PMC6301050_01
Image of pulse wave Doppler across the right ventricular outflow tract revealing a peak velocity of 2.14 m/s and a peak gradient of 18 mmHg (white asterisk).
nihms979055f1.jpg
PMC6301050_01_nihms979055f1.jpg
F1
The PV appeared normal in morphology with a peak gradient of 18 mmHg (Figure 1).