Hematemesisisadiseaseofvomitingwithblood.Itismanifestedasprofusebleedingwithpurple-coloredordark-red-coloredcoagulaincombinationwithdregsoffoodorhematochezia.InWesternmedicineitisfoundinhemorrhageofupperdigestivetract,gastroduodenalulceranddamagesofesopha...[繼續閱讀]