Gastric outlet obstruction means: Occlusion of gastric outlet: A disease which mechanically hinders the natural emptying process. The obstruction is caused by obstruction in the channels of the duodenum and pylorus through which the stomach drains. It could be benign or malignant diseases that cause the obstruction. Pancreatic cancer is the most frequent cause of gastric outflow obstruction. Gastric outflow obstruction can be caused by benign conditions such as gastric polyps and gastric ulcer in adults. In children, congenital duodenal Webs and pyloric Stenosis are also possible. The abbreviation for gastric outlet obstruction is GOO.
(in Medical Dictionary)