What disease did the person get to be able to vomit blood

Hematemesis refers to blood spit out from the mouth, may be due to esophageal, stomach and other upper digestive tract damage, may be due to lung disease, may also be caused by oral diseases. Hematemesis is most common in upper digestive tract diseases, such as stomach, duodenal ulcer, gastric cancer, esophageal perforation, esophageal cancer, esophageal varices rupture, etc. may cause vomiting blood, the general amount is relatively large, in hematemesis before there may be palpitation, abdominal pain and other performance. Lung infection, bronchiectasis, tuberculosis, etc. are easy to cause pink foamy sputum when coughing, and even hemoptysis. In addition, oral diseases such as gingival bleeding, gum cancer, etc. may also cause vomiting blood. Generally, the amount is relatively small. It is recommended that people with similar symptoms see a doctor in time.