Presentation
Swollen, painful finger joints in both hands.
Patient Data
Age: 70 years
Gender: Female
From the case:
Erosive osteoarthritis - hands
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Joint space narrowing and "seagull" erosions in many of the proximal (PIPJ) and distal interphalangeal joints (DIPJ), with periarticular osteophytes. Mild degenerative changes in the 1st carpometacarpal joint (CMCJ1). Subluxation of DIPJ2 and 5 in the left hand. Soft tissue swelling of 2nd finger bilaterally.
From the case:
Erosive osteoarthritis - hands
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Info

Both hands
- on the dorsal aspect of the carpus, the radiocarpal and intercarpal joints do not show signs of synovitis
- the extensor tendons exhibit normal thickness, echogenicity, and course
- no fluid demonstrated in any tendon sheath
Left hand
- impression of 3rd metacarpal head erosion
- osteophytes and joint space narrowing of PIPJ2-5
- synovitis of PIPJ2-4 fingers, particularly pronounced in PIPJ4 where accompanied by hyperemia
Right hand
- osteophytes and joint space narrowing of PIPJ2-4
- synovitis of PIPJ4, possibly accompanied by a synovial cyst
- severe degenerative changes with synovitis, osteophytes and joint space narrowing in DIP2
- milder changes in DIP4
- severe degenerative changes with osteophytes and joint space narrowing in DIP5
Case Discussion
Findings on hand radiographs and ultrasound in keeping with erosive osteoarthritis.