Surprising Brain Tumor Causes And Risk Factors You Might Be Unaware

Brain tumor Causes And Risk Factors

Brain tumors that begin in the brain.Primary brain tumor causes originate in the brain itself or in tissues close to it such as in the brain covering membranes (meninges), cranial nerves, pituitary gland or pineal gland.Primary brain tumors begin when normal cells acquire errors (mutations) in their DNA. These mutations allow cells to grow and divide at increased rates and to continue living when healthy cells would die. The result is a mass of abnormal cell which forms a tumor.Primary brain tumor  are much less common than are secondary brain tumors  in which cancer begins elsewhere and spreads to the brain.

brain tumor causes:

Many different types of primary brain tumor causes exist. Each gets its name from the type of cells involved. Examples include:

  • Gliomas. These brain tumor begin in the brain or spinal cord and include astrocytomas, ependymoma, glioblastomas, oligoastrocytomas and oligodendrogliomas.
  • Meningiomas. A meningioma is a tumor that brain tumor causes arises from the membranes that surround your brain and spinal cord (meninges). Most meningiomas are noncancerous.

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