“…However, recurrent anginal symptoms due to in-stent restenosis, in-stent thrombosis, perforation, and stent fracture are reported, thus stent placement for medically refractory patients should be utilized only in poor surgical candidates [ [9] , [10] , [11] , [12] , [13] , [14] , [15] ]. Surgical intervention has consisted of myotomy, coronary artery bypass grafts, or a combination of the two [ [15] , [16] , [17] , [18] , [19] , [20] , [21] , [22] , [23] , [24] , [25] ]. Coronary bypass grafting has been described, but with inferior results due to competitive flow and subsequent graft failure.…”