external beam therapy

external beam therapy
see under radiotherapy.

Medical dictionary. 2011.

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Look at other dictionaries:

  • external beam radiotherapy — treatment by radiation emitted from a source located at a distance from the body; called also beam therapy, external beam therapy, and teleradiotherapy …   Medical dictionary

  • 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

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  • 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 external-beam radiation therapy — 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 external… …   English dictionary of cancer terms

  • Beam's eye view — (or BEV) is an imaging technique used in radiation therapy for the quality assurance and planning of External Beam Radiation Therapy treatments. These are primarily used to ensure that the relative orientation of the patient and the treatment… …   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

  • therapy — 1. The treatment of disease or disorder by any method. SEE ALSO: therapeutics. 2. In psychiatry, and clinical psychology, a short term for psychotherapy. SEE ALSO: psychotherapy …   Medical dictionary

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