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Radiology vs Radiotherapy - What's the difference?

radiology | radiotherapy |

As nouns the difference between radiology and radiotherapy

is that radiology is the use of radioactive substances in diagnosis and treatment while radiotherapy is the therapeutic use of ionizing radiation, almost exclusively used for the treatment of malignant disease.

radiology

Noun

(-)
  • (medicine) The use of radioactive substances in diagnosis and treatment.
  • (medicine) The use of radiation (including ionizing radiation, especially X-rays) in diagnosis, usually through the formation of images.
  • Radioscopy.
  • radiotherapy

    Noun

    (radiotherapies)
  • The therapeutic use of ionizing radiation, almost exclusively used for the treatment of malignant disease.
  • Synonyms

    * radiation therapy

    Derived terms

    * radiotherapist

    See also

    * brachytherapy * teletherapy * Roentgentherapy * chemotherapy