ependymoma

Definition / meaning of ependymoma

A type of brain tumor that begins in cells lining the spinal cord central canal (fluid-filled space down the center) or the ventricles (fluid-filled spaces of the brain). Ependymomas may also form in the choroid plexus (tissue in the ventricles that makes cerebrospinal fluid). Also called ependymal tumor.

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Find More About 'ependymoma'

Source(s):

The Web site of the National Cancer Institute (http://www.cancer.gov/)

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