Ruptured pulmonary artery aneurysm with prior dissection and persistent ductus arteriosus: Autopsy case report.

Cardiac tamponade from ruptured intrathoracic organs can lead to sudden cardiac death. In rare circumstances, the pulmonary artery can be the source of hemopericardium. We describe a case of a 62-year-old woman with no significant past medical history, who presented with sudden unexpected death.