FDA Adverse Event Malfunction Summary report: N

IMMULITE 2000 PROSTATE SPECIFIC ANTIGEN

MDR report key: 3201370 · Received July 2, 2013

Report

Report Number
2432235-2013-00249
Event Type
Malfunction
Date Received
July 2, 2013
Date of Event
December 19, 2012
Report Date
June 13, 2013
Manufacturer
SIEMENS HEALTHCARE DIAGNOSTICS
Product Code
MTF
PMA / PMN Number
P930027
Removal / Correction Number
2432235-06/25/13-003-R
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
RS
Reporter Occupation
HEALTH PROFESSIONAL

Narratives

Additional Manufacturer Narrative · 1

SIEMENS HAS INVESTIGATED THE INCIDENCE OF POSITIVE BIAS ON IMMULITE 2000 PSA ASSAY, AND A POSITIVE BIAS OF 20-23 PERCENT RELATIVE TO WHO 96/670 HAS BEEN CONFIRMED. AN URGENT FIELD SAFETY NOTICE (UFSN) - UFSN 4006 IMMULITE/IMMULITE 2000/IMMULITE 2000 XPI PSA POSITIVE BIAS TO WHO 96/670 - WAS SENT TO CUSTOMERS IN JUNE 2013. THE UFSN STATES THAT CUSTOMERS ARE TO DISCONTINUE USE OF THE PRODUCT AND DISCARD AFFECTED KITS REMAINING IN THEIR INVENTORY.

Additional Manufacturer Narrative · 1

THE INITIAL MDR 2432235-2013-00249 WAS FILED ON JULY 2, 2013. ADDITIONAL INFORMATION (07/03/2013): THE CAUSE OF THE POSITIVE BIAS ON THE IMMULITE 2000 PSA ASSAY IS A CONTROL SYSTEM DEFICIENCY.

Description of Event or Problem · 1

THE CUSTOMER HAS OBSERVED HIGH BIAS FOR THE IMMULITE 2000 PROSTATE SPECIFIC ANTIGEN (PSA) WHEN USING REAGENT LOT 423. THE ASSAY WAS RUN ON AN IMMULITE 2000 INSTRUMENT, AND THE HIGH BIAS AFFECTED BIORAD QUALITY CONTROLS. THERE ARE NO KNOWN REPORTS OF PATIENT INTERVENTION OR ADVERSE HEALTH CONSEQUENCES DUE TO THE HIGH BIAS ON THE PSA ASSAY WHEN USING REAGENT LOT 423.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
301704 IMMULITE 2000 PROSTATE SPECIFIC ANTIGEN IMMULITE 2000 PROSTATE SPECIFIC ANTIGEN MTF SIEMENS HEALTHCARE DIAGNOSTICS IMMULITE 2000 PROSTATE SPECIFIC ANTIGEN 423

Patients

Seq Age Sex Outcome Treatment
1