A 12-lead ECG with posterior leads V7–9 was diagnostic (Figure). The troponin-T level was 0.24 μg/L (reference  0.014μg/L), CK level: 738 U/L (reference  145 U/L). Prompt coronary ...

Identifying an acute myocardial infarction on the 12-lead ECG is the most important ... These are the septal and anterior ECG leads. The MI is posterior (opposite to these leads anatomically ...

In infero-posterior MI, the behavior of the ST deviation ... In supraventricular tachycardias, the 12-lead ECG usually allows identification of where the arrhythmia originates and frequently ...