fig15
![Echocardiography: an overview - Part III](https://image.oaes.cc/a251030f-17ae-4989-8cbc-3b1df7232f71/4834.fig.15.jpg)
Figure 15. Selected video frames from suprasternal notch views of the aortic (Ao) arch of a neonate with transposition of the great arteries demonstrating a large patent ductus arteriosus (PDA); 2D (A) and color flow images (B) are shown. Reproduced from Ref.[13]. DAo: Descending aorta; PA: pulmonary artery.