Injury or Poisoning
radiation necrosis Audio
ra·di·a·tion ne·cro·sis [ ray-dee-ay-shun neh-kroh-sis ]
Definitions related to radiation necrosis:
  • The death of healthy tissue caused by radiation therapy. Radiation necrosis is a side effect of radiation therapy given to kill cancer cells, and can occur after cancer treatment has ended.
    NCI Dictionary of Cancer Terms
    U.S. National Cancer Institute, 2021
  • Tissue necrosis due to radiation exposure.
    NCI Thesaurus
    U.S. National Cancer Institute, 2021
  • Radiation necrosis, a focal structural lesion that usually occurs at the original tumor site, is a potential long-term central nervous system (CNS) complication of radiotherapy or radiosurgery. Edema and the presence of tumor render the CNS parenchyma in the tumor bed more susceptible to radiation necrosis.
    Medscape
    WebMD, 2019
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