Radiation therapy, external
Radiation therapy in which the source of radiation is a machine outside the

Medical dictionary. 2011.

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  • Radiation therapy — Radiation (medicine) redirects here. It is not to be confused with Radiation (pain) or Radiology. Radiation therapy Intervention ICD 10 PCS D ICD 9 CM …   Wikipedia

  • radiation therapy — radiotherapy. * * * or radiotherapy or therapeutic radiology Use of radiation sources to treat or relieve diseases, usually cancer (including leukemia). The ionizing radiation primarily used to destroy diseased cells works best on fast growing… …   Universalium

  • radiation therapy — The use of high energy radiation from x rays, gamma rays, neutrons, protons, and other sources to kill cancer cells and shrink tumors. Radiation may come from a machine outside the body (external beam radiation therapy), or it may come from… …   English dictionary of cancer terms

  • Radiation Therapy Oncology Group — The Radiation Therapy Oncology Group (RTOG) was initially organized in 1968 under the direction of Dr. Simon Kramer as a national cooperative group for the purpose of conducting radiation therapy research and clinical investigations. Funding from …   Wikipedia

  • external radiation therapy — A type of radiation therapy that uses a machine to aim high energy rays at the cancer from outside of the body. Also called external beam radiation therapy …   English dictionary of cancer terms

  • external-beam radiation therapy — A type of radiation therapy that uses a machine to aim high energy rays at the cancer from outside of the body. Also called external radiation therapy …   English dictionary of cancer terms

  • Stereotactic external-beam radiation therapy — is a type of external radiation therapy that uses special equipment to position the patient and precisely deliver radiation to a tumor. The total dose of radiation is divided into several smaller doses given over several days. Stereotactic… …   Wikipedia

  • Stereotactic radiation therapy — is a type of external radiation therapy that uses special equipment to position the patient and precisely deliver radiation to a tumor. The total dose of radiation is divided into several smaller doses given over several days. Stereotactic… …   Wikipedia

  • Intraoperative Electron Radiation Therapy — (or IOERT ) is the application of electron radiation directly to the residual tumor or tumor bed during cancer surgery. IOERT has been called precision radiotherapy , as the physician has direct visualization of the tumor, can exclude normal… …   Wikipedia

  • Charged-particle radiation therapy — is a type of external radiation therapy that uses a particle accelerator to fire high energy particles (such as protons or carbon nuclei[1]) that kill cancer cells. This method causes less damage to nearby healthy tissue than traditional… …   Wikipedia

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