Fig. 1From: Comparison of conventional and primary sutureless surgery for repairing supracardiac total anomalous pulmonary venous drainagea A parallel incision was made on the dome of the left atrium beginning at the base of the left atrial appendage and another transverse incision was made at the common pulmonary venous confluence.b Left atrium and the posterior pericardium were then anastomosed as a continuous suture after ligation of the vertical veinBack to article page