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any malignant astrocytoma.
glioblastoma multifor´me astrocytoma grade III or IV; a rapidly growing tumor, usually of the cerebral hemispheres, composed of spongioblasts, astroblasts, and astrocytes.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
n. pl. glioblasto·mas or glioblasto·mata (-mə-tə)
A malignant tumor of the central nervous system, usually occurring in the cerebrum of adults.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
glioblastomaAstrocytoma, grade III-IV, glioblastoma multiforme, malignant astrocytoma Neurosurgery A highly aggressive 1º brain tumor–BT arising in glia, comprising 30% of the 5000 new BTs/yr, US At risk occupations Anatomists, pathologists, dentists, ophthalmologists Treatment Poor response to surgery, chemotherapy, RT. See Gliadel® wafer.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.