Atrial Septal Defect (ASD): Understanding the “Hole in the Heart
Introduction: What is an Atrial Septal Defect? An Atrial Septal Defect (ASD), often called a “hole in the heart,” is one of the most common types of congenital heart defects, meaning it is present at birth. It involves an abnormal opening in the atrial septum, the wall of muscle that separates the heart’s two upper […]