| Catalog Number |
07K78-25 |
| Medical Device Problem Code |
False Positive Result (1227)
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| Health Effect - Clinical Code |
No Clinical Signs, Symptoms or Conditions (4582)
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| Date of Event |
07/14/2024
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Type of Reportable Event
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Malfunction
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Event or Problem Description
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The customer reported false positive architect total b-hcg and provided the following data: sample id (b)(6) initial bhcg result was 361.08 miu/ml (positive).The clinician questioned this result.The sample was repeated and generated a result of < 1.2 miu/ml (negative).Reference: architect total b-hcg package insert reference range: = 5.00 miu/ml is negative, = 25.00 miu/ml is positive, greater than 5.00 miu/ml and less than 25.00 miu/ml will be reported with concentrations only (grayzone), which no interpretation will be reported for these grayzone results.There was no reported impact to patient management.
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Additional Manufacturer Narrative
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An evaluation is in process.A follow-up report will be submitted when the evaluation is complete.
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Event or Problem Description
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The customer reported false positive architect total b-hcg and provided the following data: sample id (b)(6) initial bhcg result was 361.08 miu/ml (positive).The clinician questioned this result.The sample was repeated and generated a result of < 1.2 miu/ml (negative).Reference: architect total b-hcg package insert reference range: = 5.00 miu/ml is negative, = 25.00 miu/ml is positive, greater than 5.00 miu/ml and less than 25.00 miu/ml will be reported with concentrations only (grayzone), which no interpretation will be reported for these grayzone results.There was no reported impact to patient management.
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Additional Manufacturer Narrative
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The complaint investigation included a review of data and information provided by the customer, search for similar complaints, trending review, labeling review, device history record review, and field data 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 without indication for any additional issue.Device history review for the complaint lot did not identify any issues.Ticket search by lot did not identify an increase in complaint activity for the complaint lot.Trending review did not identify a related trend regarding commonalities for complaint lot and customer reported event.The overall performance of the architect total b-hcg reagent was reviewed using field data from customers.The review of field data determined the median patient results for the complaint lot are within the established limits and comparable to other lots.Labeling was reviewed and was found to address the customer reported event.Based on the available information, no systemic issue or deficiency was identified for the architect total b-hcg reagent, lot 56209ud00.
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Search Alerts/Recalls
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