title: [Surgical case of an uncommon knee joint disease].
mesh_terms: D000474:Alkaptonuria / Q000150:complications; D003937:Diagnosis, Differential; D006801:Humans; D007592:Joint Diseases / Q000601:surgery*; D007717:Knee / Q000601:surgery*; D007719:Knee Joint; D008297:Male; D008875:Middle Aged; D009794:Ochronosis / Q000175:diagnosis / Q000209:etiology / Q000601:surgery*; D010003:Osteoarthritis / Q000175:diagnosis; D010859:Pigmentation Disorders; D012590:Sclera; D013583:Synovial Membrane
vernacular_title: Operierter Fall einer seltenen Kniegelenkerkrankung.