Follow-up echocardiography on postoperative day 3 demonstrated sustained closure of the abnormal communication, preserved pulmonary venous return, and minimal tricuspid regurgitation. Discussion Sinus ...

Background— Sinus venosus atrial septal defect (SVASD) differs from secundum atrial septal defect by its atrial septal location and its association with anomalous pulmonary venous connection (APVC).

Objectives 1. For clinicians to be aware of different types of atrial septal defect and the rare manifestations of sinus venosus atrial septal defect (SV-ASD). 2. To understand the effectiveness of ...