Preferred Label : Oligodendroglial tumours;
ICD-11 definition : 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);
ICD-11 inclusion : oligodendroglioma of unspecified site; oligodendroblastoma of unspecified site;
Origin ID : 805811519;
Automatic exact mappings (from CISMeF team)
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)
