fig10
![Echocardiography: an overview - Part III](https://image.oaes.cc/a251030f-17ae-4989-8cbc-3b1df7232f71/4834.fig.10.jpg)
Figure 10. Continuous wave Doppler recording across the right ventricular outflow tract in the same patient as shown in [Figures 8 and 9] demonstrates a severe gradient across the pulmonary outflow tract (87 mmHg - see insert) and pulmonary insufficiency (PI). Reproduced from Ref.[5]. PS: Pulmonary stenosis.