Carragher A M, Todd A, Blake G
Department of Surgery, Altnagelvin Area Hospital, Londonderry, Northern Ireland.
Ann Emerg Med. 1989 Dec;18(12):1362-3. doi: 10.1016/s0196-0644(89)80277-x.
An unusual case of acute extra-articular patellar dislocation is described in which the patella dislocated laterally, rotated 90 degrees about its vertical axis, and wedged against the lateral femoral condyle. Closed reduction in the emergency department failed and operative intervention was required.
本文描述了一例罕见的急性关节外髌骨脱位病例，髌骨向外侧脱位，绕其垂直轴旋转90度，并楔入股骨外侧髁。急诊科的闭合复位失败，需要进行手术干预。
