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Causes of brain tumor?
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High School Teacher
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Let's define first what is brain tumor-pertains to a group of similar cells that has abnormal cell division and growth patterns and develop into a mass of cells that microscopically do not have the appearance and characters of a cancer. The cause of brain tumor are the following:
1. meningioma-or a tumor occuring from the membrane covering the spinal cord and brain.
2. pituitary adenomas-a type of tumor arising from the pituitary gland.
3.craniopharyngioma- a type of tumor that has a cystic cell remnants of Rathke's pouch (nasopharynx)
4. schwannoma (also known as acoustic neuroma) - it is a type of tumor in the 8th cranial nerve arising from Schwann cells (insulating cells of the nervous system);
5. choroid plexus papilloma -choroid plexus tissue or the tissue responsible for the production of cerebrospinal fluid mass that primarily responsible in blocking CSF fluid floW, and it is more common among children.
Posted by naldskee27 on November 2, 2012 at 11:47 AM (Answer #1)
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