Spitting blood. Cancer?

Spitting blood may be cancer, but it may also be related to other factors.

For

example, lung cancer, esophageal cancer, tongue cancer, etc., the blood vessels on the surface of the tumor are prone to rupture, leading to blood exudation, and together with saliva discharged from the body. In addition, the symptoms may also be related to factors such as gingival bleeding, oral ulcers

, etc.