A customer in (b)(6) notified biomérieux of a false positive cefoxitin screen result for staphylococcus aureus in association with the vitek® 2 ast-p654 test kit (ref 421912, lot 8041158403).The customer performed alternative methods (pcr, (b)(6), and (b)(6) screening agar) and all alternative methods obtained negative results.There is no indication or report from the laboratory that the false positive cefoxitin screen result led to any adverse event related to the patient's state of health.An internal biomérieux investigation will be initiated.
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