Giant saphenous vein graft aneurysm treated with covered stent

Presented is a 76-year-old female with history of coronary artery disease and post-cardiac bypass surgery 20 years ago. She has chronic atrial fibrillation with severe left ventricular dysfunction and implantable cardiac defibrillator. She was referred for diagnostic coronary angiography due to dyspnea on exertion. Coronary angiography demonstrated occluded left anterior descending and circumflex arteries in the mid