Monday, August 1, 2011

Ask Dr KK: How is radiation measured?


Effective dose of radiation is measured in sieverts (Sv) or millisieverts (mSv). A whole body radiation dose of 1 Sv is associated with a 4 to 5 percent increased relative risk of fatal cancer. (1 Sv = 1000 mSv).

About the author: Dr K K Aggarwal is Padmashri and Dr B C Roy National Awardee, President Heart Care Foundation of India, Dean Board of Medical Education Moolchand Medcity, Sr. Physician & Cardiologist, Visiting professor Clinical Research DIPSAR, Past President Delhi Medical Association, Past Academic and Research Wing Head IMA, Chairman Ethics Committee Delhi Medical Council.  

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