Radiation too high in CT scans

AUSTRALIAN CT scans have been found to generate up to a third more radiation than necessary to yield a clear diagnostic image, needlessly exposing patients to an increased risk of cancer.

The findings have emerged amid concerns about the growth in referrals for CT scans and as radiation safety experts and radiologists prepare a national monitoring scheme to keep radiation doses to the minimum necessary.

Read the full article http://www.theage.com.au/national/radiation-too-high-in-ct-scans-says-study-20100407-rs6v.html