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duodenal atresia

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Duodenal atresia
Closure or blockage of the duodenum, the upper section of the small intestine.

duodenal atresia,
congenital absence or occlusion of a portion of the duodenum, characterized by vomiting a few hours after birth, cessation of bowel movements after 1 to 3 days, and usually distension of the epigastrium. It is often associated with Down syndrome.

duodenal atresia
Embryology A birth defect in which a segment of the duodenum is lumenless. See Atresia.


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Differential diagnosis of this sign, detected either prenatally or postnatally, includes duodenal atresia, annular pancreas, duodenal stenosis, duodenal webs, and midgut volvulus.
Lucy was born nine weeks ago with a potentially life-threatening condition, duodenal atresia, which meant her bowel had not developed properly.
 
 
 
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