Fig. 1From: Achieving the earliest possible reperfusion in patients with acute coronary syndrome: a current overviewPrimary health care algorithm for acute coronary syndrome. ABC airway, breathing, and circulation; CCU cardiac care unit; CLBBB complete left bundle block; ECG electrocardiogram; EMS emergency medical services; hs-cTn high-sensitivity cardiac troponin; IV intravenous; MI myocardial infarction; PCI percutaneous coronary intervention; TTE transthoracic echocardiography; UA unstable anginaBack to article page