oligoastrocytic tumor oligoastrocytoma glioma, mixed, benign ICD10:C71.9 mixed astrocytic-oligodendroglial neoplasm mixed astrocytic-oligodendroglial tumor EFO:0000630 MedDRA:10027744 mixed astrocytoma-oligodendroglioma http://www.case.edu/EpSO.owl#Oligoastrocytoma MOA WHO grade II mixed glioma oligoastrocytoma mixed oligoastrocytoma DOID:7912 A WHO grade II tumor composed of a conspicuous mixture of two distinct neoplastic cell types morphologically resembling the tumor cells in oligodendroglioma and diffuse astrocytoma. (WHO) GARD:0009769 Orphanet:251656 ONCOTREE:OAST mixed oligo-astrocytoma MONDO:0016702 SCTID:716647001 UMLS:C0280793 NCIT:C4050 mixed oligodendroglioma-astrocytoma grade II glioma