Sick joints in sick patients.
D001847:Bone Diseases / Q000473:pathology*; D002358:Cartilage, Articular / Q000473:pathology; D006801:Humans; D007592:Joint Diseases / Q000473:pathology*; D012216:Rheumatic Diseases / Q000175:diagnosis* / Q000473:pathology; D013583:Synovial Membrane / Q000473:pathology