FDA Adverse Event Malfunction Summary report: N

FT4, FREE THYROXINE

MDR report key: 2121569 · Received June 13, 2011

Report

Report Number
1823260-2011-03206
Event Type
Malfunction
Date Received
June 13, 2011
Date of Event
May 24, 2011
Report Date
June 13, 2011
Manufacturer
ROCHE DIAGNOSTICS
Product Code
CEC
PMA / PMN Number
K961489
Removal / Correction Number
NA
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
WI, US
Reporter Occupation
HEALTH PROFESSIONAL

Narratives

Description of Event or Problem · 1

THE CUSTOMER STATED THEY RECEIVED A QUESTIONABLE RESULT FOR FREE T4 ON THEIR COBAS E601 ANALYZER (SERIAL NUMBER (B)(4)). THE CUSTOMER PROVIDED DATA FOR ONE PATIENT WITH DISCREPANT RESULTS REPORTED OUTSIDE THE LABORATORY. THE REPEAT TESTING WAS PERFORMED ON THE SAME E601 ANALYZER. THE PATIENT'S INITIAL RESULT WAS 7.77 NG/DL ACCOMPANIED BY A DATA FLAG. THE FIRST REPEAT RESULT WAS 7.77 NG/DL ACCOMPANIED BY A DATA FLAG. THE SECOND REPEAT RESULT WAS 0.810 NG/DL WHICH WAS ISSUED AS A CORRECTED REPORT. THERE WERE NO ADVERSE AFFECTS TO THE CUSTOMER AS A RESULT OF THIS EVENT. THE FIELD SERVICE REPRESENTATIVE DETERMINED THE CAUSE MAY HAVE BEEN BAD PINCH TUBING OR THE PRO CELL NOT BEING PRIMED UP. HE REPLACED THE PINCH TUBING. HE RAN DIAGNOSTICS WITHIN SPECIFICATION. THE CUSTOMER PERFORMED CALIBRATION AND QUALITY CONTROL WITH PASSING RESULTS.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 FT4, FREE THYROXINE RADIOIMMUNOASSAY, FREE THYROXINE CEC ROCHE DIAGNOSTICS NA 16033203

Patients

Seq Age Sex Outcome Treatment
1 049 YR