• Advances in pediatric surgery
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• v.3 no.2
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• pp.117-125
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• 1997

Seventy neonates with congenital intestinal atresia and stenosis who were treated at pediatric surgical service. Hanyang University Hospital from September 1979 to December 1996 were analyzed retrospectively. The lesion occurred in 27 cases at the duodenum, in 26 cases at the jeiunum, in 13 cases at the ileum and in 2 cases at the pylorus and colon each. There were 10 multiple atresias and 7 apple-peel anomaly cases. The atresia predominated over the stenosis by the ratio of 4 : 1. Male to female ratio was 1.3 : 1. The average gestational age was 38 weeks, and the average birth weight was 2,754 grams. Though 22.9 % were borne prematurely and 34.3 % had low birth weight, 92.3 % of them had a weight appropriate for gestational age. Polyhydramnios(40 %) was more frequently observed in duodenal and jeiunal atresia while microcolon in ileal atresia(58.3 %). Weight loss and electrolyte imbalance occurred more frequently in the duodenal stenosis cases because of delayed diagnosis. Twenty(55.6 %) of 37 jeiunoileal atresia cases had evidence of intrauterine vascular accident : 4 intrauterine intussusception, 3 intrauterine volvulus and 3 strangulated intestine in gastroschisis, and 10 cases of intrauterine peritonitis. There were one or more associated anomalies in 45 patients (64.3 %). Preoperatively proximal loop volvulus developed in 3 cases and proximal loop perforation in 5 cases and one case each of distal loop perforation, duodenal perforation and midgut volvulus occurred in the jeiunoileal atresia. Overall mortality rate was 20 %.