title: Compression of the ulnar nerve at the wrist secondary to a rheumatoid synovial cyst: case report and review of the literature.
abstract: Compression of the ulnar nerve within or near the canal of Guyon has been ascribed to numerous intrinsic and extrinsic factors. The anatomy of the region is discussed, and a review of the reported causes of ulnar nerve compression is presented. A case of ulnar nerve compression at the wrist secondary to a rheumatoid synovial cyst is reported. Prompt decompression resulted in clinical and electromyographic recovery of sesory and motor function.
mesh_terms: D001172:Arthritis, Rheumatoid / Q000150:complications; D004576:Electromyography; D005260:Female; D006801:Humans; D008875:Middle Aged; D009408:Nerve Compression Syndromes / Q000175:diagnosis / Q000209:etiology*; D013581:Synovial Cyst / Q000150:complications*; D014459:Ulnar Nerve / Q000601:surgery*; D014953:Wrist / Q000601:surgery*