Report Raises Questions About Safety of CT Scans In a report in this week's New England Journal of Medicine, researchers say that doctors are over-proscribing CT scans, which deliver radiation doses 50 to 200 times higher than most X-rays. Other experts counter that the concern is exaggerated, and worry that patients will be scared away from having necessary scans.

Report Raises Questions About Safety of CT Scans

Report Raises Questions About Safety of CT Scans

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In a report in this week's New England Journal of Medicine, researchers at Columbia University say that doctors are over-proscribing CT scans. They warn that the scans, which deliver radiation doses 50 to 200 times higher than most X-rays, could lead to cancer.

Other experts counter that the concern is exaggerated, and worry that patients will be scared away from having necessary scans.