VITROS IMMUNODIAGNOSTIC PRODUCTS TROPI ES REAGENT
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
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.
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 |