A Rare Case of Myocardial Bridge Involving Left Main, Left Circumflex, and Left Anterior Descending Coronary Arteries

![Figure][1] [![Graphic][3] ][3][![Graphic][4] ][4][![Graphic][5] ][5] A 34-year-old man had been having recurrent chest pain since August 2008. Several months earlier, an electrocardiogram taken during chest pain showed ST-segment depression in leads II, III, aVF, V5, and