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NCI Dictionary of Cancer Terms

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NCI Dictionary of Cancer Terms



implant radiation therapy  listen  (... RAY-dee-AY-shun THAYR-uh-pee)

  A type of radiation therapy in which radioactive material sealed in needles, seeds, wires, or catheters is placed directly into or near a tumor. Also called brachytherapy, internal radiation therapy, and radiation brachytherapy.