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Diffuse Subendocardial Ischemia on the ECG. Left main? 3-vessel disease? No!

Dr. Smith's ECG Blog

Author continued : STE in aVR is often due to left main coronary artery obstruction (OR 4.72), and is associated with in-hospital cardiovascular mortality (OR 5.58). Any alteration in physiology can change "compensated" AS to "decompensated" AS. 2 The astute paramedic recognized this possibility and announced a CODE STEMI.