Gliomas account for almost 80% of primary malignant brain tumors, and they result in more years of life lost than do any other tumors. Glioblastoma, the most common type of glioma, is associated ...

Source: Focus Medica. A tumor that originates in the glial cells of the brain or spinal cord that causes headache, confusion, memory loss, speech problems or seizures. The exact cause is not known ...