Mitral Valve Area by Pressure half-time

Mitral Valve Area by Pressure half-time


MVA is calculated as —– divided by pressure half-time


[A] 120
[B] 220
[C] 300
[D] 328



Mitral Valve Area by Pressure half-time

MVA is calculated as 220 divided by pressure half-time

  1. 220 – empirically derived constant
  2. Pressure half-time – time that it takes the initial transvalvular gradient to fall to half its initial value.