The benefit of revision knee arthroplasty for component malrotation after primary total knee replacement.

Purpose: Revision surgery for component malrotation in the painful TKA is a relatively novel indication. The purpose of this study was to assess the benefit of revision TKA for component malrotation with regard to the clinical and functional outcomes.

Methods: Our retrospective case-control study included 51 patients who underwent revision surgery for malrotation with mean follow up of 42 months.