Chapter 4: Measurements and Calculations 97
Meas. & Calcs
PV (Pulmonic Valve) VTI VTI
Vmax
PGmax
Vmean
PGmean
Vmax or VTI Vmax
PGmax
Table 15: Cardiac Calculations in Doppler (Continued)
Anatomy Cardiac Measurement Calculation Result
E, A, VMax, and
TRmax
1 On a frozen Doppler spectral trace, press the Calcs key.
2 Highlight the desired calculation package and press the Select key.
3 Select the desired measurement and press the Select key.
4 Perform the measurement.
5 Select Save from the on-screen menu, or press the Enter key to save
the measurement to the patient report.
The saved measurement is displayed at the bottom of the calculation
menu and a check mark is put in front of the measurement.
If desired, press the Save key to save the image with the
measurements displayed.
Note: The key or Save Key can be assigned in system setup to save
calculations to the report. See “Delta Key” on page 32 or “Save Key” on
page 39.
6 Highlight the next measurement and press the Select key.
7 Repeat these steps until all measurements have been performed.
Velocity Time
Integral (VTI)
Note: In addition to VTI results, this calculation will compute other results. See
Table 15.
1 On a frozen Doppler spectral trace, press the Calcs key.
2 Highlight the LVOT, AV, or PV and press the Select key.
3 Select VTI and press the Select key.
4 Perform manual or automatic trace. See “Manual Trace” on page 71
and “Automatic Trace” on page 71.
5 Select Save from the on-screen menu, or press the Enter key to save
the measurement to the patient report.
The saved measurement is displayed at the bottom of the calculation
menu and a check mark is put in front of the measurement.
If desired, press the Save key to save the image with the
measurements displayed.
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