|
|
Stenosis | ||
|
Mild |
Moderate |
Severe | |
|
Mean MVG (mm Hg) |
<5 |
5-10 |
>10 |
|
PASP (mm Hg) |
<30 |
30-50 |
>50 |
|
MVA (cm2) |
>2.0 |
1.5-2.0 |
<1.5 (<1.0: very severe) |
|
Based on Circulation 2021;143(5): e72-e227. | |||
|
MVA, mitral valve area; MVG, mitral valve gradient; PASP, pulmonary artery systolic pressure. | |||