title: Pigmented villonodular synovitis of patellar plica.
abstract: This article reports a rare case of pigmented villonodular synovitis (PVS) arising from the plica synovialis mediopatellaris that impeded the knee joint when it was extended. This lesion was diagnosed and treated by arthroscopy.
authors.affiliation: Department of Orthopaedic Surgery, Showa University Fujigaoka Hospital, Yokohama, Japan.
authors.forename: Y
authors.initials: Y
authors.lastname: Mori
authors.forename: H
authors.initials: H
authors.lastname: Hino
authors.forename: A
authors.initials: A
authors.lastname: Fujimoto
authors.forename: H
authors.initials: H
authors.lastname: Okumo
mesh_terms: D000328:Adult; D006801:Humans; D007719:Knee Joint; D008297:Male; D010329:Patella; D013585:Synovitis / Q000175:diagnosis / Q000601:surgery; D013586:Synovitis, Pigmented Villonodular / Q000175:diagnosis / Q000601:surgery