|Radiation therapy uses a stream of high-energy particles or waves, such as
x-rays, gamma rays, and alpha and beta particles, to destroy or damage cancer cells.
radiation , and
electromagnetic radiation). Other
names for radiation therapy include radiotherapy, x-ray therapy, cobalt therapy, electron
beam therapy and irradiation. Radiation therapy is one of the most common treatments for
cancer and is used in more than half of all cancer cases. It is the primary treatment for
many kinds of cancer in almost any part of the body, such as certain head and neck tumors,
early-stage Hodgkins disease and non-Hodgkins lymphomas, and certain cancers
of the lung, breast, cervix, prostate, testes, bladder, thyroid, and brain.
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