Rheumatoid synovial cyst of the hip.
D000368:Aged; D001172:Arthritis, Rheumatoid / Q000150:complications*; D004487:Edema / Q000209:etiology; D005260:Female; D006615:Hip / Q000000981:diagnostic imaging / Q000601:surgery; D006801:Humans; D007866:Leg; D011859:Radiography; D013581:Synovial Cyst / Q000150:complications* / Q000000981:diagnostic imaging / Q000601:surgery