Annular Pancreas in Infancy

One case of annular pancreas causing duodenal obstruction in 25-day-old girl was treated sucessfully by duodenojejunostomy at Ewha Womans University Hospital in July, 1980. She was one of the twins and premature baby in 37 weeks gestation. The hypothetical aspect of this anomaly, symptomatology, radiological findings, and the method of surgical procedures are discussed.