Hi9 | Results of Coronary Artery Bypass Surgery Hindi | Dr Vijay Dikshit | Chief Cardio Thoracic Surgeon | Apollo Hospital - We have improved, our experience has improved the technology has improved, instrumentation has improved there for now it's a very safe operation, Many patients who come for Bypass surgery have associated problems like that Diabetics, Bad Lungs, Smokers, Bad Kidneys, and many associated problems