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Chapter 7 Diagnosis Modes
Power Doppler Mode
This mode displays the color intensity of blood flow within the ROI in the 2D image.
It is appropriate for examining the presence and amount of blood flow. The 2D Mode image is also shown,
allowing the marking and adjustment of the ROI within the entire image.
[Figure 7.8 Power Doppler Mode]
Entering & Exiting PD Mode
Press the PD button on the control panel to enter PD mode. Press this button again. PD Mode will be
terminated and the mode will switch to 2D.
PD Mode Screen
Color Bar
In PD mode, the color bar displayed varies depending on the Power Doppler mode display method
that is in use. The color bar indicates the presence of blood flow and its amount. The top of the color
bar is the brightest section, where the amount of blood flow is at its highest.
ROI Box
The ROI (Region of Interest) outlines the area of the 2D image where color (blood flow) information
is displayed in Power Doppler Mode.
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