Other than radiation exposure, there are no known lifestyle-related or environmental causes of brain and spinal cord tumors, so at this time there is no known way to protect against most of these tumors. More In Brain And Spinal Cord Tumors In Adults About Brain and Spinal Cord Tumors in Adults Causes, Risk Factors, and Prevention. Brain and spinal cord tumors, like other tumors, are caused by changes in the DNA inside cells. DNA is the chemical that makes up our genes, which control how our cells function. We usually look like our parents because they are the source of our DNA. But DNA affects more than how we look.
Brain tumors can occur at any age. Researchers and doctors do not know exact cause of brain tumors. Risk factors include exposure to ionizing radiation and family history of brain tumors. The signs symptoms of brain tumors depend on their size, type, and location. Jul 11, · An adult central nervous system tumor is a disease in which abnormal cells form in the tissues of the brain and/or spinal cord. There are many types of brain and spinal cord tumors. The tumors are formed by the abnormal growth of cells and may begin in different parts of the brain or spinal cord.