Annular pancreas in adults (2 case reports).

Two cases of annular pancreas in adults are being reported. In the first case, a middle aged lady presented with duodenal obstruction and gastric ulcer. Anterior H. S. V. with posterior truncal vagotomy and isoperistaltic duodeno-jejunostomy relieved her symptoms. In the second case, a young girl presented with duodenal obstruction, severe wasting and gross dehydration. She had an uneventful recovery following a duodeno-jejunostomy.