Annular Pancreas Producing Duodenal Obstruction in Infancy

Abstract

Annular pancreas is a rare congenital anomaly in which the second portion of the duodenum is encircled by a band of pancreatic tissue, leading to symptoms of high intestinal obstruction. The severity of the associated symptoms and findings varies with the grade of constriction. The many reports of the occurrence of this malformation as an incidental autopsy finding indicate its existence with little or no duodenal obstruction, and there are cases in which it has been demonstrated on surgical exploration for long-standing gastrointestinal complaints in adults. Furthermore, there are many cases, such as the one reported below, that are manifest . . .