What is congenital megacolon?
An infant with congenital megacolon is born with a rectum and colon that do not work properly because the nerves that stimulate the bowel are absent. Congenital megacolon causes dilation of the colon and rectum, as well as a build-up of stool in the colon and rectum. Congenital megacolon is usually inherited and may be associated with Down's syndrome.

What are the symptoms of congenital megacolon?
Congenital megacolon causes abdominal swelling and constipation, and vomiting, which is usually detected soon after birth.

How does the doctor treat congenital megacolon?
Treatment for congenital megacolon may include intravenous fluids, enemas, and surgery.