FDA Adverse Event Malfunction Summary report: N

VITROS IMMUNODIAGNOSTIC PRODUCTS TROPI ES REAGENT

MDR report key: 2091953 · Received May 18, 2011

Report

Report Number
3007111389-2011-00059
Event Type
Malfunction
Date Received
May 18, 2011
Date of Event
April 16, 2011
Report Date
May 17, 2011
Manufacturer
ORTHO-CLINICAL DIAGNOSTICS
Product Code
MMI
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
CA
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

THE INVESTIGATION DETERMINED THAT A NON-REPRODUCIBLE FALSELY ELEVATED TROP I ES RESULT OCCURRED ON A SINGLE PATIENT SAMPLE PROCESSED ON A VITROS 5600 INTEGRATED SYSTEM. THE MOST LIKELY ASSIGNABLE CAUSE COULD NOT BE DETERMINED, HOWEVER THE EFFECT OF SAMPLE PROCESSING COULD NOT BE RULED OUT AS HAVING CONTRIBUTED TO THE EVENT. THE INVESTIGATION DETERMINED THAT THE CUSTOMER HAD PROCESSED THE PATIENT SAMPLE OUTSIDE THE SAMPLE COLLECTION TUBE MANUFACTURER'S RECOMMENDATIONS FOR CENTRIFUGATION TIME AND SPEED. IT IS LIKELY THAT CELLULAR DEBRIS, DUE TO POOR SAMPLE PREPARATION, WAS PRESENT IN THE AFFECTED SAMPLE, ALTHOUGH THIS COULD NOT BE CONFIRMED. THERE WAS NO EVIDENCE TO SUGGEST THAT THE VITROS 5600 OR THE TROPI ES REAGENT MALFUNCTIONED. THERE WAS NO ALLEGATION OF PATIENT HARM AS A RESULT OF THIS EVENT.

Description of Event or Problem · 1

THE CUSTOMER OBTAINED A NON-REPRODUCIBLE, HIGHER THAN EXPECTED, VITROS TROPI ES RESULT (0.14 NG/ML) FROM A SINGLE PATIENT SAMPLE PROCESSED ON THE VITROS 5600 INTEGRATED SYSTEM. BIASED RESULTS OF THE MAGNITUDE AND DIRECTION OBSERVED MAY LEAD TO INAPPROPRIATE PHYSICIAN ACTION. THE SAME SAMPLE WAS RETESTED (REPEAT <0.01 NG/ML). THE HIGHER THAN EXPECTED PATIENT RESULT WAS REPORTED OUTSIDE OF THE LABORATORY, HOWEVER, A CORRECTED REPORT WAS SENT TO THE PHYSICIAN. THERE WAS NO REPORT OF PATIENT HARM AS A RESULT OF THIS EVENT. THIS REPORT CORRESPONDS TO ORTHO CLINICAL DIAGNOSTICS INC COMPLAINT NUMBER (B)(4).

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 VITROS IMMUNODIAGNOSTIC PRODUCTS TROPI ES REAGENT IN-VITRO DIAGNOSTIC MMI ORTHO-CLINICAL DIAGNOSTICS 0572

Patients

Seq Age Sex Outcome Treatment
1