The patient was previously confirmed to be pregnant by her gynecologist.The confirmation method and gestational period are not available.On (b)(6) 2017 at 2:00am, the patient arrived at the emergency room for a possible miscarriage due to bleeding.The patient's urine sample was tested using the icon 25 hcg combo cassette and produced a positive hcg result.The patient's serum sample was quantitated using the beckman access 2 and produced a negative hcg result.A new serum sample was collected from the patient and tested on the icon 25 hcg combo cassette.The serum produced a negative hcg result.Although requested, no additional information is available.The customer is unable to clarify the complaint and this report is being conservatively filed.
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Investigation conclusion: the customer's results were not replicated in-house with retention devices of the reported lot.Retention devices were tested with hcg-positive serum and urine samples at the qc cutoff (25 miu/ml).All of the results were positive at the read time.In addition, retention devices tested with hcg-negative serum and urine samples produced negative results at the read time.All results met the qc release specification.False positive and false negative results were not observed during the investigation.Manufacturing batch record review did not uncover any abnormalities.Based on the information available, there is no indication of a product deficiency and no corrective action is required.Correction: (b)(4).
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