What is a sinus venosus atrial septal defect?
Sinus venosus atrial septal defect (SVASD) is a rare adult congenital heart disease which permits shunting of blood from the systemic to the pulmonary circulation and is commonly associated with anomalous pulmonary venous return.Hereof, what is a sinus venosus?The sinus venosus is a large quadrangul...