Jejunal atresia

Case contributed by Jeremy Jones
Diagnosis certain
Fluoroscopy

Normal rotation with expected position of the DJ flexure.

x-ray

The abdominal x-ray demonstrates retained contrast in the stomach, duodenum and jejunum. Elsewhere there is some gaseous distension of bowel.

Fluoroscopy

Water-soluble enema. Normal rectosigmoid ratio. Colonic diameter is reduced. Contrast refluxes into the distal ileum. There are multiple filling defects.

Case Discussion

The child has taken to theater for a laparotomy and the cause was confirmed as jejunal atresia. Jejunal atresia is usually the result of an ischemic event with an acquired atresia. This explains why in some cases, there can be meconium filling defects in the colon.

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