The Rheumatoid Hand: Diagnostic Imaging -

: Late-stage structural changes like ulnar deviation (fingers drifting toward the pinky side), boutonnière deformity , and swan-neck deformity . Magnetic Resonance Imaging (MRI)

Conventional radiography remains the first-line tool for monitoring disease progression. The Rheumatoid Hand: Diagnostic Imaging

The hallmark diagnostic imaging feature of the rheumatoid hand is , which typically occur at the "bare areas" of the joint where the synovium directly overlies the bone without cartilage protection. most frequently in the MCP (knuckle)

: Symmetrical loss of cartilage, most frequently in the MCP (knuckle), PIP (middle finger), and carpal (wrist) joints. PIP (middle finger)

Hand and Wrist Rheumatoid Arthritis - StatPearls - NCBI Bookshelf