Foreign bodies, malignancy, trauma, tuberculosis, actinomycosis, leukemia, postoperative infection, inflammatory bowel disease, and simple skin infections have longbeen associated with anal sepsis. Fish bone ingested causing perianal abscess is a rare cause. We report here a case of ischiorectal abscess caused by fish bone. 

Keywords: Foreign Body Ingested; Fishbone; Ischiorectal Abscess.