Triple Vessel Disease (TVD) : Patients with triple vessel disease and impaired left ventricular function do badly on medical treatment. They are candidates for CABG. Operation is a better choice compared to triple vessel angioplasty and stunting. 11' a triple vessel disease patient has significant block in proximal LAD (proximal to first septa1 and first diagonal) and proximal circu111flcx it will amount to left main equivalent disease. They will have to undergo CABG. In spite of triple vessel disease if' the symptoms are mild, blocks arc less than 70 per cent and left ventricular [unction good; they can be put on medical treatment wit11 close follow up.