You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is A Sentinel pile indicates and explain in detail?
Ans. c (Fissure in ano) (Ref. Bailey and Love Surgery 26th/1250; Ref. Q. 216 of MH-2007).SENTINEL PILE- This misnomer is given to a skin tag marking--and often containing within it--the distal end of an anal fissure, found usually in the posterior midline.