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A 38-year-old man was scheduled to undergo invasive coronary angiography after cardiac scintigraphy revealed silent ischemia of the anterior myocardial wall. He was a smoker and had no other medical problems apart from occasional atypical chest pain. Coronary angiography showed chronic total occlusion of the proximal part of the left anterior descending coronary artery (LAD), clinically insignificant atherosclerotic plaque in the right coronary artery, and collateral circulation to the distal portion of the LAD. Treatment with a beta-blocker was begun, and the patient underwent multislice computed tomography (CT) of the coronary arteries 1 month later to better assess the distal . . . [Full Text of this Article] |
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