GE Logiq 500, Advanced Reference Manual, Page: 134 / 474

Advanced Cardiac Calculations
LOGIQ 500 Advanced Reference Manual
2276614–100 Rev. 0
4–88
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Doppler Analysis – Mitral Valve (D-MV)
F
O
R
s
e
a
d
P
V
p
2
2
1
Figure 4–76. D-MV Measurements
Calc Mnemonic Calc Name Input Measurements Formula
MVOA Mitral Valve Orifice Area at
Diastole one area (by ellipse, trace
or circle) MVOA=a1[cm ^2]
PFVMV Peak Flow Velocity at the
Mitral Valve one velocity PFV–MV=v1[cm/s or m/s]
PFVLA Peak Flow Velocity at Left
Atrium one velocity PFV–LA=v1[cm/s or m/s]
ET Ejection Time one time interval ET=t1[ms or sec]
FVI Flow Velocity Integral flow velocities
FVI[mm or cm]= Vdt
PHT Pressure Half Time one time interval PHT=t1[ms orsec]
HR Heart Rate (beats/minute) one 2 beat time
interval HR[BPM]=120 [sec]/ 2
beat time [sec]
Table 4–24. Mitral Valve (D-MV)