National Cancer Institute
U.S. National Institutes of Health | www.cancer.gov
In English | En español
NCI Home
Cancer Topics
Clinical Trials
Cancer Statistics
Research & Funding
News
About NCI
Dictionary of Cancer Terms
In English   En español
Page Options
Print This Page
More NCI Dictionaries
NCI Drug Dictionary

Glossary of Statistical Terms

NCI Dictionary of Genetics Terms

Terminology Resources
Quit Smoking Today
Search for
# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
In English   En español

high-dose radiation (hy-dose RAY-dee-AY-shun)

 An amount of radiation that is greater than that given in typical radiation therapy. High-dose radiation is precisely directed at the tumor to avoid damaging healthy tissue, and may kill more cancer cells in fewer treatments. Also called HDR.



Previous Definitions:HIFU, high blood pressure, high blood sugar, high grade, high-dose chemotherapy
Next Definitions:high-dose-rate remote brachytherapy, high-dose-rate remote radiation therapy, high-energy photon therapy, high-grade lymphoma, high-grade squamous intraepithelial lesion

A Service of the National Cancer Institute
Department of Health and Human Services National Institutes of Health USA.gov