Figure Legends:
1A. Two-dimensional transthoracic echocardiography with Doppler demonstrated two interatrial septal defects (white arrows) and a septal aneurysm (yellow arrow).
1B. Three-dimensional transesophageal echocardiography demonstrated two interatrial septal defects.
1C. Three-dimensional transesophageal echocardiography demonstrated one atrial septal defect measured to 0.44 cm2.
1D. Three-dimensional transesophageal echocardiography demonstrated one atrial septal defect measured to 0.74 cm2.
1E. Post-procedural transthoracic echocardiography demonstrated stable positioned occluder and septum.