Neoplastic Process
gliosarcoma
[ glee-oh-sar-koh-muh ]
Subclass of:
Glioma
Definitions related to gliosarcoma:
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A rare histological variant of glioblastoma (WHO grade IV) characterized by a biphasic tissue pattern with alternating areas displaying glial and mesenchymal differentiation (WHO).NCI ThesaurusU.S. National Cancer Institute, 2021
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A type of glioma (cancer of the brain that comes from glial, or supportive, cells).NCI Dictionary of Cancer TermsU.S. National Cancer Institute, 2021
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Rare mixed tumors of the brain and rarely the spinal cord which contain malignant neuroectodermal (glial) and mesenchymal components, including spindle-shaped fibrosarcoma cells. These tumors are highly aggressive and present primarily in adults as rapidly expanding mass lesions. They may arise in tissue that has been previously irradiated. (From Br J Neurosurg 1995 Apr;9(2):171-8)NLM Medical Subject HeadingsU.S. National Library of Medicine, 2021
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