Sudden heavy bleeding in the mouth may be caused by gingivitis, abnormal blood clotting function, gastrointestinal diseases, etc., and you should consult a doctor in time to clarify the cause of the disease.
1. Gingivitis: If there is sudden heavy bleeding in the mouth after biting hard objects or brushing teeth, it should be considered that it is caused by gingivitis due to plaque infection, and this kind of people will also have symptoms such as change of gum color and gum recession.
2. Abnormal coagulation function: sudden heavy bleeding in the mouth may also be caused by blood coagulation disorders due to abnormalities in the walls of blood vessels and lack of coagulation factors, and such people may also suffer from fever, fatigue, loss of appetite, and ecchymosis of the skin, and so on.
3. Gastrointestinal diseases: a lot of blood in the mouth may be caused by gastric ulcer, duodenal ulcer, gastroesophageal varices and other gastrointestinal bleeding through the oral discharge caused by such people will also have epigastric bloating and the usual regular postprandial epigastric pain and other symptoms.
The appearance of a large amount of blood in the mouth timely hospital treatment.