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Reference/Trend Chart Display
Condition
Action
No trend chart displays (AP
Spine scans)
Verify both/all scans are analyzed with the same options, such as Standard vs.
Angulated, or L1-L4 vs. L2-L4.
No trend chart displays (all
scan types)
Only one scan exists for the patient or trend option not selected.
No color bars appear on the
graph
The selected Reference Set does not contain factory-defined color bars.
Reference Graphs appear in
grayscale.
Right click on the large image in the filmstrip view and verify “Color” is selected
from the options menu.
Verify the “Always Display Reference Graphs in Color?” box is checked on the
Edit >Advanced Preferences screen.
Reference Sets are installed
but are not plotted
Patient does not have a birthdate entered in the Patient Demographics window,
or it is the default birthdate (1/1/1900).
Patient sex does not match that of the installed data sets or it has not been selec-
ted for the patient in the Patient Demographics window.
There is no Reference Set available for the specific regions being graphed.
There is no matching Ethnic group for the specific regions being graphed or it has
not been entered in the Patient Demographics window.
The Reference Set is disabled. Enable the Reference Set using the File > Refer-
ence Sets command.
In Stamp View, right-click on image. Go to Graphs and verify Reference is selec-
ted.
Reference Sets are incorrect
The wrong Reference Set was selected.
Ensure that the correct ethnic information is entered in the Patient Demo-
graphics window.
The percent change or %
change/year values do not
appear or appears as '*****'
The current scan has the same date as the scan it is being compared to. Inad-
vertent copying of two or more identical patient scans may cause this. Compare
the identical scans and delete all but one of them.
The current scan is the first scan being graphed. A later scan in the series must
be selected to obtain % change values.
The calculated value requires more than five digits.
Percent Young value does not
appear or appears as '*****'
A Young Ref(erence) value has not been included in the reference set. Enter the
Young Ref(erence) value.
The current Results mode is not Reference. Select the Reference mode.
The calculated value requires more than five digits.
Table 16-6:
Reference/Trend Charts
Operator's Guide
437D140 Rev. I
16-8
Troubleshooting
Summary of Contents for Elite 437A150
Page 1: ...DXA Bone Densitometer Operator s Guide Elite Model 437A150 Operator s Guide 437D140 Rev I...
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Page 56: ...This page intentionally left blank Operator s Guide 437D140 Rev I 2 34...
Page 66: ...11 Click Operator s Guide 437D140 Rev I 3 10 Installation and Setup...
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Page 124: ...Sample Printed QA Results Report Operator s Guide 437D140 Rev I 4 16 Basic Operation...
Page 137: ...Operator s Guide 437D140 Rev I Basic Operation 4 29...
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Page 198: ...Operator s Guide 437D140 Rev I 7 20 Scanning AP Spine...
Page 206: ...This page intentionally left blank Operator s Guide 437D140 Rev I 7 28...
Page 238: ...Figure 8 6 Page 2 of the Bone Exam Report Operator s Guide 437D140 Rev I 8 32 Scanning Hip...
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Page 326: ...Operator s Guide 437D140 Rev I 11 36 Additional Techniques...
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Page 446: ...Label Locations continued Operator s Guide 437D140 Rev I 17 18 Technical Reference...
Page 448: ...Scanner Labels continued Operator s Guide 437D140 Rev I 17 20 Technical Reference...
Page 449: ...Operator s Guide 437D140 Rev I Technical Reference 17 21 Scanner Labels continued...
Page 459: ...Operator s Guide 437D140 Rev I Reference Data Sets 18 9...
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