title: [Primary osteonecrosis of the knee in aged subjects. 18 cases].
mesh_terms: D000368:Aged; D001847:Bone Diseases / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000453:epidemiology / Q000209:etiology; D005260:Female; D006801:Humans; D007592:Joint Diseases; D007719:Knee Joint; D008297:Male; D008875:Middle Aged; D009336:Necrosis; D011859:Radiography; D011877:Radionuclide Imaging; D013325:Strontium Isotopes; D014652:Vascular Diseases / Q000150:complications
chemical_list: D013325:Strontium Isotopes
vernacular_title: L'ostéonecrose primitive du genou chez le sujet agé. A propos de 18 cas.