An atrial septal aneurysm (ASA) occurs when a bulge forms in the atrial septum, the membrane separating the heart's upper left and upper right chambers (atria). The atrial septum usually is relatively ...
Introduction: Secundum Atrial septal defect (ASD) is the most common type of ASD. When it is large and hemodynamically significant, it can cause symptoms such as dyspnea, exercise intolerance, and ...