April 10, 2014 — Patients presenting to the emergency department with an undetectable level of the blood biomarker high-sensitivity cardiac troponin T, and whose ECGs (electrocardiograms) show no sign of restricted blood flow, have a minimal risk of heart attack within 30 days, according to research presented at the American College of Cardiology’s 63rd annual scientific session and published online in the Journal of the American College of Cardiology.
