case_images: PMC6343380_01
case_images: Echocardiography showing coronary sinus type of interatrial communication measuring 10 mm x 16 mm with left to right shunting
case_images: APC-12-64-g001.jpg
case_images: PMC6343380_01_APC-12-64-g001.jpg
case_images: F1
case_images: Preoperative ECG evidenced a coronary sinus type of interatrial communication measuring 10 mm x 16 mm with left to right shunting [Figure 1].
case_images: Intraoperative finding of a pure coronary sinus type of interatrial communication measuring 1.5 cm in size and a normal coronary sinus ostium
case_images: APC-12-64-g002.jpg
case_images: PMC6343380_01_APC-12-64-g002.jpg
case_images: F2
case_images: Intraoperatively, we encountered a pure coronary sinus type of interatrial communication measuring 1.5 cm in size and a normal coronary sinus ostium [Figure 2].