Slipped femoral epiphysis.
D002648:Child; D004839:Epiphyses, Slipped / Q000000981:diagnostic imaging* / Q000453:epidemiology; D005260:Female; D005270:Femur Head / Q000000981:diagnostic imaging*; D006801:Humans; D008297:Male; D011859:Radiography; D012737:Sex Factors