2007;5(6):1135-1146. Diagnosing a secundum ASD is more often than not incidental because the defect normally causes symptoms late in adult life. Echocardiography and MRI have completely replaced ...

If an atrial septal defect is large, heart failure may occur, although this is not common in children. Many children have no symptoms. So this defect may not be found until a child is older or becomes ...

Treatments approved for PAH may reduce by half the risk of serious complications or death in patients with repaired ...

An atrial septal defect of the secundum type is relatively common and occurs from failure of the septum secundum to develop. This results in a communication between the left and right atrium ...

An ostium primum atrial septal defect (ASD) occurs when then atrial septum near the atrioventricular valves has a communication between the two atrium causing a left to right shunt. This rarely ...

Learn about atrial septal defects in babies, including symptoms, diagnosis, treatment options, and long-term outlook for this ...