
Operation Manual
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Power Doppler Mode
This mode shows the power of the blood ow in the ROI within the 2D image.
This is useful for examining the presence/absence of blood ow or the amount of blood ow. A 2D image
is also displayed, so that you can view or change the position of the ROI within the image.
[Figure 4.4 Power Doppler Mode]
Entering and Exiting PD Mode
Press the PD button. Press the button again to exit PD Mode and return to 2D Mode.
PD Mode Screen
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Color Bar
The color bar changes according to the Power Doppler Mode screen display method you select
from the PD Mode soft menu.
X PD Mode: The color bar indicates the presence/absence and the amount of blood ow. The
color of the color bar is brighter towards the top portion. A brighter color indicates a greater
amount of blood ow.
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