Aura symptoms of acute myocardial infarction

In 20% to 60% of patients with acute myocardial infarction can be a precursor to the beginning of onset symptoms, but about 50 percent in the event of threatened symptoms failed to seek medical treatment, or when medical treatment was not timely income homes. Common symptoms omen for the performance: (1) sudden severe angina attack. (2) the changing nature of the original angina (plus-frequency, variable show, the duration of the extension), or not obvious incentives, and more in a quiet resting attack, including poor efficacy serving nitroglycerin. (3) pain associated with sweating, nausea, vomiting, and arrhythmias, hypotension state, and so on, often called the infarct state. (4) angina attack, a heart failure symptoms or symptoms of cardiac dysfunction original increase. (5) angina attack appeared ECG ST segment elevation or a transient depression obviously, T-wave inversion, or high, or that there arrhythmia. If the performance of these signs timely identification, early active treatment hospital revenue, will enable some patients to avoid the occurrence of myocardial infarction.