By pass surgeries are not the only option for blocks. There are many advanced and highly sophisticated techniques available now which improves quality of life considerably.
Dr. A.B. Gopalamurugan, MBBS, MD, MRCP, FRCP, CCDS, FACC
Senior Consultant Interventional Cardiologist & Electrophysiologist
Chief of Department for Transcatheter Valve & Endovascular Therapies