A ventricular septal defect (VSD) refers to a hole in the ventricular septum, the wall dividing the left and right ventricles of the heart. VSDs are the most common congenital cardiac anomalies. They are found in30-60% of all newborns with a congenital heart defect, or about 2-6 per 1000 births. During heart formation, when the heart begins life as a hollow tube, it begins to partition, forming a septa. If this does not occur properly it can lead to an
