Drainage of Right Pulmonary Vein into Inferior Vena Cava

Abstract
UNTIL recently anomalous drainage of pulmonary veins into the right side of the circulation (anomalous pulmonary venous return, drainage or connection, with transposition of the pulmonary veins) was considered a most unusual condition and one rarely diagnosed in life. With the more extensive practice of angiocardiography and cardiac catheterization the anomaly has been recognized with increasing frequency. Furthermore, clinical and roentgenologic correlations have indicated that in at least some of these cases this malformation can be identified without recourse to these specialized procedures. Also, the possibility of surgical correction1 ,1a has made more purposeful the attempts at an accurate understanding of . . .