Round # 6

• Back to Clinical History and Radiographs
• What is the Differential Diagnosis?
• What is the Correct Diagnosis?

Radiographic Findings

Plain X-rays of the hands reveal periarticular osteoporosis with marked alignment abnormalities at the 2nd-5th MCP joints. There is significant ulnar deviation, with hyperextension of the 2nd-5th PIP joints bilaterally. In addition, degenerative changes are seen at the DIP joints with marked flexion deformities as well. The carpal joints are well-maintained, and there is no significant erosive change noted.

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