Question

multiple choice question
which finding best distinguishes jaccoud arthritis from ra?
please select your answer...
a ulnar deviation
b metacarpophalangeal joint flexion
c lack of erosive changes
d soft tissue swelling

Explanation:

Jaccoud arthritis is characterized by non - erosive joint deformities, while rheumatoid arthritis (RA) typically has erosive changes in the joints over time. Ulnar deviation, metacarpophalangeal joint flexion, and soft tissue swelling can be seen in both conditions. The lack of erosive changes is a key differentiating feature.

Answer:

C. Lack of erosive changes