MS: Mitral Valve Area (PISA)

The global unit selector only affects unanswered questions
1.Proximal Isovelocity Hemispheric Radial Distance from the Orifice?
2.Aliasing Velocity at the Radial Distance r?
3.Peak MS Velocity by CW Doppler?
4.Angle between the 2 Mitral Leaflets on the Atrial Side?
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1. Proximal Isovelocity Hemispheric Radial Distance from the Orifice?

cm
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About this Calculator

When the aliasing velocity is high (ie > 40 cm/s) the bottom surface of the PISA hemisphere is relatively flat, which negates the need for an angle correction.

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