The most common congenital abnormality of the pericardium is [[Heart and Great Vessels Development - Pathology#Peritoneo-pericardial_Diaphragmatic_Hernia|Peritoneo-pericardial diaphragmatic hernia]].
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The most common congenital abnormality of the pericardium is [[Peritoneo-pericardial_Diaphragmatic_Hernia|Peritoneo-pericardial diaphragmatic hernia]].
Other congenital abnormalities of the pericardial sac include:
Other congenital abnormalities of the pericardial sac include: