Kids at higher cancer risk after CT scans

The study of Medicare data in 10 million people aged 19 or under, conducted by the School of Population and Global Health at the University of Melbourne, also demonstrated a dose response, with the risk of cancer increased by 16% for each additional CT scan.

CT scan exposures – included in the study if they occurred more than one year before any cancer diagnosis – also increased the risk of cancer to a greater extent in younger patients.

The risk of all cancers was 72% greater in children aged 0–4 years, 40% greater in children aged 5–9,