General Measurements and Calculations
7-84 LOGIQ 7 Basic User Manual
Direction 2392206-100 Rev. 1
Doppler Mode Measurements
In Doppler Mode, the Generic study includes the following
measurements:
• PI (Pulsatility Index)
• RI (Resistive Index)
• PS/ED Ratio
• ED/PS Ratio
• A/B Ratio
• Max PG (Pressure Gradient)
• Mean PG (Pressure Gradient)
• SV (Stroke Volume)
• HR (Heart Rate)
Figure 7-38. Doppler Mode Generic Study
NOTE: The following instructions assume that you do the following:
1. In the B-Mode part of the display, scan the anatomy you
want to measure.
2. Go to the Doppler Mode part of the display.
3. Press Freeze.
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