Appendicular actinomycosis: The first reported case of an uncommon finding of a common ailment from Nepal.

Key Clinical Message: Actinomycosis is a rare cause of appendicitis with an incidence of 0.3-1 incident per year per 100,000 people. A significant preoperative diagnostic challenge exists and is usually diagnosed incidentally on histopathological examination.

Abstract: Appendicular actinomycosis, a rare, chronic granulomatous infection caused by actinomyces species, holds a significant preoperative diagnostic summons and is often diagnosed serendipitously during the regular histopathological examination. Herein, we present a case of a 36-year-old female who presented with features suggestive of acute appendicitis, underwent laparoscopic appendicectomy, and was diagnosed with appendicular actinomycosis from the histopathological examination.