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Table 2 Comparison of 2D TTE and CMR measurements of LV dimensions and MR severity

From: Assessment of left ventricular volumes and primary mitral regurgitation severity by 2D echocardiography and cardiovascular magnetic resonance

  2D TTE CMR   Pearson correlation  
LVEDD (mm) 53 ± 6 53 ± 8 p = 0.9 r = 0.80 p < 0.00001
LVESD (mm) 36 ± 5 36 ± 6 p = 1 r = 0.85 p < 0.00001
LVEF (%) teichholz 64 ± 8 61 ± 7 p = 0.05 r = 0.26 p = 0.1
LVEDV (ml) 136 ± 52 164 ± 70 p = 0.0003 r = 0.81 p < 0.00001
LVESV (ml) 44 ± 16 65 ± 31 p < 0.00001 r = 0.7 p < 0.00001
LVSV (ml) 90 ± 39 99 ± 46 p = 0.06 r = 0.75 p < 0.00001
LVEF (%) simpson 67 ± 5 61 ± 7 p = 0.0004 r = 0.27 p = 0.1
ERO/ARO (mm 2 ) 48 ± 25 42 ± 17 p = 0.1 r = 0.76 p < 0.0001
RVol (ml) pisa 69 ± 38 39 ± 27 p = 0.001 r = 0.38 p = 0.07
RVol (ml) doppler volumetric method 67 ± 33 28 ± 16 p = 0.003 r = -0.15 p = 0.6
  1. MR = mitral regurgitation; LVEDD = left ventricular end-diastolic diameter; LVESD = left ventricular end-systolic volume; LVEF = left ventricular ejection fraction; LVEDV = left ventricular end-diastolic volume; LVESV = left ventricular end-systolic volume; LVSV = left ventricular stroke volume; ERO = effective regurgitant orifice; ARO = anatomical regurgitant orifice; RVol = regurgitant volume.