hye, i father recently suffered with myocardial infarction first time, after this his LVEF reduced to 26% , in angiography report he has double vessel desease and have 100% blockage in LAD and 80% in another artery, i have consulted two doctor one is suggesting for ICD implant and another doctor is suggesting CABG, which option good and which is safe for my father ,please suggest,,,,,,,,, thanks