Case Series of Appendicular Diverticulitis Presenting as Acute Appendicitis

Rare Pathology: Appendicular Diverticula – A Case Report

“…The pathology and the etiology remain unknown; However, risk factors include: Male gender, age >30 years, Hirschsprung's' disease and cystic fibrosis. It is not associated with colonic diverticula/diverticulosis [6]. The congenital appendicular diverticulosis (True diverticulum) is a very rare condition which has an associated chromosomal abnormality.…”

“…Type I Acute diverticulitis without appendicitis (45.7%) Type II Acute diverticulitis with acute appendicitis Type III Diverticulosis with acute appendicitis Type IV Diverticulosis with normal appendix Note: Types I, II and III are subdivided also in with or without perforation [5,6] Patients may be asymptomatic or may just complain of persistent lower abdominal pain. When acute diverticulitis develops, the patient presents with the symptoms of acute appendicitis.…”

“…As the preoperative images of AD often resembles appendiceal mucocele, thus surgery should be performed safely, to avoid rupture with consequent risk of peritoneal seeding and pseudomyxoma peritonei. Prophylactic appendectomy should be performed in patients with incidental finding of AD and in asymptomatic patients to avoid the complications [6].…”

“…Appendicular diverticulosis is a very rare condition in which there is an acute inflammation of a diverticulum arising from the vermiform appendix. It was first described in 1893 by a pathologist named Kelynack [6]. Appendicular diverticulosis (AD) is most commonly found to be in age groups (>43 years) and mimics acute appendicitis in its presentation [2].…”