There is no reason to be uncomfortable while living with cancer. Communicate with your doctor at all times and keep trying different things until you find what works for you. Well, here they are. I hope they provide you with some relief and comfort. Bleeding Bleeding in the mouth or any other part of the body is usually caused by a decrease in the number of platelets.
Platelets are cells produced by the bone marrow and are responsible for blood clotting.
As chemotherapy or radiation begins to kill the rapidly dividing cells of the bone marrow, platelets are also often affected. As a result, bleeding in the gums, nose or other parts of the body can occur. Bruises are also common in people with low platelet counts, as a small bump can cause bleeding into the skin and tissues. A person with decreased platelets therefore bleeds easily and everyday activities like brushing teeth or shaving with a razor can result in prolonged bleeding. What to look for Blood in mouth from gums, tongue or lips.