CNN's Dr. Sanjay Gupta talks about new studies indicating the radiation risk from CT scans is higher than thought.
- two new studies indicate that CT give off more radiation then previously thought
- 29,000 new cancer cases could be caused by scans according to study
http://cnn.com/video/data/2.0/video/health/2009/12/15/gupta.ct.scans.radiation.cnn.html