Image Based Question-66536

 Identify the Orthopaedic disorder depicted in Photograph

A. Congenitalradio-ulnar synostosis

B. Radial club hand

C. Congenital absence of ulna

D. Madelung deformity

Correct Answer » D Explanation

Madelung deformity is due to premature closure or defective development of the ulnar third of the distal epiphysis of the radius. This deformity results in a radial shaft that is bowed with increased interosseous space and dorsal subluxation of the distal radio-ulnar joint. It can be bilateral in 50-66% of patients