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A middle-aged patient presented to the Emergency Department with angina lasting 30 min. He did not have any risk factors for coronary artery disease. Electrocardiogram and cardiac enzymes changes were consistent with Non ST Elevation Myocardial Infarction.
We proceeded with invasive coronary angiography which showed aortic regurgitation, and 90% focal stenosis of both the left main (LM) ostium (Figure 1(A); see supplementary online video A), and the …