咯血,又称为吐血,跟呕血容易混淆。那么,咯血跟呕血究竟有什么样的区别呢? 呕血,医学上是指上消化道及食管、胃、十二指肠、胃空肠吻合术后的空肠以及胰腺、胆道出血量较多时,胃内或反流入胃内的血液,经口腔呕出者;呕血的血液呈咖啡色,也可是鲜红色;未被呕出的血液,随大便排出时可出现柏油样黑便。 呕血的病因很多,主要是上消化道疾病所致,少数病例可为全身 Hemoptysis, also known as hematemesis, is easily confused with hematemesis. So, what is the difference between hemoptysis and hematemesis? Hematemesis, medically refers to the upper gastrointestinal tract and esophagus, stomach, duodenum, jejunum after gastrojejunostomy and pancreas, bile duct bleeding more, the stomach Or reflux into the stomach of the blood, vomiting by the oral cavity; hematemesis blood was brown, but also bright red; not vomited blood, with the stool can be discharged as black as black. Etiology of vomiting many, mainly caused by upper gastrointestinal diseases, a small number of cases can be systemic