The most common cause of an anal fistula is an anal abscess, although there are several other possible causes of the condition. Most anal fistulas form in the posterior midline. An abscess is a ...
July 22, 2022 — The American Society of Colon and Rectal Surgeons has issued updated guidelines for physicians, published in Diseases of the Colon & Rectum, about how to treat problems of the anus and ...
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