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Causes of gastric outlet obstruction, The list is not exhaustive - Coggle…
Causes of gastric outlet obstruction
Intraluminal
Gastric bezoar
FB
Bouveret $ (impaction of gallstone in the duodenum)
Intramural
Benign
Polyp
Lipoma
Stricture
Peptic ulcer (the most common benign cause)
Caustic material ingestion
Radiation
Crohn's disease
Hypertrophic pyloric stenosis
Malignant
Gastric adenocarcinoma (the most common malignancy causing GOO)
Duodenal malignancies
GIST
Extrinsic
Benign
Superior mesenteric artery syndrome
Pancreatic pseudocyst
Annular pancreas
Gastric volvulus
Malignant
Pancreatic malignancy
Gallbladder or choledochal malignancy
Colonic malignancy
The list is not exhaustive