title: Pigmented villonodular synovitis occurred in a rheumatoid patient. A case report.
mesh_terms: D000842:Ankle / Q000000981:diagnostic imaging; D001172:Arthritis, Rheumatoid / Q000150:complications* / Q000000981:diagnostic imaging / Q000473:pathology; D005260:Female; D006225:Hand / Q000000981:diagnostic imaging; D006801:Humans; D007717:Knee / Q000000981:diagnostic imaging; D007719:Knee Joint; D008875:Middle Aged; D010024:Osteoporosis / Q000150:complications / Q000000981:diagnostic imaging; D010858:Pigmentation; D011859:Radiography; D013583:Synovial Membrane / Q000473:pathology; D013585:Synovitis / Q000150:complications* / Q000000981:diagnostic imaging / Q000473:pathology