Large cysts in lower leg originating in the knee occurring in patients with rheumatoid arthritis.
D001064:Appendicitis / Q000473:pathology*; D001172:Arthritis, Rheumatoid; D003560:Cysts; D006801:Humans; D007717:Knee / Q000473:pathology*; D007719:Knee Joint; D007866:Leg
APPENDICITIS/pathology; CYSTS; KNEE/pathology