CORONARY MICROVASCULAR ENDOTHELIAL DYSFUNCTION IS ASSOCIATED WITH ADVANCED CORONARY PLAQUE CHARACTERISTICS IN PATIENTS WITH EARLY CORONARY ATHEROSCLEROSIS

This study tested the hypothesis that coronary microvascular endothelial dysfunction (CMED) is associated with epicardial atherosclerotic coronary artery disease (CAD). 149 patients with chest pain, found to have angiographically normal coronary arteries or nonobstructive CAD (<40% stenosis),