She says other states may not even be able to trace addresses for people in their states who have succumbed to glioblastoma. Our viewer thought that some basic brain tumor information might be helpful. There is, of course, much more information available on the Web and elsewhere. About half of all primary brain tumors are gliomas. This means that they grow from glial cells.
Glial cells are a specific type of brain cell.
Gliomas usually occur in the cerebral hemispheres but may also strike other areas, especially the optic nerve, and the brain stem. I understand that, particularly among children, they can also be found in the cerebellum. Gliomas are classified into several groups because there are different kinds of glial cells. The most common types of gliomas are called astrocytomas. They develop from star-shaped glial cells called astrocytes.