Cardiac perforation is a condition that occurs as a result of the wall between the atria or the wall between the ventricles not completely closing in the heart. It may be noticed after birth or during childhood, or it may not be noticed for many years. It may manifest itself with symptoms such as shortness of breath and palpitations in the 40s. Atrial septal defect (ASD) describes the hole between the two atria; Ventricular septal defect (VSD) is two...