title: Diagnosis of appendicitis by barium enema.
mesh_terms: D001064:Appendicitis / Q000000981:diagnostic imaging*; D001466:Barium Sulfate; D002648:Child; D003951:Diagnostic Errors; D004733:Enema; D006801:Humans; D011859:Radiography
chemical_list: D001466:Barium Sulfate