radiation treatment radiation treatment

Mammography has helped increase the early detection of breast tumors. Now, researchers say, the goal is to discern which of those tumors need aggressive treatment, including chemotherapy or radiation after surgery. Chicago Tribune/Getty Images hide caption

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Chicago Tribune/Getty Images

Tumor Test Helps Identify Which Breast Cancers Don't Require Extra Treatment

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Barbara King rings the "victory bell" and holds up a certificate celebrating her completion of 25 external radiation treatments. Courtesy of Charles Hogg hide caption

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Courtesy of Charles Hogg

This illustration shows a device made by MammoSite used to deliver targeted doses of radiation as part of brachytherapy. Courtesy Radiological Society of North America hide caption

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Courtesy Radiological Society of North America

Wider Use Of Breast Cancer Radiation Technique Raises Concern

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