Midterm Prep Flashcards
1
Q
PHT Equation
A
PHT = DT x .29
2
Q
Mitral Valve area
A
Mitral Valve area cm2 = 220 / PHT msec
3
Q
VTI Equation
A
AVA cm2 = (.785 X LVOTd2) x VTI(LVOT) cm / VTI(AV) cm
4
Q
Velocity Equation
A
AVA cm2 = (.785 X LVOTd2) X V1 m/sec / V2 m/sec
4
Q
PPG
A
∆P = 4 (V2 2 - V1 2)
4
Q
PPG simplified
A
∆P = 4 (V2 2)