The Institute of Cardiac Sciences at MGM Healthcare has the best team of cardiac surgeons, cardiologists and allied specialists who are highly trained and skilled in handling any conditions of the heart. An atrial septal defect (often called ASD) is a small hole in the septum, which is the wall that separates the two upper chambers of your heart. In this birth defect, the septum has not formed properly. The hospital’s cardiothoracic surgery program provides you with the most innovative surgical treatment of heart diseases such as atrial septal defect (often called ASD). The team works in collaboration with other specialists and departments to provide care for even the most complex cases. MGM Healthcare, Chennai also offers atrial septal defect (often called ASD) at an affordable rate.