Differential Diagnosis

Appendicitis has a wide differential diagnosis including gastro-intestinal, gynaecological and urological causes. Differential diagnoses are shown below:

Table 1: Differential diagnosis of appendicitis

Gastro-intestinal

Gynaecological

Urological

Terminal ileitis Ruptured ovarian cyst Renal colic
Mesenteric adenitis Ectopic pregnancy Urinary tract infection
Meckel’s diverticulitis Pelvic inflammatory disease Pyelonephritis
Diverticulitis Ovarian torsion
Acute cholecystitis
Gastroenteritis
Bowel obstruction
Non-specific abdominal pain