A primary brain tumor is a group (mass) of abnormal cells that start in the brain. This article focuses on primary brain tumors in adults. See also: Brain tumor - metastatic (cancer that has spread to the brain; Brain t...
Like all other parts of the body, the brain and central nervous system are made up of cells that ordinarily grow and divide to create new cells as needed. This is usually an orderly process; but wh...
A primary brain tumor is a group (mass) of abnormal cells that start in the brain. This article focuses on primary brain tumors in adults. See also: Brain tumor - metastatic (cancer that has spread...