A neonate with pulmonary atresia and intract ventricular septum, ventriculocoronary sinusoids, bilateral coronary ostial atresia, and a rare collateral vessel between the descending thoracic aorta and the coronary system is described. The clinical course in this infant included extracorporeal life support and coil occlusion of the collateral in order to manage multiple ischemic events.
Keywords: ECMO; catheterization; coil; collateral; coronary sinusoids; pulmonary atresia.