Intussusception.
D002648:Child; D003108:Colonic Diseases / Q000000981:diagnostic imaging; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007077:Ileal Diseases / Q000000981:diagnostic imaging; D007080:Ileocecal Valve; D007223:Infant; D007443:Intussusception / Q000000981:diagnostic imaging*; D008297:Male; D011859:Radiography