Madurai doctors treat congenital heart defect using minimally invasive procedure

A sinus venosus Atrial Septal Defect (ASD) is a rare birth defect involving an abnormal opening between the heart’s upper chambers, allowing blood to flow in the wrong direction is treated using a transcatheter covered stent procedure, a minimally invasive technique that closes the abnormal opening without the need for open-heart surgery, say the doctors