| Definition of 'Glioblastoma' |
Princeton's WordNet |
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1. (noun) glioblastoma, spongioblastoma
a fast-growing malignant brain tumor composed of spongioblasts; nearly always fatal
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| Definition of 'Glioblastoma' |
U.S. National Library of Medicine |
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1. Glioblastoma
A malignant form of astrocytoma histologically characterized by pleomorphism of cells, nuclear atypia, microhemorrhage, and necrosis. They may arise in any region of the central nervous system, with a predilection for the cerebral hemispheres, basal ganglia, and commissural pathways. Clinical presentation most frequently occurs in the fifth or sixth decade of life with focal neurologic signs or seizures.
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