Aortic Jet Velocity |
2.6 – 2.9 m/s |
3.0 – 4.0 m/s |
> 4.0 m/s |
|---|---|---|---|
Mean Gradient |
< 20 mmHg |
20 – 40 mmHg |
> 40 mmHg |
Aortic Valve Area |
> 1.5 cm2 |
1.0 – 1.5 cm2 |
< 1.0 cm2 |
Indexed AVA |
> 0.85 cm2/m2 |
0.60 – 0.85 cm2/m2 |
< 0.60 cm2/m2 |
Dimensionless Index |
> 0.50 |
0.25 – 0.50 |
< 0.25 |