FIGURE 1:1A-B Preoperative transthoracic echocardiography and CT showed supracardiac TAPVC with a giant venous arch. C CT showed the maximum diameter of the SVC. D-E Pre and postoperative view of SVC. CT, computed tomography; TAPVC, total anomalous

pulmonary venous connection; SVC, superior vena cava; RAA, right atrial appendage.