Most small holes close without treatment. Often, as the child grows, the hole closes or becomes smaller.
The heart has four chambers. The two lower chambers are called ventricles and are responsible for pumping blood.
Symptoms result from a reduced amount of oxygen going to the body
Atrial septal defects (ASDs for short) are caused by a defect in the development of the wall between the two upper chambers (the atria) of the heart. During the development of the fetus, the heart...
The condition is first suspected based on observation of the child. The physician will listen to the heart with a stethoscope