Appendicitis in children.
D000208:Acute Disease; D000293:Adolescent; D001062:Appendectomy; D001064:Appendicitis / Q000150:complications / Q000175:diagnosis* / Q000401:mortality; D002648:Child; D002675:Child, Preschool; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008297:Male; D008640:Mesenteric Lymphadenitis / Q000175:diagnosis; D011183:Postoperative Complications