GE Revolution CT User Manual page 274

On the scout localizer image, the prescribed ODM region will be displayed in purple if ODM is
selected in the Graphic Rx right-click menu.
NOTE: The ODM region can be moved only in the z-direction, not for A/P or R/L direction.
When ODM is enabled for a scan, it will be indicated in the
will be set in one or more locations in the scan group. It does not mean all the rotations in the
scan group have ODM applied.
NOTE: SmartmA is ON when ODM is enabled.
ODM is available with standard Axial, Helical or Cine scanning modes.
ODM is not available for Cardiac scan types.
ODM is not available for scan groups which are not compatible with AEC scan modes.
If ODM is enabled and the scan type is modified to a state which is not valid for ODM, the
system will notify the user.
The following message will be posted when ODM is not available:
Image Annotation
274
Illustration 18: ODM region enabled
NOTICE
ODM has been disabled. Verify , Min mA / Max mA, resultant CTDI
meet the clinical goal of the acquisition and follow the radiation exposure
guidelines for your department.
Revolution CT User Manual
Direction 5480385-1EN, Revision 1
kV and mA Control collection. ODM
4 Scan Parameters
and DLP
vol