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Right Ventricle:

Size Function

NORMAL
MILD
MODERATE
SEVERE
TAPSE
> 1.7 cm
≤ 1.7 – ≥ 1.3 cm
≤ 1.3 – > 1.0 cm
≤ 1.0 cm
S' Velocity
> 9.5 cm/s
≤ 9.5 – ≥ 7.2 cm/s
≤ 7.2 – > 5.0 cm/s
≤ 5.0 cm/s
Fractional Area Change (FAC)
> 35 %
≤ 35 – > 29 %
≤ 29 – > 22 %
≤ 22 %
RVSP
≤ 34 mmHg
≥ 35 – ≤ 49 mmHg
≥ 50 – ≤ 69 mmHg
≥ 70 mmHg
3D RVEF
> 45 %
≤ 45 – < 39 %
≤ 39 – ≥ 32 %
< 32 %
RV GLS (absolute)
> 17 %
≤ 17 – > 13 %
≤ 13 – > 9 %
≤ 9 %