e286 Opioid Prescribers for Total Joint Arthroplasty Patients in the Year Prior to and Year After Surgery

e293 Synovial fluid analyses exhibit a high intraindividual variation in periprosthetic joint infections of the knee

e356 Does Primary Tumor Resection Improve Survival in Primary Malignant Bone Tumors with Distant Metastases? A Study Using the SEER Database.

e447 The Correlation of Muscle Volume Imbalance with the Development of Walch B Type Glenoids

e539 Mitigating Shear Forces in Total Shoulder Arthroplasty through Inferior Glenoid Component Inclination