Regional Wall Motion Abnormality (RWMA) and Segments
  • Right ventricle (Size)

    RVD1basal

    Right ventricular basal diameter at end-diastole

    25 - 41mm
    RVD2mid

    Right ventricular mid diameter at end-diastole

    19 - 35mm
    RVD3long

    Right ventricular longitudinal diameter at end-diastole

    59 - 83mm
    RVOTprox(PLAX)

    Right ventricular outflow tract at proximal (PLAX)

    20 - 30mm
    RVOTprox(PSAX)

    Right ventricular outflow tract at proximal (PSAX)

    21 - 35mm
    RVOTdistal(PSAX)

    Right ventricular outflow tract at distal (PSAX)

    17 - 27mm
    PAdiameter

    Main pulmonary artery diameter

    15 - 25mm
    RVWT

    Right ventricular wall thickness

    1 - 5mm
    Guidelines for the Echocardiographic Assessment of the Right Heart in Adults: ASE, EACVI, ESC, CSE (2010)
    Recommendations for Cardiac Chamber Quantification by Echocardiography in Adults: An Update from the ASE and EACVI (2015)
    Guidelines for the diagnosis and management of acute pulmonary embolism ESC, ERS (2019)

  • Male Female
    RV EDA (cm2)

    Right ventricular end-diastolic area

    10 - 24 8 - 20
    RV EDA (cm2/m2)

    Right ventricular end-diastolic area

    5 - 12,6 4,5 - 11,5
    RV ESA (cm2)

    Right ventricular end-systolic area

    3 - 15 3 - 11
    RV ESA (cm2/m2)

    Right ventricular end-systolic area

    2 - 7,4 1,6 - 6,4
    RV EDV (ml/m2)

    Right ventricular end-diastolic volume

    35 - 87 32 - 74
    RV ESV (ml/m2)

    Right ventricular end-systolic volume

    10 - 44 8 - 36
    Recommendations for Cardiac Chamber Quantification by Echocardiography in Adults: An Update from the ASE and EACVI (2015)

  • Variable Abnormal
    TAPSE

    Tricuspid annular plane systolic excursion

    <17mm
    S’ WavepulsedTDI

    Peak systolic velocity tricuspid annulus (Pulsed TDI)

    <9,5cm/s
    S’ WavecolorTDI

    Peak systolic velocity tricuspid annulus (Color TDI)

    <6cm/s
    FAC

    Fractional Area Change

    <35%
    RV EF

    Right ventricular ejection fraction

    <45%
    RIMPTDI

    Right Ventricular Index of Myocardial Performance (TDI)

    >0,54
    RIMPPWd

    Right Ventricular Index of Myocardial Performance (PWd)

    >0,43
    IVARV

    Myocardial acceleration during isovolumic contraction

    <1,1m/s2
    PVR

    Pulmonary vascular ressistance

    >3WU
    RV dP/dt

    Rate of rise of right ventricle pressure

    <400mmHg/s
    E/ATrV

    Tricuspid valve E / A wave ratio

    <0,8
    >2
    DT TrV

    Tricuspid valve deceleration time

    <119ms
    >242ms
    e’ waveTrV

    eak velocity in early diastole of tricuspid annulus (TDI)

    <7,8cm/s
    e’/a’TrV

    Tricuspid valve e� / a� ratio (TDI)

    <0,52
    E/e’TrV

    Tricuspid valve E / e� ratio

    >6
    PAAT

    Pulmonary artery acceleration time

    <100ms
    Guidelines for the Echocardiographic Assessment of the Right Heart in Adults: ASE, EACVI, ESC, CSE (2010)
    Recommendations for Cardiac Chamber Quantification by Echocardiography in Adults: An Update from the ASE and EACVI (2015)
    Guidelines for the diagnosis and management of acute pulmonary embolism ESC, ERS (2019)

  • Variable Abnormal
    RVSP(SPAP)

    Right ventricular systolic pressure

    >35mmHg
    mPAP

    Mean pulmonar arterial pressure

    >25mmHg
    PADP

    Pulmonary artery diastolic pressure

    >15mmHg
    Guidelines for the Echocardiographic Assessment of the Right Heart in Adults: ASE, EACVI, ESC, CSE (2010)

  • Variable Abnormal
    RVOTprox(PLAX)

    Right ventricular outflow tract at proximal (PLAX)

    >30mm
    Basal RV/LV

    Basal right/left ventricle ratio

    >1
    D septum

    D shaped septum

    Yes
    IVCdiameter

    Inferior vena cava diameter

    >2,1cm
    IVCcollaps

    Inferior vena cava collapsibility

    <50%
    60/60 sign

    60/60 Echo sign

    Yes
    McConnel’s sign

    Mid wall hypokinesia and apical hyperkinesia

    Yes
    Trombus RV

    Right heart mobile trombus

    Yes
    TAPSE

    Tricuspid annular plane systolic excursion

    <16mm
    S’ wavepulsedTDI

    Peak systolic velocity tricuspid annulus (Pulsed TDI)

    <9,5cm/s
    Guidelines for the diagnosis and management of acute pulmonary embolism ESC, ERS (2019)