A brain tumor is an abnormal growth consisting of cells reproducing uncontrollably. A benign brain tumor is composed of harmless cells, and is contained within distinct boundaries. Most benign tumors can be removed surgically. Malignant tumors are...
A glioma such as a glioblastoma, also called glioblastoma multiforme, is a type of tumor that develops from the glial cells in the brain and central nervous system. Glial cells are supportive cell structures that bring nutrients and energy to the...
The American Cancer Society says radiation therapy uses high-energy beams or particles to damage cancer cells and cause them to die or fail to divide and grow. Radiation therapy is delivered by a machine outside the body or by placing radioactive...
Radiation therapy is an extremely effective method of destroying any cancer cells that remain after surgery and reduces the risk of breast cancer recurrence by 70 percent, according to Breastcancer.org. Radiation is delivered in multiple doses and...
Radiation therapy directs high-energy streams of atomic particles at diseased tissue with the aim of damaging the cell division mechanism. In the case of breast cancer, the American Cancer Society says radiation is most often used in conjunction...
Some types of brain cancers, known as primary tumors, arise when a particular type of brain cell undergoes transformation and grows and multiplies in abnormal ways, forming a tumor. Other, more common types of brain tumors, known as metastatic...
The National Cancer Institute describes brain tumors as the abnormal growth of cells; brain tumors can form in any part of the brain or the spinal cord, and together they are known as brain and central nervous system tumors. Brain tumors are...
