Your heart is a muscular organ that helps circulate your blood, which delivers oxygen and nutrients to your tissues. There are four chambers and four valves in your heart, and each ensures proper ...

Atrial septal defect (ASD) is a hole in the wall between the heart’s two upper chambers. ASD is a congenital heart defect, meaning it is present from birth. In some cases of ASD, a small hole may only ...

Patients who responded positively to shunt treatment experienced more beneficial changes in their heart's structure and function compared with nonresponders. After 2 years of follow-up, a post hoc ...