Challenging case of muscle bridge; a 15-year follow-up of a patient

Abstract Background: Anatomically myocardial bridging (MB) consists of either superficial myocardial fibers that traverse over the LAD or deep fibers that encircle the coronary artery. In this study, we present a patient with myocardial bridging, who was primarily diagnosed with coronary artery disease which did not properly respond to full-dose medical treatment but benefited from coronary artery bypass graft (CABG). Case presentation: In 2017, a 53-year old man was referred to Tehran Heart Center (THC) with complaint of typical chest