A brain tumor is an abnormal growth of cells in the brain. These tumors can be benign (non-cancerous) or malignant (cancerous). They can arise from various types of cells within the brain, including glial cells (such as astrocytes, oligodendrocytes, and ependymal cells) or neurons.

A brain tumor is an abnormal growth of cells in the brain. These tumors can be benign (non-cancerous) or malignant (cancerous). They can arise from various types of cells within the brain, including glial cells (such as astrocytes, oligodendrocytes, and ependymal cells) or neurons.

A brain tumor is an abnormal growth of cells in the brain. These tumors can be benign (non-cancerous) or malignant (cancerous). They can arise from various types of cells within the brain, including glial cells (such as astrocytes, oligodendrocytes, and ependymal cells) or neurons.