Reagent was returned for investigation.Siemens technical operator was unable to reproduce the reported event.Proper technique and maintenance were reviewed with the customer.Numerous factors can contribute to a discrepant hcg result, including the instrument, reagent cassettes, and operators.The cause of the discrepancy in results cannot be determined based up on the information that customer provided.Customer has had no further issues.A review of complaint does not show any indication that there is a systemic product nonconformance with this lot.
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