Case Seriesmoderate evidence
What Is the 40-year Survivorship of Periacetabular Osteotomy Free From Conversion to THA?
Clinical orthopaedics and related research·October 28, 2026·PMID 42949575
Why it mattersPAO is performed in young patients to preserve the native hip for decades, but long-term data beyond 30 years are scarce. This study provides the first 40-year survivorship estimate and identifies preoperative factors that predict conversion to THA, aiding patient selection and counseling.
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