A 63-year-old male patient was admitted to the hospital complaining of chest pain. He had undergone aorto-bifemoral bypass and percutaneous coronary intervention due to Leriche syndrome and ischemic heart disease. Radiological examination revealed complete obstruction of the right coronary artery(#2) as well as the bypass graft. He was successfully treated with the simultaneous operation of coronary artery bypass grafting( CABG) and ascending aorta to bifemoral artery bypass.