[Arthrographic findings in Perthes' disease].
D005270:Femur Head / Q000000981:diagnostic imaging*; D006801:Humans; D009336:Necrosis / Q000000981:diagnostic imaging; D010007:Osteochondritis / Q000000981:diagnostic imaging* / Q000628:therapy; D010146:Pain; D011379:Prognosis; D011859:Radiography