Brain Cancer
The body normally forms new cells only when they are needed to replace old or damaged ones. If something happens to disturb this controlled process, abnormal or excessive cells are produced. When this occurs a tumor is developed. This is known as cancer. When a tumor is developed on the brain, it is called a brain tumor or brain cancer. Brain tumors can be benign or malignant (benign being not cancerous and malignant being cancerous). Both types can be deadly when dealing with the brain. Benign brain tumors consist of very slow growing cells. They have distinct borders and rarely spread to other locations. When viewed under a microscope, the cells of a benign tumor have an almost normal appearance. Even though these tumors sound harmless they can be life-threatening when located in such a vital area. Since the skull is unable to expand when the tumor grows it puts' pressure on the brain. This results in damaged brain tissues and if left untreated a
Tumor staging is used to determine the extent of cancer. ✓ Because of their location brain, tumors are difficult to treat. ✓ Approximately 44 percent of all primary brain tumors are benign. A new procedure is being tried called gamma knife, which is a type of radio surgery. ✓ Brain tumors are the second fastest growing cause of cancer death among those over age 65. ✓ Unlike most benign tumors when located on the brain they can cause death. For example if the tumor is on the occipital lobe, you would have problems with your vision. ✓ The cause of brain cancer is still unknown. Some Statistics ✓ Within the next year, over 100,000 people in the U. Later symptoms include nausea, vomiting, fever, change in pulse, and trouble breathing. The stage indicates if the cancer has spread and how far. Most tumors are treated with a combination of chemotherapy, radiation therapy, and surgery. Mental changes may also occur such as difficulty in communication and speech. It uses precise radiation to isolate and kill the tumor.
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