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gastroduodenal anastomosisSurgery The end-to-end joining of the upper stomach to the duodenum after resecting the lower stomach
pertaining to the stomach and duodenum.
may be required when lesions in the region of the lesser curvature of the stomach, pyloric antrum and pylorus are surgically removed. Two techniques used are the Billroth type I procedure, when the pancreatic and bile ducts are not involved, and Billroth type II, in which the pancreatic ducts are ligated, the gallbladder is anastomosed to the duodenum, and the stomach is anastomosed to the duodenum or jejunum.
at the pyloric sphincter.