上消化道出血指空肠上段消化道,包括食管、胃、十二指肠或胆道以及空肠上段病变引起的出血,临床表现为呕血和便血,按出血量可分为隐性出血、显性出血和大出血。一、病因上消化道出血的病因很多,最常见的仍然是溃疡病,居首位,第二位是食管静脉曲张破裂出血,再次为上消化道肿瘤、胆道出血、急性胃粘膜病变所致的出血。此外,还有一些少见病因。 Upper gastrointestinal bleeding refers to the upper jejunum digestive tract, including esophageal, stomach, duodenum or biliary tract and upper jejunum lesions caused by bleeding, the clinical manifestations of hematemesis and blood in the stool, according to the amount of bleeding can be divided into occult bleeding, overt bleeding and Bleeding. First, the cause of upper gastrointestinal bleeding many, the most common is still ulcer disease, ranking first, the second is esophageal variceal bleeding, again for the upper gastrointestinal cancer, biliary bleeding, acute gastric mucosal lesions caused Bleeding. In addition, there are some rare causes.