P0506 Dickkopf-1: A New Potential Genetic Predictor for Steroid-Induced Avascular Necrosis of the Femoral Head

P0507 No Differences Between Cemented Versus Cementless Total Hip Arthroplasties for Osteoporotic Patients Diagnosed With or Without DEXA Scans

P0508 Racial Disparities in Treatment and Outcomes in Hepatitis C Patients Undergoing Total Joint Arthroplasty

P0509 Hepatitis C is Associated with Higher Short-Term Complication Rates after Initial Aseptic and Septic Revision Total Hip Arthroplasty: A Matched Cohort Study

P0510 Quantifying Outpatient Appropriateness for Total Hip and Knee Arthroplasty: A Multi-Institution Risk Prediction Tool