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Imperforate anus
Digestive system
 
Overview   Symptoms   Treatment   Prevention   

Imperforate anus

Alternative names:

anal atresia; anorectal malformations

Symptoms:

  • absence of anal opening
  • misplaced anal opening
  • anal opening very near the vaginal opening in the female
  • no passage of first stool within 24 to 48 hours after birth
  • stool passed by way of vagina or urethra
  • abdominal distention
  • vomiting if infant is fed

Signs and tests:

A physical examination with check for anal patency in the newborn will show the malformation.

A lower abdominal X-ray may be recommended.


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