| glioblast | An early neural cell developing, like the neuroblast, from the early ependymal cell of the neural tube; gives rise to neuroglial and ependymal cells, astrocytes, and oligodendrocytes. See: spongioblast. Origin: Glio-+ G. Blastos, germ (05 Mar 2000) |
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| glioblastoma | <oncology, tumour> A malignant brain tumour that accounts for 75% of glial tumours (arising from glial cells in the brain). Treatment is difficult and consists of a combination of radiation therapy and surgery. (17 Dec 1997) |
| glioblastoma multiforme | <oncology, tumour> A malignant brain tumour that accounts for 75% of glial tumours (arising from glial cells in the brain). Treatment is difficult and consists of a combination of radiation therapy and surgery. (17 Dec 1997) |
| glioblastosis cerebri | A diffuse intracranial neoplasm of astrocytic origin. Synonym: astrocytosis cerebri, glioblastosis cerebri. (05 Mar 2000) |