chemotherapy is used to kill cancer cells and block the multiplication of growth of those cells and thus destroy their ability to divide and grow. It is administered in body by various routes like intravenous, intrathecal, subcutaneous, intramuscular, intravesical the patient on a temporary or permanent basis. Radiation therapy may be used to cure cancer, to relieve a cancer patient's pain or alleviate other symptoms.
Preparation for radiation therapy is focused on targeting the radiation dose to the cancer as precisely as possible to minimize side effects and avoid damaging normal cells. Imaging tests may be used to help determine the exact shape and location of your tumor and define its boundaries. Your doctor will give you specific instructions based on the type of exam being performed.
