Calculate mitral regurgitant volume (RVol = ERO x VTI-MR). RVol ≥60 mL/beat defines severe primary MR.
Enter the values for the scenario you are assessing. Calculate mitral regurgitant volume (RVol = ERO x VTI-MR). RVol ≥60 mL/beat defines severe primary MR. Use the mr regurgitant volume result to inform your calculation.