Radiation therapy, external: Radiation therapy in which the source of radiation is a machine outside the body.
What is external beam radiation therapy? External beam radiation therapy comes from a machine that aims radiation at your cancer. The machine is large and may be noisy.
Care guide for External Radiation Therapy possible causes, signs and symptoms, standard treatment options and means of care and support.
Information about radiation cancer therapy including treatment options, activity sequence and side-effects.
How does your doctor plan your treatment? After a physical exam and a review of your medical history and test results, the doctor will pinpoint the area to be treated.