Parameters of Tricuspid Stenosis on Echocardiography

  • Tricuspid Stenosis

    Variable Abnormal
    meanPG TrV*

    Mean pressure gradient tricuspidal valve

    		 >5mmHg
    VTI TrV*

    Velocity time integral of tricuspid valve (inflow)

    		 >60cm
    PHT TrV*

    Pressure half time of tricuspidal valve

    		 >190ms
    TrVA*

    Tricuspid valve area (continuity equation)

    		 <1cm2
    RA major

    Right atrium major axis dimension

    		 >50mm
    IVCdiameter

    Inferior vena cava diameter

    		 >2.1cm
    *Specific findings

    Echocardiographic assessment of valve stenosis: EAE/ASE recommendations for clinical practice (2009)