fig10
![Echocardiography: an overview - part I](https://image.oaes.cc/cc687935-2f85-4acd-a841-b9406f0a744a/4652.fig.10.jpg)
Figure 10. Echo frames from subcostal long-axis (A) and short-axis (B) views illustrating the anatomy of the atrial septum (AS) (arrow) in (A). Reproduced from Ref[19]. IVC: Inferior vena cava; LA: left atrium; RA: right atrium; SVC: superior vena cava.