An atrial septal defect (ASD) is a hole in the heart. This hole is located in the septum, which is the thin tissue that separates the two upper chambers of the heart (right atrium and left atrium). The hole is present at birth (congenital). The two most common types of ASD are ostium primum and ostium secundum. […]
Tag Archives: Atrial Septal Defect
An atrial septal defect (ASD) is a hole in the heart. This hole is located in the septum, which is the thin tissue that separates the two upper chambers of the heart (right atrium and left atrium). The hole is present at birth (congenital). However, an ASD may not be diagnosed until symptoms are noted in adulthood. […]