Annular pancreas differential diagnosis

Overview

 * Pancreatic divisum: failure of the dorsal and ventral pancreatic ducts to fuse resulting in the majority of secretions exiting via the accessory pancreatic.
 * Pancreatic neoplasms.
 * Duplication cyst of the duodenum.
 * Duodenal atresia (failure of canalization of small intestine or part of it).