上消化道出血是指从胃肠道近心端至Treitz韧带之间的出血,在急性胃肠道出血的病人中,上消化出血占85%。胃、十二指肠溃疡仍然是上消化道出血最常见的病因,发病率约占上消化道出血的50%;门静脉高压、食管和胃底静脉曲张破裂为第2位,约25%;急性胃黏膜病变约15%(近年来急性胃黏膜损害有增高趋势)。其他出血的原因有:胃底、食管黏膜撕裂综合征,食管炎,恶性肿瘤等。临床资料1一般资料:(1)呕血。食管、胃、十二指肠出血,大量的 Upper gastrointestinal bleeding refers to the bleeding from the proximal end of the gastrointestinal tract to the Treitz ligament, with up to 85% of upper gastrointestinal bleeding in patients with acute gastrointestinal bleeding. Stomach and duodenal ulcer are still the most common causes of upper gastrointestinal bleeding, the incidence rate of upper gastrointestinal bleeding accounted for about 50%; portal hypertension, esophageal and gastric varices for the second, about 25%; acute Gastric mucosal lesions of about 15% (in recent years, acute gastric mucosal lesions have increased the trend). Other causes of bleeding are: the fundus, esophageal mucosal tear syndrome, esophagitis, cancer and so on. Clinical data 1 General Information: (1) hematemesis. Esophagus, stomach, duodenal bleeding, a lot of