Radiation Therapy for Cancers of the Colon, Rectum and Anus

Colon and rectum cancers sometimes spread to the liver. Liver metastases can sometimes be removed by surgery. ∎. When surgery is not possible, …

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CANCERS OF THE COLON, RECTUM AND ANUS, clinical trials, www.rtanswers.org, Facts to Help Patients Make an Informed Decision, National Cancer Institute, Radiation Therapy Answers, www.astro.org, Cancer.Net, Colorectal Cancer Alliance, Colorectal Cancer Coalition, External beam radiation therapy involves a series of daily, outpatient treatments that accurately deliver radiation, to the area needing therapy. The radiation beam usually, comes from a machine called a linear accelerator. simulation, Radiation therapy is often used in conjunction with, surgery and chemotherapy to treat cancers of the colon,, rectum and anus. threedimensional conformal radiation therapy (3D-CRT), intensity modulated radiation therapy (IMRT), image guided radiation therapy (IGRT), Colon and rectum cancers sometimes spread to the liver. radiotherapy, radiation oncologists, stereotactic body radiation therapy (SBRT), selective internal radiation, therapy (SIRT)

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