D
Patient 1
A CUSTOMER IN THE (B)(6) REPORTED A FALSE NEGATIVE (NO GROWTH) RESULT FOR A NEQAS SURVEY SAMPLE ((B)(6)), WHEN USING THE CHROMID? CPS ELITE AGAR (LOT1006666680). THE EXPECTED RESULT OF THE NEQAS SAMPLE WAS STAPHYLOCOCCUS SAPROPHYTICUS. THE CUSTOMER TESTED A NEW SAMPLE ON THE SAME LOT OF CHROMID CPS ELITE AND ON COLUMBIA BLOOD AGAR. THE ISOLATE GREW WELL ON THE COLUMBIA BLOOD AGAR, BUT HAD NO GROWTH ON THE CHROMID CPS ELITE. THE CUSTOMER RECEIVED A NEW SAMPLE ((B)(6)) FROM NEQAS AND TESTED IT ON THE CHROMID CPS ELITE, AND THE RESULT WAS NO GROWTH. THERE WAS NO PATIENT INVOLVEMENT AS THE EVENT PERTAINED TO A SURVEY SAMPLE. A BIOM?RIEUX INTERNAL INVESTIGATION WILL BE INITIATED.