http://www.physorg.com/ en-us Physorg.com internet news portal provides the latest news on science including: Physics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. Doctors may be implanting too many artery-opening stents and could improve patient outcomes - and ultimately save lives - if they did more in-depth measurements of blood flow in the vessels to the heart. That's the finding of a study, to be published Jan. 15 in the New England Journal of Medicine, that evaluated the benefits of a new diagnostic tool to measure blood flow and determine whether stenting was the best option. http://www.physorg.com/news151176330.html Medicine & Health Wed, 14 Jan 2009 17:25:30 EST news151176330