There is hypoplasia of the right lung, manifested by decrease in volume of the right lung, decreased in caliber of the bronchial tree, and decrease in caliber of the pulmonary arterial circulation. There is no evidence of bronchiectasis or old inflammatory disease. A pinpoint calcified granuloma is present in right lung. The pulmonary veins drain normally into the left atrium, with no evidence of anomalous pulmonary venous return. There is decrease in diameter of the right pulmonary artery compared to the left pulmonary artery.
There is absence of the right superior vena cava. The left superior vena cava drains via the coronary sinus into the right atrium.