Neoplastic Process
oligodendroglial neoplasm
Definitions related to oligodendroglial neoplasm:
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(oligodendroglial tumor) A neoplasm of the central nervous system composed predominantly of cells morphologically resembling oligodendroglia. Oligodendroglial tumors histologically comprise a continuous spectrum ranging from well-differentiated neoplasms to frankly malignant tumors. WHO grading system recognizes two malignancy grades: WHO grade II for well-differentiated tumors (oligodendroglioma) and WHO grade III for anaplastic oligodendroglioma. (Adapted from WHO)NCI ThesaurusU.S. National Cancer Institute, 2021
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(oligodendroglial tumor) A rare, slow-growing tumor that begins in the oligodendrocytes (brain cells that provide support and nourishment for nerve cells).NCI Dictionary of Cancer TermsU.S. National Cancer Institute, 2021
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(oligodendroglial tumor) Oligodendrogliomas are cerebral tumors that are differentiated from other gliomas on the basis of their unique genetic characteristics and better response to chemotherapy. These tumors are classified according to their grade (low grade oligodendrogliomas: grade II of the WHO classification and anaplastic oligodendrogliomas: grade III of the WHO classification) and according to their pure or mixed histology (oligoastrocytomas).OrphaNetINSERM, 2021
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