What causes men to spit blood when brushing their teeth?

Question
Hello doctor,
Sometimes, I brush my teeth and spit out some fresh blood. I don't feel a sore throat or cough at all. So the doctor asked me what is the cause of men spitting up blood when brushing their teeth? Thank you doctor.
Anonymous customer
Answer
Answered by Specialist Doctor II Nguyen Khanh Nam - Department of General Surgery, Vinmec Nha Trang International General Hospital.
Hello,
With the question “What is the cause of men spitting up blood when brushing their teeth? ”, the doctor would like to answer as follows:
There are many causes of spitting up blood when brushing teeth such as upper respiratory tract damage, infection, .. You should go to the clinic of Oral, Maxillofacial and Ear Nose throat for examination, diagnosis and treatment.
If you still have questions about men spitting up blood when brushing their teeth, you can go to a hospital under Vinmec Health System for further examination and advice. Thank you for trusting and sending questions to Vinmec. Wishing you lots of health.
Best regards!