Mixed variety of Total anomalous pulmonary venous connection is a rare congenital heart disorder with a wide variation of pulmonary venous anatomy and their drainage. Present article depicts "3+1" variant of mixed TAPVC treated by rechannelizing all pulmonary veins to left atrium using a Polytetrafleuroethylene patch.

We report the prenatal diagnosis of total anomalous pulmonary venous connection to the portal system in a 20-week fetus with right atrial isomerism. The apex of the fetal heart pointed to the left, the fetal stomach was on the right, there was a common atrioventricular valve, the left ventricle was small and the abdominal aorta and inferior vena cava were on the left side; all these features we...

Anomalous Pulmonary venous connection is drainage of one or more pulmonary veins outside left atrium. Venous Connection most common on Left side upper vein drains directly into innominate to ultimately drain right Right Partial can be Superior Vena Cava, Atrium, Innominate rarely Inferior Cava.