Localizing Infarcts On a 12-Lead EKG

The septal leads (front of the heart) reflect a posterior event (back of the heart) in the same way that inferior / lateral ones do, but there are no true “posterior” leads on an EKG. The way you see the posterior heart is via a right-sided EKG (place V4 on patient’s back), or by looking at leads looking at the front of the heart only ... ................
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