<unk>  or congenital defects of the<unk>  (1/10,000 autopsies) comprise partial left (70%), right (17%), or total bilateral (extremely rare) pericardial<unk> . About 30% of patients have additional congenital abnormalities. Most patients with a total<unk>  of<unk>  are asymptomatic. However, homolateral cardiac displacement and augmented heart mobility impose an increased risk for traumatic aortic type A dissection.
Congenital absence of the pericardium
Congenital stenosis of vena cava
Perforated septum
Endocardial cushion defect
Deviated septum
Interrupted aortic arch
Right ventricular outflow tract obstruction
Quadricuspid pulmonary valve