obsolete_brain glioblastoma true EFO:0006545 DOID:3073 grade IV astrocytic neoplasm of the brain SCTID:276828006 grade IV astrocytic tumor of the brain grade IV brain astrocytic neoplasm UMLS:C0349543 glioblastoma multiforme of brain A WHO grade IV malignant astrocytic tumor that arises from the brain, usually the cerebral hemispheres. It is characterized by the presence of poorly differentiated astrocytes, cellular polymorphism, nuclear atypia, and increased mitotic activity. The prognosis is poor. brain glioblastoma multiforme 3.88.0 glioblastoma multiforme of the brain http://purl.obolibrary.org/obo/MONDO_0002501 brain glioblastoma multiforme (disease) Replaced by Mondo term MONDO_0002501, with which this term was previously merged. Use: http://purl.obolibrary.org/obo/MONDO_0002501 brain glioblastoma brain glioblastoma (disease) grade IV astrocytic neoplasm of brain NCIT:C4642 glioblastoma (disease) of brain grade IV brain astrocytic tumor grade IV astrocytic tumor of brain