Do CT scans cause cancer?

Published: March, 2013

For older men the risk from diagnostic CT scans is relatively small.

By one estimate, Americans have more than 70 million CT scans every year. This raises a concern: The scans expose people to x-rays, and this so-called ionizing radiation can damage cells and lead to cancer down the road. But for older men, CT scanning does not present a great risk compared with the benefits of diagnostic scans.

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