An anal fissure is a painful superficial tear of the epithelial lining (anoderm) of the anal canal. Anal fissures most often occur secondary to local trauma or irritation from constipation, diarrhea, anal intercourse, or perineal lacerations during childbirth. Treatment is generally conservative with stool softeners, bulking agents, sitz baths, and/or topical vasodilators.
Last updated: May 26, 2023
The D’s of anal fissures Anal fissures A painful linear tear at the margin of the anus. It appears as a crack or slit in the mucous membrane of the anus and is very painful and difficult to heal. Constipation:
The following information is based on the practice guidelines from the American Society of Colon and Rectal Surgeons and the American College of Gastroenterology. Management may be area-dependent; UK guidance on therapies, duration of treatment, and referral indications may vary slightly by clinical commission group.
Treatment may include:
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