<unk>  describes one or more holes in the wall that separates the right and left ventricles of the heart.<unk>  is one of the most common congenital (present from birth) heart defects. It may occur by itself or with other congenital diseases.
Ventricular septal defect
Atrioventricular canal defect
Atrioventricular septal defect
Atrial septal defect
Tricuspid atresia
Persistent truncus arteriosus
Endocardial cushion defect
Aortic arch anomalies