After bicuspid aortic valve, ventricular septal defects (VSDs) are the most common congenital heart abnormalities. Of all congenital defects, around 20% are solitary lesions and another 10% are ...

Ventricular septal defect is a hole in the wall between the right and left ventricles of the heart. This abnormality usually develops before birth and is found most often in infants. The ventricles ...