Median nerve compression syndrome in which the patient has motor weakness of the flexor pollicis longus and the flexor digitorum profundus of the index finger without alteration in sensibility is due to:
A.Compression of the median nerve at the elbow by the lacertus fibrosus.
B.Compression of the median nerve in the axilla.
C.Compression of the anterior interosseous nerve by the arcade of Frohse.
D.Compression of the anterior interosseous nerve by an aberrant accessory forearm muscle.
Answer:D
Median nerve compression syndrome in which the patient has motor weakness of the flexor pollicis longus and the flexor digitorum profundus of the index finger without alteration in sensibility is due to:
A.Compression of the median nerve at the elbow by the lacertus fibrosus. B.Compression of the median nerve in the axilla. C.Compression of the anterior interosseous nerve by the arcade of Frohse. D.Compression of the anterior interosseous nerve by an aberrant accessory forearm muscle.