The customer received a questionable bilt3 bilirubin total gen.3 result for one patient sample.The initial result was 9.6 mg/dl.The repeat result with a 1:3 dilution was 13.47 mg/dl.The erroneous initial result was reported outside the laboratory.The repeat result was believed to be correct.There was no adverse event.The reagent lot number was 18673301 with an expiration date of 04/30/2018.The field service representative found the gear pump pressure was low which he adjusted to specification.He performed checks of the probe alignments, the rinse tubings, and cuvette water levels which were ok.He ran a mechanism check with no problem found.He ran precision testing and results were all within specification.The customer ran qc and verified results were within their specification.A query found no past or new complaints of this nature on a like instrument at this site during the past 12 months.No abnormal trend identified with the pump head assembly.
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