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Mitral stenosis
Mild Moderate Severe MVA (cm2)* Mitral valve area
>1,5 1 - 1,5 <1 meanPG MV (mmHg) Mitral valve mean pressure gradient
<5 5 - 10 >10 RVSP(SPAP) (mmHg) Right ventricular systolic pressure
<30 30 - 50 >50 Echocardiographic assessment of valve stenosis: EAE/ASE recommendations for clinical practice (2009)