Intrapericardial diaphragmatic hernia associated with atrial septal defect

: The authors report the case of a patient with atrial septal defect who was submitted to surgical treatment when an intrapericardial hernia was found. The septal defect was closed with a bovine pericardial patch and the hernia with a pediculated autogenous pericardial graft. They discuss several aspects of the classification of the hernia, its association with other anomalies, embryogenesis, pathophysiology, prognosis and surgical correction.