Compression syndromes of the ulnar, median, radial and musculocutaneous nerves have a number of different causes. These lesions often present with vague pain
and paresthesias in the distribution of the nerve. The diagnosis is usually made by electromyography (EMG) and nerve conduction studies (NCS). The treatment of these lesions is surgical. The ulnar nerve is the most commonly affected nerve. The median nerve is the second most commonly affected nerve. The