GE Logiq 500, Advanced Reference Manual, Page: 140 / 474

Advanced Cardiac Calculations
LOGIQ 500 Advanced Reference Manual
2276614–100 Rev. 0
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Doppler Analysis – Tricuspid Valve (D-TV)
F
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P
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Figure 4–79. D-TV Measurements
Calc Mnemonic Calc Name Input Measurements Formula
TAML Tricuspid Annulus Medial-
Lateral Dimension, Systole one distance TAML=d1[cm or mm]
FVI Flow Velocity Integral flow velocities FVI[mm or cm]= Vdt
PFVTV Peak Flow Velocity at Tri-
cuspid Valve one velocity PFVTV=v1[cm/s or m/s]
PFVRA Peak Flow Velocity at
Right Atrial one velocity PFVRA=v1[cm/s or m/s]
ET Ejection Time one time interval ET=t1[ms or sec]
PHT Pressure Half Time one time interval PHT=t1[ms or sec]
HR Heart Rate (beats/minute) one 2 beat time interval HR[BPM]=120 [sec]/ 2
beat time [sec]
AccT Flow Acceleration Time two time intervals AccT[msec or sec]=
t<PFVTV>-ts<ET>
DecT Flow Deceleration Time two time intervals DecT[msec or sec]=
te<ET>-t<PFVTV>
Table 4–27. Tricuspid Valve (D-TV)