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(a) At most recent follow-up, 5.5 years following metacarpophalangeal (MCP) arthroplasty, the patient was doing quite well. Range of motion showed 10° of extension lag with 105° of flexion at the MCP joint, and 10° of extension lag with 90° of flexion at the proximal interphalangeal joint. (b) Radiographs showed stable implant fixation without any signs of subsidence, migration, or loosening, as well as no evidence of recurrence of the giant cell tumor (January 25, 2016).
