Who Should Have a 12-Lead ECG

One of the most significant findings of myocardial infarction is the presence of ST segment elevation. The main purpose of the 12-lead ECG is to screen patients for possible cardiac ischemia. It assists EMS to quickly identify patients who have STEMI (ST elevation myocardial infarction) and perform appropriate medical intervention based on initial readings. The following video explains the pathophysioloy of myocardal infarctions.