Patients under evaluation for acute coronary syndrome (ACS) without clear ischemia signs in an electrocardiogram find no benefit in a 0/1-hour high-sensitivity troponin T (ultra-fast) protocol compared with the conventional 0/3-hour protocol. These data come from the RAPID-TnT trial presented during the scientific sessions at the American College of Cardiology (ACC) 2021 Congress, simultaneously published in…