Annular Pancreas

  • Etiology: congenital malformation of pancreas around duodenum
  • UGI: narrowing at second part of duodenum
  • Clinical: always associated with duodenal stenosis or atresia

Cases of Annular Pancreas

UGI of annular pancreas
Lateral image from an upper GI exam shows complete obstruction at the second part of the duodenum.