P261 Escalating PJI Risk after Multiple Aseptic Revision THAs: 5,500 Cases with Long-Term Follow-Up

P262 Dislocation after Primary THA Declined 30% in 25 Years, But Risk of Revision May Be Rising

P312 Excellent Long-Term Survivorship of 2,200 UKAs, Especially with Technology and Fixed Bearings

P332 Body Mass Index Classification Did Not Significantly Increase Risk for 30-Day and 90-Day Complications after Aseptic Revision Total Knee Arthroplasty