Radiation Therapy
Radiation therapy is used in a number of cancers as both the main method of killing cancer cells or in combination with surgery (either before or after). The radiation comes in the form of high-energy x-rays that are delivered to the patient only in the areas at highest risk for cancer. These x-rays are similar to those used for diagnostic x-rays, only of a much higher energy. The high-energy of x-rays in radiation therapy results in damage to the DNA of cells, causing tumor cells to die. Continue reading