Chapter 11: Image Viewer
5495975-1EN Rev.9 11-20
© 2013-2017 General Electric Company. All rights reserved.
Figure 11-14 DI graphical display
Table 11-7 Examples of visual range DI displays
IMPORTANT! Default DI ranges and default Target EI are provided as guidelines. These guidelines
should not be considered as strict requirements of retakes/re-exposures. DI ranges, Target
EI adjustment, and retake rules should be ultimately determined by the appropriate staff
at your facility who will determine them based on Image Quality and Patient Entrance
Dose.
1. DI Control Limit
2. DI Control Range Suggestion
3. Current DI for the selected image
Display Description
Low DI = Out of Desired range [lower than Target
Exposure Index]
Low DI = Acceptable Range [Slightly lower than
Target Exposure Index]
Optimal DI = Optimal Range [Matches Target
Exposure Index]
Acceptable DI = Acceptable Range [Slightly higher
than Target Exposure Index]
High DI = Out of desired range [Higher than Target
Exposure Index]
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