MRCP UK EXAMINATIONS

CLINICAL ENCOUNTERS

RHEUMATOID ARTHRITIS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Vaughn-Jackson syndrome in rheumatoid arthritis is best described as?
A
Cranial migration of the dens from soft tissue erosion and bone loss between occiput and C1&C2
B
Rupture of flexor pollicis longus due to attrition with spur in scaphoid
C
Synovitis in the DRUJ leading to supination of the carpal bones away from the head of the ulna
D
Rupture of the extensor digiti minimi due to caput ulna syndrome.
E
Synovitis of the MTP joints with eventual hyperextension deformity of the MTP
Explanation: 

Detailed explanation-1: -The extensor pollicis longus (EPL) is the most frequent extensor tendon to rupture in RA. Functionally, significant EPL ruptures are typically treated by extensor indicis proprius (EIP) tendon transfer [66].

Detailed explanation-2: -A mallet finger injury happens when a finger is jammed, causing an extensor tendon to rupture at the base of the finger joint. Other extensor tendon injuries commonly occur from cuts to the back of the hand.

Detailed explanation-3: -Extensor tendon, Tendon rupture, Rheumatoid arthritis, Screening, OSRA. Rupture of the extensor tendons of the fingers is a common and disabling complication of rheumatoid arthritis. It results from tenosynovial invasion of tendons or, more commonly, from their attrition on the ulnar head [1].

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