Abstract:Acute inferior dislocation of the patella is rare but has been documented. However, there has been no published report of inferior dislocation of the patella following a total knee replacement (TKR). A 62-year-old man underwent a posterior cruciate retaining TKR Anatomic Graduated Component (AGC) (Biomet, Warsaw, IN) without patellar resurfacing. Perioperative events were unremarkable. The patient presented a year later with an acutely painful locked knee at 60 degrees flexion. Physical examination and radiogr… Show more
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