Coil Occlusion of Aortopulmonary Collateral Arteries Before Arterial Switch Procedure in an Infant With Transposition of the Great Arteries

A 1-day-old infant with a prenatal diagnosis of transposition of the great arteries was admitted to our unit. He was born at term, weighing 3.2 kg. He arrived in a stable condition, with saturations of 88%, on a prostaglandin infusion at a rate of 5 ng/kg per min in accordance with the prenatal plan. Echocardiogram demonstrated transposition of the great arteries with intact ventricular septum and usual coronary arrangement. There was adequate mixing via a moderate-sized atrial communication measuring 6 mm. In addition, there was a large persistent arterial duct with left-to-right shunting.Over …