The complaint investigation for falsely elevated architect b12 result included a review of data and information provided by the customer, search for similar complaints, ticket trending review, device history record review, and labeling review.In-house testing of retained reagent kit was also completed.Return testing was not completed as returns were not available.Data and information provided by the customer were reviewed and support the complaint issue.Ticket search by lot indicates that the reagent lot performs as expected for this product.Trending review did not identify any trends for the issue for the product.Device history record review did not identify any non-conformances or deviations with lot number 37333ud00 and complaint issue.Labeling was reviewed and sufficiently addresses the customer's issue.In-house testing of a retained reagent kit of the complaint lot was performed.Testing met acceptance criteria which indicates the product is performing as expected.Based on this investigation, no systemic issue or deficiency with the architect b12 reagent, lot number 37333ud00 was identified.
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