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- Anal Fissure
- SYMPTOMS. There is painful spasm or contraction of the anal sphincter (or
- control muscle) that is especially painful on defecation.
- CAUSES. The passage of large hard stools may cause a small tear of crack
- (that becomes inflamed and deepens) in the mucous membrane of the rectum or
- the skin around the anus.
- TREATMENT. A stool softener and an anesthetic ointment may be prescribed.
- .A low-residue diet may be required.
- .Repair by relatively minor surgery may be required.