Therapy, external beam radiation: Radiation focused from a source outside the body on the affected area (for example, the cancer) within the body, much like getting a diagnostic x-ray, but for a longer period of time.
Information about radiation cancer therapy including treatment options, activity sequence and side-effects.
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.
External Beam Radiation Therapy. External beam radiation therapy uses a linear accelerator, a high-energy x-ray machine, to direct radiation to the prostate tumor.
External beam radiation therapy (EBRT) remains one of the primary treatment modalities for patients with localized or locally advanced prostate cancer.
To order free copies of this fact sheet, please call 1-800-422-6237 (1-800-4-CANCER). About the treatment: What is external beam radiation therapy?