Brain Cancer Risk Factors

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Radiation therapy

Radiation therapy used to treat brain cancers increases the risk of brain tumors up to 20 or 30 years later.

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Genetics

Some inherited conditions increase the risk of brain tumors, including neurofibromatosis, Von Hippel-Lindau syndrome, Li-Fraumeni syndrome, and Turcot syndrome.

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Environmental factors

Exposure to radiation at work or to power lines, as well as head injuries, smoking, and hormone therapy have not been proven to be risk factors.

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Cell phones

Studies have found that cell phones, cordless phones, and wireless devices are safe and do not increase the risk.

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Lymphomas

Lymphomas that begin in the brain in people with a weakened immune system are sometimes linked to infection by the Epstein-Barr virus.