On 09-jan-2024, abbott point of care was contacted by a customer regarding i-stat pt/inr cartridges that yielded suspected discrepant inr results a 47 year old male patient.There was no additional nformation available at the time of this report.Return product is not available for investigation.Method, date, collected , tested , inr, sample type.I-stat, (b)(6) 2023 , 09:29, 09:29 , 4.6 , capillary.I-stat , (b)(6) 2023, 09:58 , 09:58, 5.8, capillary.Acl top, (b)(6) 2023 , 10:07, 10:41, 3.9, sodium citrate.At this time there is no reason to suspect a malfunction exists.The reporting decision was based on limited information available that suggests the product was not performing within the variability of the assay.The investigation is underway.Pt/inr - intended use.The i-stat pt, a prothrombin time test, is useful for monitoring patients receiving oral anticoagulation therapy such as coumadin ® or warfarin.
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