If you're having chest pains, an advanced type of CT scan can quickly rule out a heart attack. New research suggests this might be good for hospitals, but not necessarily for you. These heart scans cut time spent in the hospital but didn't save money, the study found. They also prompted more tests and questionable treatments and gave relatively large doses of radiation to people at such low risk of a heart attack that they probably didn't need a major test at all. There is no evidence that adding these tests saved lives or found more heart attacks, wrote Dr. Rita Redberg, a cardiologist at the University of California, San Francisco in an editorial. Her commentary accompanied the study in...
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