I am from bangalore and my father is 64yrs and he got heart attack and we consulted doctor and admited for 4 days and done angiogram, and told us that it have to be made open heart surgery so i want to know that is it the only way to cured by surgery or any other way because in that report its mentioned that 5 blocks, one is 100%,90%,80% and two 70% blockage, so please can you give me a suggestion.