Cancer risks prompt doctors to try to lower imaging scan radiation


May 7, 2010

USA Today

Doctors are exploring ways to reduce the amount of radiation exposure from medical imaging tests in light of renewed concerns about the cancer risk, according to research presented at a radiology conference this week.

Medical radiation from exams such as CTs, or computed tomography, causes 29,000 new cancers a year, a report in the Archives of Internal Medicine showed in December. An accompanying article found that the scans may expose people to four times as much radiation as previously estimated. The Food and Drug Administration is considering safeguards for CT scanners and other imaging machines... read more