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Neuro-Oncology: A Brief Review

Revathi K

Tumor is an abnormal cell formed in the brain. Tumors are generally malignant and benign. The study of brain and spinal cord related tumors or neoplasms are Neuro-Oncology. These tumors are generally life-threatening and very dangerous. A tumor that arises from glial cells in the brain or spinal cord is glioma. Majority of all the malignant brain tumors are of glioma. The glioblastoma multiforme has been classified by WHO as Glioblastoma or Grade IV Astrocytoma. Brain has glial cells which are star shaped and are known as astrocytes. The types of cancer of brain that originate from such cells are the astrocytomas.