Cardiac-gated CTA radiation doses can vary and be as high as 28.4 mSv (10 times the annual natural background radiation) in children, according to a recent study conducted by researchers from Duke University Medical Center in Durham, NC and Stanford University Medical Center in Palo Alto, CA.
"This investigation evaluated the potential radiation dose of coronary CT angiography in pediatric patients," said Caroline Hollingsworth, MD of Duke University Medical Center, lead author of the study. "Since often adult technologies and techniques are simply applied to children, we were interested in assessing what the dose could be," she said.
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