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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). As I met the paramedics and cath team in the lab, I was ready to see severe coronary disease (CAD), but the vessels were non-obstructive.