FDA Adverse Event Malfunction Summary report: N

TOTAL PROTEIN URINE/CSF GEN.3

MDR report key: 23223927 · Received October 6, 2025

Report

Report Number
1823260-2025-04075
Event Type
Malfunction
Date Received
October 6, 2025
Date of Event
September 12, 2025
Report Date
February 25, 2026
Manufacturer
ROCHE DIAGNOSTICS
Product Code
JIQ
PMA / PMN Number
K141925
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
AU
Reporter Occupation
OTHER HEALTH CARE PROFESSIONAL
Health Professional
Yes

Narratives

Additional Manufacturer Narrative · 0

THE ANALYZER SERIAL NUMBER IS (B)(6). THE CUSTOMER SUSPECTS AN INTERFERING FACTOR IN THE PATIENT SAMPLE. THE INVESTIGATION IS ONGOING.

Additional Manufacturer Narrative · 0

SECTION A2 AND A3 WERE UPDATED, AS WELL AS PATIENT MEDICATIONS. CALIBRATION WAS LAST PERFORMED ON (B)(6) 2025. THE QC RECOVERY DATA PROVIDED WAS WITHIN SPECIFICATION. BASED ON THE CALIBRATION AND QC DATA, A GENERAL REAGENT ISSUE COULD BE EXCLUDED. THE INVESTIGATION DID NOT IDENTIFY A PRODUCT PROBLEM. THE ROOT CAUSE OF THE EVENT WAS FOUND TO BE CONSISTENT WITH A PATIENT SAMPLE ISSUE.

Description of Event or Problem · 0

THERE WAS AN ALLEGATION OF QUESTIONABLE TOTAL PROTEIN URINE/CSF GEN.3 RESULTS FOR 1 PATIENT URINE SAMPLE ON A COBAS C 503 ANALYTICAL UNIT. THE CUSTOMER QUESTIONED THE INITIAL RESULT AS A NEGATIVE PROTEIN RESULT WAS EXPECTED. THE INITIAL RESULT WAS 93.8 MG/DL. THE SAMPLE WAS REPEATED ON ANOTHER C503 ANALYZER IN ANOTHER LABORATORY AND THE RESULT WAS 93.8 MG/DL. THE SAMPLE WAS REPEATED AGAIN ON A U601 ANALYZER AND THE RESULT WAS NEGATIVE.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
2478076 TOTAL PROTEIN URINE/CSF GEN.3 URINE/CSF TOTAL PROTEIN TEST JIQ ROCHE DIAGNOSTICS 852901

Patients

Seq Age Sex Outcome Treatment
1 NA Unknown