P307 Relationship Between Patient-Reported Outcome Measures (Proms) and MRI Abnormalities in Early Knee Osteoarthritis

P311 Outcomes in Total Knee Arthroplasty Polyethylene Designs: Not All Bearings Are Created Equal

P318 Use of Circulating Bacteriophage DNA to Rule Out Staphylococcal Infections

P364 Inferior Outcomes for Osteosarcoma after Nonadherence with NCCN Guidelines in the United States: Nationwide Results

P396 Impact of Glenoid and Humeral Lateralization in Reverse Total Shoulder Arthroplasty on Deltoid and Rotator Cuff Torque Generation