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Researchers Test New Techniques to Rule Out and Predict Heart Attacks

JAMA:new protocol to rule out myocardial infarctions (MIs), or heart attacks, in emergency departments using a recently approved high-sensitivity troponin t test was found to be safe and accurate in a study published in Circulation. Most US hospitals use an older troponin assay that’s less sensitive and precise than the new high-sensitivity assay, according to lead study author Rebecca Vigen, MD, a cardiologist at the University of Texas Southwestern Medical Center in Dallas. Her team developed a novel protocol for using the new test based on published studies and European guidelines, which endorse it for ruling out MI.

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