<prompt> Treatment of choice for annular pancreas isDuodenoduodenostomyGastrojejunostomyVagotomyBillroth type II gastrectomy  <response>: Ans. is a i.e., Duodenoduodenostomy The usual treatment is bypass duodenoduodenostomy -- Bailey and LoveRetrocolicduodenojejunostomy is the procedure of choice. -- HarrisonTreatment usually involves bypass, through duodenojejunostomy, rather than resection. -- SabistonThe surgical treatment of choice for duodenal obstruction due to duodenal stenosis or atresia or annularpancreas is a duodenoduodenostomy. -- Schwartz 9e 