obsolete_anaplastic oligodendroglioma https://rarediseases.info.nih.gov/diseases/9472/anaplastic-oligodendroglioma true oligodendroglioma, anaplastic, malignant http://purl.obolibrary.org/obo/MONDO_0016696 ICDO:9451/3 Orphanet:251630 Replaced by Mondo term MONDO_0016696, with which this term was previously merged. Use: http://purl.obolibrary.org/obo/MONDO_0016696 GARD:0009472 EFO:0002501 A WHO grade III oligodendroglioma with focal or diffuse malignant morphologic features (prominent nuclear pleomorphism, mitoses, and increased cellularity). undifferentiated oligodendroglioma NCIT:C4326 ONCOTREE:AODG MedDRA:10026659 WHO grade III oligodendroglial neoplasm UMLS:C0334590 oligodendroglioma, malignant ICD10:C71.9 ICD10:C79.1 3.88.0 WHO grade III oligodendroglial tumor malignant oligodendroglioma anaplastic oligodendroglioma