Study of a valvular mechanism in the formation of synovial cysts.
D000368:Aged; D001172:Arthritis, Rheumatoid / Q000503:physiopathology; D006801:Humans; D007719:Knee Joint / Q000000981:diagnostic imaging / Q000503:physiopathology*; D008297:Male; D011187:Posture; D011312:Pressure; D011859:Radiography; D013581:Synovial Cyst / Q000503:physiopathology*