title: [Unusual localization of an aseptic bone necrosis in childhood (Larsen-Johansson syndrome)].
mesh_terms: D000293:Adolescent; D002114:Calcinosis / Q000000981:diagnostic imaging; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D008297:Male; D009336:Necrosis; D010329:Patella / Q000000981:diagnostic imaging*; D010522:Periostitis / Q000000981:diagnostic imaging; D011859:Radiography; D013180:Sprains and Strains / Q000000981:diagnostic imaging*; D013577:Syndrome
vernacular_title: Eine seltene Lokalisation einer aseptischen Knochennekrose im Kindesalter (Das Larsen-Johansson-Syndrom)