title: Localized pigmented villonodular synovitis presenting as a loose body in the knee.
abstract: Localized pigmented villonodular synovitis is a rare condition of the knee that can present with symptoms suggesting internal derangement. We report a case of a patient who presented with signs and symptoms of a loose body in the knee. The lesion was treated with resection using arthroscopic cautery.
authors.affiliation: Department of Orthopaedics, University of Rochester School of Medicine, New York.
authors.forename: R D
authors.initials: RD
authors.lastname: Bronstein
authors.forename: W J
authors.initials: WJ
authors.lastname: Sebastianelli
authors.forename: K E
authors.initials: KE
authors.lastname: DeHaven
mesh_terms: D000328:Adult; D001182:Arthroscopy; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007594:Joint Loose Bodies / Q000175:diagnosis* / Q000473:pathology / Q000601:surgery; D000074402:Synovectomy; D013583:Synovial Membrane / Q000473:pathology; D013586:Synovitis, Pigmented Villonodular / Q000175:diagnosis* / Q000473:pathology / Q000601:surgery