Gliomas account for 30% to 40% of all intracranial tumors. About half of all gliomas in adults are glioblastomas. The incidence of primary brain.
Adult Glioma Incidence and Survival by Race or Ethnicity in the United States From to Ostrom QT(1)(2), Cote DJ(3)(4)(5), Ascha.
A glioma is a type of brain tumor that starts in the brain. Gliomas are tumors that arise from "glial" cells. Gliomas make up about 74% of malignant brain tumors.