Plexiform neurofibroma presenting as wrist synovitis: a case report.

This is a case report of plexiform neurofibroma of the wrist presenting as a diffuse wrist mass mimicking juvenile rheumatoid arthritis. Although radiologic and clinical findings were consistent with juvenile rheumatoid arthritis, the biopsy diagnosis was plexiform neurofibroma. To our knowledge, a similar case has never been reported.