Atresia

Atresia, anal: Congenital absence of an opening at the bottom end of the intestinal tract. Also called imperforate anus. Occurs in about 1 in 5,000 births. It is corrected by surgery.
Atresia refers to the absence of a normal opening.
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Atresia pulmonar
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"Atresia and Tracheoesophageal Fistula." In Nelson Textbook of Pediatrics, ed. Richard E. Behrman. Philadelphia: W. B. Saunders Co., 1996.
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Tri Atresia
Treatment:
Surgery is necessary to repair the abnormal circulation created by tricuspid atresia. Approaches vary depending on the severity of the defect, but usually a series of operations is required.
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Biliary atresia is a chronic, progressive liver problem that becomes evident shortly after birth. Tubes inside and outside the liver, called bile ducts, normally allow a liquid produced by the liver called bile to drain into the intestines.
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Biliary atresia is an obstruction of the bile ducts caused by their failure to develop normally in the fetus. This is a congenital condition (present at birth).
Pictures & Images
Digestive System ...
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Pulmonary atresia is a serious birth defect in the heart which causes congenital heart disease.
What is going on in the body?
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With high anal atresia, many children have problems controlling bowel function. Most also become constipated. With low anal atresia, children generally have good bowel control, but they may still become constipated.
Prevention ...
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Biliary atresia is a rare form of bile duct blockage that occurs in some infants two weeks to six weeks after birth, a time when the bile ducts have not completed their development normally.
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Esophageal atresia (EA). EA is a birth defect in which the esophagus is incomplete. The esophagus is the tube that carries food from the mouth to the stomach.
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This procedure is generally used to treat transposition of the great vessels, tricuspid atresia, and hypoplastic left heart syndrome. Septostomy does not correct the congenital heart defect.
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anal atresia or stenosis (such as a narrowed or absent anal opening, also sometimes called imperforate anus)
abnormally shaped ears with tags, pits or fistulas (unusual openings)
conductive and sensorineural deafness ...
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Other congenital abnormalities include heart defects, esophageal atresia, and an increased incidence of acute lymphocytic leukemia. All of these findings are secondary to trisomy (an extra chromosome) of the 21st chromosome.
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In biliary atresia, the bile ducts are actually absent, also causing jaundice. Cancer can also affect the liver, usually after malignancy spreads from the stomach, pancreas or large intestine.
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In males: Small penis and absent, small, or undescended testes; and low or no sperm count.
In females: absence of uterus or vagina, bicornuate uterus, ovarian atresia, irregular menses, and early menopause.
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Babies sometimes develop cirrhosis as a result of biliary atresia — a condition in which the bile ducts are closed or missing at birth.
Prolonged exposure to toxic materials.
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