HEART - Blood test helps predict heart attack risk for patients with chest pain

Patients presenting to the emergency department with an undetectable level of the blood biomarker high-sensitivity cardiac troponin T, and whose ECGs 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 ...

http://medicalxpress.com/news/2014-03-blood-heart-patients-chest-pain.