title: Pigmented villonodular tenosynovitis: a case report.
abstract: A case of pigmented villonodular tenosynovitis is described. The characteristics and clinical course are discussed and compared as to natural history, histopathology, pathophysiology, etiology, differential diagnosis, and treatment. The etiological factors of this entity are generally uncertain; however, this case may well be associated with a specific incident of trauma, eg., a puncture wound sustained from stepping on a nail.
mesh_terms: D000293:Adolescent; D005260:Female; D006801:Humans; D008683:Metatarsophalangeal Joint / Q000473:pathology; D013585:Synovitis / Q000473:pathology*; D013586:Synovitis, Pigmented Villonodular / Q000209:etiology / Q000473:pathology*; D052256:Tendinopathy / Q000209:etiology / Q000473:pathology*; D013710:Tendons / Q000473:pathology; D014033:Toe Joint / Q000473:pathology