Most common cause of upper GI bleed is
High-Yield Explanation
Most common cause of upper GI bleed is duodenal ulcer-33%. Other causes are gastric ulcer-21%, erosions-26%, mallery weis tears-4%, oesophageal varices-4%, tumours-0.5%, vascular lesions eg. Dieulafoy's disease-0.5% and others-5%. Reference : page 1063 Bailey and Love's sho practice of surgery 25th edition