上消化道出血是指屈氏韧带以上的食管、胃、十二指肠、空肠上段及胰管和胆管的出血。其主要表现为呕血、便血及周围循环衰竭 ,就其原因有由食管胃底静脉曲张破裂所致及以消化性溃疡为主要病因所致的非食管胃底静脉曲张性上消化道出血 ,后者在上消化道出血中占比例较大 ,故应把 Upper gastrointestinal bleeding refers to the above the torso ligament esophagus, stomach, duodenum, upper jejunum and pancreatic duct and bile duct bleeding. Its main manifestations of hematemesis, blood in the stool and the surrounding circulatory failure, due to esophageal and gastric varices due to rupture and peptic ulcer as the main cause of non-esophageal varices upper gastrointestinal bleeding, the latter In the upper gastrointestinal bleeding accounted for a larger proportion, it should be