The sysmex cs-2500 instructions for use (ifu), chapter 8 - troubleshooting, section 8.5.2 - analysis data errors, states for error code 0008.0128.002: [early reaction error: start angle 1], "an abnormal reaction was detected at the initial stage of the aptt coagulation reaction.Check the coagulation curve and follow the judgment criteria for your institution.Alternatively, check the volumes of sample and reagent, then repeat the test." all analyses generated results with asterisks [*].Chapter 2 - principles of operation, section 2.9.2 - checking the analysis result list, provides overview and interpretation of the analysis results.A numerical result with [*] indicates a low-reliability analysis result and a result of [****.*] indicates the analysis result could not be obtained due to errors and other problems.It is the responsibility of the operator to verify results prior to reporting.The laboratory manager reported the operator erroneously interpreted the flagged analyses results and failed to follow laboratory policy.Laboratory policy is to recollect the sample and send out for testing using an alternate methodology.No analyzer deficiency was identified.
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