D
Patient 1
A CUSTOMER IN (B)(6) REPORTED FALSE POSITIVE RESULTS WHEN USING CHROMID? VRE ID AGAR 20 PLT (LOT 1006583800). THE CUSTOMER PERFORMED TESTS WITH RECTAL SAMPLES FROM THREE (3) PATIENTS, AND GROWTH OF TYPICAL PURPLE COLONIES OF ENTEROCOCCUS FAECIUM VANCOMYCIN B WERE OBTAINED. THE IDENTIFICATION OF THE STRAINS WAS CONFIRMED AS ENTEROCOCCUS FAECIUM WITH MASS SPECTROMETRY. THE CUSTOMER STATED THAT QC RESULTS WERE CONFORMING. THE CUSTOMER TESTED THE STRAINS ON THE VITEK? 2 AST-P606 CARD AND THE RESULTS WERE VANCOMYCIN SUSCEPTIBLE THE CUSTOMER SENT THE STRAINS TO ANOTHER LABORATORY (CNR) AND THE RESULTS WERE NEGATIVE WITH PCR AND MICRODILUTION. THE CUSTOMER STATED THAT THE RESULTS WERE REPORTED TO THE CLINICIAN AND THE PATIENTS WERE ISOLATED UNNECESSARILY. THE PATIENTS DID NOT HAVE ANTIBIOTIC TREATMENT. THERE IS NO INDICATION OR REPORT FROM THE HOSPITAL OR TREATING PHYSICIAN TO BIOM?RIEUX THAT THE DISCREPANT RESULT LED TO ANY ADVERSE EVENT RELATED TO PATIENT'S STATE OF HEALTH. A BIOM?RIEUX INTERNAL INVESTIGATION WILL BE INITIATED.