A surgically treated case of both Wolff-Parkinson-White syndrome and atrial septal defect complicating single coronary artery and partial pericardial defect.

A surgically treated case of both Wolff-Parkinson White syndrome and atrial septal defect complicating a single coronary artery and partial pericardial defect is reported. These complications are very rare. In addition, the accessory pathway of this case had unique decremental conduction characteristics.