MR volumetric regurgitant volume and fraction (LV total SV − aortic forward SV)

HeightcmWeightkgBSA — m²HRbpmRhythmSBPmmHg

RVol = LV total stroke volume (EDV − ESV) − aortic forward stroke volume; RF = RVol / LV total SV; optional EROA = RVol / CW jet VTI.

Intracardiac shunt (ASD/VSD)Coexisting aortic regurgitationLV volume method

LV total stroke volume (volumetric)

Or enter EDV and ESV below

LV end-diastolic volume (EDV)

LV end-systolic volume (ESV)

LVOT diameter (aortic forward SV) (LVOTd)

LVOT VTI (aortic forward SV)

MR CW jet VTI (for EROA) (VTI_reg)

AR regurgitant volume (needed for RF when AR is present) (RVol)

Enter LVOT diameter (aortic forward SV), LVOT VTI (aortic forward SV) to calculate.

Quick tool: no study or demographics required. Values entered here are shared with other tools in this tab until New study.