Roche Diagnostics
B-62
Operatorโs Manual ยท Version 3.4
5 Daily operation Cedex Bio analyzer
Validating sample results
Rerunning tests
Rerun Performing a rerun means reperforming the same test with a different predefined
dilution. Typically, you perform reruns if the result is outside the test range.
a To rerun a test
1
Validate the result.
e
If the sample is still on board, see To validate sample results of on-board samples on
page B-58.
e
If the sample is no longer on board, see To validate sample results from the results list
on page B-59.
2
Press Rerun.
The system automatically creates a new order and selects the test. (The dilution
factor is part of the test definition and therefore automatically selected. It cannot
be changed.) It then performs the test.
In the results list, the result of the rerun is shown on a separate line:
Incorrect results due to insufficient fluid
Insufficient fluid may lead to inaccurate pipetting and consequently to incorrect results.
Always fill the tubes with enough fluid that at least the defined dead volume of fluid is left
when pipetting is complete.
e
See Tubes on page A-53.
A First measurement B Rerun result
-v-: Rerun with dilution.
Figure B-19