PMC9831650_01
Transthoracic echocardiography suggested secondary atrial septal defect.
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The transthoracic echocardiography indicated atrial septal defect (Type II, diameter 25 mm); left-to-right bidirectional shunt, severe pulmonary hypertension (estimate PAP: 114 mmHg); right atrium and ventricular dilatation with severe tricuspid regurgitation (Fig. 1).
Occlusion of the occluder in advance reserved hole 5 mm.
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Paul, MN, USA; Fig 2) through the right femoral vein, occlusion of the occluder in advance.
Re-plugged the 5-mm reserved hole.
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Paul, MN) to eliminate the shunt Fig. 3).