3-D mammograms are popular, but are they better than 2-D?
Gold standard trials comparing breast cancer screening methods are just getting under way
ALL CLEAR This 3-D mammogram shows a normal breast. Initial studies suggest that the technology is more sensitive than traditional 2-D imaging, but it’s unclear if that helps reduce the number of deaths from breast cancer.
National Cancer Institute, National Institutes of Health/Flickr (CC BY-NC 2.0)