fig22

Figure 22. Selected video frames from an echocardiographic study in a subcostal view of a child illustrating an atrial septal defect (ASD) (arrow in A) with good septal rims. (B) Illustrates left-to-right shunt across the ASD. The left atrium (LA) and right atrium (RA) are marked. Reproduced from Ref.^[3].