Launched on 6th of October 2026

Cardio.toolsby Mohamed Ghazy, MD CardiologyAin Shams University, Egypt · Cardiology Consultant, Saudi ArabiaScopus ID: 55257919100
Echocardiography & valvular

Mitral regurgitation — echo grading

Quantitative MR grading with intervention guidance for primary (degenerative) and secondary (functional) MR, including COAPT criteria.

Upload a report, lab sheet or echo picture to fill this calculator automatically.
Quantitative parameters
Enter what you measured — each value is graded instantly
Mild
< 0.3
Moderate
0.3–0.69
Severe
≥ 0.7
Mild
< 0.20
Moderate
0.20–0.39
Severe
≥ 0.40
Mild
< 30
Moderate
30–59
Severe
≥ 60
Mild
< 30
Moderate
30–49
Severe
≥ 50
Mild
< 20
Moderate
20–39
Severe
≥ 40
Clinical context
Used for intervention triggers
Mitral regurgitation · 0 parameters
Enter at least one measurement.
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References
  1. Zoghbi WA, et al. Recommendations for noninvasive evaluation of native valvular regurgitation (ASE/SCMR). J Am Soc Echocardiogr 2017;30:303-371.
  2. Otto CM, et al. 2020 ACC/AHA Guideline for the management of patients with valvular heart disease. Circulation 2021;143:e72-e227.
  3. Stone GW, et al. Transcatheter mitral-valve repair in patients with heart failure (COAPT). N Engl J Med 2018;379:2307-2318.
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