Brawley noted that some centers charge at least $300 for these scans, which often aren't covered by insurance, particularly for low-risk patients.
Screening info: http://www.cancer.gov/cancertopics/types/lung
AP Medical Writer Lindsey Tanner can be reached at http://www.twitter.com/LindseyTanner
Copyright 2012 The Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.