The customer observed falsely elevated architect glucose results generated for a patient sample.The following data was provided: sample id (b)(6) initial result = 386 mg/dl, repeat result 2 hours later = 149 mg/dl, and 147 mg/dl no impact to patient management was reported.
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The customer observed falsely elevated architect glucose results generated for a patient sample.The following data was provided: sample id (b)(6) initial result = 386 mg/dl, repeat result 2 hours later = 149 mg/dl, and 147 mg/dl no impact to patient management was reported.
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The complaint investigation included a review of data and information provided by the customer, search for similar complaints, ticket trending review, labeling review, and device history record review.Return testing was not completed as returns were not available.Data and information provided by the customer were reviewed and support the complaint issue.A ticket search by lot indicates that the reagent lot performs as expected for this product.A review of the trending report did not identify any trends for the issue for the product.A review of the device history record did not identify any non-conformances or deviations with lot number 63582uq02 and complaint issue.A review of labeling was performed and found to sufficiently address the customer's issue.In this case, abnormal aspiration on the first result could have contributed to the customer¿s observation.As part of the troubleshooting the same sample was rerun on the same instrument and multiple times and generated lower results.The quality control was performing within the expected ranges, which shows that the assay was performing as expected.Based on this investigation, no systemic issue or deficiency was identified with the glucose reagent, lot number 63582uq02.Section h4 - device mfg date corrected from 5/9/2022 to 3/9/2023.
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