Healthcare providers do not know exactly what causes a brain tumor. But certain factors may raise your risk.
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A brain tumor is an abnormal growth of tissue in the brain. The tumor can either originate in the brain itself or come from another part of the body and travel to the brain.
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Chemotherapy uses medicines to kill cancer cells. The medicines attack and kill cells that divide rapidly. Some of these rapidly dividing cells are cancer, but others are normal cells in the body.
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There are 2 main types of radiation therapy. Healthcare providers can give it from a machine outside the body or from small radioactive pellets placed inside or near the tumor.
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A tumor forms when an abnormal cell grows to form a mass of abnormal cells. Spinal cord tumors are tumors that form on the spinal cord or in the area around it.
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