ECG in STEMI

4-step method has only 1 rule for LVH: if the R wave in V6 intersects the baseline of the lead V5, in a standard 12 lead 4-channel EKG, there is LVH (Figure 32). Many children have thin chest walls that make the midprecordial leads unreliable for LVH evaluation. Computer EKG interpretation printouts, ................
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