Reactions: study shows association between undergoing CT scan as a young person and increased cancer risk
An international study involving ISGlobal in Barcelona has studied almost one million people and concludes that having a CT scan before the age of 22 increases the risk of developing blood tumours in later years by 16%. According to the authors, who publish the results in the journal Nature Medicine, "in terms of absolute risk this means that, for every 10,000 young people who undergo a CT scan, we can expect to see around 1-2 cases of cancer in the 2-12 years following the examination.
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