoulder Instability with a Clinically Relevant Posterior Bone Loss Model P0830 Ulnar Collateral Ligament Tears: A Delphi Consensus Statement P0831 Effect of Osteoporosis and Bisphosphonate on Reoperations in Adult Spinal Deformity P0832 Achievement and Maintenance of Optimal Alignment and Functional Improvement following Cervical Deformity Surgery: A 2-Year Outcome Analysis P0833 Radiographic Malalignment has an Overall Greater Impact on Clinical Outcomes than Perioperative and Postoperative Complications in Adult Spinal Deformity Surgery P0834 Should Length of Construct Influence our Alignment Goals? P0835 Trends in 5-Year Outcomes of a Prospective Consecutively Enrolled Single-Center Adult Spinal Deformity Series P0836 Evolution of Adult Cervical Deformity Surgery Clinical and Radiographic Outcomes Based on a Multicenter Prospective Study: Are Behaviors and Outcomes Changing with Experience? P0837 Risks of Complex Spine Surgery for Severe Adult Spinal Deformity in Elderly Patients P0838 Improvements in Outcomes and Cost after Adult Spinal Deformity Corrective Surgery between 2008 and 2019 P0839 Comparison of a Modified Adult Spinal Deformity Frailty Index to Previously Established Indices P0840 Highest Achievable Outcomes for Adult Spinal Deformity Corrective Surgery by Frailty P0841 A New Sensitive Radiographic Criteria for Differentiation between Adult Idiopathic versus Degenerative Lumbar Scoliosis: Apical Pedicle Diameter Asymmetry P0842 Tranexamic Acid Versus Placebo for Reduction of Blood Loss in Adult Spinal Deformity Surgery: A Meta-Analysis of Randomized Controlled Trials P0843 Outcomes of Same Day Spine Surgery: Does Clinical Setting and Spine Procedures Type Predispose Patients to Worse Outcomes? P0844 Comparison of Value per Operative Time between Primary and Revision Adult Spinal Deformity Surgery: A Propensity Score-Matched Analysis P0845 The Collective Influence of Lumbo-Pelvic Mismatch and Proportional Shape on Clinical Outcomes and Proximal Junctional Kyphosis following Adult Spinal Deformity Corrective Surgery P0846 Lumbar Lordosis is Primarily Lost in the Upper Lumbar Spine in Adult Spinal Deformity Patients with Sagittal Deformities P0847 Biomechanical Comparison of Hooks versus Pedicle Screws at the Upper Level of Posterior Spinal Fusion Constructs P0848 The Effect of Construct Design on Rates of Revision for Pseudarthrosis and Rod Fracture at the Lumbosacral Junction after Adult Spinal Deformity Surgery P0849 Does Number of Rods Matter? 4-, 5-, and 6-Rods across a Lumbar Pedicle Subtraction Osteotomy: A Finite Element Analysis P0850 Concurrent Rates of Peripheral Neuropathy and Cervical Spine Diagnoses: Are Peripheral Nerve Patients Being Misdiagnosed/Mistreated? P0851 The Psychological Burden of Disease among Patients Undergoing Cervical Spine Surgery: Are We Underestimating Our Patients’ Inherent Disability? P0852 Medicare Physician Reimbursement for Fusion of Spinal Deformity has Not Kept Up with Inflation P0853 Utilizing Big Data to Determine the Safety Profile of Recombinant Human BMP-2 in Spinal Fusion Surgery: An Analysis of 5 Databases from 2003 to 2017 P0854 How Does Open Access Publication Impact Readership and Citation Rates of Lumbar Spine Literature? P0855 Assessment of Spinal Deformity and Scoliosis with a Novel Automated Artificial Intelligence Powered Workflow Generates a Highly Reliable Suite of Whole-Body Surface Topographic Measurements P0856 Impact of Skeletal Maturity on Radiographic Outcomes after Vertebral Body Tethering in Adolescent Idiopathic Scoliosis P0857 TNT: Using Technique ‘N’ Technology to Improve Safety and Outcomes in Adolescent Idiopathic Scoliosis P0858 The Usefulness of L-Type Amino Acid Transporter 1-Inactivated Mice as a Novel Model of Scoliosis P0859 Stand Alone Anterior Lumbar Interbody Fusion (ALIF) vs. ALIF with Posterior Instrumentation: Comparison of Patient-Reported Outcomes P0860 Reoperations after Primary and Revision Lumbar Discectomy: Study of a National-Level Cohort with 8-Year Follow Up P0861 Lumbar Motion Parameters can Predict Postoperative Patient-Reported Outcomes in Patients with Lumbar Stenosis and Spondylolisthesis P0862 Incidence, Anatomy, and Clinical Importance of Facet Synovial Cysts in Degenerative Spondylolisthesis P0863 Mental Health as a Predictor of Preoperative Expectations for Pain and Disability following Lumbar Fusion P0864 Risk Factors for Minimum Clinically Important Difference Drop-Off in Patients Undergoing Transforaminal Lumbar Interbody Fusion P0865 Ninety-day Complications in Robotic versus Non-Robotic Fixation: A Propensity-Matched Comparison P0866 Location of Disc Herniation May Affect Outcomes following Lumbar Decompression P0867 Liposomal Bupivacaine does Not Decrease Postoperative Opioid Use or Length of Hospital Stay on Patients Undergoing Anterior and Posterior Lumbar Discectomy and Fusion P0868 The Influence of Irradiation on Protective Function of Spinal Dura Mater in Mice P0869 An Analysis of the Efficacy of a Preemptive Multimodal Pain Regimen in Reducing Acute Postoperative Pain in Spine Surgery: A Prospective Cohort Study P0870 Do Postoperative Neurological Complication Rates Vary between Anterior Cervical Discectomy and Fusion for Cervical Radiculopathy or Cervical Myelopathy? P0871 Durability and Failure Mechanisms of Cervical Deformity Correction Surgery P0872 Body Composition Predictors of Mortality in Patients with Spinal Metastases undergoing Surgical Treatment P0873 Patient-Reported Outcomes Measurement Information System is more sensitive than Oswestry Disability Index for the detection of Minimal Clinically Important Differences after Surgical Treatment for Lumbar Degenerative Pathology P0874 Prevention of Surgical Site Infections in Lumbar Spine Surgery: The Optimal Volume of Saline for Irrigation P0875 Does Nasal Screening for Methicillin Resistant Staphylococcus Aureus Prevent Deep Surgical Site Infections for Elective Cervical Spinal Fusion? P0876 The Correlation of Adverse Events with Patient-Reported Satisfaction following Elective Posterior Lumbar Fusion Surgery: A Single Institution Analysis P0877 Survival following Planned En-Bloc Revision Resection after Intralesional Index Procedure for Primary Malignant Spinal Tumors P0878 Adjunct Pelvic Fixation in Short-to-Medium Segment Degenerative Fusion Constructs Independently Predicts Readmission and Morbidity P0879 Increased Risk of Revision and Dislocation following Total Hip Arthroplasty in Patients with Prior Lumbar Fusion with Spinopelvic Fixation P0880 Social Determinants of Health Influence Perioperative Outcomes following Lumbar Spine Surgery P0881 T1 Tilt and Clavicle Angle are the Best Predictors of Postoperative Shoulder and Neck Balance in Adolescent Idiopathic Scoliosis Patients P0882 Inconsistencies among Radiology MRI and CT Myelogram Reports Regarding Severity of Cervical Spinal Canal Stenosis P0883 Evaluation of Anatomical Characteristics and Variations of Thoracic Spinal Segmental Arteries using 3D CT Angiography P0884 Surgical and Radiographic Outcomes in Patients with High T1 and C2 Slopes P0885 Correction, Maintenance of Cervical Alignment, and Revision Rates: 3-Level Anterior Cervical Discectomy and Fusion (ACDF) versus Corpectomy-ACDF Hybrid Procedures P0886 Effects of Drill Technique and Burr Size on Insertional Torque and Pullout Strength of Lateral Mass Screw Fixation P0887 Four- and Five-Level Anterior Cervical Discectomy and Fusion with Autograft and Plate Fixation: Radiographic and Clinical Outcomes with Minimum 1-Year Follow Up P0888 Percutaneous Vertebral Augmentation does Not Alter Refracture Rate in Osteoporotic Compression Fractures, but Anti-Osteoporotic Medications Do P0889 Patterns of Injury in Patients with Thoracic Spine Fractures P0890 Operative Treatment of Osteoporotic Compression Fractures with Kyphoplasty and Vertebroplasty: Surgeon versus Non-Surgeon Procedure Trends, Complications, and Reoperation Rates P0891 Outcomes of Osteochondral Allograft Transplantation with or without Concomitant Osteotomy for Cartilage Defects in the Knee: Minimum 2-Year Follow Up P0892 Chondroplasty versus Bone Marrow Aspirate Concentrate and Cartilage-Derived Matrix Implantation for the Treatment of Focal Chondral Defects of the Knee Joint: A Retrospective Cohort Study P0893 Single Photon Emission-Computed Tomography and Computed Tomography Helps Predict Degree of Clinical Improvement following Medial Opening-Wedge High Tibial Osteotomy P0894 Small Chondral Defects Affect Tibiofemoral Contact Area and Stress: Should Treatment Algorithms Change? P0895 Accuracy of 3D Printed Cutting Guide versus Freehand Technique for Anterior Closing Wedge Proximal Tibia Osteotomy in an Animal Model P0896 Intramuscular Fat in Gluteus Maximus is a Predictor of Low Levels of Physical Activity P0897 Medium Term Outcomes of Hip Arthroscopy Patients with Acetabular Cysts: A Large Multicenter Matched Controlled Study from a Study Group P0898 Platelet-Rich Plasma Utilization for Hip and Knee Osteoarthritis in the United States P0899 Failure to Return to Sport after Elbow Ulnar Collateral Ligament Reconstruction or Repair: A Systematic Review and Meta-Analysis P0900 Return to Play and Athletic Performance in NCAA Division I Female Volleyball Players following Anterior Cruciate Ligament Injury P0901 Elimination of a Postoperative Brace does Not Increase Complications following Hip Arthroscopy P0902 Hip Arthroscopy Outcomes for Concomitant Subspine Impingement in the Management of Femoroacetabular Impingement Syndrome P0903 Joint Hypermobility is Associated with Increased Risk of Postoperative Iliopsoas Tendonitis after Hip Arthroscopy for Femoroacetabular Impingement P0904 Postoperative Step Counts are Strongly Correlated with International Hip Outcomes Tool-12 Scores after Hip Arthroscopy for Femoroacetabular Impingement P0905 Association between Preoperative Patient Factors and Clinically Meaningful Outcomes after Hip Arthroscopy for Femoroacetabular Impingement Syndrome: A Machine Learning Analysis P0906 Novel Shape-Fitting Method Aids in Virtual Surgical Correction Planning for Cam-Type Femoroacetabular Impingement Syndrome P0907 Return to Sport and Testing following Hip Arthroscopy for Femoroacetabular Impingement in High School and Collegiate Athletes: A Retrospective Cohort Study P0908 Return to Work following Primary Hip Arthroscopy: A Systematic Review and Meta-Analysis P0909 Resilience in Hip Arthroscopy: Can We Predict Patient Outcomes based on Resiliency? P0910 Patient-Reported Outcome Score Inertia: High Correlations Exist between Different Surveys for Femoroacetabular Impingement Syndrome P0911 Hip Arthroscopy Outcomes for Femoroacetabular Impingement Syndrome in the Setting of Global Acetabular Overcoverage P0912 Intraoperative Use of Ultrasound for Assessing Cam Deformity and Cam Resection: A Cadaveric Study P0913 No Difference in Clinical Outcomes between Operative and Nonsurgical Management of Minimally Retracted Proximal Hamstring Ruptures: A Matched Cohort Study P0914 The Incidence of COVID-19 in European Professional Football: Were COVID-19 Protocols Safe and Effective? P0915 Cannabis Use in Patients undergoing Knee Arthroscopy is Associated with Less Postoperative Opioid Use and Fewer Thromboembolic Complications P0916 Infrapatellar Fat Pad Impingement in Athletes Treated with Arthroscopic Resection of the Fat Pad P0917 Is there Relationship between Timing of Anterior Cruciate Ligament Reconstruction and Chondral Injuries? A Systematic Review and Meta-Analysis P0918 Imaging Parameters Predicting Outcomes following Medial Patellofemoral Ligament Reconstruction and Tibial Tubercle Osteotomy in the Treatment of Patellar Instability P0919 Risk for Peroneal Nerve Involvement in Multi-Ligamentous Knee Injury is Greater with Anterior Cruciate Ligament Involvement: A Multicenter Study P0920 Anterior Cruciate Ligament Transection Results in a Posterior Shift and Increased Velocity of Contact Most Prevalent in the Medial Compartment P0921 Meniscal Injury Decreases Likelihood of High Achievement following Anterior Cruciate Ligament Reconstruction: A Machine Learning Clustering Analysis of Clinically Significant Outcomes P0922 Primary Anterior Cruciate Ligament Reconstruction using Peroneus Longus Autograft. Prospective Analysis of Knee Function and Donor Site Morbidity P0923 Impact of Obesity and Age on 30-Day Postoperative Outcomes in Medial Patellofemoral Ligament Reconstruction Patients with Recurrent Patella Instability P0924 Soft Tissue Interposition of Endobutton and its Postoperative Migration do Not Affect Functional Outcomes and Ligamentization after Single Bundle Anterior Cruciate Ligament Reconstruction P0925 Functional Outcomes and Success Rate following Bone-Patellar Tendon-Bone Anterior Cruciate Ligament Reconstruction in Patients <30 Years Old: Autograft vs. Allograft P0926 Strain Suture Augmentation Reduces Elongation and Increases Stiffness of Non-Looped Tissue Grafts used for Knee Ligament Reconstruction: A Biomechanical Study P0927 Usefulness of Lateral Femoral Cutaneous Nerve Block in Combination with Femoral Nerve Block for Anterior Cruciate Ligament Reconstruction: A Prospective Trial P0928 Predicting Subjective Failure of Anterior Cruciate Ligament Reconstruction: A Machine Learning Analysis of a National Knee Ligament Registry P0929 Effect of Medial Meniscus Horizontal Cleavage Tears on Tibiofemoral Contact Mechanics during Simulated Gait P0930 Impact of Obesity, Smoking, and Age on 30-Day Postoperative Outcomes of Patients undergoing Arthroscopic Meniscus Repair Surgery P0931 Classifying Lateral Meniscal Root Tears Encountered during Surgical Treatment of Anterior Cruciate Ligament Injuries in Adolescents Yields a Unique Subset to Previously Described Classification Systems P0932 Patient Demographic Factors Associated with Physical Therapy Utilization following Uncomplicated Meniscectomy P0933 The Reverse Fragility Index: A Systematic Review and Meta-Analysis of Randomized Controlled Trials in Sports Medicine Reporting Non-Significant Findings P0934 A Preliminary Cross-Sectional Survey: Cannabinoid Use is Common in Patients Presenting to Orthopaedic Sports Medicine Clinic P0935 Surgically-Treated Femoral Neck Stress Fractures have a High Rate of Military Separation during Basic Combat Training P0936 Anterior Knee Pain: A New Look at the Role of Gender and Age P0937 Application of Machine Learning to Diagnose Patellar Instability on MRI using a Data-Driven Model P0938 The Impact of Articular Cartilage Status on Outcomes of Isolated Medial Patellofemoral Ligament Reconstruction: A Retrospective Review P0939 Early Failure Risk of Anterior Cruciate Ligament Reconstruction in Teenage Population Based on Autograft Choice P0940 Negative Predictive Value of MRI-Detected Medial Meniscus Tears is Reduced in Young Athletes with Chronic Anterior Cruciate Ligament Injury P0941 Periarticular Local Infiltrative Anesthesia and Regional Adductor Canal Block Provide Equivalent Pain Relief After Anterior Cruciate Ligament Reconstruction P0942 Female Gender is Associated with Lower Satisfaction with Postoperative Telemedicine Visits in Sports Medicine P0943 Clinical Outcomes and Return to Sport after Arthroscopic Rotator Cuff Repair in Middle-Aged and Elderly Golfers: Comparison by Tear Size P0944 Risk for Recurrent Instability and Reoperation following Arthroscopic and Open Shoulder Stabilization in a Large Cross-Sectional Population P0945 Hamstring Strength Discrepancies among Football and Soccer Athletes P0946 Occupational Radiation Exposure during Intraoperative 3-Dimensional Fluoroscopy in Pelvis and Acetabular Surgery P0947 Effect of Dialysis on Postoperative Outcomes of Lower Extremity Amputations in Chronic Kidney Disease and End Stage Renal Disease Patients: Should We Dialyze First? P0948 Implementation of an Accessible, Multidisciplinary Osseointegration Pathway P0949 Race, Income, and Insurance Status Affect Timing of Initial Evaluation of Pediatric Fracture Patients by Orthopaedic Surgeons P0950 Virtual Visits are Effective for Orthopaedic Trauma Patients P0951 Current State of Orthopaedic Trauma Registries among Members of the International Orthopaedic Trauma Association P0952 Do Subchondral Implants or Calcium Phosphate Alter Long-Term Biomechanics of Overlying Articular Cartilage? P0953 The Effect of Reamer Irrigator Aspirator Bone Graft Harvesting on Blood Loss and Transfusion P0954 Multicenter, Prospective, Observational Trial of Nonsurgical versus Operative Treatment for High-Energy Midshaft Clavicle Fractures P0955 Comparison of Mini-Fragment Fixation to Pre-Contoured Plate Fixation for Midshaft Clavicle Fractures P0956 Short-Term Recovery after Displaced Adolescent Clavicle Fractures: Do Differences in Outcomes Exist between Surgical and Nonsurgical Treatments? P0957 Implementation of a Dedicated Orthopaedic Trauma Room in Hip and Femur Fracture Care: A 17-Year Analysis P0958 Poor Health Literacy in the Orthopaedic Trauma Population is Linked to Increased Risk for Major Depression: A Prospective Analysis at an Urban Level 1 Trauma Center P0959 A Novel Fluoroscopic View for Improved Assessment of the Safety of the Posterosuperior Screw in Femoral Neck Fracture Fixation P0960 Neutrophil-to-Lymphocyte Ratio: Mortality Predictor in Older Adults with Proximal Femoral Fracture. A Prospective Observational Study P0961 Dislocation after Arthroplasty for Acute Hip Fracture in Patients with a Known Neurological Condition: Does the Type of Arthroplasty Matter? P0962 Development of Machine Learning Algorithms for Survival Prediction of Elderly with Femoral Neck Fractures based on HEALTH and FAITH Trials P0963 An Innovative Scoring System for Predicting an Excellent Outcome after Proximal Femoral Nail Anti-Rotation in Elderly Patients with Intertrochanteric Fracture P0964 Treatment of Femoral Neck Fractures with Intramedullary Fixation with Integrated Interlocking Lag and Compression Screws P0965 Evaluation of Postoperative Outcomes in Iron Deficiency Anemia Patients undergoing Femur Open Reduction and Internal Fixation Surgery with Minimum 2-Year Surveillance P0966 Distal Femur Fracture Outcomes and Complications of Dual Implant Fixation Compared to Single Plate Fixation P0967 The Use of External Fixation for Distal Femur Fractures: Impacts on Reoperation, Stiffness, and Overall Outcomes P0968 Lateral Compression Type-One Fragility Fractures: What Adds Value during Follow Up? P0969 Geriatric Distal Femur Fractures Treated with Distal Femoral Replacement are Associated with Higher Rates of Complications P0970 Timing of Complications within 90 Days of Hip Fracture Surgery P0971 Time to Reduction of Traumatic Hip Dislocations: Is Hospital Transfer a Risk Factor? P0972 Return to Sport after Intramedullary Nail Treatment of Proximal Humerus Fractures P0973 Recovery Curve for Patients Suffering an Intertrochanteric Hip Fracture using Patient-Reported Outcome Measurement Information System P0974 Modified Radiographic Union Scale for Tibia Scores Can Describe Bony Union, but Can they Predict Patient Function and Pain? P0975 What Factors Lead to Delays in Antibiotic Administration for Open Fractures? P0976 Arthroscopic versus Open Treatment for Septic Arthritis of the Native Knee: A Systematic Review P0977 Does Serum Procalcitonin Predict Fracture-Related Infection? P0978 A Multicenter Comparison of Open versus Percutaneous Approaches to Spinopelvic Dissociation: Presentation, Complications, and Outcome P0979 Defining Sacral Dysmorphism: What Size Corridor Precludes Transsacral Screw Placement P0980 An Anatomic Study Defining the Safe Range of Angles in Percutaneous Iliosacral and Transsacral Screw Fixation P0981 Are You Ready? The Wave of Periprosthetic Hip Fracture Fixation in the US: Epidemiology, Costs, and Projections to 2027 P0982 Are Extreme Distal Periprosthetic Femur Fractures Too Distal for Retrograde Intramedullary Nailing? A Multicenter Retrospective Cohort Study P0983 Trends in Diagnosis and Treatment of Osteoporosis after Periprosthetic Fractures following the Own the Bone Initiative P0984 Treatment of Periprosthetic Distal Femur Fractures: A Multicentered Retrospective Review of Outcomes Based on Treatment Type P0985 Retrograde Intramedullary Nailing vs. Locked Plating for Extreme Distal Periprosthetic Femur Fractures: A Multicenter Retrospective Cohort Study P0986 Primary Closure of External Fixator Pin Sites does Not Increase the Incidence of Surgical Site Infection P0987 Surgical Fixation of Unstable Chest Wall Injuries: A Comparison of Locking vs. Non-Locking Plates P0988 Management of Composite Tibial and Soft Tissue Defects via Intramedullary Bone Transport Devices and Microvascular Free Flaps: A Treatment Algorithm and Preliminary Case Series P0989 Relationship between Number of Debridements and Clinical Outcomes in Patients with Open Tibia Fractures Requiring Free Flap Coverage P0990 Traumatic Dislocation of the Proximal Tibiofibular Joint: A Systematic Review and 10-Year Experience from a Level 1 Trauma Center P0991 Impact of Increased Posterior Tibial Slope on Difficulty in Obtaining an Adequate Suprapatellar Nail Starting Point P0992 Non-Urgent Treatment of Open Tibial Shaft Fractures does Not Lead Increased Rates of Infection P0993 What is the Clinical Significance of Occult Posterior Malleolus Fractures Associated with Tibial Shaft Fractures? P0994 Radiographic Displacement and Joint Space Narrowing after Arthroscopic-Assisted Percutaneous Fixation compared to Open Reduction Internal Fixation of Tibial Plateau Fractures P0995 Do Number and Location of Plates Impact Infection Rates after Definitive Fixation of High Energy Tibial Plateau Fractures? P0996 Working for Better Outcomes: Do Unemployed Patients have Worse Outcomes following Tibial Plateau Fracture? P0997 Major Depressive Disorder, when under Treatment, may Not Affect Functional Outcomes in Patients with Tibial Plateau Fractures P0998 Fixation of Extra-Articular Proximal Tibia Fractures: Biomechanical Comparison of Single and Dual-Implant Constructs P0999 Is Pin-Plate Overlap in Tibial Plateau Fractures Associated with Increased Infection Rates? P1000 Mini-Fragment Plating of Olecranon Fractures is comparable to Pre-Contoured Small Fragment Plating Patient and System Interventions Patient and System Interventions Pediatrics Pipeline Programs Pipeline Programs Practice Management/Rehabilitation Prior Femoral Neck Pinning: What is My Workflow? Prior Periacetabular Osteotomy: How Do I Prepare the Acetabulum? Prior Valgus-Producing Intertrochanteric Osteotomy: Now What? Radial Hemiarthroplasty: The New Gold Standard for Elderly Distal Radius Fractures Recruitment, Support, and Inclusion: Program Recruitment Recruitment, Support, and Inclusion: Program Recruitment Recruitment, Support, and Inclusion: Program Recruitment Results with All-Poly Tibial Components are Excellent Robot Wars: Tips and Tricks for Registration and Intraoperative Balancing with My Robot of Choice Robot Wars: Tips and Tricks for Registration and Intraoperative Balancing with My Robot of Choice Robot Wars: Tips and Tricks for Registration and Intraoperative Balancing with My Robot of Choice Robot Wars: Tips and Tricks with Registration - Intraoperative Balancing with My Robot of Choice Salvage Options for the Failed Initial Distal Radius Treatment Short and Long Intramedullary Nails: Total Hip Arthroplasty Tips and Tricks Shoulder and Elbow Spine Sports Medicine/Arthroscopy Staff Recruitment, Support, and Pathways to Leadership Staff Recruitment, Support, and Pathways to Leadership The Avascular Necrosis is Still There: How to Manage the Various Prior Treatments The Computer and Robot are the Present and Future of Total Knee Arthroplasty The National Trend in Arthroplasty Surgery Location and the Economic Impact on Surgeons, Hospitals, and Ambulatory Surgery Centers There is No Data to Support Hypoallergenic Implants for So-Called Metal Allergy This Resurfacing Will Not Do: Conversion Total Hip Arthroplasty Pearls Thou Shalt Not Varus, and I Routinely Use Stem Extensions for Tibial Fixation in Obese Patients Trauma Volar Plate: The Gold Standard for Most Fractures What is Environmental, Social, and Governance, and Why is it Important?
A. Noelle Larson, MD,FAAOS Aamir Kadri, MS Aaron Alokozai, BS Aaron Atlas, DO,MS Aaron Baessler, MD Aaron Buckland, MBBS,FRACS Aaron Casp, MD Aaron Chamberlain, MD,FAAOS Aaron Chen, BA Aaron Gipsman, MD Aaron Gray, MD Aaron Johnson, MD Aaron Krych, MD,FAAOS Aaron Lam, MD Aaron Nauth, MD Aaron Owen, MD Aaron Perdue, MD, FAAOS Aaron Prater, BS, MSc Aaron Wynkoop, MD Aazad Abbas, BS Abdel-Rahman Lawendy, FRCS Abdulai Bangura, BS Abdullah Sahyouni, MS Abdus Sattar, PhD Abed Abdelaziz, MD,MPH Abhay Mathur, MD Abhijit Seetharam, MD Abhimanyu Jabbal, MBCHB,MSc Abhinav Agarwal, MD Abhinav Sharma, MD Abhiram Bhashyam, MD,PhD Abhishek Ganta, MD Abigail Allen, MD, FAAOS Abigail Boduch, MD Abigail Sagona, BA Abigail Tetteh, MSc Abraham Nilsson, MD Abram Kirschenbaum, MD, FAAOS Abtin Alvand, PhD,MBBS,FRCS (Ortho) Achecar, Adam Ackermann, Jakob Adam Boissonneault, MD Adam Boschung, MD Adam Driesman, MD Adam Fano, BS Adam Fleischer, DPM,MPH Adam Freedhand, MD,FAAOS Adam Gordon, MD Adam Green, MD Adam Hines, MD,FAAOS Adam Hirschfeld, MD Adam Khan, MD Adam Kurland, BA Adam Lutz, DPT, PhD Adam Mirarchi, MD Adam Olsen, MD Adam Santoro, DO Adam Sassoon, MD,FAAOS Adam Seidl, MD,FAAOS Adam Tagliero, MD Adam Taylor, MD Adam Watkins, BS Adam Yanke, MD,PhD,FAAOS Addisu Mesfin, MD,FAAOS Adeel Ikram, MBBS, MRCS Adel Hijazi, BS Aden Malik, MD Adil Ahmed, MD Aditya Karhade, MD,MBA Aditya Muralidharan, MD Adnan Saithna, MD,FRCS (Ortho) Adolfo Hernandez, MS Adolph Lombardi, MD,FAAOS Adriaan Lambrechts, MSc Adrian Lin, BS Afshin Anoushiravani, MD Afshin Razi, MD,FAAOS Agarwal, Ankit Agnes Cororaton, MS Agraharam, Devendra Agustin Albani, MD Ahilan Sivaganesan, BS Ahmad, Salman Ahmad Hasan, MSc Ahmad Nassr, MD,FAAOS Ahmed Aoude, MD Ahmed Cherry, MD Ahmed Eldib, MD Ahmed Emara, MD Ahmed Siddiqi, DO,MBA Ahmet Alanay, MD Ahmet Erdemir, PhD Aidin Eslam Pour, MD,MS,FAAOS Aiken, Sean Aimee Molina, BS Aimee Struk, MEd, MBA, ATC Ajay A Shah, MD Ajay Aggarwal, MD,FAAOS Ajay Desai, BS Ajay Kanakamedala, MD Ajay Lall, MD,MS Ajay Premkumar, MD,MPH Ajaykumar Shanmugaraj, BS Ajinkya Rai, BS Ajith Malige, MD Akachimere Uzosike, MD Akash Shah, MD Akhil Sharma, MD Akihiko Hasegawa, MD,PhD Akihiko Takeuchi, MD Akihiro Sudo, MD Akihito Nagano, MD,PhD Akimoto, Koji Akinade Ojemakinde, BS Akiyama, Toru Akmese, Ramazan Akshar Patel, MD Alain Sherman, MBA Alan Afsari, MD, FAAOS Alan Blank, MD,MS,FAAOS Alan Daniels, MD, FAAOS Alan Hilibrand, MD, MBA, FAAOS Alan Job, MD Alan Lam, BS Alan Li, BS Alan Samsonov, BS Alan Shamrock, MD Alan Zhang, MD,FAAOS Alaric Aroojis, MD Alayna Vaughan, BA Albert Gee, MD,FAAOS Albert George, MD Albert Lin, MD,FAAOS Albert Yee, MD Alberto Arceri, MD Alberto Carli, MD, MSc, FRCSC Alberto Delgado-Martinez, MD Alberto Di Martino, MD, PhD Alberto Ruffilli, MD,PhD Aldo Riesgo, MD Aleander Linton, BS Alec Reihl, BS Alecio Lombardi, MD Alejandro Canas, BS Alejandro Espinoza, PhD Alejandro Gonzalez Della Valle, MD,FAAOS Aleksey Dvorzhinskiy, MD Aleksi Reito, MD, PhD Alessandro Carcangiu, MD Alessandro Carrozzo, MD Alessandro Panciera, MD Alessia Lavin, MD Alex Anatone, MD Alex Brady, MSc Alex Dibartola, MD,MPH Alex Girden, MD Alex Gu, MD Alex Huron, BA Alex Illescas, MPH Alex Jung, BS Alex Lancaster, MD Alex Lencioni, MD Alex Lindahl, BS, MD Alex Malarchuk, MS Alex Newhouse, BS Alex Pu, BS Alex Tang, MD Alexa Deemer, BS Alexander Acuña, BS Alexander Adams, MD Alexander Aleem, MD,FAAOS Alexander Antoniadis, MD Alexander Benedick, MD Alexander Bitzer, MD Alexander Caughman, BS Alexander Chong, MSAE, MSME Alexander Christ, MD Alexander Crawford, MD Alexander Dawes, BS Alexander Decilveo, MD Alexander Dobek, MPH,BS Alexander Egol, BA Alexander Farid, BA Alexander Guareschi, BS Alexander Hooke, MA Alexander Hughes, MD, FAAOS Alexander Isla, BS Alexander Kammien, BS Alexander Linton, BS Alexander Markes, MD Alexander Ment, BA Alexander Mortensen, MD Alexander Neuwirth, MD Alexander Orfanos, MD Alexander Parsons, MS Alexander Philips, BS Alexander Pietroski, BS, MSc Alexander Rascoe, MD Alexander Rondon, MD Alexander Roszman, MD Alexander Sah, MD,FAAOS Alexander Swantek, BS Alexander Theologis, MD Alexander Upfill-Brown, MD,MSc Alexander Vaccaro, MD,MBA,PhD,FAAOS Alexander Volkmar, MD Alexander Weber, MD Alexander Yong Shik Shin, MD, FAAOS Alexander Ziedas, BS Alexandr Aylyarov, MD Alexandra Aitchison, BS Alexandra Callan, MD,FAAOS Alexandra Conway, BA Alexandra Ferre, MD Alexandra Flaherty, BS Alexandra Gabrielli, MD Alexandra Mackie, BA Alexandra Medline, MPH Alexandra Sideris, MSc, PhD Alexandra Soroceanu, MD Alexandra Stavrakis, MD Alexandra Thomson, MD,MPH Alexandra Zagaria, MPH Alexandre Ladermann, MD Alexandre Terrier, PhD Alexandria Case, MS,BS Alexis Colvin, MD,FAAOS Alexis Jorgensen, MD Alexis Matrka, MD Alexis Rounds, MD,BS Alexis Sandler, BA Alfonso Picado, MD Alfonso Queipo De Llano-Temboury, MD Alfred Mansour, MD,FAAOS Alfred Pisano, MD Alfred Serna, MD,FAAOS Ali, Ikran Ali, Muhammad Ali Azad, MD Ali Bajwa, MD Ali Kadouh, BS Ali Khan, PhD Aliberti, Gianna Alice Chu, MD Alicia Phillips, BA Alina Syros, MPH Alireza Borjali, PhD Alirio deMeireles, MD Alisa Malyavko, MS,BS Alisha Sodhi, BS Alison Dittmer, MD Alison Field, PhD Alison Klika, MS Alison Zhao, BA Alister Hart, FRCS Alka Karnik, MD Alla Balabanova, BA Allan E Inglis, MD,FAAOS Allan Gross, MD,FRCSC Allan Metz, BS Allan Sekeitto, MD Allen, Brandon Allen, Vincent Allen Bishop, MD, FAAOS Allina Nocon, PhD,MPH Allison Boden, MD Allison Diaz, BS Allison Perry, BS Allison Rao, MD Allison Tegge, PhD Allison Wintring, BS Almajnooni, Abdullah Alon Wolf, PhD Alpesh Patel, MD,MBA,FAAOS Alvaro Ibaseta, MD Alvaro Iborra, DPM, PhD Alvaro Vanegas, MD Alvin Ong, MD, FAAOS Alvin Ouseph, BS Alysia Robertson, MD Alyssa Althoff, MD Alyssa Carroll, BS Alyssa Ishimoto, BS Alyssa Rothman, MD Alysse Wurcel, MD Amador, Michael Amador Bugarin, BS Aman Chopra, BA Amanda Avila, MPH Amanda Braun, MA Amanda Fletcher, BA, MD, MS Amanda Goldin, MD Amanda Mener, MD,PhD Amanda Naylor, MA Amanda Paulson, DPT Amanda Pawlak, MD Amanda Wach, MS Amandeep Bhalla, MD Amar Ranawat, MD, FAAOS Amarpal Cheema, MD Amber Stanley, BS Ameen Chaudry, BA Amer Haffar, BS Amer Samdani, MD Amethia Joseph, MHA Amiethab Aiyer, MD,FAAOS Amil Agarwal, BA Amir Boubekri, MD Amir Fathi, BS Amira Scaramella, BS Amirhekmat, Arya Amirhossein Jahandar, MS Amirul Adlan, MBCHB,MRCS Amit Jain, MD Amit Manjunath, MD Amit Momaya, MD,FAAOS Amit Piple, MD Ammar Jobory, MD, PhD Amos Dai, MD Amr Abdelgawad, MD,PhD,MBA,FAAOS Amr Tawfik, BA Amy Bauer, MD Amy Birnbaum, MD Amy Bronstone, PhD Amy Ford, MD Amy Gravely, MA Amy Ladd, MD,FAAOS Amy Vieira, PA-C Amy Xu, BS Ana Cruz Pardos, MD Ana Nigues, MD Analisa Narro, BS Anand, Anita Anand Murthi, MD,FAAOS Ananth Punyala, BS, MS Anastasia Gazgalis, BS Anastasia Whitson, BS Anastasios Mourikis, MD Anders Stalman, MD, PhD Andre Samuel, MD Andre Spiguel, MD,FAAOS Andrea Ferretti, MD Andrea Gattelli, MD Andrea Gennaro, MD Andrea Johnson, MSN,NP Andrea Redler, MD Andreas Fontalis, MD,MSc,MRCS Andreas Gomoll, MD,FAAOS Andreas Kontaxis, PhD Andreas Persson, MD,PhD Andres Gutierrez Gonzalez, MS Andres Mor Huertas, BS Andres Zorrilla, MD Andrew, Caroline Andrew Adamczyk, MD,MSc,FRCSC Andrew Assenmacher, MD,FAAOS,FACS Andrew Baker, MS Andrew Bi, MD Andrew Block, BS Andrew Boltuch, DO Andrew Carbone, MD Andrew Chung, DO Andrew Cooper, MD,FAAOS Andrew Curley, MD Andrew Fithian, MD Andrew Froehle, PhD Andrew Furman, MBA Andrew Gabig, BS Andrew Garrone, MD Andrew Gatto, BA Andrew Green, MD,FAAOS Andrew Hagar, MD Andrew Holt, MD Andrew Holte, MD Andrew Hsu, MD,FAAOS Andrew Hughes, MBCHB, MRCSED Andrew Jawa, MD, FAAOS Andrew Jimenez, MD Andrew Kutzner, MD Andrew Lachance, BS Andrew Leavitt, MD Andrew Leggett, MD Andrew Luzzi, MD Andrew Manktelow, MD Andrew Marcantonio, DO, FAAOS Andrew McGee, MD Andrew Moon, MD Andrew Moore, BS Andrew Neviaser, MD,FAAOS Andrew Ormseth, MD Andrew Pearle, MD,FAAOS Andrew Pennock, MD,FAAOS Andrew Pollak, MD,FAAOS Andrew Price, FRCS Andrew Rees, MD Andrew Renshaw, MD Andrew Rokito, MD,FAAOS Andrew Rosenbaum, MD,FAAOS Andrew Rust, BS Andrew Ryan Horn, MD Andrew Salipas, MD Andrew Sama, MD,FAAOS Andrew Schmidt, MD,FAAOS Andrew Schoenfeld, MD, FAAOS Andrew Schwartz, MD Andrew Shimmin, MD Andrew Simpson, MD,MBA Andrew Sobel, MD Andrew Spitzer, MD,FAAOS Andrew Star, MD,FAAOS Andrew Steckler, MS Andrew Tran, MD Andrew Tyler, MD,PhD Andrew Wohler, MD Andrew Wolff, MD,FAAOS Andrew Zhang, MD Andrzej Brzezinski, MD Andrzej Fertala, PhD Andy Schaver, BS Andy Ton, BS Aneesh Samineni, BA Angel Ordaz, MD Angel Xiao, MSc,BS Angela LeMarr, RN Angela Mercurio, BS Angobaldo, Diego Anikar Chhabra, MD,MS,FAAOS Anil Krishnamurthy, MD Anil Ranawat, MD,FAAOS Anil Sedani, MD,MSc Aniruddh Nayak, MS Anjan Shah, MD Ankush Thakur, MS,BS Ann Richey, BA Ann Van Heest, MD,FAAOS Ann Wells, PhD Anna Blaeser, BS Anna Brady, BA, CRA, MS Anna Di Laura, PhD Anna Green, MD Anna Jungwirth-Weinberger, MD Anna Lin, BS Anna Michalowski, MD Anna Miller, MD,FAAOS,FACS Anna Panebianco, BS Anna Reinholz, BS Anna Vergun, MD, FAAOS Annalise Peebles, BA Anne, Rajendra Anne Barnaba, MD Anne Bass, MD Anne Debenedetti, BA Anne Johnson, MD,FAAOS Anne Kelly, MD, FAAOS Anne Marie Fenstad, MSc Anne Smartt, MD Annelise Chaparro, MD Annemarie Galasso, MD Annemarie Leonard, BS Annen, Ryohei Annibaldi, Alessandro Anoop Galivanche, BS Anser Daud, BS Anson Bautista, BS Anthony, Austin Anthony Abimbade Oyekan, MD Anthony Boniello, MD Anthony Catanzano, MD Anthony Festa, MD,FAAOS Anthony Frempong-Boadu, MD Anthony Gualtieri, MD,BS Anthony Guanciale, MD,FAAOS Anthony Howard, PhD Anthony Infante, DO, FAAOS Anthony Karzon, MD Anthony Le, MS Anthony Li, BS Anthony LoGiudice, MD,FAAOS Anthony Marois, MD Anthony Miniaci, MD,FRCSC Anthony Romeo, MD,FAAOS Anthony Scillia, MD,FAAOS Anthony Stans, MD, FAAOS Anthony Trenga, MD Anthony Vaichinger, BS Anthony White, MD Anthony Wiggins, MD Antonia Chen, MD,MBA,FAAOS Antonia Myatt, MD Antonio Mazzotti, MD Antonio Murcia Asensio, PhD Antony Palmer, MA, BMBCh Anum Pidani, BSN, MS Anup Shah, MD,FAAOS Anya Hall, BS Aonnicha Burapachaisri, BS Aparna Sharma, MD Apostolos Prodromidis, MD,MSc Apurva Shah, MD,MBA,FAAOS Arad Talehakimi, BS, MS Arash Sayari, MD Aravinda Ganapathy, BS, MS Archis Bhandarkar, BS Ardalan Sayan, MD Ardalan Seyed Vosoughi, MS Arden Marin, BS Ari Berg, MD,MBA Ari Clements, BA Ari Greis, DO Ari Hilibrand, BA Ari Levine, MD, FAAOS Ariana Lott, MD Ariana Meltzer-Bruhn, BA Arianna Gianakos, DO Arianna Mixon, BS Aribah Shah, BS Ariel Badger, MS Ariel Goldman, MD,FAAOS Arik Eisenkraft, MD, MHA Arin Kim, MD Arioli, Leopoldo Aristides Cruz, MD,MBA,FAAOS Arjun Saxena, MD,MBA,FAAOS Arjun Sebastian, MD,FAAOS Arjun Singh, BS Arjun Vohra, MD Arlen Hanssen, MD,FAAOS Armin Arshi, MD Armodios Hatzidakis, MD,FAAOS Armstrong, Patrick Arnavaz Hakimiyan, MS Arne Decramer, MD Arne Kienzle, MD Arnold Silverberg, MD Arnon Gam, MD Arpan Patel, MS Arriyan Dowlatshahi, MD Arthur Bartolozzi IV, MD Arthur Hertling, MBA, MD Arthur Malkani, MD,FAAOS Arthur Only, MD Artine Arzani, BS Arturo Corces, MD,FAAOS Arun Aneja, MD,PhD Arun Kumar, MD Arya Shamie, MD, FAAOS Arya Varthi, MD Aryan Haratian, BA Asad Ashraf, MD Asdrubal Rivera, MD,BS Asheesh Bedi, MD,FAAOS Ashish Mittal, MD Ashish Shah, MD,FAAOS Ashley Albano, BA Ashley Anderson, MD Ashley Bassett, MD Ashley Diaz, MD Ashley Ignatiuk, FRCSC, MD, MSc Ashley Levack, MD Ashley MacConnell, MD Ashley Overbaugh, DPT, PT Ashley Pekmezian, BS Ashraf El Naga, MD Ashutosh Shelat, MBA, MD Ashwin Kulkarni, MD,MBBS,FRCS (Ortho),MRCS Asif Ilyas, MD, FAAOS Assem Sultan, MD Astore, Franco Athan Zavras, BA Ather Mirza, MD, FAAOS Atsuro Murai, MD Atsushi Taninaka, MD Attia, Steven Attilio speranza, MD Atul Bhaskar, MD Atul Kamath, MD,FAAOS Augustine Saiz, MD Ausberto Velasquez Garcia, MD Austen Katz, MD Austin Collins, BA Austin Cook, BS Austin Fares, MD Austin Foote, BS Austin Hardaway, MD Austin Heare, MD, FAAOS Austin Kaidi, MD,MSc Austin Nabet, DO Austin Roebke, MD Austin Stone, MD, PhD, FAAOS Austin Thompson, BS Ava Berrier, MS Avani Vaishnav, MD Avinaash Korrapati, BS Avinash Patwardhan, PhD Avinesh Agarwalla, MD Aviva Pollet, BS Awais Hussain, MD Axman, Rachel Ayane Rossano, BA Ayooluwa Ayoola, MD Ayoosh Pareek, MD Ayush Arora, BS Ayush Thomas, BS Azad Darbandi, BS Aziz Merchant, MD Babak Khandehroo, MD Babar Kayani, MBBS BSc Babatunde Fariyike, MD Bacani, Rigel Bae, Ji-Hoon Bahar Shahidi, DPT, PhD Bailee Taylor, BS Bailey Imbo, BA Bailey Johnson, MD Bailey Ross, BA Baker, J’Lynn Baratta, Chloe Barbara Freeman, MD, FAAOS Barbara Minkowitz, MD,FAAOS Bardia Barimani, MD Bardiya Akhbari, PhD Bare, Jonathan Barker, Karen Baron Lonner, MD,FAAOS Barrell, Bailey Barrett Woods, MD,FAAOS Barrie Sugarman, MD Barriger, Megan Barton Wise, MD, MSc Basel Sheikh Alshabab, MD Bassel Diebo, MD Bassem Elhassan, MD,FAAOS Batus, Marta Baxley, David Baxter, Nicholas Bayless, Kimberlee Beau McGinley, MBA,BA Beau Sperry, BA Behnam Sharareh, MD Bei Liu, MD,MS Belay, Elshaday Belk, John Bella Mehta, MBBS Ben Imlay, MS Benedict Nwachukwu, MD,MBA Benita Tamrazi, MD Benjamin Alman, MD,FAAOS Benjamin Averkamp, MD Benjamin Best, DO Benjamin Bloch, MBBS,FRCS (Ortho) Benjamin Brooke, FACS, MD, PhD Benjamin Chiang, BS Benjamin Domb, MD,FAAOS Benjamin Elder, MD, PhD Benjamin Farley, MD Benjamin Fiedler, BA Benjamin Gibson, DPT, PT Benjamin Grear, MD,FAAOS Benjamin Groisser, BA Benjamin Gross, BS Benjamin Hendy, MD Benjamin Hoyt, MD Benjamin Kelley, MD Benjamin Kendrick, FRCS (Ortho), MBBS, PhD Benjamin Krasnyanskiy, BA, BS Benjamin Kuhns, MD Benjamin Maxson, DO Benjamin michael Diedring, DO Benjamin Miller, MD,MS,FAAOS Benjamin Mitchell, MD Benjamin Nelson, BS Benjamin Ollivere, MD,FRCS (Ortho),MA,MBBS Benjamin Petre, MD Benjamin Ricciardi, MD,FAAOS Benjamin Rothrauff, MD,PhD Benjamin Saks, MD Benjamin Sampedro, MSN Benjamin Schaffler, MD Benjamin Sears, MD,FAAOS Benjamin Sims, BS Benjamin Smith, MD Benjamin Streufert, MD Benjamin Stronach, MD,FAAOS Benjamin Van, MD Benjamin Weisenthal, MD Benjamin Wilke, MD,FAAOS Benjamin Williams, MD Benjamin Winston, MD Benjamin Zmistowski, MD Bennie Lindeque, MD,PhD Benoit Dawant, PhD Benton Heyworth, MD,FAAOS Benzi Estipona, BS Bergiers, Sean Berglund-Brown, Isabella Berkcan Akpinar, MD Bernard Morrey, MD, FAAOS Bernardo Innocenti, PhD Bert Vanmierlo, MD Bertolini, Dominique Bertrand Sonnery-Cottet, MD Beth Reuschel, DPT Bethany Werner, MD Bettina Hochreiter, MD Beverly Thornhill, MD Bhagyashri Pandey, BS Bharat Tiwari, RN Bhavya Sheth, MD,BS Biehl, Elizabeth Bijan Abar, BS Bilal Mahmood, MD Bill Burfeind, MS Bin Wu, MD Bingtao Xiang, BS Binyamin Abramowitz, BA, BS Bishir Clayton, MD Bishoy Saad, DO Bisht, Roy Björn Alkner, MD, PhD Blaine Manning, MD Blake Bodendorfer, MD Blake Dunson, BS Blake Schultz, MD Blessing Enobun, MBBS, MPH Bobby Yow, MD Bogdan Matache, MD,FRCSC Bong-Jae Jun, PhD Borowski, Lauren Boshen Liu, MD Bowen Song, BS Bowman, Trevor Boyle, Joseph Bradford Currier, MD, FAAOS Bradford Parsons, MD,FAAOS Bradley Anderson, BS Bradley Erickson, MD,PhD Bradley Hammoor, MD,MS Bradley Kruckeberg, MD Bradley Kuzel, MD,FAAOS Bradley Lambert, PhD Bradley Lezak, BA Bradley Nelson, MD,FAAOS Bradley Schoch, MD, FAAOS Bradley Wham, MD Bradley Young, MD Brady Huang, MD Brady Wilkinson, MD Brady Williams, MD Brandon Amirian, BS Brandon Bukowski, MD Brandon Couch, MD Brandon Erickson, MD Brandon Lentine, MD Brandon Levian, BA Brandon Macknofsky, BS Brandon Nudelman, MD Brandon Yuan, MD,FAAOS Branum Griswold, MD Breana Siljander, MD Breanna Sullivan, BA Brendan Boyce, MBCHB Brendan Fitzpatrick, BS Brendan Holderread, BS Brendan Page, ACNP-BC, ATC, BA, BOC, BOCO, BOCP, BS, B Brendan Patterson, MD,MPH Brendan Shi, MD Brendan Striano, MD Brendan Williams, MD Brendon Mitchell, MD Brenna Blackburn, PhD,MPH Brennan, Emily Brenner, Madison Brent Lanting, MD Brent Morris, MD,FAAOS Brent Ponce, MD,FAAOS Brent Wise, MD Brenton Hill, MD Brenton Robert Jennewine, MD Breton Line, BS Brett Braly, MD, FAAOS Brett Flaherty, MD Brett Freedman, MD,FAAOS Brett Goodloe, MD Brett Haislup, MD Brett Hayden, MD Brett Levine, MD,MS,FAAOS Brett Meeks, MD Brett Owens, MD,FAAOS Brett Schiffman, MD Breydan Hawkins Wright, MD Brian Begley, BA Brian Bingham, MD Brian Chalmers, MD Brian Cho, BS Brian Chung, BS Brian Cohen, MD Brian Cole, MD,MBA,FAAOS Brian Culp, MD,FAAOS Brian Cunningham, MD,FAAOS Brian Curtin, MD,FAAOS Brian Darrith, MD Brian De Palma, MD Brian Feeley, MD,FAAOS Brian Fenn, BS Brian Ford, MD Brian Forsythe, MD, FAAOS Brian Frenz, BS Brian Fuller, MD,FAAOS Brian Giordano, MD,FAAOS Brian Grawe, MD,FAAOS Brian Hallstrom, MD,FAAOS Brian Hill, MD Brian Hollenbeck, MD Brian Karamian, MD Brian Katt, MD, FAAOS Brian Kaufman, MD, FAAOS Brian Kwon, MD, FAAOS Brian Lau, MD Brian Lee, MD,FAAOS Brian Mannino, MD,FAAOS Brian McCormick, MD Brian Miller, MD,FAAOS Brian Mullis, MD,FAAOS,FACS,FAORTHA Brian Neuman, MD,FAAOS Brian Noehren, PT,PhD Brian Parsley, MD,FAAOS,FAORTHA Brian Perez, MD Brian Rebolledo, MD Brian Shiu, MD,FAAOS Brian Velasco, MD Brian Werner, MD,FAAOS Brian Wolf, MD,MS,FAAOS Brian Yang, MD Brian Zukotynski, MD Briana Britton, MS Brianna Flynn, BS Brianna Siracuse, MD Brianna Statz, BS Bridget Atkins, MBBS, MSc Bridget Ellsworth, MD Bridgette Love, BS Bridgette Nixon, BS Briggs, Timothy Brigitte Van Der Heijden, MD, MSc, PhD Brigitte von Rechenberg, MD Brittany Declouette, MD Brittany Dowling, MS Brittany Haws, MD Brittany Siontis, MD Brocha Stern, PhD,OTR Brock Bakewell, MPH Brook Biniam, BS Brook Martin, PhD Brooke Herndon, PHARMD Brooke Kowalski, BS Brooke O'Connell, MS Brooks Martino, BA Broomfield, John Brown, David Bruce Levy, MD,FAAOS Bruce Miller, MD,MS,FAAOS Bruce Piatt, MD,FAAOS Bruna Maria Castro De Oliveira, MD Bruno Gobbato, MD Bryan Adams, MD Bryan Ang, MD Bryan Aristega Almeida, BA Bryan Den Hartog, MD,FAAOS Bryan Dunford, BS Bryan Leek, MD, FAAOS Bryan Loeffler, MD,FAAOS Bryan Renslo, BS Bryan Saltzman, MD Bryan Springer, MD,FAAOS Bryana Banashefski, BS Bryant Song, MS Bryce Basques, MD Bryce Cunningham, MD Bryce Kunkle, BS Bryn Gornick, BS Bryn Zomar, PhD,MSc,BS Bryson Lesniak, MD,FAAOS Burak Altintas, MD Burt Yaszay, MD,FAAOS Burton Dunlap, MD Bushra Fathima, BS Buth, Olivia Byrd, Rebecca Byron Stephens, MD C Barnes, MD,FAAOS C Engh, MD,FAAOS C McIlwraith, DVM,PhD Caillin Marquardt, MD Caio Nery, MD Caitlin Barrett, BS Caitlin Chambers, MD Caitlin Conley, PhD,ATC Caitlin Orner, MD Calderon, Christian Cale Jacobs, PhD Caleb Durst, BS Caleb Jones, MD Caleb Morgan, BS Caleb Yeung, MD Caleigh Pope, BA Calin Moucha, MD,FAAOS Calista Dominy, BS Cameron Killen, MD Cameron Ledford, MD,FAAOS Cameron Thomson, MD Camille Pinpin, BS Camilo Partezani Helito, MD,PhD Camilo Restrepo, MD Campbell, Peter Can Cui, MS Canon Cornelius, MD Cara Busheme, MS Cara Lai, MD Carl Cirino, MD Carl Harper, MD,FAAOS Carl Herndon, MD Carl Imhauser, PhD Carl Paulino, MD,FAAOS,FAORTHA Carl Talmo, MD,FAAOS Carl Tams, PhD Carl Winalski, MD Carlo Massafra, MD Carlos Higuera Rueda, MD,FAAOS Carlos Maturana, MS Carlos Mucharraz, BS Carlos Ortiz-Babilonia, BS Carlos Sagebien, MD,FAAOS Carlos Uquillas, MD Carmina Angeles, MD, PhD Carol Lin, MD,FAAOS,MA Carola Hanreich, MD Carolina Alvarez, BA Caroline Hoch, BS Caroline Jadczak, BS Carolyn Hettrich, MD,MPH,FAAOS Carolyn Hutyra, MS Carrie Bartley, MA Carroll, Austin Carson Black, BS Carson Rider, MD Carsten Perka, MD Cary Chapman, MD,FAAOS Case, Ayden Casey Codd, BA Casey Gioia, MD Casey Humbyrd, MD,FAAOS Casey O'Connor, MD Catherine Eccleston, BS Catherine Humphrey, MD,MBA,FAAOS Catherine Stambouzou, MSc Catherine Van Der Straeten, MD, PhD Cathleen Raggio, MD Cathy Shemo, BS Cecile Batailler, MD,PhD Cecilia Pascual-Garrido, MD,PhD Cecilia Rogmark, MD, PhD Celiker, Pelin Cesar De Cesar Netto, MD,PhD Cesar Iturriaga, DO Cesare Faldini, MD Chad Campion, MD Chad Coles, MD Chad Condidorio, PT Chad Hanson, MD, FAAOS Chad Ishmael, MD Chad Krueger, MD,FAAOS Chad Patton, MD,MS Chad Songy, MD Chad Stecher, PhD Chadi Nahal, BS Chadi Tannoury, MD,FAAOS Chaides, Sarah Chaitanya Mudgal, MD,FAAOS Chameka Madurawe, BS Chancellor Gray, MD,FAAOS Chaney, Grace Chang, Benjamin Changhee Baek, MD Chao-Chin Lu, PhD Chapman, Danielle Chapman Wei, MD Charalambos Charalambous, FRCS (Ortho), MBCHB Charla Fischer, MD,FAAOS Charles Clark, MD, FAAOS Charles Cogan, MD Charles Conway, MD Charles Cox, MD,MPH,FAAOS Charles Crawford, MD,FAAOS Charles Czuprynski, PhD Charles Daly, MD, FAAOS Charles Day, MD,MBA,FAAOS Charles DeCook, MD,FAAOS Charles Engh, MS,BS Charles F Deyoung, BA Charles Fisher, MBA, PT Charles Godbout, PhD Charles Granade, MD Charles Gusho, BS Charles Hannon, MD,MBA Charles Jiang, BS Charles Johnson, MD Charles Lawrie, MD, FAAOS Charles Lin, MD Charles Metzger, MD, FAAOS Charles Moon, MD,FAAOS Charles Nelson, MD,FAAOS Charles Su, MD,PhD Charles Thigpen, PhD Charles Wang, MD Charles Yu, MD Charlotte Leape, BS Chase Steele, BS Chatlert Pongchaiyakul, MD Chau-Wei Huang, MD Chawon Yun, PhD Chee, Alexander Cheema, Minahil Chelsea Harstad, PA-C Chelsea Sue Sicat, MS Chen, Esme Chen, Joseph Chen, Kevin Cherones, Arien Cheryl Ackert-Bicknell, PhD Chhabra, Avneesh Chi, Andrew Chi-Yang Chiu, PhD Chia-Lung Wu, PhD Chibuike Obinwa, BS Chien-Lin Liu, MD Chii Lin, MD Chilan Leite, MD Chinmay Paranjape, MD Chloe Shields, BS Choi, Ja-Young Choi, Peter Chong Bum Chang, MD,PhD Chong Hyuk Choi, MD Chris Pillar, PhD Chris Stewart, MD Chrisine Bongards, PhD Christen Chalmers, MD Christian Coulson, BS, MS Christian Couturier, MD Christian Curatolo, MD Christian Eccles, MD Christian Gerber, MD Christian Hipfl, MD Christian Klemt, PhD Christian Lattermann, MD,FAAOS Christian Martinez, BS Christian Merle, MD Christian Oakley, BS Christian Ong, BA Christian Pean, MD Christian Victoria, MPH Christiane Leibold, MD Christie Short, BA, RN Christina Freiberger, MS Christina Regan, BS Christina Salas, MS, PhD Christine Bub, MD Christine Chen, BS Christine Chung, MD Christine Churchill, BA Christine Etzel, BS Christine Ho, MD,FAAOS Christine Piper, MD Christine Schemitsch, PhD Christine Tran, MS Christine Wu, MD Christon Darden, MD,MS Christopher Ahmad, MD, FAAOS Christopher Ames, MD Christopher Anderson, BS Christopher Antonacci, MD,MS Christopher Bettacchi, MD Christopher Bono, MD,FAAOS Christopher Brusalis, MD Christopher Burke, MBCHB Christopher Camp, MD Christopher Carender, MD Christopher Chapman, MD Christopher Colasanti, MD Christopher Como, BS Christopher Cychosz, MD Christopher Del Balso, MSc,MBBS,FRCSC Christopher DiGiovanni, MD,FAAOS Christopher Dodson, MD,FAAOS Christopher Dussik, BS Christopher Eberlin, BS Christopher Fang, MD Christopher Flanagan, MD Christopher Forthman, MD,FAAOS Christopher Gajewski, MD Christopher Gibbs, MD Christopher Good, MD,FAAOS Christopher Got, MD, FAAOS Christopher Gross, MD,FAAOS Christopher Hadley, BS Christopher Halbur, BS Christopher Hamad, MD Christopher Hart, MD Christopher Jones, MD,FAAOS Christopher Joyce, MD Christopher Kaeding, MD,FAAOS Christopher Kepler, MD Christopher Kleck, MD,FAAOS Christopher Klifto, MD Christopher Kweon, MD,FAAOS Christopher Lama, MD,MS,BS Christopher Langhammer, MD Christopher Larson, MD,FAAOS Christopher Lee, MD Christopher Loftis, MD Christopher McCrum, MD,FAAOS Christopher McDonald, MD Christopher Melnic, MD, FAAOS Christopher Mestyanek, BS Christopher Pelt, MD,FAAOS Christopher Peters, MD,FAAOS Christopher Plaskos, PhD Christopher Reb, DO,FAAOS Christopher Roche, MS, MBA Christopher Schmidt, MD,FAAOS Christopher Schneble, MD Christopher Seder, MD Christopher Shaffrey, MD,FAAOS Christopher Souder, MD,FAAOS Christopher Spicer, BS Christopher Stauch, BS Christopher Sutton, MD Christopher West, MD Christopher White, BA, MA Christopher Wilhelm, MD Christos Photopoulos, MD,FAAOS Chrysoula Drosatou, PhD Chu, Brennan Chun-Ho Chen, MD ChunBong Ma, MD,FAAOS Ciara Brown, MD Claire Lynch, BS Clarabelle Devries, MD Clarissa Levasseur, MS Claude Cullinan, MD Claudette Lajam, MD,FAAOS Claudia Mueller, MD Claudio Ghetti, BA Clay Hillyard, MS Clay Spitler, MD,FAAOS Clay Townsend, MD Clayton Bettin, MD,FAAOS Clayton Hui, BS Clayton Maschhoff, BS Clayton Wing, MD Cody Fowler, BS Cody Green, MD Cody Mcleod, MD Cody Perskin, BA Cody Schlaff, MD Cody Tillinghast, MD Cody Wyles, MD Coiner, Benjamin COL Edward Arrington, MD,FAAOS Colaris, Joost Colby Barber, MD Colby Oitment, MD Coleen Sabatini, MD,MPH,FAAOS Colin Baker, BS Colin Cantrell, MD Colin Haines, MD Colin McCarty, BS Colin Murphy, MD Colin Neitzke, BS Colleen Buckless, BS, MS Colleen Roden, MSc Colleen Wixted, BS Collin Blackburn, MD,MBA Collin Blout, BS Comba, Fernando Connor Delman, MD Connor Diaz, BA Connor Hickey, MS Connor King, MD Connor Littlefield, BA Connor Maly, MD Connor Sholtis, MD Conor Daly-Seiler, MS Conor Kleweno, MD,FAAOS Conor Lynch, MS Conor Wyand, BA Consortium, Southeastern Constance Maglaras, PhD Corabi, Jagger Cordelia Carter, MD,FAAOS Corey Cook, MA Corey Resnick, MD Corey Schiffman, MD Corey Spencer, MD Corinna Franklin, MD,FAAOS Cory Couch, MD Cory Janney, MD Cory Mayfield, MD Cory Riccio, MD Cosma Calderaro, MD Cots Canadian Orthopaedic Trauma Society, MD Cotter, Daniel Courtney Baker, MD Courtney Carlson Strother, MD Courtney Selberg, MD Courtney Sherman, MD, FAAOS Courtney Toombs, MD Craig Della Valle, MD,FAAOS Craig Delury, PhD Craig Klinger, BA Craig Louer, MD Craig Tipton, BS Craigven Sim, MBCHB Creighton Tubb, MD,FAAOS Cristian Artigas, MD Cristina O'Donoghue, MD, MPH Cristina Zarzuela Jiménez, MD Crystal Perkins, MD,FAAOS Cuneo, Kevin Curran, John Cushla Cooper, RN Cynthia Burke, BS, BSN Cynthia Emory, MD,MBA,FAAOS Cynthia Kahlenberg, MD Cynthis Wong, BS Cyril Mauffrey, MD,MRCS,FAAOS D'Arrigo, Carmelo Daanish Khazi-Syed, BS Daisuke Inoue, MD Daisuke Kajiwara, MD Daisuke Mori, MD Dale Bond, DPHIL (OXON) Dallas Hagman, MD Dalwai, Samir Damian Dim, MD,PhD Damian Mifsut-Miedes, PhD Dan Li, PhD Dana Parker, BA Dana Piasecki, MD,FAAOS Dane Brodke, MD Dane Daley, MD Dani Rotman, DMed Daniel Aaron, MD Daniel Aloise, BS Daniel Alsoof, BS,MBBS Daniel Austin, MD Daniel Axelrod, MD,MSc Daniel Berry, MD,FAAOS Daniel Bockelman, BS Daniel Bohl, MD,MPH Daniel Bowles, MD Daniel Bracey, MD,PhD Daniel Bujnowski, BS Daniel Caligiuri, MD, FAAOS Daniel Cavanaugh, MD, FAAOS Daniel Charen, MD Daniel Chiou, MD Daniel Cooperman, MD,FAAOS Daniel Cotter, MD Daniel Cummins, BS Daniel Cunningham, MD Daniel Davis, MD,FAAOS Daniel Driscoll, MD Daniel Feghhi, MD Daniel Finch, BA Daniel Fischman, MD Daniel Fletcher, MD,FAAOS Daniel Gelb, MD,FAAOS Daniel Goltz, MD Daniel Grande, PhD Daniel Green, MD,FAAOS Daniel Grits, BS Daniel Guss, MD,MBA,FAAOS Daniel Hameed, BA Daniel Hedequist, MD,FAAOS Daniel Hoernschemeyer, MD,FAAOS Daniel Hogan, MSc Daniel Horwitz, MD,FAAOS Daniel Hurwit, MD Daniel Jacobson, BS Daniel Johnson, MD Daniel Jupiter, PhD Daniel Kaplan, MD Daniel Karczewski, MD Daniel Lamanna, BS Daniel Leas, MD Daniel Lombardo, MD Daniel MacDonald, MS Daniel Mandell, MD Daniel Mascarenhas, MD Daniel Meeker, MD Daniel Miles, MD Daniel Ngo, BA Daniel O'Keefe, BS Daniel Oakes, MD,FAAOS Daniel Osei, MD,MSc,FAAOS Daniel Pare, BS Daniel Pereira, MD Daniel Radwanski, MD Daniel Rivkin, BS Daniel Rubio, MD Daniel Sciubba, MD Daniel Scott, MD,MBA Daniel Seigerman, MD,FAAOS Daniel Shaw, BS Daniel Sherwood, MD Daniel Shinn, BS Daniel Swanson, BS Daniel Tobert, MD Daniel Ward, MD, FAAOS Daniel Waren, MSPH Daniel Whelan, MD Daniel Wichman, BS Daniel Yang, BS Daniel Zuchelli, MD Daniele Mazza, MD Danielle Chipman, BS Danielle Cook, BS Danielle Hanson, BS Danielle Hogarth, BS Danielle Markus, BA Danielle Peterson, MD Danielle Ponzio, MD Danielle Putur, MD Danielle Sim, BA Daniels, Christy Danika Baskar, BA Dante Morra, MD Danyal Nawabi, MD, FRCS (Orth) Daphne Ling, MPH, PhD Dara Mickschl, ATC, PA-C Darby Moore, BS Daren Aita, MD,FAAOS Daria Harlamova, BS Darin Friess, MD, FAAOS Darrell Hanson, MD Darren Lui, FRCS (Ortho),MRCS,MSc Darren Nin, PhD Darren Tay, MBBS, FRCS (Ortho) Darshan Angadi, MRCS Darwin Chen, MD,FAAOS Darwish, Reem Davanzo, Allie Dave Spenciner, MBA, MSc David Attarian, MD,FAAOS,FACS,FAORTHA David Ayers, MD,FAAOS David Backstein, MD David Beard, MA, MSc, PhD David Bernholt, MD David Bernstein, MD,MBA,MA David Bloom, MD David Brethouwer, DO David Brogan, MD,FAAOS David Brueggeman, MD David Cieremans, MS David Dalury, MD,FAAOS David DeBoer, MD,FAAOS David Deckey, MD David DeMik, MD David Dines, MD,FAAOS David Ding, MD,FAAOS David Distefano, MD David Dong, BS David Donohue, MD David Essig, MD, FAAOS David Evans, MD David Flanigan, MD,FAAOS David Freccero, MD,FAAOS David Frisbie, DVM David Gendelberg, MD David Heinrichs, PhD David Helfet, MD,FAAOS David Hirsch, MD David Huang, MD, PhD David Jacofsky, MD,FAAOS David Jevsevar, MD,MBA,FAAOS David Kantrowitz, BS David Keller, DO David Kim, MD David Kolin, MSc,BA David Komatsu, PhD David Kugelman, MD David Landy, MD,PhD David Lee, MD, FAAOS David Lewallen, MD,FAAOS David Liu, FRACS, MBBS David Maldonado, MD David Markel, MD,FAAOS David Mattingly, MD,FAAOS David Mayman, MD,FAAOS David Michel, MD David Molho, MD David Murray, FRCS (Ortho) David Neilly, FRCS (Ortho),MBCHB David Ou-Yang, MD David Pedowitz, MD,MS,FAAOS David Pogorzelski, MSc David Polly, MD,FAAOS David Quinzi, MD David Ramsden, MD David Ramski, MD David Rehak, MD David Richardson, MD,FAAOS David Ring, MD David Rodriguez-Quintana, MD,FAAOS David Rossi, MD David Rothberg, MD,FAAOS David Ruch, MD,FAAOS David Sacolick, MD David Sanders, MD David Shaff, MD David Sing, MD David Skaggs, MD,FAAOS David So, MD,FAAOS David Spence, MD,FAAOS David Sproul, PHARMD David Stockton, MD,MSc,FRCSC David Stolzenberg, DO David Stubbs, FRCS, FRCS (Ortho), MBCHB David Templeman, MD,FAAOS David Tennent, MD David Trofa, MD David Vanandel, MS,PT David Watson, MD David Watson, MSc David Weiner, MD David Weiss, MD,FAAOS David Wellman, MD, FAAOS David Westberry, MD,FAAOS David Woods, MD David Wright, MD David Zeltser, MD,FAAOS David Zhu, MD David Zukor, MD Davide Vaccarisi, MD Davidson, Amelia Davies, Loretta Davis Hartnett, BS Dawn LaPorte, MD,FAAOS Dayal Rajagopalan, BS De, Ayushmita Dean Chou, MD Dean Matsuda, MD,FAAOS Dean Perfetti, MD Dean Shinabarger, PhD Dean Sotereanos, MD,FAAOS Dean Taylor, MD,FAAOS Dean Wang, MD, FAAOS Deana Mercer, MD,FAAOS Deanna Whitacre, PT Debeau, Michael Deborah Hall, BS Deborah Stone, BSN, RN Deckard, Evan Deepak Patkar, MD Deivert, Kyle Delano Trenchfield, BS Denis Nam, MD,MSc,FAAOS Deniz Ince, BA Dennis Cardone, DO Dennis Caruana, BS Dennis Debernardis, DO Derek Amanatullah, MD,PhD,FAAOS Derek Colaizzo, BA Derek Donegan, MD,MBA,FAAOS Derek Haas, MBA Derrick Knapik, MD Despina Dobbins, BS Destini Teague, MS Devan Higginbotham, MD Devan Irving, DO Devan Mehta, MD Devan Patel, MD Devdatta Neogi, MS (ORTH),FRCS (Ortho) Devender Gaba, MD Devender Singh, PhD Devin Collins, DO Devin Froerer, BS Devin Walsh, MD Devon Goetz, MD, FAAOS Devon Ryan, MD Dexter Bateman, MD Dhanur Damodar, MD Dheeraj Yalamanchili, MD Dhiren Ganjwala, MD Dhruv Shankar, BS Dian Wang, MD Diana Yeritsyan, BS Diane, Alioune Diane Heels-Ansdell, MSc Diane Morton, MS Dianne Bryant, PhD Dianne Pagan, BS Diego Mathias Barragan Echenique, MD Dieter Lindskog, MD,FAAOS Dijk, Pim Van Dillon O'Neill, MD Dillon Sedaghatpour, MD Dimitra Melissaridou, MD Dimitri Mabarak, BS Dimitrios Papadopoulos, MD Dina Diskina, MD Dinesh Dhanaraj, MD,MSPH,FAAOS Dino Samartzis, PhD Dioscaris Garcia, PhD Dipak Ramkumar, MD Dipal Chatterjee, MD Dirk Kiner, MD,FAAOS Dirk Larson, MS Dirk Stengel, MD,PhD,MSc Disler, Emily Do, Michael Dolgalev, Igor Domagoj Coric, MD Dominic Carreira, MD,FAAOS Dominic Pelle, MD Dominik Adl Amini, MD Don Moore, MD,FAAOS Don Park, MD,FAAOS Donald Bae, MD, FAAOS Donald Colantonio, MD Donald Fredericks, MD Donald Longjohn, MD,FAAOS,FACS Donald Mazur, MD,FAAOS Donald Potter, MD Dong Suk Kim, MD Donghoon Lee, BS Dongwhan Suh, MD Dongwoo Shim, MD Donna Russo, MS,PA-C Donohue, Kyna Doub, James Doucet, Mary Douglas Armstrong, MD, FAAOS Douglas Bartels, MD Douglas Burton, MD, FAAOS Douglas Dennis, MD,FAAOS Douglas Haase, MD Douglas Matijakovich, MD Douglas Naudie, MD,FRCSC Douglas Osmon, MD Douglas Oyler, PHARMD Douglas Padgett, MD,FAAOS Douglas Thommen, MD Drake Lebrun, MD,MPH Drew Lansdown, MD,FAAOS Drew Stein, MD,FAAOS Druskovich, Kate Dulworth, Alejandra Duncan Ramsey, MD,MPH Duncan Van Nest, BA Duren, Ben Van Duretti Fufa, MD,FAAOS Durga Ghosh, BA Dustin Buller, MD Dustin Randall, BS Dyke, William Dylan Cannon, BS Dylan Lowe, MD Dylan Rakowski, BS Dylon Collins, BS E Paxton, MD,FAAOS E Terhune, MD Eaman Balouch, MD, PhD Ed Marel, FRACS, MBBS Eddie Lo, MD,FAAOS Edgar Garcia-Lopez, MD,MS Edgar Wakelin, PhD Edina Gjonbalaj, BS Edmund Lau, MS Edoardo Bori, MS Edoardo Monaco, MD Eduard Alentorn-Geli, MD,MSc,PhD Eduardo Garcia-Cimbrelo, MD Eduardo García-Rey, MD Edvinas Sipavicius, BS Edward Ebramzadeh, PhD Edward Haupt, MD Edward Hendershot, MD Edward Holt, MD,FAAOS Edward Kelly, MD,MBA,FAAOS Edward Mcdonald, DO Edward McFarland, MD,FAAOS Edward Mojica, BS Edward Mulligan, DPT, ATC Edward Nomoto, MD, FAAOS Edward O'Connor, BA Edward Ray, FACS, MD Edward Rojas, MD Edward Schwarz, PhD Edward Testa, MD Edward Vasarhelyi, MD, MSc, FRCSC Edwin Spencer, MD, FAAOS Edwin Su, MD,FAAOS Eeric Truumees, MD,FAAOS Efi Kazum, MD Efthymiou, Lazaros Ehab Eltouny, MD, MS (ORTH) Ehab Munier Nazzal, MD Ehsan Jazini, MD, FAAOS, FACS Ehsan Sarshari, PhD Eikani, Carlo Eileen Phan, BA Eitan Kohan, MD Ekamjeet Dhillon, MD Ekenedilichukwu Nwakoby, BS Elad Spitzer, MD Elaine Crerar, OT Elaine Schmidt, MS Elan Karlin, BS Elana Gordy, BS Eldib, Hassan Elexis Baral, BS Eli Kamara, MD, FAAOS Eli Levitt, MS Eli w. Bunzel, MD Elianna Fred, BS Elias Melhem, MD,MPH Elie Ghanem, MD,FAAOS Elijah Auch, MD Elizabeth Adsit, MHA Elizabeth Cho, MD Elizabeth Dailey, MD Elizabeth Demers Lavelle, MD Elizabeth Gardner, MD,FAAOS Elizabeth Gausden, MD Elizabeth King, MD Elizabeth Lieberman, MD Elizabeth Lord, MD Elizabeth Marks, MS Ellen Shanley, PhD, PT Elliot Cha, MSc Elliot Sappey-Marinier, MD,PhD Elliott Rebello, BS Elogoodin, Bella Elver Ho, BA Elvire Servien, MD Elyse Berlinberg, BS Elyse Brinkmann, MD Elysee, Jonathan Emanuele Chisari, MD Emelia Sodders, MS Emil Schemitsch, MD,FAAOS Emil Vutescu, MD Emilie Cheung, MD,FAAOS Emilie Williamson, MD Emily Berner, BS Emily Carmody, MD,FAAOS Emily Kraus, MD Emily Leary, PhD Emily Miller, MS Emily Mills, MD Emily Monroe, MD, FAAOS Emily Parker, BA Emily Pflug, MD Emily Schaeffer, PhD Emily Slade, PhD Emily Wagstrom, MD, FAAOS Emily Ying LAI, MSc Emma Dwyer, MD Emma Johnson, BA Emma Turchick, MPH,BS Emmett Cleary, BS Emory Werner, BA Emre Anil Ozbek, MD En Rung Chiang, MD, PhD Enrico Forlenza, MD Eoghan Hurley, PhD,MCH(ORTH)(UK),MBCHB Epure, Laura Eren Kuris, MD Eric Abbenhaus, MD Eric Branch, MD Eric Carson, MD,FAAOS Eric Chang, MD Eric Cohen, MD, FAAOS Eric Crawford, BS Eric Czer, DO Eric Dilbone, MD Eric Edmonds, MD,FAAOS Eric Eisemon, MD,FAAOS Eric Fornari, MD, FAAOS Eric Henderson, MD,FAAOS Eric James Abbenhaus, MD Eric Klineberg, MD,FAAOS Eric Makhni, MD,MBA,FAAOS Eric McCarty, MD,FAAOS Eric Milliron, MD Eric Moghadamian, MD, FAAOS Eric Neufeld, MD Eric Nussbaum, ATC Eric Padegimas, MD Eric Ricchetti, MD,FAAOS Eric Roth, MD Eric Samuelson, MS Eric Sanders, MD Eric Schafer, MD Eric Smith, MD,FAAOS Eric Strauss, MD,FAAOS Eric Swart, MD,FAAOS Eric Tischler, DO,MPH Eric Wagner, MD,FAAOS Erica Grochowski, MPH Erica Richardson, DPT Erica Smearman, MD, PhD Erica Taylor, MD,MBA,FAAOS Erick Marigi, MD Erik Gerlach, MD Erik Holm, BS Erik Kroger, MD, FAAOS Erik Magnusson, MD Erik Mayer, MD Erik Newman, MD Erik Tye, MD Erika Ortega, BS Erika Roddy, MD Erin Alaia, MD Erin Hofer, MD Erin Hsu, PhD Erin Klein, DPM, MS Erin Snyder, BA Erin Wong, BS Ernest Sink, MD, FAAOS Esposito, Leah Estor, Caitlin Ethan Ayres, MD,MPH Ethan Dean, MD Ethan Harlow, MD Ethan Krell, MS,BS Ethan Remily, DO Ethan Sissman, MD Ethan Taira, BS Etienne Belzile, MD Ettore Vulcano, MD Eugene Brabston, MD, FAAOS Eugene Koh, MD, PhD, FAAOS Eugenia Lin, BS Eunjoo Hwang, PhD Evalina L Burger, MD,FAAOS Evan Banks, BS Evan Dooley, BS Evan Dugdale, MD Evan Farina, MD Evan Horowitz, MD Evan Lederman, MD,FAAOS Evan Nigh, MD Evan O'Donnell, MD Evan Peissig, MD Evan Polce, BS Evan Richman, BS Evan Sheha, MD Evan Sheppard, MD Evan Trupia, MD Evan Vellios, MD Evan Zheng, MD Evangelos Tyrpenou, MD Evgeny Melamud, MD Ewout Steyerberg, PhD Eyal Yaacobi, MD Eytan Debbi, MD,PhD Fabbri, Mattia Fabio Marzilli, MD Fabio Orozco, MD,FAAOS Fabio Vita, MD Fahad Alarishi, MD Faisal, Haseeb Falco Hietbrink, MD, PhD Fang Wei Hsu, MD Farah Musharbash, MD Fares Ani, MD Fares Haddad, FRCS Farhan Ahmad, BS Farid Amirouche, PhD Faris Fazal, BS Farzam Vazifehdan, MD Fassil Mesfin, MD, PhD Fazel Khan, MD,FAAOS Federico Girardi, MD,FAAOS Federico Pilla, MD Fehmi, Ziad Fehmi Bruce Berkay, MD Fei Chen, MEd, PhD Feingold, Jacob Feitong Lei, MPH Felasfa Wodajo, MD,FAAOS Fenil Bhatt, BS Ferdinand Von Walden, MD, MSc, PhD Ferdinando Iannotti, MD Ferguson, Jamie Fernando Diaz Dilernia, MD,MSc Fernando Huyke, BS Fernando Quevedo-Gonzalez, PhD Fernando Sanchez, MD,FAAOS Feyikemi Ogunfuwa, BS Fiedler, Anna Figueroa, Ana Filippo Romanelli, DO,MBA Finless, Alexandra Firoz Miyanji, MD Fishlock, Adelle Floor Lambers, PhD Florea, Alexandru Flores, Vianey Florian Grubhofer, MD Florian Schmaranzer, MD Foerster, Jessica Folorunsho Edobor-Osula, MD,FAAOS Fonseca, Raphael Fornander, Lotta Fotios Tjoumakaris, MD,FAAOS Fowler, Marcia Frances Sharpe, MD, FAAOS Francesca Barile, MD Francesca Latini, MD Francesco Chiarlone, MD Francesco Traina, MD,PhD Francis Alberta, MD,FAAOS Francis Lee, MD,PhD,FAAOS Francis Lovecchio, MD Francis Patterson, MD,FAAOS Francis Rosato, MD Francis Sirch, BS Francisco Borja Rufino, MD Francisco Fuster, MD Francisco Javier Monsalve, MMED Francisco Lucio, JD Francisco Piccaluga, MD Francisco Rodriguez Fontan, MD Franco Piscitani, MBA Francois Lintz, MD Frank Cammisa, MD,FAAOS Frank Cautela, MD Frank Chavez, BS Frank Chen, BS Frank Cordasco, MD,FAAOS Frank Ijpma, MD, PhD Frank Liporace, MD,FAAOS Frank Parilla, MD Frank Petrigliano, MD,FAAOS Frank Phillips, MD, FAAOS Frank Schwab, MD Frank Segreto, BS Fraychineaud, Thomas Fred Cushner, MD,FAAOS Frede Frihagen, MD,PhD Frederic Liss, MD, FAAOS Frederick Azar, MD,FAAOS Frederick Matsen, MD, FAAOS Frederick Mun, BA, BS Frederick O'Brien, MD, FAAOS Fredette, Ryan Friedrich Boettner, MD G Huffman, MD,FAAOS G Kaushal, MD G. Li, MD, FAAOS Ga I Ban, PhD Gabriel Bendfeldt, BS Gabriel Bouz, MD Gabriel Burdick, BS Gabriel Joseph, BA Gabriel Larose, MD Gabriel Linden, BA Gabriel Perrone, MD Gabriel Varela-Mattatall, PhD Gabriella Ode, MD Gagan Grewal, MD,MS Gaia Georgopoulos, MD, FAAOS Galen Cummings, DO Gamal Mostafa, FACS, FRCS, MD Gandhi, Alpesh Ganesh Kamath, MD,FAAOS Garay-Morales, Steven Garcia, Jeremie Gareth Ryan, MD Garner Kiw, PHARMD Garnett Murphy, MD,FAAOS Garrett Christensen, MD Garrett Esper, BA Garrett Gordon, DPT,PT Garrett Harada, MD Garrett Jackson, BS Garrett Kearney, BS Garrett Schwarzman, MD Garrhett Via, MD Garvey, Matthew Gary Badger, MS Gary Friedlaender, MD,FAAOS Gaumer, Peyton Gaurav Pranami, PhD Gavan Duffy, MD,FAAOS Gavin Santini Hautala, MD Gayathri Vijayakumar, BS Ge, Jonathan Geers, Katie Geert Van Damme, MD Geertje Govaert, MD, PhD Gele Moloney, MD Genevieve Rollier, CCRP Gennaro Pipino, MD Genualdi, Joseph Geoffrey Abrams, MD,FAAOS Geoffrey Cloud, BA, MSc Geoffrey Phillips, MD,FAAOS Geoffrey Tompkins, MD,FAAOS Geoffrey Westrich, MD,FAAOS George Anderson, BS George Beyer, MD George Borrelli, MD George Chloros, MD George Ducas, BS George Dyer, MD,FAAOS George Graham, BS George Grammatopoulos, DPHIL (OXON),FRCS (Ortho) George Haidukewych, MD,FAAOS George Murrell, MD George Ochenjele, MD,FAAOS Georges Basile, MD Georgios Kotsarinis, MD Gerald Lang, MD,FAAOS Gerald McGwin, MS, PhD Gerald McGwin, PhD Gerald Williams, MD,FAAOS Geraldo Motta, MD,MSc Gerard Chang, MD Gerard Marciano, MD Gerard Slobogean, MD, MPH, FAAOS, FRCSC Gergo Merkely, MD Gerhard Maale, MD, FAAOS Geza Kiss, MD Ghani, Thamana Ghassan Farah, MD,BS Giacalone, Joseph Giancarlo Medina Perez, BA Giles Scuderi, MD,FAAOS Gillian Kane, BS Gillian Soles, MD,FAAOS Gina Mosich, MD Ginger Holt, MD,FAAOS Gino Kerkhoffs, MD, PhD Giorgio Bruni, MD Giorgio Princi, MD Giorgos Michalopoulos, MD Giovanni Sanchez, BSME Giovanni Viroli, MD Gireesh Reddy, MD Girgis, Mina Girshfeld, Sarah Giuseppe Geraci, MD Giuseppe La Cava, MD Glenda Marshall, BS Gloria Coden, MD,BA Goethem, Emmelien Van Goh, Taesik Gohel, Nishant Gokita Tabu, MD Gokul Kalyanasundaram, BS Gonzalez, Jasmine Gonzalez, Roberto Gonzalo García Barreiro, MD Gopal Lalchandani, MD Gottlieb, Rachel Goutham Yalla, BS Grace Plassche, BS Grace Wang, BA Grace Xiong, MD Graeme Hoit, MD Graham Dekeyser, MD Graham Goh, MD Gráinne Cunniffe, PhD Grant Dornan, MSc Grant Duvall, MD Grant Garrigues, MD,FAAOS Grant Jones, MD, FAAOS Grant Nelson, MD Grayson Norris, BS Green, Cynthia Greene, Alexander Greenwell, James Greg Frechette, MD Greg Kazarian, MD Greg Scarola, MS Gregg Klein, MD,FAAOS Gregg Nicandri, MD,FAAOS Gregory Carolan, MD,FAAOS Gregory Cvetanovich, MD,FAAOS Gregory Daubs, MD Gregory Dikos, MD, FAAOS Gregory Gallant, MD,MBA,FAAOS Gregory Galvin, DO Gregory Golladay, MD,FAAOS Gregory Guyton, MD, FAAOS Gregory Hawk, MS Gregory Kirchner, MD, MPH Gregory Kurkis, MD Gregory Lewis, PhD Gregory Maletis, MD,FAAOS Gregory Minutillo, MD,MPH Gregory Mowrer, MD Gregory Mundis, MD,FAAOS Gregory Nelson, MD,FAAOS Gregory Nicholson, MD,FAAOS Gregory Penny, MD Gregory Perrier, BS Gregory Polkowski, MD,MSc,FAAOS Gregory Schmale, MD, FAAOS Gregory Schmidt, MD Gregory Schroeder, MD Gregory Stranges, MD, FRCSC Gregory Strnad, MS Gregory Waryasz, MD, FAAOS Gregory White, MD Griffin Gilmore, BS Group, ANCHOR Study Group, Harms Study Group, International Spine Study Group, Pediatric Spine Study Gu, Yolanda Guanche, Isabella Guangyu He, MS Guido Marra, MD,FAAOS Guillaume Riouallon, MD Guillem Gonzalez-Lomas, MD, FAAOS Guillermo Seratti, MD Guo, Allen Guodong Zeng, PhD Gurpreet Singh, MD, FAAOS Guy Guenthner, BS Guy Paiement, MD,FAAOS Gwendolyn Sowa, MD, PhD Gwo-Chin Lee, MD,FAAOS Hadika Nosheen, MBBS Hai Le, MD Hai Yao, PhD Haig Pakhchanian, BS Hailey Heil, BS Hailey Huddleston, BS Haixiang Liang, MD,MS Hajek, Blake Hakmook Kang, PhD Haley Goble, MHA Haley Huff, BS Haley Smith, MD Halimatu Ingawa, BS Hallab, Nadim Halle Freiman, MD,MS,BA Halstrom, Jared Hamid Ghaednia, PhD Hamid Hassanzadeh, MD,FAAOS Hamid Nessek, BS Hamidreza Jahandar, MS Hamilton, D. Kojo Hamish Simpson, ChB,DMed,FRCS,MA,MB Han, Aijie Han Jo Kim, MD, FAAOS Handa, Makoto Hanna, Gabriel Hanna, John Hanna Pawlowski, BS Hannah Burnette, BS Hannah Damico, BS Hannah Levy, BS Hannan Mullett, FRCS (Ortho) Hans Kreder, MD, MPH, FAAOS, FRCSC Hany Bedair, MD Hanzla Naeem, MBBS Hao-Hua Wu, MD Hardt, Sebastian Hargiss, John Hari Parvataneni, MD,FAAOS Harin Parikh, MD Harold Fogel, MD,FAAOS Harold Moore, BS Harold Rees, MD,FAAOS Harold Salmons, MD Haroon Kisana, MS Harpe-Bates, Jennifer Harrer, Samantha Harris, Shelby Harris Slone, MD,FAAOS Harry Hodgson, MBBS Harry Hothi, MSc,PhD Harry Lightsey, MD Harry Shufflebarger, MD, FAAOS Harsh Patel, BA Harsh Patel, BS Harsh Shah, MPH, MS Harsh Singh, BA Harsh Wadhwa, BS Hasan, Laith Hasan, Sania Hashimoto, Eiko Hassan Beesley, BS Hassan Farooq, BS Hassan Mir, MD,MBA,FAAOS,FACS Hassett, Leslie Havey, Robert Hayden Baker, MD Hayden Joseph, MD Hayley Daniell, MD Hayley Raymond, BA Hayley Sacks, MD Hayman Lui, BS Hazratwala, Kaushik Heath Gould, MD Heather Chubb, MS Heather McLaughlin, PhD Heather Prentice, PhD Heather Vallier, MD,FAAOS Heather Watson, PhD Hee Young Lee, MD Hee-Nee Pang, MBBS, MRCS Heero Hacquebord, ACNP-BC, ATC, BA, BOC, BOCO, BOCP, BS, B Heesoo Han, MD Hemant Pandit, FRCS,FRCS (Ortho) Hendrickx, Laurent Hening Sun, BS Henintsoa Fanjaniaina Andriamifidy, BS Henrik Mattila, MD Henry Ellis, MD,FAAOS Henry Fox, MD Henry Ho, MSc Henry Sagi, MD,FAAOS Henry Seidel, BS Henry Twibell, BS Henzes, Jamie Herbert Cooper, MD,FAAOS Herbert Schwartz, MD,FAAOS Herbosa, Christopher Hermenegildo Cañada-Oya, MD Hernan Prieto, MD Hershey, Maxwell Hershil Patel, BS Hidde Dijkstra, BS Hideaki Nakajima, MD, PhD Hideki Murakami, MD Hideki Sudo, MD Hidenori Matsubara, MD Higuchi, Takashi Hikari Urakawa, MD Hilal Maradit-Kremers, MD,MSc Hilary Campbell, MD Hilary Felice, MD Hillary Garner, MD Hira Shahzad Sardar, MS Hiroaki Kimura, MD, PhD Hiroaki Nakamura, MD Hiroki Nishikawa, MD, PhD Hiroshi Kobayashi, MD, PhD Hirotaka Yonezawa, MMED Hiroyuki Kawashima, MD, PhD Hiroyuki Sugaya, MEd Hiroyuki Tachi, MD Hiroyuki Tsuchiya, MD Hisaki Aiba, MD Ho Bin Kim, BA Ho Jae Lee, MD Hobie Summers, MD, FAAOS Hogan, Jacob Hogan, Will Hollis Potter, DMed Holmes, Kaley Hope Skibicki, DO Hornung, Alexander Hosam Matar, MD,MSc,FRCS (Ortho) Houston Braly, MD,FAAOS Howard An, MD,FAAOS Howard Hillstrom, PhD Howard Routman, DO,FAAOS Howell, Claire Hoxha, Melissa Hsi-Hsien Lin, MD Hsiang-Chieh Hsieh, MD Hsiao Li Ma, MD Hsin-Fang Li, PhD Hsin-Hui Huang, MD, MS, PhD Hu, Jesse Hua Zheng, PhD Huang, Dave Hugh Jones, BS Hugo Rodriguez, DO,MS Hui Zhang, MD Huiyong Zheng, BA, MS, PhD Humaid Al Farii, MD Hung-Kuan Yen, MS Hunt, Darius Hunter Bohon, BS Huntington, Grace Huong Do, MA Huron Meirelles, MD Hwang, Nicole Hyeon Jang Jeong, MD Hyeree Lee, RN Hyo-Jin Lee, MD Hytham Salem, MD Hyugaji, Yoshinori Hyuk Jun Kwon, MD Hyung-Seok Park, MD Hyunkyu Ko, PhD Hyunmin Kim, MD,FAAOS Hyunwoo Kang, MD Håvard Visnes, MD Iain Stevenson, MBCHB,FRCS (Ortho) Ian Clapp, MS Ian Duensing, MD Ian Engler, MD Ian Erkkila, BS Ian Foran, MD Ian Hong, BS Ian Kaye, MD Ian Schroeder, MD Ian Valerio, MD, MS, MBA Iciar Davila Castrodad, MD Ida Gitajn, MD Iehl, Caleb Ignacio Astore, MD Ignacio Garcia Fleury, MD Ignacio Pasqualini, MD Ignacio Tanoira, MD,PhD Ijezie Ikwuezunma, BA,BS Ilan Fleisher, BS Ilan Friedman, MD Ilaria Chiaramonte, MD Ilda Molloy, MD,MS Ilexa Flagstad, MD Ilya Bendich, MD Ilya Voloshin, MD,FAAOS Imin Kao, PhD In Cheul Choi, MD, PhD Ines Lin, MD Ines Rombach, MSc Ingwon Yeo, MD Investigators, HEALTH Investigators, INSITE Investigators, The Unstable Chest Wall RCT Study Ioanna Bolia, MD,PhD,MSc Ioannis Gkiatas, PhD Ipek Eralp, BS, MS Ira Miller, MD, PhD Ira Parsons, MD,FAAOS Ira Zaltz, MD,FAAOS Irfan Ahmed, MD, FAAOS Irfan Khan, ATC Irvin Oh, MD,FAAOS Isaac Betaharon, BS Isaac Perlus, MD,FRCSC Isabel Horton, BS Ishaan Jain, BS Ishaan Swarup, MD,FAAOS Ishan Shah, MD Ishani Sharma, BA,BS Ishaq Ibrahim, MD Islam, Mahee Ismail, Aya Israel, Lauren Ittai Shichman, MD Ivan Bandovic, DO Ivan Cheng, MD,FAAOS Ivan Golub, MD Ivan Kamikovski, MD Ivan Liu, BA Ivan Wong, MD Ivan Ye, BS Iwasaki, Norimasa Izuchukwu Ibe, MD J Coetzee, MD,FAAOS J Craig Morrison, MD,FAAOS J Mason, MD,FAAOS J Reid, MD,FAAOS J Watson, MD,FAAOS J. Alex Thomas, FAANS, MD J. Michael Anderson, BS Jack Choueka, MD,FAAOS Jack Drake, BS Jack Haglin, MD,MS Jack Zhou, MD Jaclyn Jankowski, DO Jacob Adkins, BA Jacob Bettencourt, BS Jacob Drew, MD, FAAOS Jacob Elkins, PhD Jacob Hawkins, MD Jacob Haynes, MD Jacob Henrichsen, MD Jacob Howard, BS Jacob Jo, BA Jacob Kalkman, BS Jacob Kirsch, MD Jacob Modest, MD Jacob Oeding, MS Jacob Opalinski, BS Jacob Schultz, MD,BA Jacob Schulz, MD, FAAOS Jacob Sellon, MD Jacob Triplet, DO Jacob Ty Zalewski, MD Jacob Waldron, DO Jacob Wilson, MD Jacob Wood, BS Jacob Zeitlin, BA Jacobien Oosterhoff, MD Jacqueline Addona, BS Jacqueline Bader, MS Jacqueline Li, BA Jacquelyn Dunahoe, MD Jacquelyn Fritz, BS Jacquelyn Marsh, MSc, PhD Jacques Hacquebord, MD,FAAOS Jad Bou Monsef, MD Jade Owens, BS Jadie DeTolla, MD Jae Jun Nam, MD Jae-Jung Kim, MD Jaehon Kim, MD,FAAOS Jaeman Kwak, MD,PhD Jaewon Yang, MD Jaeyoung Kim, MD Jafar Khan, BS Jahan Threeths, BS, DPT Jahangir Asghar, MD Jaimo Ahn, MD,PhD,FAAOS Jake Checketts, DO Jake McDonnell, MBCHB Jamal Al-Asiri, MD,FACS,FRCSC Jamal Fitts, MD James Baker, BA James Balaschak, FACS James Bono, MD,FAAOS James Bowman, MD James Boyle, PA-C James Bradley, MD,FAAOS James Brodell, BA James Browne, MD,FAAOS James Chen, MD James Crutcher, MD,FAAOS James Deal, MD James DeBritz, MD, FAAOS James Dieterich, MD James Dowdell, MD James Ficke, MD,FAAOS,FACS James Fitzsimmons, BS James Fleischli, MD,FAAOS James Foley, MD James Gallagher, BS James Gladstone, MD,FAAOS James Gregory, MD,FAAOS James Guyton, MD,FAAOS James Harkess, MD,FAAOS James Hayden, MD, FAAOS James Higgins, MD James Howard, FRCSC,MD,MSc James Huddleston, MD,FAAOS James Keeney, MD,FAAOS James Kellam, MD,FAAOS,FRCSC James Kelly, MD,FAAOS James Kohler, MD James Layson, DO James Levins, MD James Lin, MD James Lin, MD, MS James MacDonald, MD, FAAOS James McDonald, BS James McIntyre, MD James Mok, MD, FAAOS James Montgomery, BS James Nace, DO,PT,FAAOS James Nairus, MD, FAAOS James Policy, MD, FAAOS James Poyer, MBA, MS James Ross, MD,FAAOS James Sanders, MD,FAAOS James Shaw, MD James Slover, MD,FAAOS James Smith, FRCS (Ortho), MBBS James Stenson, DO James Voos, MD,FAAOS James Wilder, MD James Wittig, MD,FAAOS Jamie Dubberley, MD Jamie Stokes, MSc Jamil Kendall, MD Jamil Soni, MD Jan Duedal Rölfing, MD Jan Fronek, MD,FAAOS Jan Noyez, MB,MBA,MMED Jan Szatkowski, MD, FAAOS Jan Van Meirhaeghe, MD Jan Victor, MD,PhD Jance McGale, MD Jane Brennan, MS Janet Ching-Mei Feng, PhD Janet Walker, MD,FAAOS Janine Molino, MS, PhD Jaquelyn Kakalecik, MD Jared Bookman, MD Jared Hanson, BA Jared Reid, BS Jared Scott, DO Jared Tishelman, MD Jaret Karnuta, MD,MS Jaret Miller, BS Jarret Woodmass, MD Jarrod Brown, BS Jashvant Poeran, MD,PhD Jasmine Brite, BS Jason Bariteau, MD,FAAOS Jason Blevins, MD Jason Bryman, MD Jason Cheung, MBBS Jason Davis, MD,FAAOS Jason Ho, MD Jason Hsu, MD,FAAOS Jason Ina, MD Jason Jennings, MD,FAAOS Jason Kim, BS Jason Koerner, MD Jason Koh, MD,MBA,FAAOS Jason Lipof, MD Jason Meldau, MD Jason Nascone, MD, FAAOS Jason Old, MD Jason Scalise, MD,FAAOS Jason Strelzow, MD, FAAOS Jason Wong, MD Jason Zlotnicki, MD Jasper Prijs, BS Jassim Alsaei, MD Javad Parvizi, MD,FAAOS,FRCS Javier Dejesus Lugo, BS Jay Keener, MD,FAAOS Jay Levin, MD Jay Lieberman, MD,FAAOS Jay Moran, BS Jay Patel, BS Jay Patel, MD Jay Toor, MD Jay Wunder, MD Jaydeep Choudhury, MD Jaydeep Dhillon, BS Jaydev Mistry, MD Jayesh Gupta, BS Jayme Koltsov, PhD Jaymeson Arthur, MD Jaysson Brooks, MD Jazmone Kelly, MS Jean Fleuriscar, BS Jean Goubau, MD, PhD Jean Yves Lazennec, MD Jean-David Werthel, MD Jean-Marie Berger, MBA Jean-yves Jenny, MD Jeanine Gargiulo, PA-C Jeansol Kang, MD Jeff Foote, MD, MSc Jeff Muir, DC,MSc Jeff Silber, MD,FAAOS Jefferson Murphree, MD Jeffery Shroff, MD Jeffrey Baker, DPM Jeffrey Bellinger, BS Jeffrey Chen, MD Jeffrey Frandsen, MD Jeffrey Geller, MD, FAAOS Jeffrey Gum, MD,FAAOS Jeffrey Hassebrock, MD Jeffrey Henstenburg, MD Jeffrey Hill, MD Jeffrey Hills, MD Jeffrey Lee, BS Jeffrey Lu, MD Jeffrey Lynch, DO Jeffrey Murphy, BS, MS Jeffrey Nepple, MD,FAAOS Jeffrey O'Donnell, MD Jeffrey Okewunmi, BS Jeffrey Olson, MD Jeffrey Rihn, MD, FAAOS Jeffrey Schwartz, MD,FAAOS,FACS Jeffrey Seybold, MD,FAAOS Jeffrey Shi, BA Jeffrey Spang, MD, FAAOS Jeffrey Stambough, MD,FAAOS Jeffrey Wang, MD,FAAOS Jenna Bernstein, MD Jenna Cheminant, BS Jenna Lansbury, BS Jenna Mandel, BS Jenna Wilson, MD Jenni Tahmassebi, MSc Jennifer Etcheson, MD Jennifer Halpern, MD, FAAOS Jennifer Jonason, PhD Jennifer Kunes, BA Jennifer Mao, MBA Jennifer Nichols, PhD Jennifer Ristic, PA-C Jennifer Schoch, MD Jennifer Shue, MS Jennifer Smith, MD,FAAOS Jennifer Thomson, MD Jennifer Ty, MD,FAAOS Jennifer Walt, MD Jennifer Wang, BS Jennifer Weiss, MD,FAAOS Jennifer Wolf, MD, FAAOS Jennifer Wright, MS Jenny Wagner, MPH Jeon, Saewha Jeongeun Cho, BA Jerald Westberg, BA Jeremiah Ling, BS Jeremie Larouche, FRCSC, MD, MSc Jeremy Adler, MD Jeremy Frederick, MD Jeremy Gililland, MD,FAAOS Jeremy Loloi, MD Jeremy Policht, BS Jeremy Shaw, MD,MS Jeremy Smith, MD,FAAOS Jeremy Steinberger, MD Jeremy Thompson, MD Jeremy White, MD, FAAOS Jerry Arraut, BS Jerry Du, MD Jerry Huang, MD,FAAOS Jerry Wang, BS Jesper Kraus-Schmitz, MD,PhD Jess Lonner, MD,FAAOS Jesse Doty, MD,FAAOS Jesse Galina, BS Jesse Jupiter, MD,FAAOS Jesse Otero, MD, FAAOS Jesse Seilern Und Aspang, MD Jessell Owens, MD Jessi Fore, BA Jessica Churchill, MD Jessica Downes, MD,FAAOS Jessica Goetz, PhD Jessica Hanley, MD Jessica Hawken, MD Jessica Seidelman, MD Jessyca Ray, BS Jesus Villa, MD Jetha Tallapaneni, MD Jey Thiruma, BS Jhillika Patel, MS Ji Hoon Bahk, MD Jian Han, MD Jie Chen, MD Jie Ma, BS Jie Yao, MD Jihad Abouali, MD Jikhyon Han, PhD Jill Corlette, ATC, MS Jill Erickson, PA-C Jill Larson, MD Jillian Glasser, BA Jim Nevelos, PhD Jim Pierrepont, PhD Jimmy Chan, MD Jin, Yuxuan Jin Tong Du, BS Jing Heah, MBCHB Jinjin Ma, PhD Jitendra Balakumar, MD, FRACS Jiun Kim, MD Jiyoung Yoon, MD JJ Verlaan, MD, PhD Joanna Baawa-Ameyaw, MBBS, MRCS Joanna Langner, MS,BS Joanna Shechtel, MD Joaquin Sanchez-Sotelo, MD,FAAOS Job Doornberg, MD,PhD Jobe Shatrov, MBBS Jocelyn Wittstein, MD,FAAOS Joel Lerman, MD,FAAOS Joel Thomas, BS Joel Wells, MD,MPH Joel Williams, MD Joel-Amir Moktar, MD Johan Forslund, MD Johan Lyth, PhD Johann Henckel, MD Johannes Plate, MD,PhD John Andrawis, MD John Antoniou, MD,PhD,FAAOS,FRCSC John Bendo, MD, FAAOS John Block, MD John Broderick, MD,FAAOS John Buchan, MD John Burke, BS John Capo, MD, FAAOS John Christoforetti, MD, FAAOS John Clohisy, MD,FAAOS John Crockarell, MD, FAAOS John Crues, MD John Dankert, MD John Davison, MPH John Dunn, MD John Elfar, MD,FAAOS John Esposito, MD John Femino, MD,FAAOS John Fernandez, MD, FAAOS John Fisher, MBA, MD John Garlich, MD John Gibbons, BA John Goldblatt, MD,FAAOS John Gorczyca, MD,FAAOS John Grant, MD,PhD,FAAOS,FRCSC John Heifner, MD John Herzenberg, MD,FAAOS John Hipp, PhD John Horneff, MD,FAAOS John Hurt, BS John Itamura, MD,FAAOS John Kennedy, MD John Ketz, MD, FAAOS John Konicek, BS John Kuhn, MD,FAAOS John Levinson, BA John Machin, FRCS John Martin, MD John Matthews, MD John McGlothlin, BA John McLaughlin, DO John Morellato, MBBS John Neilson, MD,FAAOS John Ready, MD,FAAOS John Reuter, MS John Rezkalla, BA, MS John Salvo, MD,FAAOS John Scanaliato, MD John Schlechter, DO,FAAOS John Scolaro, MD,FAAOS,MA John Shields, MD,FAAOS John Shin, MD John Skinner, FRCS John Sperling, MD,MBA,FAAOS John Steele, MD John Steubs, MD, FAAOS John Theodoropoulos, MD, FRCSC, MSc John Tokish, MD,FAAOS John Tuttle, MD,FAAOS John Varriano, BA John Vorhies, MD,FAAOS John Weldy, MD John Wickman, MD,MBA John Wixted, MD, FAAOS John Yingling, DO John Zhang, MBBS John-Paul Rue, MD, FAAOS Johnathan Fife, BS Johnathan Lex, MD Johnathon McCormick, MD Johnny Rayes, MD Jon Berguson, MD Jon Raso, BS Jon-Paul DiMauro, MD, FAAOS Jona Kerluku, BS Jonah Hebert-Davies, MD,FAAOS Jonas Matzon, MD,FAAOS Jonatan Nåtman, MSc Jonathan Barlow, MD,MS,FAAOS Jonathan Bartolomei, MS Jonathan Bourget-Murray, MD,FRCSC Jonathan Bravman, MD, FAAOS Jonathan Cook, PhD Jonathan Day, MD Jonathan Dickens, MD,FAAOS Jonathan Dyke, PhD Jonathan Glenday, PhD Jonathan Gold, BS, MA, MBA Jonathan Grabau, MD Jonathan Grauer, MD,FAAOS Jonathan Greenleaf, MD, FAAOS Jonathan Guevara, MD Jonathan Guntin, MD Jonathan H Phillips, MD, FAAOS Jonathan Haskel, MD Jonathan Hughes, MD Jonathan Lans, MD,PhD Jonathan Levy, MD,FAAOS Jonathan Markowitz, MD Jonathan Marsh, MD Jonathan McAnulty, DVM, PhD Jonathan McLaughlin, MS,PA-C Jonathan Miles, BS, MS Jonathan Packer, MD,FAAOS Jonathan Pire, MD Jonathan Pribaz, MD Jonathan Quade, MD, FAAOS Jonathan Rubin, BS Jonathan Salandra, DO Jonathan Samet, MD Jonathan Samuels, MD Jonathan Savakus, MD Jonathan Schaffer, MD,FAAOS Jonathan Schneider, DO Jonathan Shaw, MD Jonathan Sliepen, BS Jonathan Steckbeck, MBA, PhD Jonathan Stevenson, FRCS (Ortho), MBCHB Jonathan Vigdorchik, MD,FAAOS Jonathan Warren, BS Jonathan White, BS, FRCS, MBBS Jonathan Wright, MD Jonathan Yu, BS Jong Ho Kim, MD Jong Woong Park, MD,PhD Jong-Keun Seon, MD Joo Han Oh, MD Joo-Hyoun Song, MD, PhD Joon Chung, BS Joon Lee, MD,FAAOS Jordan Ankersen, BS Jordan Brand, MD Jordan Broberg, BS Jordan Cohen, MD Jordan Fried, BA Jordan Holler, MPH,BS Jordan Liles, MD Jordan Murphy, MD Jordan Pizzarro, BS Jordan Pollock, BS Jordan Safran, BS Jordan Simpson, MD,FAAOS Jorg Schilcher, MD,PhD Jorge Chahla, MD,PhD Jorge Figueras, BS Jorge Manrique, MD Jorge Rojas, MD,MSc Jorge Rojas Lievano, MD,MSc Jorge Walker, MS Jose Antonio Canseco, MD,PhD Jose Garcia, BS Jose Leal, DPHIL (OXON) Jose Oñativia, MD José Pécora, MD Jose Rodriguez, MD,FAAOS Jose Vega, BA, MA Jose Zermeño, BS Josef Eichinger, MD,FAAOS Josef Jolissaint, MD Joseph Abboud, MD,FAAOS Joseph Barbera, MD Joseph Benevenia, MD,FAAOS Joseph Bengart, BS Joseph Bestic, MD Joseph Bosco, MD,FAAOS Joseph Brinkman, MD Joseph Brutico, BS Joseph Buck, MD Joseph Buckwalter, MD,FAAOS Joseph Butler, FRCS Joseph Cohen, MD Joseph Daniel, DO,FAAOS Joseph Dynako, MD Joseph Elphingstone, MD Joseph Elsissy, MD Joseph Featherall, MD Joseph Files, BS Joseph Gibian, MD Joseph Gil, MD Joseph Gondusky, MD,FAAOS Joseph Hsu, MD,FAAOS Joseph Iannotti, MD,PhD,FAAOS Joseph Ippolito, MD Joseph Johnson, MD, FAAOS Joseph Kahan, MD,MPH Joseph Kavolus, MD Joseph Khoury, MD,FAAOS Joseph King, MD,FAAOS Joseph Koressel, MD Joseph Lamplot, MD Joseph Lane, MD,FAAOS Joseph Larwa, MD Joseph Lee, MD Joseph Lipman, MS Joseph Liu, MD,FAAOS Joseph Lombardi, MD Joseph Lowe, MD Joseph Manzi, BS Joseph Munn, MSc Joseph Nessler, MD Joseph Nguyen, MPH Joseph Osorio, MD, PhD Joseph Palmer, DO Joseph Petfield, MD,FAAOS Joseph Robin, MD Joseph Ruzbarsky, MD Joseph Schwab, MD,FAAOS Joseph Scollan, MD Joseph Serino, MD Joseph Sliepka, MD Joseph Statz, MD Joseph Styron, MD, PhD, FAAOS Joseph Weiner, MD Joseph Zavatsky, MD Joseph Zuckerman, MD, FAAOS Josh Levine, BA Josh Van Wyngaarden, DPT,PhD,PT Josh Weissman, BA Joshua Abzug, MD,FAAOS Joshua Anderson, MD Joshua Bell, MD Joshua Bender, BS Joshua Bingham, MD Joshua Campbell, MD Joshua Castle, MD Joshua Chang, BSME Joshua Demb, MPH, PhD Joshua Dines, MD,FAAOS Joshua Eisenberg, MD Joshua Everhart, MD,MPH Joshua Gary, MD,FAAOS Joshua Harmer, MD Joshua Harris, MD,FAAOS Joshua Hattaway, DO Joshua Hollman, BA Joshua Hustedt, MD Joshua Jacobs, MD,FAAOS Joshua Johnson, MS, PhD Joshua Kaiser, BS Joshua Klatt, MD,FAAOS Joshua Labott, MD Joshua Lawrenz, MD Joshua Meade, BS Joshua Murphy, MD, FAAOS Joshua Napora, MD,FAAOS Joshua Ovadia, BS Joshua Pahys, MD,FAAOS Joshua Parry, MD Joshua Patt, MD,FAAOS Joshua Polster, MD Joshua Proal, BS Joshua Rozell, MD Joshua Speirs, MD Joshua Treloar, MD,MBA Joshua Wright-Chisem, MD Joshua Xu, BS, MD Joshua Yuan, BA Josie Elwell, PhD Joslyn, Nichole Jou Hua Wang, MD Jouffroy, Pomme Joyce, Myles Joyce Koh, MD Juan Barajas-Malo, BS Juan Carlos Hernandez, MD Juan Moreno Rivelles, MD Juan Rodriguez Olaverri, MD,PhD Juan Uribe, MD Judith Baumhauer, MD,MPH,FAAOS Judith Siegel, MD,FAAOS Judy Wu, BS Juhayer Alam, BS Juhyung An, BA Julia Becker, MSPH Julia Katarincic, MD,FAAOS Julia Lee, MD, FAAOS Julia Sanders, MD,FAAOS Julia Stone, BS Julian Lugo-Pico, MD Julian Sonnenfeld, MD Julian Wolfson, BS, PhD Juliana Lebowitz, BA, MS Julianne Forlizzi, MD Julianne Sefko, MPH Julie Agel, ATC Julie Bishop, MD,FAAOS Julie Freischlag, MD Julien Trevare, MD Julien Wegrzyn, MD,PhD Julio Castillo Tafur, BA,BS Julio Jauregui, MD Julio Masquijo, MD Julius Bishop, MD,FAAOS Jun Kim, MD Jung, Amaury Jung Gon Kim, MD Jung Lee, MD Jung Mok, MD Jung Yoo, MD Jungho Back, PhD Junho Song, BS Junichi Nakamura, MD Junichi Yamada, MD,PhD Junsuke Nakase, MD Juntian Wang, MD Juri Kartus, MD Justice Sanders, BA Justin Arner, MD Justin Brown, MD Justin Buce, BS Justin Chang, MD Justin Deen, MD,FAAOS Justin Drager, MD Justin Griffin, MD,FAAOS Justin Haller, MD,FAAOS Justin Hellwinkel, MD,MSc Justin Hicks, MD Justin Jabara, MD Justin Kuether, MD Justin Kyhos, MD Justin Magnuson, MD Justin Makovicka, MD Justin Mathew, MD Justin Miller, DO Justin Mirza, DO, FAAOS Justin Moo Young, MD Justin Rabinowitz, MD Justin Rennard, MD Justin Scheer, MD Justin Smith, MD Justin Tang, BS Justin Tiao, BS Justin Toma, MD,BS Justin Turcotte, PhD,MBA Justin Wagler, BS Justin Walsh, BS Justin Zhu, BA K John Wagner, BS K Strenge, MD,FAAOS K. Keely Boyle, MD Kade Mcquivey, MD Kahat, David Kaitlyn Christmas, BS,CCRP Kali Tileston, MD,FAAOS Kalle Chastain, MS Kamijo, Hideki Kamil Amer, MD Kang, Anna Kang Woo Kim, BA Kanu Okike, MD,MPH,FAAOS Kanu Shimokawa, MD Kanwaljit Gill, MD, FAAOS Kaoru Tada, MD Kapadia, Milan Karan Goswami, MD Karan Patel, MD Kareem Kebaish, MD Kareme Alder, MD Karen Briggs, MBA, MPH Karen Noh, BS Karen Pipkin, MS,BSN,ACNP-BC,FNP-C Karen Steger-May, MD Karen Wu, MD,FAAOS Karikis, Ioannis Karim Shafi, MD Karin Payne, PhD Karina Lenartowicz, BS Karina Oganezova, BS Karl Koenig, MD,MS,FAAOS Karl Roberts, MD,FAAOS,FAORTHA Karl Wieser, MD Karnmanee Srisanguan, BA Kartik Varadarajan, PhD,MS Kasra Araghi, BS Kassandra Blanchard, MA Katelyn Hergott, MPH Katelyn Paulsen, BA Katharine Harper, MD Katherine Andrade, MPH Katherine Ashe, PA-C Katherine Binzel, PhD Katherine Connors, MD Katherine Hajdu, BS Katherine Hastings, MPH Katherine Hegermiller, BA, BS Katherine Joseph, MPH Katherine Lygrisse, MD Katherine Mallett, MD Katherine McGurk, MD Katherine Pierce, BS Katherine Rizzone, MD, MPH Katherine Vadasdi, MD,FAAOS Katherine Velicki, MD Katheryne Downes, PhD Kathleen Balestracci, PhD Kathleen Beebe, MD,FAAOS Kathleen Derwin, PhD Kathleen Harwood, BA Kathleen Maguire, MD Kathleen Tam, MPH Kathryn Dwight, MD Kathryn Gallaway, BA Kathryn Royse, PhD,MPH,MSPH Kathryn Schabel, MD,FAAOS,FAORTHA KATHY LIU, BS Katie Glasgow, BS Katie Sypher, MBA Katie Yensen, MD Katsuhiro Hayashi, MD Katsuhisa Yamada, MD Katya Strage, MD Kaveh Momenzadeh, MD Kawan Rakhra, MD Kayla Basedow, BS Kazuki Asai, MD Kazumasa Takayama, MD Kazuya Shinmura, MD Keenan Onodera, MD Kei Ando, MD Keisuke Matsuki, MD Keith Baumgarten, MD,FAAOS Keith Berend, MD,FAAOS Keith Diamond, MD Keith Fehring, MD Keith Jackson, MD Keith Whitlock, MD Kelechi Okoroha, MD Keller, Rachel Kellie Middleton, MD, MPH Kelly Adler, ATC, MEd Kelly Boutelle, BS Kelly Chandler, BS Kelly Edwards, BS Kelly Foley, PhD Kelly Kilcoyne, MD Kelly Moore, BS Kelly Tomasevich, BA Kelsey Wise, MD Kelsey Young, MD Kelvin Brockbank, ACNP-BC, ATC, BA, BOC, BOCO, BOCP, BS, B Ken Ueoka, MD Kendahl Wallis-Lang, BA Kendall Derry, BS Keng Lee, MBCHB Kenji Takahashi, MD, PhD Kennard, Nicole Kennedy, Kevin Kenneth Blank, PhD,MHA,MS Kenneth Cameron, PhD Kenneth Egol, MD Kenneth Egol, MD,FAAOS Kenneth Gundle, MD,FAAOS Kenneth Illingworth, MD Kenneth Lin, MD Kenneth Mathis, MD,FAAOS Kenneth Powell, MD,FAAOS Kenneth Rogers, PhD Kenneth Shaw, DO,FAAOS Kenneth Urish, MD,PhD,FAAOS Kenneth Weeks, MD Kenoma Anighoro, MD,MBA Kensuke Yoshino, MD,PhD Kent Yamaguchi, MD Kenta Inagaki, MD Kenta Takatsuji, MD Kentaro Igarashi, MD,PhD Kenton Kaufman, PhD Kenworthy, Louise Kepler Carvalho, MD Kern Singh, MD,FAAOS Kerri-Anne Ciesielka, MPH Kerzner, Benjamin Kethy Jules-Elysee, MD Kevin Boldt, PhD Kevin Bonner, MD,FAAOS Kevin Bozic, MD,MBA,FAAOS Kevin Chen, BA Kevin Chen, MD Kevin Cho, BS Kevin Credille, BS, MS Kevin Cronin, MD Kevin Dibbern, MS,PhD Kevin DiSilvestro, MD Kevin Farley, MD,MS Kevin Farmer, MD,FAAOS Kevin Freedman, MD,FAAOS Kevin Fricka, MD,FAAOS Kevin Hao, BS Kevin Hardt, MD, FAAOS Kevin Huang, MS Kevin Jacob, BS Kevin Jurgensmeier, MD Kevin Kaplan, MD, FAAOS Kevin Khoo, MD Kevin Kohut, MD Kevin Lee, BS Kevin Lutsky, MD,FAAOS Kevin Martin, DO,FAAOS Kevin McKay, MD,BS Kevin Mo, MHA Kevin Moattari, BS Kevin Neal, MD,MBA,FAAOS Kevin Ong, PhD Kevin Orellana, BS Kevin Pirruccio, MD Kevin Plancher, MD,MPH,FAAOS Kevin Raskin, MD,FAAOS Kevin Renfree, MD, FAAOS Kevin Rezzadeh, BA Kevin Shea, MD,FAAOS Kevin Sheehan, MD Kevin Shrake, BS Kevin Tran, MD Kevin Wang, BA Kevin Wang, MD Kevin West, MD Kevin Zhu, BS Khai Cheong Wong, MBCHB Khaled Kebaish, MD,FAAOS Khaled Saleh, MD,MHA,MPH,MSc,FAAOS,FRCSC Khalid Al-Hourani, MD Khalid Hesham, MD Khan, Shahrukh Kiara Paramjothy, MBCHB Kiehl, Daniel Kielan Wilson, MSc Kiera Lunn, BS Kierski, Patricia Kim, Billy Kim, Hyong Suk Kim, Nathaniel Kim, Samuel Kimberley Pollag, RN Kimberley Samkoe, PhD Kimberly Ashayeri, MD Kimberly Binsfeld, MS Kimberly Brothers, PhD Kimberly Roesler, BS King, Domjnic Kinjal Vasavada, BA Kipling Sharpe, MD,FAAOS Kirby Hitt, MD,FAAOS Kirk, Lauren Kirk Campbell, MD,FAAOS Kirkham Wood, MD,FAAOS Kirsi Oldenburg, BS Kirsten Ecklund, MD Kirsten Miller, BSME Kirsten Poehling-Monaghan, MD, FAAOS Kishore Mulpuri, MS,MBBS Kiya Shazadeh Safavi, BS Klane White, MD,MSc,FAAOS Klaus Siebenrock, MD Koch, John Koen Mermuys, MD Koen Oude Nijhuis, BS Koh, Nathaniel Koh Shimizu, MD Koji Akeda, MD,PhD Koji Kato, PhD Koki Uno, MD, PhD Kolawole Jegede, MD Korhonen, Casey Kostas Economopoulos, MD,FAAOS Kouami Amakoutou, MD Kovach, Stephen Kowalewski, Kyle Krishna Vangipuram Suresh, BS Kristen Barton, MD Kristen Herbst, DO,FAAOS Kristen Manto, PhD Kristen Radcliff, MD Kristin Fruth, BS Kristin Livingston, MD,FAAOS Kristin Yu, BA Kristina Andersen, BSN Kristine Kocjan, MD Kristofer Jones, MD,FAAOS Kristy Weber, MD,FAAOS Krol, Oscar Krumins, Ryan Krystin Hidden, MD Kshitij Manchanda, MD Kuanjung Chen, MD Kukadia, Saanchi Kulm, Scott Kun-Hui Chen, MD Kunaal Kacker, MD Kunal Singhal, PhD, PT Kunatum Prasidthrathsint, MD Kung, Justin Kunhui Chen, MD Kunj Pareshkumar Patel, MS Kuo, Andy Kurt Moskovitz, BA Kurt Spindler, MD,FAAOS Kurtis Carlock, MD Kush Shah, BA Kwan Park, MD Kwangho Chung, MD Kwon, Hyuk-Kwon Kyaw Sint, PhD,MPH Kyle Adams, BS Kyle Alpaugh, MD Kyle Cichos, BS Kyle Duchman, MD Kyle Eberlin, MD Kyle Geiger, MD Kyle Jeray, MD,FAAOS Kyle Judd, MD, FAAOS Kyle Kunze, MD Kyle Martin, MD,FRCSC Kyle Morse, MD Kyle Mullen, MPH Kyle Paul, BS Kyle Plusch, BA Kyle Wagner, BS Kylen Soriano, BS Kylynn Kane, ATC Lacee Collins, BS Laila Khoury, BS Laith Hasan, BS Laith Jazrawi, MD,FAAOS Lakshmanan Sivasundaram, MD Lambert Li, BA Lan, Lucy Lance LeClere, MD,FAAOS Landa-Galindez, Amalia Lane Bailey, PhD,PT Langan Smith, BS Lanre-Amos, Tomi Lara Passfall, BS Lara Shefelbine MD, MD Larry Baddour, MD Lars Engebretsen, MD Lars Rostgard-Christensen, MD Larysa Hlukha, MBBS Lasse Rämö, MD,PhD Lasun Oladeji, MD,MS Lasya Rangavajjula, BS Lau, Emily Laura Certain, MD, PhD Laura Graham, MPH, PhD Laura Huston, MS Laura Kleeblad, MD Laura Krivicich, BS Laura Ramponi, MD Laurel Blakemore, MD,FAAOS Lauren Dittman, MD Lauren Gillinov, BS Lauren Grobaty, BA Lauren Hsue, BS Lauren Huang, BA Lauren Jonah, BS, MSc Lauren Nelson, MD Lauren Nowak, PhD,MSc Lauren Shapiro, MD,MS Lauren Tatman, MD Lauren Wilder, MS Lauryn Brown, BA Lavan Rajan, BA Laviel Fernandez, MD Lawal Abbas Labaran, MD Lawande, Ashwin Lawrence Goodnough, MD Lawrence Gulotta, MD,FAAOS Lawrence Haber, MD, FAAOS Lawrence Karlin, MD, FAAOS Lawrence Lenke, MD, FAAOS Lawrence Lin, MD Lawrence Wengle, MD Lawson, Taylor Laycock, Phillip Layla Tarricone, BS Leah Carreon, MD Leah Gonzalez, MD Leanne Ludwick, BS Lee, Ji-Hye Lee, Martin Lee Haruno, MD Lee Jeys, FRCS Lee Leddy, MD,FAAOS Lee Rubin, MD,FAAOS Lee Sasala, MD Lee Zuckerman, MD,FAAOS Lefko Charalambous, MBA Lei Hsiung, MSc Leighann Panico, DO,MPH Lennart Von Fritsch, MD Leo Luo, MD Leon, Carlos Leonard Buller, MD Leonard Walter, FAORTHA Leonardi, Claudia Leonardo Albertini Sanchez, BA Leonardo Tassinari, MD Leonor, Thiago Leslie Melo, BA Letitia Bradford, MD,FAAOS,FACS Lewis Zirkle, MD, FAAOS Liam Butler, BS Liam Montgomery, BS Libby Mauter, MS, PT Licht, Aron Liimakka, Adriana Lilach Gavish, PhD Lilith Elmore, MS Lillia Steffenson, MD Lily Eaker, BA Lily Wood, MD Liming Li, MSc Lin, Alex Lin, Hannah Lin, Jasmine Lin Feng, MA Linda Kanim, MA Lindsay Andras, MD,FAAOS Lindsay Barrera, MD Lindsay Crawford, MD, FAAOS Lindsay Kim, BA Lindsay Kleeman-Forsthuber, MD Lindsay Kosinski, MD Lindsay Orosz, MSc, PA-C Lindsay Schlichte, MS Lindsey Kahan, BS Linsen Samuel, MD,MBA Linus Lee, BS Lionel Lazaro, MMED Lionel Neyton, MD Lisa Cannada, MD,FAAOS Lisa Cao, MD Lisa Lattanza, MD,FAAOS Lisa Mandl, MD,MPH Lisa Oezel, MD Lisa Phan, BS Lisa Poulton, BS Lisa Su, MD,MS Lisa Suter, MD Liz Paxton, PhD,MA Lizardi, Jaime Pérez Logan Finger, BS Logan Kolakowski, MD Logan Laubach, BS, MS Logan Nye, BS Loh, Jia Yi Loiy Alkhatib, MBBS Lonjon, Nicolas Lopez-Hisijos, Nicolas Loren Black, MD,MBA Loren Breen, BS Loren Tholcke, DO Lorena Bejarano-Pineda, MD Lorenzo Merlini, MD Lorenzo Mosconi, MD Lori Chase, MS Lori Karol, MD,FAAOS Lostetter, Stephen Louis Day, MD Louis Kwong, MD,FAAOS Louise Atadja, BA Louise Strickland, DPHIL (OXON),MSc,RN Loukia Papatheodorou, MD Lowell Weil, DPM Luc Bedard, MD Luca Cavagnaro, MD Luca Rigamonti, MD Lucas Anderson, MD,FAAOS Lucas Buchler, MD Lucas Garcia Reinso, BS, MS Lucas Haase, MD Lucas Marchand, MD Lucas Mayer, MD Lucas Teske, MD Luciano Rossi, MD Lucy Bowers, BS Lue-Yen Tucker, BA Luis Carrazana-Suarez, MD Luis Colon, MD Luis Delgadillo, MD Luis Pulido, MD,FAAOS Luis Ramos Peralta, MS Luis Torres-Gonzalez, BS Lukas Ernstbrunner, MD Lukas Keil, MD Lukas Nystrom, MD,FAAOS,FAORTHA Luke Austin, MD,FAAOS Luke Garbarino, MD Luke Latario, MD Luke Menken, DO Luke Morrey, MD Luke Myhre, MD Luke Oh, MD,FAAOS Luke Spencer-Gardner, MD Luke Troyer, BS Luke Wesemann, BS Luke Zappia, BS Lutul Farrow, MD,FAAOS Lynch, Deirdre Lyndsay Somerville, PhD Lynna Zhong, BA M Bradford Henley, MD,MBA,FAAOS,FACS M. Burhan Janjua, MD M. Giveans, PhD Ma, Gabrielle MaCalus Hogan, MD,MBA,FAAOS Macdonald, David Mackenzie Kelly, MD Mackenzie Roof, MD,MBA Mackenzie Sowers, BS Macnevin, Melanie Madeleine Salesky, BA Madeline McGovern, BS Madeline Rocks, BA Madeline Tiee, MD Madhav Patel, BS Madhuri Gottam, BS Madhusudhan Yakkanti, MD,FAAOS Madison, Cecelia Maeghn Green, RN Mahmoud Khellah, BS Mai Nguyen, MD,FAAOS Maiken Jacobs, MA, OTR/L Majd Marrache, MD Makoto Emori, MD Makoto Endo, MD, PhD Malcolm DeBaun, MD Malin Kristin Meier, MD Malin Meier, MD Mallikarjunappa, Subramanya Sakaleshpura Mallow, Gary Manaf Younis, MD Manan Anjaria, MS Manan Patel, MD Manasa Rao, BS Mandeep Virk, MD,FAAOS Mandell, Jonathan Manickas-Hill, Olivia Manoshi Bhowmik-Stoker, PhD Mansoo Kim, PhD Manuel Moser, MD Manuel Rodriguez-Perez, MD Manuel Villanueva, MD, PhD Mao-Hsu Yen, PhD Mara Schenker, MD,FAAOS Marc Brouillette, PhD Marc Chodos, MD,FAAOS Marc Dyrszka, MD Marc Jacofsky, PhD Marc Lubitz, MD Marc Mihalko, MD, FAAOS Marc Richard, MD,FAAOS Marc Strauss, MD Marc Suchard, MD, PhD Marc Swiontkowski, MD Marc Tompkins, MD,FAAOS Marcel Dupont, BA Marcel Sobrado, MD Marcelo Bonadio, MD Marcelo Siqueira, MD Marcelo Valacco, MD Marci Jones, MD,FAAOS Marcio Cohen, MD Marco Caicedo, PhD Marco Ialuna, MD Marco Manzetti, MD Marco Rizzo, MD,FAAOS Marcus Ford, MD, FAAOS Marcus Sciadini, MD,FAAOS Marcus Shelby, MD Marcy Rosenbaum, PhD Marek Denisiuk, DO Margaret Knack, MS, RN Maria Bozoghlian, MD Maria Bruchmann, MD Maria Dudareva, BA, MBCHB Maria Moralidou, MSc Maria Munsch, MD Mariah Diaz, BS Mariana Roldan, BS Marianne Comeau-Gauthier, MD Mariano Menendez, MD Mariano Prado, MD Marie Hamon, PHARMD Mariel Rickert, MD Marilee Horan, MPH Marilyn Heng, MD,MPH,FAAOS,FRCSC Marina Moguilevitch, MD Marine Coste, BA Mario Hevesi, MD,PhD Marion Burnier, MD Marissa Boettcher, BS Marissa Dearden, MD Marissa Reeves, MHA Marjan Wouthuyzen-Bakker, MD, PhD Mark Abel, MD, FAAOS Mark Brown, MD,PhD,FAAOS Mark Cohen, MD,FAAOS Mark Drakos, MD,FAAOS Mark Figgie, MD,MBA,FAAOS Mark Foreman, MD, FAAOS Mark Frankle, MD,FAAOS Mark Gage, MD Mark Gebhardt, MD, FAAOS Mark Gonzalez, MD,PhD,FAAOS Mark Haft, BS Mark Hake, MD, FAAOS Mark Halstead, DMed Mark Hasenauer, MD Mark Heidenreich, MD Mark Hood, MD Mark Kurapatti, BS Mark Langhans, MD, PhD Mark Lazarus, MD,FAAOS Mark Medley, MD Mark Mighell, MD,FAAOS Mark Miller, PhD Mark Morrey, MD,FAAOS Mark Nazal, MD,MPH Mark Pagnano, MD,FAAOS Mark Plantz, MD Mark Rekant, MD,FAAOS Mark Rodosky, MD,FAAOS Mark Schickendantz, MD,FAAOS Mark Spangehl, MD,FAAOS Mark Wu, MD Mark Youssef, BS Markku Nousiainen, MD Marko Nabergoj, MD Marko Neva, MD Markus Wimmer, PhD Maroun Rizkallah, MD,MSc Marshall James Fairres, MD Marshall Rutherford, MD Marston, Geoffrey Marta Mifsut-Miedes, PhD Martha Brinson, NP Martha Murray, MD,FAAOS Martin Belzunce, PhD Martin Boyer, MD,FAAOS Martin Buttaro, MD Martin Davey, MD, MRCS Martin Koyle, FACS, FRCS, FRCSC, MD, MSc Martin Lind, MD Martin McNally, MD,MBCHB,FRCS,FRCS (Ortho) Martin Roche, MD,FAAOS Martin Thornhill, MBBS, PhD Martin Torriani, MD, MSc Martina Guidetti, PhD Martina Tognini, MSc Martinazzi, Brandon Mary Canty, PhD Mary Carmody, RN Mary Hawn, MD Mary Hennekes, MD Mary Mulcahey, MD,FAAOS Mary Skalitzky, BA Mary Wyers, MD MaryBeth Horodyski, EdD, ATC, LAT Masahiko Haneda, MD,PhD Masahiko Kobayashi, MD, PhD Masahiko Takahata, MD Masashi Taguchi, MD Masataka Minami, MD Mascia, Nicolas Mason, Courtney Mason Uvodich, MD Matheus Schneider, BS Mathew Hamula, MD Mathew Resnick, DO Mathias Bostrom, MD,FAAOS Mathieu Wijffels, MD Matias Sepulveda, MD Matsuta, Masashi Matt McIlrath, BS Matt Vassar, PhD Matteo Guzzini, MD Matthew Abdel, MD,FAAOS Matthew Abola, MD Matthew Alben, BS Matthew Austin, MD, FAAOS Matthew Barnes, BA Matthew Best, MD Matthew Bollier, MD, FAAOS Matthew Budge, MD,FAAOS Matthew Cherches, MD Matthew Chow, MD Matthew Christie, MD Matthew Chung, BA Matthew Cohn, MD Matthew Colman, MD, FAAOS Matthew Crowe, MD Matthew Cunningham, MD, PhD, FAAOS Matthew DeFazio, MD,BS Matthew DiCaprio, MD,FAAOS Matthew Doan, BS Matthew Duenes, MD Matthew Eisenberg, BS Matthew Ellington, MD,FAAOS Matthew Gardner, MD,FAAOS Matthew Gordon, MD Matthew Hartwell, MD Matthew Helm, BA Matthew Hepinstall, MD,FAAOS Matthew Hnatow, MD Matthew Hogue, MD Matthew Houdek, MD,FAAOS Matthew Joseph Hadad, MD Matthew Kavolus, MD Matthew Kim, BA Matthew Kingery, MD Matthew Koff, PhD Matthew Kovoor, BA Matthew Kraeutler, MD Matthew Lawless, MD,FAAOS Matthew Lindsey, MD Matthew Magruder, MD Matthew Meade, DO Matthew Milewski, MD, FAAOS Matthew Miller, MD,FAAOS Matthew Morris, MD Matthew Nasra, MS Matthew Patrick, MD, FAAOS Matthew Posner, MD,FAAOS Matthew Price, MD,FAAOS Matthew Provencher, MD,MBA,FAAOS Matthew Raleigh, MD Matthew Ramsey, MD,FAAOS Matthew Ravosa, PhD Matthew Roberts, MD,FAAOS Matthew Salzler, MD,FAAOS Matthew Sherman, BS Matthew Simhon, MD Matthew Sloan, MD Matthew Smith, MD,FAAOS Matthew Sorensen, DPM Matthew Stein, MD Matthew Teeter, PhD Matthew Urness, BA Matthew Van Engen, BS Matthew Weintraub, BS Matthias Pumberger, MD Matthieu Baert, MD Matthieu Boubat, MSc Matthieu Lalevee, MD Mattias Ahlden, MD Maureen O'Shaughnessy, MD,FAAOS Mauricio Drummond, MD Mauricio Silva, MD, FAAOS Max Davis, MD Max Haffner, MD Max Hamaker, MD Max Hardwick-Morris, BS Max Ribot, BA Maxim Danilevich, MD Maximiliano Ranalletta, MD,PhD Maxwell Alley, MD Maxwell McKay, BS Maxwell Modrak, MD Maxwell Perelgut, BS, MSc May Wu, BA Mayfield, Cory McCauley, Julie McDaniel, Lea McGurk, Kathy McLean, Ryan Meaghan Tranovich, MD Meek, Wendy Megan Anderson, MD,FAAOS Megan Badejo, BS Megan Coffin, BS Megan Conti Mica, MD,FAAOS Meghan Bishop, MD Meghan Cerpa, MPH Meghan Derken, BA Meghana Jami, BS Mehdi Salimy, BS Mehta, Rujuta Mei Chung, MPH, PhD Meir Marmor, MD Meizhen Yao, MS Melina Recarey, BS Melissa Albersheim, MD Melissa Bent, MD Melissa Christino, MD,FAAOS Melissa Orr, BS Melissa Song, BA Melissa Summers, MD Melissa Wright, MD Melodie Metzger, PhD Melvin Helgeson, MD,FAAOS Melvyn Harrington, MD,FAAOS Menachem Meller, MD,PhD,FAAOS Mengers, Sunita Merve Dursun, MD Metrey, Mariette Mia Hagen, MD,FAAOS Micah Hartwell, PhD Micah Nieboer, MD Michael Alaia, MD,FAAOS Michael Amini, MD,FAAOS Michael Archdeacon, MD,FAAOS Michael Ast, MD,FAAOS Michael Aynardi, MD,FAAOS Michael Banffy, MD,FAAOS Michael Barry, BS Michael Bellino, MD,FAAOS Michael Bernazzani, BS Michael Bielski, JD,MS Michael Bloomfield, MD,FAAOS Michael Boin, MD Michael Bolognesi, MD,FAAOS Michael Bosse, MD, FAAOS Michael Busch, MD,FAAOS Michael Buys, MD Michael Chang, MD Michael Charters, MD,FAAOS Michael Christie, MD,FAAOS Michael Ciccotti, MD,FAAOS Michael Crosby, BS Michael Cross, MD,FAAOS Michael Defrance, DO Michael Demarco, MS Michael Dinizo, MD Michael Donohue, MD Michael Doran, MD Michael Dunbar, MD,PhD,FRCSC Michael Ewing, MD Michael Fareri, MD Michael Fice, MD Michael Fox, MD Michael Freehill, MD,FAAOS Michael Gabbard, MD Michael Galetta, BS Michael Gao, BS Michael Gardner, MD,FAAOS Michael Gaudiani, MD Michael Geng, BS Michael Githens, MD, FAAOS Michael Gottschalk, MD,FAAOS Michael Gouzoulis, BS Michael Gutman, BA Michael Hadeed, MD Michael Harris, PhD Michael Hast, PhD Michael Hausman, MD, FAAOS Michael Heckman, MS Michael Heffernan, MD,FAAOS Michael Heffner, MD Michael Held, MD Michael Herrera, BS Michael Hresko, MD,FAAOS Michael Johnson, MD,FAAOS Michael Kelly, MD,FAAOS,FAORTHA Michael Khazzam, MD,FAAOS Michael Kissenberth, MD,FAAOS Michael Knudsen, MD Michael Kucharik, BS Michael Kutzler, MS Michael Laroque, BSME Michael Lee, BA Michael Lee, MD, FAAOS Michael Livesey, MD Michael Maceroli, MD, FAAOS Michael Maloney, MD, FAAOS Michael Markowitz, DO Michael Masini, MD,FAAOS Michael McCarthy, MD,MPH Michael Mchugh, MD Michael McKee, MD,FAAOS,FRCSC Michael McTague, MPH Michael Medvecky, MD, FAAOS Michael Mercier, BA Michael Miller, MS,PA-C Michael Mont, MD,FAAOS Michael Moore, BS Michael Moses, MD Michael Moverman, MD Michael Murphy, MD Michael Nolte, MD Michael Parks, MD,FAAOS Michael Parry, MB, ChB, MD, FRCS (Ortho) Michael Prabhu, BS Michael Raffetto, MD Michael Ralls, MD Michael Rettig, MD,FAAOS Michael Rivlin, MD Michael Saper, DO, ATC Michael Sayegh, MD Michael Schallmo, MD Michael Scheidt, MD Michael Schurr, MD Michael Seward, MD Michael Smolinski, MS,BS Michael Solomon, MD Michael Stauff, MD, FAAOS Michael Steflik, BS Michael Steinhaus, MD Michael Steinmetz, MD Michael Stone, MD Michael Stuart, MD,FAAOS Michael Tanzer, MD,FAAOS,FRCSC Michael Taunton, MD,FAAOS Michael Terry, MD,FAAOS Michael Tseng, MD,FAAOS Michael Valenzuela, BS Michael Vives, MD,FAAOS Michael Vosbikian, MD,FAAOS Michael Vostrejs, MD,FAAOS Michael Weaver, MD, FAAOS, FACS Michael Willey, MD,FAAOS Michael Wolverton, MD Michael Yee, MD Michael Zappa, MS Michael Ziegele, MD Michaela Thomson, BS Michalis Panteli, MD Micheal Raad, MD Michele D'Apuzzo, MD,FAAOS Michelle Arakgi, MD Michelle Gosselin, MD Michelle Kircher, RN Michelle Lawson, MD Michelle McGarry, MD Michelle Qiu, BA Michelle Xiao, BS Michelle Zabat, BA Michiel Bongers, MD Mick Kelly, MD Midhat Patel, MD Miguel Diaz, MS Miho Tanaka, MD,FAAOS Mika Nakada, MD Mikayla McGrath, BS Mike Anderson, MSc Mike Kuhn, BS Mike Proffitt, PhD Mikhail Tretiakov, MD Mila Scheinberg, BS, MS Milan Sandhu, BS Milena Vicente, RN Millican, Christopher Milton Little, MD,FAAOS,FAORTHA Milton Routt, MD Min Jung, MD Minami, Yusuke Minami Yamamura, MD Minchu, Prem Ming Chau Chang, MD Ming Han Lincoln Liow, FRCS (Ortho),MBBS,MMED,MRCS Ming-Chau Chang, MD Ming-Hsiao Hu, MD, PhD Mingqiang Xue, MD Mininder Kocher, MD,MPH,FAAOS Miquel Videla, MD, PhD Miriam Bredella, MD Miriam Dash, MS Miriam Weisberg, MD Mirza Shahid Baig, MD Mitchel Harris, MD,FAAOS Mitchel Obey, MD Mitchell Fourman, MD Mitchell Hallman, MD Mitchell Johnson, BS Mitchell Kai-Sem Ng, MD Mitchell Kennedy, BS Mitchell Messner, MD Mitchell Rohrback, MD Mitchell Sheinkop, MD,FAAOS Mitchell Weiser, MD, FAAOS Mithun Mishu, BA Mitsuhiro Kimura, MD Moatshe, Buru Gilbert Mohamad Bydon, MD Mohamad Harraka, BS Mohamad Shaath, MD Mohamed, Nader Mohamed Awad, MD,MBA Mohamed Elkabbani, MD Mohamed Yousef, MD,PhD Mohammad Abdelaal, MD,MSc Mohammad Azam, BS Mohammad Diab, MD Mohammad El-Sharkawi, MD Mohammad Malik, MD Mohammad Reza Abbasian, MD Mohammad Samim, MD Mohammadali Mojarrad, MD Mohammed Ansari, MBBS, MS Mohan Belthur, FAAOS,MD Mohit Bhandari, MD, FRCSC, PhD Mohit Gilotra, MD,MS,FAAOS Moin Khan, FRCSC, MD, MSc Molly Droege, PHARMD Monessa, Dan Monica Coughlan, MD Monica Payares, MD,FAAOS Monica Shoji, MD Monica Stadecker, MD, MBA Monique Haynes, MPH,BA Montgomery, William Monti Khatod, MD,FAAOS Moody Kwok, MD,FAAOS Moon Jong Chang, MD Moore, Meredith Morad Chughtai, MD Moran, Cullen Morgan, Deni Morgan Angotti, BS Morgan Brown, MS Morgan Rice, BS Moritz Tannast, MD Morris, Randal Morteza Meftah, MD Morven Ross, DPT,PT Mostafa El Dafrawy, MD Motaz AlAqeel, MD Motoya Kobayashi, MD Muhammad Abbas, BS Muhammad Feroze, BS Muhammad Jaffar, MD Muhammad Mirza, MD Muhammad Tariq, MD Muhammad Zohaib Nawaz, MBBS Mullen, Marguerite Mulvin, Conor Munehisa Kito, PhD Munim, Mohammed Munish Gupta, MD,FAAOS Murad Subih, MSc Murdock, Christopher Murillo Adrados, MD Murphy Walters, MD Mustafa Terzi, MD Muturi Muriuki, PhD Muzini, Nur Aqilah Myles Dworkin, MD Nabers, Matthew Nabil Mehta, MD Nacime Mansur, MD Nader Paksima, DO, FAAOS Nadine Javier, BS Nady Hamid, MD,FAAOS Nagahama, Ken Nair, Chaithanya Nair, Pallavi Naji Madi, MD Nakul Narendran, BA Nalin John, BS Nam, Kyung Pyo Nam Hoon Moon, MD Namrata Arya, BS Nana Simpson, MD Nancy Bryant, CCRP Nancy Giunta, PA-C Nancy Miller, MD,FAAOS Nancy Park, BS Nancy Parks, MS Nancy Pleshko, PhD Nancy Shrestha, BA Naoko Kashihara, MD, PhD Naomi Brown, MD Naomi Gadinsky, MD Naoya Hirosawa, MD, PhD Nata Parnes, MD Natalia Martinez Catalan, MD Natalia McIver, MS Natalia Wojnowski, BS Natalie Glass, PhD Natalie Leong, MD,FAAOS Natalie Novak, DPT Natalie Pulido, MS Natasha McKibben, BS Nathan Boes, MD Nathan Callender, MD Nathan Donaldson, DO Nathan Graden, BS Nathan Jia, MD Nathan Lee, MD Nathan Mesko, MD,FAAOS Nathan O'Hara, PhD Nathan Olszewski, MD Nathan Orvets, MD,FAAOS Nathan Rogers, MPH Nathan Smith, BA Nathan Varady, MD,MBA Nathan Verzeaux, BS Nathan Woody, BS Nathanael Heckmann, MD Nathaniel Hinckley, DO Nathaniel Mercer, MS,BA Nathaniel Schaffer, MD,PhD Nattaly Greene, MD Nattapol Tammachote, MD Naveen Jasty, BS Navid Faraji, MD Navin Fernando, MD, FAAOS, FRCSC Navya Dandu, BS Nazarian, Ara Neal Chen, MD,FAAOS Neal Kapoor, MS Neda Gilmartin, MD Neel, Garrett Neel Anand, MD,FAAOS Neel Patel, MD Neel Shah, MD Neel Vidwans, BS Neeraj Patel, MD,MPH Neeraj Vij, BS Neil Binkley, MD Neil Buac, BS Neil Gambhir, BS Neil Kaushal, MD, FAAOS Neil Mohile, MD Neil Patel, BA,BS Neil Patel, MD Neil Pathak, MD Neil Shah, MD,MS Neil Sheth, MD,FAAOS Neil Soehnlen, MD Neill Li, MD Nele Arnout, MD Nelson Merchan, MD Nelson SooHoo, MD,FAAOS Nemandra Sandiford, MSc,FRCS Neo, Masashi Neta Rabin, PhD Newen, Naomi Ngai-Nung Lo, MD Niall Cochrane, MD Niccole Germschied, MSc Niccolò Stefanini, MD Nicholas Andrews, BS Nicholas Arpey, MD Nicholas Bedard, MD Nicholas Bernthal, MD,FAAOS Nicholas Biadasz, PA-C Nicholas Brown, MD,FAAOS Nicholas Cavil, BS Nicholas Colyvas, MD,FAAOS Nicholas Dephillipo, PhD,MBA,ATC,OTC Nicholas Drain, MD Nicholas Frisch, MD,MBA,FAAOS Nicholas Gannon, MD Nicholas Giordano, PhD, RN Nicholas Iannuzzi, MD,FAAOS Nicholas Johnson, MD Nicholas Kummer, BS Nicholas Lanzetta, BS Nicholas Lemme, MD Nicholas Minissale, DO Nicholas Munaretto, MD Nicholas O'Malley, BS Nicholas Pachuda, DPM Nicholas Pagani, MD Nicholas Pilla, MD Nicholas Pitaro, BS Nicholas Post, MD Nicholas Pulos, MD Nicholas Romeo, DO Nicholas Steiner, BS Nicholas Stekas, MD Nicholas Strada, BS Nicholas Trasolini, MD Nicholas Tucker, BS Nicholas Tully, BS Nicholas Waldvogel, BA Nicholas Wardle, MBBS, MRCS, FRCS Nick Bostrom, BA Nick Patel, MD Nickolas Garbis, MD,FAAOS Nicolas Cevallos, BS Nicolas Gerber, PhD Nicolas Lee, MD,FAAOS Nicolas Molho, MD Nicolas Noiseux, MD,MS,FAAOS,FRCSC Nicolas Pascual-Leone, BA Nicolas Piuzzi, MD Nicolas Sapountzis, BS Nicole Agaronnik, BS Nicole Huang, MD Nicole Hung, MD Nicole Liddy, MS Nicole Look, MD Nicole Mottole, BS Nicole Quinlan, MD,MS Nicole Rynecki, MD Nicole Segovia, BS Nicole Stevens, MD Nicole Zubizarreta, MPH Nicoletta Kijak, BS Nidhi Bhatnagar, MD Nihar Shah, MD Nikhil Kasarla, BS Nikhil Mandava, BA Nikhil Verma, MD, FAAOS Nikhil Yedulla, BS Nikolaos Kanakaris, MD, PhD Nilay Patel, MD Niloofar Dehghan, MD,MSc,FAAOS,FRCSC Nils Hailer, MD Nima Saboori, BS Nina Fisher, MD Nina Lightdale-Miric, MD,FAAOS Ninni Sernert, RPT Nipun Sodhi, MD Niraj Parikh, MS Nirav Pandya, MD,FAAOS Nirav Patel, MD,FRCS Nishant Suneja, MD Nishanth Muthusamy, BA Nisheka Vanjani, BS Nissim Ohana, MD Nitchanant Kitcharanant, MD Nithin Reddy, MD,FAAOS Niv Marom, MD Niveditta Ramkumar, MPH Niyathi Prasad, MD,BS Noah Davis, BSME Noah Joseph, MD Noah Kirschner, MD Noah Kuhlmann, MS,BS Noah Quinlan, MD Noah Yaffe, BS Noam Shohat, MD Nobuo Yamamoto, MD Nobuyasu Ochiai, MD,PhD Nobuyuki Yamamoto, MD Noel Akioyamen, MD Noel Carlos, BS, MS Noël Palumbo, MD Noelle Van Rysselberghe, MD Nolan Condron, BS Noriaki Kawakami, MD Noriaki Yokogawa, MD Norimasa Takahashi, MD Norio Yamamoto, MD Norman Chutkan, MD,FAAOS Norris, Zoe Notorgiacomo, Gabrielle Nuelle, Clayton Nyaluma Wagala, MD O'Grady, Jack O'Malley, Sandra Oeding, Jake Ogilvie, Brandon Ohnoutka, Cole Ohta, Yoichi Oke Anakwenze, MD,MBA,FAAOS Olaolu Osunbayo, PhD Olaoluwa Omotowa, BS, MPH Olatunde Badejo, BA Olawale Sogbein, MD,MSc Ole Brink, MD,MPH,PhD Oleg Safir, MD Olga Huk, MD Oliver Hansen, BA Oliver Sax, DO,MS Olivia Blaber, BA Olivia De Araujo, BS Olivia Fleming, PT, DPT Olivia Lee, MD,FAAOS Olivia O'Reilly, MD Olivier Elemento, PhD Olivier Groot, MD Olumuyiwa Idowu, MD Om Patel, MD Omar Almetwali, MBCHB Omar Atassi, MD Omar Hariri, MD Omar Nazir, MD, FAAOS Omar Rahman, MD,MBA Omar Tarawneh, MS Omar Zaki Martini, BS Omer Marom, MD Omer Mei-Dan, MD,FAAOS Omole, Oluwakorede Omri Ayalon, MD Ong-Art Phruetthiphat, MD Onur Karaca, MD Ophelie Lavoie-Gagne, MD Orett Burke, BS Orhun Muratoglu, PhD Ormonde Mahoney, MD,FAAOS Orry Erez, MD,FAAOS Ortega, Marcella Osama Omar, MBCHB Oscar Krol, BA Oscar Mejía, MD Osemwengie Enabulele, MD Oshrit Hoffer, PhD Osman, Mohamed Elmugtba Owen Gantz, MD Owings, Tammy Ozair Meghani, BA P Cook, MD, FAAOS, FRCSC Pablo Castaneda, MD Pablo Slullitel, MD Padam Kumar, BS Pahapill, Richard Paladino, Joseph Pallissery, William Panagiotis Gikas, MBBS Panayiotis Megaloikonomos, MD Pang, Tiffany Pannellini, Tania Panukorn Pinijprapa, MD Paola Ortega, BS Paolo Rigor, MD Parekh, Aarav Parikh, Harsh Parisa Ziarati, MPH Park, Grant Park, Hyungchul Park, Joo-Hyun Park, Suk-Hee Parke Hudson, MD Parker, Kate Parker Cavendish, MD Parker Prusick, MD Parker Rea, BS Parker White, MD Parth Kamdar, BS Pashos, Gail Pasquale Gencarelli, BS Passarelli, Emily Patawut Bovonratwet, MD Patricia Franklin, MD, MBA, MPH Patricia Goedecke, MSc Patricia Miller, MS Patrick Albright, MD Patrick Bergin, MD, FAAOS Patrick Buckley, BS Patrick Cahill, MD,FAAOS Patrick Carry, MS Patrick Connolly, MD,FAAOS Patrick Connor, MD,FAAOS Patrick Cronin, MD Patrick Curtin, MD Patrick Denard, MD,FAAOS Patrick Deprez, MD Patrick Henry, MD Patrick Horst, MD, FAAOS Patrick Kellam, MD Patrick Lam, MD,PhD Patrick Mattern, MD Patrick Mcgregor, MD Patrick Merkel, BS Patrick Mescher, MD Patrick Mixa, MD Patrick Morrissey, MD Patrick Naeger, MD Patrick Smith, MD,FAAOS Patrick Strotman, MD Patrick Szukics, DO Patrick Toy, MD, FAAOS Patrick Wang, MD Patrick Yoon, MD,FAAOS Patrik Suwak, DO Patwardhan, Sandeep Paul, Katlynn Paul Abraham, MD Paul Anderson, MD,FAAOS Paul Beaule, MD,FAAOS,FRCSC Paul Cagle, MD,FAAOS Paul Courtney, MD,FAAOS Paul Duwelius, MD,FAAOS Paul Ghareeb, MD Paul Guirguis, BA Paul Harwood, FRCS (Ortho), MSc Paul Kim, FRCSC Paul King, MD, FAAOS Paul Kuzyk, MD,MSc,FRCSC Paul Lachiewicz, MD,FAAOS Paul Manner, MD,FAAOS Paul Matuszewski, MD,FAAOS Paul Park, MD Paul Perdue, MD,FAAOS Paul Pottinger, MD Paul Rizk, MD Paul Saluan, MD,FAAOS Paul Sethi, MD, FAAOS Paul Shupe, MD,FAAOS Paul Sponseller, MD,FAAOS Paul Stoodley, PhD Paul Talusan, MD,FAAOS Paul Tornetta, MD,FAAOS Paul Walker, BS Paul Werth, PhD,MS,MA Paul Wong, MD,FAAOS Paul-Anthony Hart, BA Paula Abila, BS Paula Dietz, MS Paulo Castaneda, MD Paulos Mengsteab, PhD Paulson, Douglas Payam Sabetian, MD,MSc Paz Inbar, MD Pearl, Adam Pederiva, Davide Pedro Beredjiklian, MD, FAAOS Pedro Giglio, MD Pedro Rullan, MD Pelle Wall, BA Perez, Miguel Pernis, Alessandra Perraut, Gregory Perry Schoenecker, MD,FAAOS Peter Alexander, PhD Peter Apel, MD Peter Brodeur, MA Peter Chalmers, MD,FAAOS Peter Cnudde, MD,PhD Peter Cole, MD,FAAOS Peter Evangelista, MD Peter Fabricant, MD,MPH,FAAOS Peter Ferguson, MD Peter Gabos, MD, FAAOS Peter Giannoudis, MD,BS,MBBS,FACS,FRCS Peter Gold, MD Peter Howard, BS, MD Peter Hsiue, MD Peter Imrey, PhD Peter Johnston, MD,FAAOS Peter Joo, MPH Peter Krause, MD,FAAOS Peter Lapner, MD Peter Lockhart, DDS Peter Luca Digiovanni, BA Peter MacDonald, MD,FAAOS,FRCSC Peter Millett, MD,MSc,FAAOS Peter Mittwede, MD,PhD Peter Monahan, BS Peter Newton, MD,FAAOS Peter Nowotarski, MD,FAAOS Peter Passias, MD, FAAOS Peter Rhee, MD, FAAOS Peter Rose, MD,FAAOS Peter Sanchez, BA Peter Sculco, MD Peter Sharkey, MD,FAAOS Peter Shaughnessy, MD Peter Simon, PhD Peter Sturm, MD,FAAOS Peter Swiatek, MD Peter Torzilli, PhD Peter Tretiakov, BS Peter Twining, BA Peter Zhou, MD Peters Otlans, MD Petros Koutsogiannis, DO Phil Walmsley, FRCS (Ortho) Philip Louie, MD Philip Malloy, MPT, PhD Philip McClure, MD,FAAOS Philip Noble, PhD Philip Wilson, MD,FAAOS Philip Winnock de Grave, MD Philip Wolinsky, MD,FAAOS Philip Yuan, MD,FAAOS Philipp Kriechling, MD Philipp Lanz, MD Philipp Leucht, MD,FAAOS Philipp Moroder, MD Philippe Beauchamp-Chalifour, MD,MSc Philippe Neyret, MD Philippe Valenti, MD Phillip Behrens, MD Phillip Bostian, MD Phillip Grisdela, MD Phillip Lam, MD Phillip McKegg, MS Phillip Mitchell, MD Phinit Phisitkul, MD,MHA,FAAOS Phong Truong, DO Piatt, Eric Pier Francesco Indelli, MD,PhD Pierluigi Antinolfi, MD Pierpoint, Lauren Pierre Laboudie, MD Pierre Tamer, MD Pierre-Henri Flurin, MD Pitocchi, Jonathan Po-Hsin Chou, MD Pogue, Brian Polly Teng, MD Polus, Jennifer Poorani Sekar, MD Poorman, Matthew Porter, Kimberly Pouria Rouzrokh, MD,MPH,MSc Prabhavi Denagamage, BA,BS,ACNP-BC,ATC,BOC,BOCO,BOCP Pradip Ramamurti, MD Pradyumna Gurusamy, MD Prakash, Hans Prakash Gorroochurn, Phd Prakash Jayakumar, MD,PhD Pramod Chinder, dr Pramod Kamalapathy, BA Pranav Khambete, BS Prashant Meshram, MS (ORTH),MBBS Prashant Rajan, MD Prater, Aaron Pratyush Shahi, MS (ORTH),MBBS Preetesh Patel, MD,FAAOS Prem Govindappa, PhD Prem Ramkumar, MD,MBA PREP-IT Investigators, MD Previ, Leonardo Priscilla Chan, MS Priscilla Varghese, MBA,MS,BS Prism Schneider, MD,PhD,FRCSC Puck Van Der Vet, MD Puja Yatham, BS Pujari, Amit Punyawat Apiwatanakul, MD Puri, Simarjeet Qais Naziri, MD,MBA Qi Zhao, MD, PhD Qiang An, MBBS, MPH Qudratullah Qadiri, BS Quincy Cheesman, DO Quinten Dicken, BA R Frank Henn, MD,FAAOS R Meneghini, MD,FAAOS R. Justin Mistovich, MD,MBA,FAAOS R. Sterling Haring, DO, MPH Rachael Martino, BA Rachael Rivard, MPH Rachel Albright, DPM,MPH Rachel Frank, MD,FAAOS Rachel Glein, BS Rachel Goldstein, MD,MPH,FAAOS Rachel Honig, MD Rachel Joujon-Roche, BS Rachel Schilkowsky, MS (ORTH) Rachel Seymour, PhD Rachel Slaven, DPT,PT Rachel Thompson, MD Rachelle Zribi, BA Rae Lan, BS Rafael Sierra, MD,FAAOS Raffaele Borghi, MD Raffaele Iorio, MD Raffaella Alonzo, MD Rahul Goel, MD Rahul Raiker, BS Raisa Masood, MS Raja Kyriakos, MD Raja Rampersaud, FRCSC, MD Raja Sabapathy, FRCS Rajan Sharma, DO Rajesh Malhotra, MS,FACS,FRCS Rajiv Reddy, BS Rajkishen Narayanan, MD Ralph Cook, MD Ram Alluri, MD Ramakanth Yakkanti, MD Ramani Narasimhan, MD Rami Alrabaa, MD Rami Mizher, BS Ramin Sadeghpour, MD Ramin Tabaddor, MD,FAAOS Ramsey Sabbagh, MS Ran Schwarzkopf, MD,FAAOS Rana Ajabnoor, MBBS Rand, Dayton Randall Kreulen, MD Randall Marcus, MD,FAAOS Randhir Mascarenhas, MD Randi Alexander, MPH Randipsingh Bindra, MD,FRACS,FRCS Rao, Arya Raphaele Charest-Morin, MD Rashmi Dwivedi, MD Raul Barco, MD Raul Gosthe, MD, FAAOS Ravi Menon, PhD Raylin Xu, BA Raymond Hah, MD,FAAOS Raymond Hsu, MD,FAAOS Raymond Kenney, MD, FAAOS Raymond Liu, MD,FAAOS Raymond Walls, MD,MBCHB,FRCS (Ortho),MRCS Raymond Wright, MD, FAAOS Reagan Chapman, BS, MS Rebecca Burr, MD Rebecca McGaver, ATC Rebecca Snider, BS Rebecca Teng, BA Rebecca Valderrama, MPH Rebecca Wetzel, BS Reed Ayers, PhD Reedy, Mary Regis O'Keefe, MD,FAAOS Reid Thompson, MD, PhD Renaud Lafage, MS Reshid Berber, MBBS, BSc Rex Lutz, DO Rex Marco, MD, FAAOS Reza Firoozabadi, MD,FAAOS Reza Ojaghi, MD Rezvani, Aryan Rhamee Badr, MD Rhie-Lee, Julia Riccardo Gobbi, MD Rice, Cammie Richard Allen, MD,FAAOS Richard Auran, MD Richard Chang, MPH Richard Chao, BS Richard Danilkowicz, MD Richard Edelson, MD,FAAOS Richard Friedman, MD,FAAOS,FRCSC Richard Hayward, PhD Richard Hostin, MD, FAAOS Richard Hughes, PhD Richard Illgen, MD,FAAOS Richard Iorio, MD,FAAOS Richard Jenkinson, MD Richard Mather, MD,MBA,FAAOS Richard McCalden, MD Richard McLaughlin, MD Richard Michelin, DO Richard Migliori, MD Richard Nauert, MD Richard Nicolay, MD Richard Pectol, BS Richard Puzzitiello, MD Richard Rice, MD Richard Southgate, MD Richard Villar, MD Richard Wawrose, MD Richard Yoon, MD,FAAOS Rick Wright, MD,FAAOS Rikuto Yoshimizu, MD Riley Williams, MD,FAAOS Rishi Chatterji, MD Rishi Trikha, MD Ritvik Janardhanan, MS,MBBS Rivka Ihejirika-Lomedico, MD Rob Rentenaar, MD, PhD Rob Whipple, MBA Robert Barrack, MD,FAAOS Robert Bess, MD,FAAOS Robert Bowers, DO, PhD Robert Boyce, MD,FAAOS Robert Bronstein, MD,FAAOS Robert Brophy, MD,FAAOS Robert Browning, MD Robert Burkhart, BS Robert Burnett, MD Robert Burnham, BA, MA, MD Robert Cho, MD,FAAOS Robert Creighton, MD,FAAOS Robert Dalcortivo, BA Robert Duerr, MD Robert Eason, MS Robert Eastlack, MD,FAAOS Robert Eberle, MS Robert Feibel, MD Robert Frederick, BA Robert Fuller, BA Robert Gallo, MD,MHA,FAAOS Robert Gillespie, MD,FAAOS Robert Gray, MD,FAAOS Robert Hart, MD, FAAOS Robert Hartzler, MD,MS,FAAOS Robert Holmes, MD Robert Hopper, PhD Robert Kay, MD Robert Kelly, BS Robert LaPrade, MD,PhD,FAAOS Robert Magnussen, MD,FAAOS Robert Marx, MD,FAAOS Robert McBride, BA Robert Michaud, MD, MPH Robert Middleton, MA, BM BCh Robert Molloy, MD Robert Molnar, MD Robert Neher, PhD Robert Nugent, DO Robert O'Toole, MD,FAAOS Robert Ostrum, MD,FAAOS Robert Rowe, BA Robert Runner, MD Robert Runyon, MD Robert Sershon, MD Robert Siston, PhD Robert Spinner, MD, FAAOS Robert Tashjian, MD,FAAOS Robert Teasdall, MD, FAAOS Robert Trousdale, MD,FAAOS Robert Turcotte, MD,FRCS (Ortho) Robert Waltz, MD,FAAOS Robert Wessel, MD Robert Westermann, MD Robert Wysocki, MD,FAAOS Robert Yoder, BS Roberto Adani, MD Roberto Gonzalez, BS Roberto Hernandez-Irizarry, MD Roberto Leonardo-Diaz, PhD Roberts, Ally Robin Dunn, MD Robin Kamal, MD,FAAOS Robin Pourzal, PhD Robyn Lipschultz, BA Rochelle Siapno, BS Rocio Crabb, MD Rodney Benner, MD,FAAOS Rodrigo Brandariz, MD Roger Widmann, MD, FAAOS Rohan Gopinath, MD Rohit Dhawan, MSc,MBBS,FRCS (Ortho) Rohit Garg, MD, FAAOS Rohit Verma, MD, FAAOS Roland Howard, MD Rolando Roberto, MD Roman Ashmyan, DO Roman Natoli, MD,PhD Romie Gibly, MD,PhD Romil Shah, MD Ron El-Hawary, MD Ron Gilat, MD Ron Kimmel, DPHIL (OXON) Ronak Patel, MD Ronald Delanois, MD,FAAOS Ronald Greene, MD Ronald Lehman, MD,FAAOS Ronald Silverman, MD,FACS Ronald Wyatt, MD,FAAOS Rooney, James Roseann Johnson, BA Rosenberg, Henrietta Kotlus Roshan Jacob, MD,BS Roshan Melvani, MD Roshan Shah, MD,JD,FAAOS Ross Leighton, MD Rossi, Marcus Rowan Miskimin, MS Rowe, Taylor Rown Parola, MS Roy Davidovitch, MD,FAAOS Roy Haast, DPHIL (OXON) Roy Sanders, MD, FAAOS Roy Toston, BS Ruben Guzman, MD Rubén Monárrez, MD Rudolf Poolman, MD,PhD Ruelos, Verdinand Ruijia Niu, MPH Rushabh Vakharia, MD Rusheel Nayak, MD,MBA Rushyuan Lee, MD,FAAOS Russell, Linda Russell Warren, MD,FAAOS Russell Windsor, MD,FAAOS Ruth Corrigan, PhD Ruth Delaney, MD Ruth Knight, PhD Ryan Barnes, MD Ryan 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Michael Bullock, MD, PhD Wade Gofton, BSCH, MD, Med, FRCSC Wadhavkar, Isha Wael Barsoum, MD,FAAOS Wagle, Abigail Wahid Abu-Amer, MD Waleed Ahmad, MS Walkania Santos, BS Wang, Hao Waqas Chaudhry, PhD Ward, Brittany Warren, Christopher Warren Dunn, MD,MPH,FAAOS Warren Gardner, MD,FAAOS Wayne Chan, MD, PhD Wayne Cohen-Levy, MD,MS Wayne Moschetti, MD,MS,FAAOS Wayne North, MD Wayne Paprosky, MD,FAAOS Wei Hsiung, MD Wei-Hsin Lin, MD Weiner, Travis Weingart, Amelia Weiping Ren, MD, PhD Wellington Hsu, MD, FAAOS Wendell Heard, MD,FAAOS Wesley Manz, MS,BA Wesley Phipatanakul, MD,FAAOS West, Michaline Wetterhall, Madeline Weverley Valenza, MD Wheelwright, John Whitney Stuckey, BSN, RN Whitt Harrelson, BS Whittingslow, Daniel Wilbur, Ryan Wilbur Wang, MD Wilfrido Castillo, BSME Will Newton, BS William Acker, MD William Adams, PhD William Anderst, PhD William Barfield, PhD William Braaksma, MD, FAAOS William Bugbee, MD,FAAOS William Burke, MD, FAAOS William Chan, MA William Cross, MD,FAAOS William Donaldson, MD,FAAOS William Fang, MS William Gray, PhD William Hamilton, MD,FAAOS William Hannay, MD William Hennrikus, MD,FAAOS William Hill, MD,MPH William Hopkinson, MD,FAAOS William Hozack, MD,FAAOS William Jiranek, MD,FAAOS,FACS William Kelley, PhD William Kent, MD William Kim, MS William Lack, MD,FAAOS William Lavelle, MD,FAAOS William Levine, MD,FAAOS William Long, MD, FAAOS William Macaulay, MD,FAAOS William Mackenzie, MD William Mackenzie, MD,FAAOS William Maloney, MD,FAAOS William Marquez, MD William McLaughlin, MD William Mihalko, MD,PhD,FAAOS William Montgomery, MD, FAAOS William Obremskey, MD,MPH,FAAOS William Querido, PhD William R. Aibinder, MD William Ranson, MD William Roach, MD William Roache, MD William Runge, MD William Schreiber-Stainthorp, BS William Schroer, MD,FAAOS William Shaughnessy, MD, FAAOS William Sheppard, MD,MPH William Sherman, MD,MBA,FAAOS William Sommer, MBA William Stoll, MD William Tianyu Li, MD William Urban, MD,FAAOS William Welch, MD William Xiang, BS William Zuke, MD Wilmouth, Carson Wilson Lai, MD Winston Warme, MD,FAAOS Wolfgang Fitz, MD Won Chul Shin, PhD Woo Lam Jo, MD Woods, Olivia Woon, Regina Wozniak, Amy Wronski, Peter Xavier Griffin, PhD,MBCHB Xavier Simcock, MD Xia, Yuwei Xiangquan Chu, MD Xochitl Bryson, BA Xuankang (kong) Pan, BS Xue Geng, MS Ya-Wen Chen, PhD Yacovelli, Steven Yael Ihejirika, BA Yagiz Yolcu, MD Yair Barzilay, MD Yaish, Lior Yajesh Rampertaap, BS, MS Yajnesh Vedanaparti, BS Yale Fillingham, MD,FAAOS Yang-Soo Kim, MD Yaniv Warschawski, MD Yannick Goeb, MD Yannick Hoftiezer, MD Yasamin Habibi, MD Yasmin Yazdani Farsad, BS Yassine Ochen, MD Yasunori Tome, MD,PhD Yasushi Takata, MD,PhD Yazen Shihab, BS Ye Lin, MD Yee-Cheen Doung, MD,FAAOS Yehuda Kerbel, MD Yeo, Jihyun Yep, Patrick Yerke, Payton Yi Zhang, MS Yi-Chao Huang, MD Yi-Loong Woon, MD, FAAOS Yi-Meng Yen, MD,PhD,FAAOS Yilgor, Caglar Yin Xi, PhD Yining Lu, MD Yixuan Tong, MD Yoav Zvi, MD Yodhathai Satravaha, DDS, PhD Yohei Asano, MD Yohei Ohyama, MD Yohei Yamada, MD Yong Been Kim, MD Yong In, MD Yong Kim, MD,FAAOS Yong Zhao, MS Yongqiang Jerry Chen, FRCS (Ortho),MBBS,MMED Yongren Wu, PhD Yoon, Joo Hee Yoram Anekstein, MD York, Benjamin Yoshiharu Shimozono, MD Yoshihiro Araki, MD Yoshihiro Kotoura, PhD Yoshikazu Kida, MD,PhD Yoshikazu Tanzawa, PhD Yoshitomo Kajino, MD Yoshitomo Saiki, PT Yossi Smorgick, MD Young Dae Jeon, MD Young Ha Kim, MD Young Kwon, MD, PhD, FAAOS Young Kyu Kim, MD Young Wook Lim, MD Young-Min Kwon, MD, PhD, FAAOS Yousi Oquendo, MSc Yu, Jiao Yu Hiraoka, MD Yu Min Suh, MD Yu-Fen Chiu, MS Yu-Po Huang, MD Yucheng Yao, MD Yuichiro Abe, MD, PhD Yuki Kurokawa, MS,PT Yuki Yamamuro, MD Yukihide Minoda, MD Yusuf Mahmoud, MD Yusuke Kobayashi, MD Yusuke Ueda, MD Yusuke Yanatori, MD Yusupov, Albert Yuta Nakamura, MD Yuya Kawarai, MD Yves Salentiny, MD Yvonne Conway, MD Zacharia Silk, FRCS (Ortho),MBBS Zachariah Pinter, MD Zachary Anderson, PHARMD Zachary Booze, BS Zachary Burke, MD Zachary Cavanaugh, MD Zachary Christopher, MD Zachary Coles, MS Zachary Cooper, BA Zachary Crawford, MD Zachary Crespi, BS Zachary Devries, MD Zachary Koroneos, BS Zachary Lim, MD Zachary Littlefield, BS Zachary Meeker, BS Zachary Post, MD,FAAOS Zachary Radford, MD Zachary Rockov, MD Zachary Salas, MD Zachary Stinson, MD,FAAOS Zachary Telgheder, MD Zachary Wang, BS Zachary Wells, DO Zachary Working, MD, FAAOS Zachary Zeller, MD Zachary Zimmer, MD Zachary Zmich, MD Zafar Ahmad, MD,MPH,MBBS,FRCS (Ortho),MRCS Zafer Sattouf, BA Zahab Ahsan, MD Zakariah Siyaji, BS Zanotti, Gerardo Zavras, Athan Zayde Radwan, MD Zayyad, Zaid Zeeshan Malik, BS Zeeshan Sardar, MD, FAAOS Zehava Blechman, PhD Zeinab Mamouei, PhD Zeynep Seref-Ferlengez, PhD Zhan Xia, MBBS Zhang, Casey Zhang, Xiaoran Zhaorui Wang, BS Zheng, Aaron Zhengyan Huang, PhD Zhengye Si, MA Zhenqiu Lin, PhD Zhongming Chen, MD Zhou, Guangjin Zhu, Jiaqi Zielli, Simone Ottavio Ziemba-Davis, Mary Ziqing Yu, MS Zoe Belardo, BA Zoe Fresquez, BA Zoe Hinton, MD Zorica Buser, PhD
(001-011) Adult Reconstruction Knee I (012-022) Shoulder and Elbow I (023-033) Practice Management/Rehabilitation I (034-045) Foot and Ankle I (046-056) Spine I (057-067) Adult Reconstruction Hip I (068-078) Sports Medicine I (079-089) Practice Management/Rehabilitation II (090-100) Trauma I (101-111) Adult Reconstruction Knee II (112-122) Adult Reconstruction Hip II (123-133) Shoulder & Elbow II (134-144) Spine II (145-155) Adult Reconstruction Knee III (156-166) Adult Reconstruction Hip III (167-177) Musculoskeletal Oncology I (178-188) Pediatrics I (189-199) Trauma II (200-210) Adult Reconstruction Knee IV (211-221) Hand and Wrist I (222-232) Trauma III (233-243) Adult Reconstruction Hip IV (244-254) Spine III (255-265) Shoulder and Elbow III (266-276) Adult Reconstruction Hip V (277-287) Spine IV (288-298) Shoulder and Elbow IV (299-309) Sports Medicine II (310-320) Adult Reconstruction Knee V (321-331) Spine V (332-342) Adult Reconstruction Knee VI (343-353) Practice Management/Rehabilitation III (354-364) Adult Reconstruction Hip VI (365-375) Shoulder and Elbow V (376-386) Spine VI (387-397) Trauma IV (398-408) Musculoskeletal Oncology II (409-419) Trauma V (420-430) Shoulder and Elbow VI (431-441) Pediatrics II (442-452) Sports Medicine III (453-463) Practice Management/Rehabilitation IV (464-474) Trauma VI (475-485) Spine VII (486-496) Adult Reconstruction Hip VII (497-507) Sports Medicine IV (508-518) Adult Reconstruction Knee VII (519-529) Shoulder and Elbow VII (530-541) Trauma VII (542-552) Adult Reconstruction Hip VIII (553-563) Sports Medicine V (564-574) Foot and Ankle II (575-585) Shoulder and Elbow VIII (586-596) Trauma VIII (597-607) Adult Reconstruction Knee VIII (608-618) Sports Medicine VI (619-629) Shoulder and Elbow IX (630-640) Sports Medicine VII (641-651) Adult Reconstruction Hip IX (652-662) Adult Reconstruction Knee IX (663-673) Spine VIII (674-684) Hand and Wrist II (685-695) Sports Medicine VIII (696-706) Adult Reconstruction Knee X (707-717) Spine IX (718-728) Practice Management/Rehabilitation V (729-739) Pediatrics III OVT001-OVT008 Award Winners OVT009-OVT010 Adult Reconstruction Hip OVT011-OVT014 Adult Reconstruction Knee OVT015-OVT017 Evidence-based technique video OVT018-OVT027 Foot and Ankle OVT028-OVT046 Hand and Wrist OVT047-OVT055 Musculoskeletal Oncology OVT056-OVT057 Pediatrics OVT058 Practice Management/Rehabilitation OVT059-OVT074 Shoulder and Elbow OVT075-OVT076 Spine OVT077-OVT106 Sports Medicine OVT107-OVT120 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 Posters 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 Posters 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 Symposium B Leading an Organization in the 21st Century: The Importance of Environmental, Social, and Governance Symposium C Total Knee Replacement: Evolving Technologies and Current Controversies Symposium D What to Do if Your Mother Breaks her Wrist? Symposium F The Popular Conversion Total Hip Arthroplasty: Video-Based Tips to Attack these Tough Cases Symposium I Debates, Dilemmas, and Challenges in Total Knee Arthroplasty Symposium K Increasing Diversity in Orthopaedics: The Problem, Strategies, and Solutions Symposium M President's Forum on Ethics, Professionalism and Harassment Symposium O Annual Meeting Highlights Symposium P The Changing Economic Value and Leverage of Arthroplasty Surgeons Symposium Q Practical Artificial Intelligence in Orthopaedics: Realistic Ways it can Help Orthopaedic Surgeons in the Next 10 Years and the Challenges it will Face
Orthopaedic Video Theater Paper Presentations Posters Symposium
Adult Reconstruction Hip Adult Reconstruction Knee Evidence-based technique video (OVT only) Foot and Ankle General Hand and Wrist Musculoskeletal Oncology Pediatrics Practice Management/Rehabilitation Shoulder and Elbow Spine Sports Medicine Trauma
Tuesday, March 22 Wednesday, March 23 Thursday, March 24 Friday, March 25
