title: Acute appendicitis: epidemiology, diagnostic accuracy, and complications.
mesh_terms: D000038:Abscess / Q000209:etiology; D000208:Acute Disease; D001062:Appendectomy / Q000009:adverse effects; D001064:Appendicitis / Q000150:complications / Q000175:diagnosis / Q000453:epidemiology; D006801:Humans; D013530:Surgical Wound Infection / Q000209:etiology