Results of Isolated Femoral Component Revision With Well-Fixed Acetabular Implant Retention
Abstract
The present study was undertaken to evaluate the clinical and radiological results of isolated femoral revisions conducted while retaining well-fixed cementless acetabular sockets. Thirty-nine patients that underwent isolated femoral stem revisions were reviewed. Mean age at time of surgery was 60.5 years, and mean follow-up duration was 4.2 years. Decisions to retain acetabular sockets were based on clinical and radiographic findings and intraoperative stabilities. During revisions, polyethylene liners were exchanged for metal-inlay polyethylene liners to have a metal-on-metal bearing surface in 23 cases. Mean Harris hip score improved from 58 points preoperatively to 85 points at final follow-up (P < .001). With the exception of one patient, no increases in acetabular radiolucent line numbers or thicknesses were observed during follow-up visits. Isolated femoral stem revisions with acetabular socket retention were found to provide excellent clinical and radiographic results.
Keywords: hip, total hip arthroplasty, revision, femoral stem
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No benefits or funds were received in support of this study.
PII: S0883-5403(10)00002-1
doi:10.1016/j.arth.2009.12.015
© 2010 Elsevier Inc. All rights reserved.
