Interventional Correction of Sinus Venosus Atrial Septal Defect and Partial Anomalous Pulmonary Venous Drainage: Procedural Planning Using 3D Printed Models

Sinus venosus atrial septal defects (SVASD) with partial anomalous pulmonary venous drainage (PAPVD) are conventionally treated surgically. Cardiac magnetic resonance (CMR) ([Figure 1][1], [Online Video 1][2]), patient-specific 3-dimensional (3D) printing ([Online Appendix][3]) and in vitro