FDA Adverse Event Malfunction Summary report: N

TOTAL PROTEIN URINE/CSF GEN.3

MDR report key: 23645694 · Received November 25, 2025

Report

Report Number
1823260-2025-04836
Event Type
Malfunction
Date Received
November 25, 2025
Date of Event
November 5, 2025
Report Date
December 23, 2025
Manufacturer
ROCHE DIAGNOSTICS
Product Code
JIQ
UDI-DI
04015630919536
PMA / PMN Number
K141925
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
MO, US
Reporter Occupation
OTHER HEALTH CARE PROFESSIONAL
Health Professional
Yes

Narratives

Additional Manufacturer Narrative · 0

THE CALIBRATION WAS LAST PERFORMED ON (B)(6) 2025. THE PROVIDED QC SHOWED RESULTS OUTSIDE THE ACCEPTABLE RANGE. THE ALARM TRACE SHOWED AN ABNORMAL ASPIRATION ALARM. THE CUSTOMER WAS ASSISTED VIA TELEPHONE, AND IT WAS FOUND THAT THE CUSTOMER WAS USING THE INCORRECT CALIBRATOR. THE CUSTOMER PERFORMED CALIBRATION WITH THE REQUIRED CALIBRATOR, PRECISION STUDIES, AND SAMPLE TESTING WITH SUCCESSFUL RESULTS. THE TROUBLESHOOTING ACTION PERFORMED DURING THE CUSTOMER'S ASSISTANCE RESOLVED THE ISSUE.

Additional Manufacturer Narrative · 0

THE COBAS C 502 MODULE SERIAL NUMBER WAS (B)(6). THE SAMPLE WAS A URINE SAMPLE. THE CALIBRATION FAILED AFTER THE REAGENT PACK WAS CHANGED. THE INVESTIGATION IS ONGOING.

Description of Event or Problem · 0

WE RECEIVED AN ALLEGATION ABOUT DISCREPANT RESULTS FOR 1 PATIENT SAMPLE TESTED WITH TOTAL PROTEIN URINE/CSF GEN.3 ASSAY ON A COBAS 8000 COBAS C 502 MODULE. INITIAL RESULT: 19.9 MG/DL. MULTIPLE CALIBRATOR FAILURES PROMPTED THE REPEAT OF THE SAMPLE ON A DIFFERENT ANALYZER. REPEAT RESULT: 8.8 MG/DL. THE REPEAT RESULT WAS DEEMED TO BE CORRECT. REPORTEDLY, AN AMENDED REPORT WITH THE CORRECT RESULT WAS ISSUED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
2832832 TOTAL PROTEIN URINE/CSF GEN.3 TURBIDIMETRIC, TOTAL PROTEIN JIQ ROCHE DIAGNOSTICS 867772 04015630919536

Patients

Seq Age Sex Outcome Treatment
1 NA Unknown