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Anal Fistulotomy (Seton Placement), James M. Nottingham, Rebecca M. Rentea
Anal Fistulotomy (Seton Placement), James M. Nottingham, Rebecca M. Rentea
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An anal fistula (anorectal fistula) is one of the most common colorectal issues in the U.S. An anal or anorectal fistula is an inflammatory tract or connection between the anal canal and the perianal skin. Classic anal fistulas are the result of a perineal infection and abscess formation. These infections arise from the anal glands, which form a cryptoglandular abscess at the dentate line and then communicate outward to the perianal skin. The abscess or infections can spontaneously drain externally or be drained by a surgical incision and drainage procedure. After the drainage, a chronic tract can form that will …