Medical Definition of Anus, imperforate

Anus, imperforate: A birth defect in which the rectum is a blind alley and there is no anus. Imperforate anus occurs in about 1 in 5,000 births, and it can be corrected by surgery.

Quick GuideDigestive Disorders: Common Misconceptions

Digestive Disorders: Common Misconceptions

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Last Editorial Review: 7/1/2016

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