PMC6343380_01
Echocardiography showing coronary sinus type of interatrial communication measuring 10 mm x 16 mm with left to right shunting
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F1
Preoperative ECG evidenced a coronary sinus type of interatrial communication measuring 10 mm x 16 mm with left to right shunting [Figure 1].
Intraoperative finding of a pure coronary sinus type of interatrial communication measuring 1.5 cm in size and a normal coronary sinus ostium
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F2
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].