A Rare Case of Transcatheter Closure of Both Inlet and Outlet of a Left Coronary Artery-to-Left Ventricular Fistula with Giant Coronary Artery Aneurysm

A congenital coronary artery fistula (CCAF) combined with giant aneurysm (CAA) is a rare cardiac abnormality. We reported an 8-year-old patient who underwent transcatheter closure of both inlet and outlet proximal left (LCA)-to-left ventricular (LV) CAA 41 mm × 28 in diameter, during which acute occlusion anterior descending (LAD) occurred immediately after device implantation at the fistula. managed to prevent from major adverse events by conservative therapy dual antiplatelet agents instead surgical removal device. The recovered well had been follow-up for 2 years no late complications reported.