Percutaneous closure of a sinus venosus defect with partial anomalous pulmonary venous return.

A 73-year-old man with a history of hypertension, hyperlipidemia, and obesity presented for cardiovascular evaluation. He was experiencing mild fatigue and dyspnea on exertion. Transthoracic echocardiogram (TTE) showed right ventricular dilation, which was otherwise unremarkable.