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Glioma | |
---|---|
Glioma in the left parietal lobe (brain CT scan), WHO grade 2 | |
Specialty | Oncology, Neurology |
Risk factors | Advanced age, ionizing radiation[1] |
Diagnostic method | Brain imaging[1] |
A glioma is a type of primary tumor that starts in the glial cells of the brain or spinal cord. They are cancerous but some are extremely slow to develop.[2][3] Gliomas comprise about 30 percent of all brain tumors and central nervous system tumours, and 80 percent of all malignant brain tumours.[4]