[How accurate is the roentgen diagnosis of acute appendicitis in children].
D000006:Abdomen, Acute / Q000000981:diagnostic imaging; D000293:Adolescent; D001064:Appendicitis / Q000000981:diagnostic imaging*; D002648:Child; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007416:Intestinal Perforation / Q000209:etiology; D008297:Male; D011859:Radiography