Percutaneous Closure of a Saphenous Vein Graft Aneurysm Causing Left Internal Mammary Artery Compression and Left Ventricular Systolic Dysfunction

A 58-year-old man was admitted for aortobifemoral bypass with a diagnosis of bilateral iliac occlusions. He underwent coronary artery bypass graft surgery 15 years ago, which included left internal mammary artery (LIMA) grafting to the left anterior descending artery and saphenous vein grafting (SVG