FDA Adverse Event Malfunction Summary report: N

VITROS CHEMISTRY PRODUCTS HBA1C REAGENT

MDR report key: 23809922 · Received December 15, 2025

Report

Report Number
1319808-2025-00038
Event Type
Malfunction
Date Received
December 15, 2025
Date of Event
November 20, 2025
Report Date
December 15, 2025
Manufacturer
ORTHO-CLINICAL DIAGNOSTICS, INC.
Product Code
PDJ
UDI-DI
10758750030729
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
US
Reporter Occupation
OTHER HEALTH CARE PROFESSIONAL
Health Professional
Yes

Narratives

Additional Manufacturer Narrative · 0

THE INVESTIGATION HAS CONCLUDED THAT LOWER AND HIGHER THAN EXPECTED VITROS HBA1C REAGENT LOT: 1519-46-3073 RESULTS WERE OBTAINED FROM TWO DIFFERENT LEVELS OF NON-VITROS BIORAD LIQUICHEK DIABETES LOT: 89290 CONTROLS ON A VITROS XT 7600 SYSTEM. THE ASSIGNABLE CAUSE OF THE EVENT COULD NOT BE DETERMINED. DIAGNOSTIC VITROS GENT WITHIN-RUN PRECISION TESTING TO ASSESS INSTRUMENT PERFORMANCE WAS NOT PROCESSED, THEREFORE, AN ANALYZER PERFORMANCE ISSUE CANNOT BE RULED OUT AS CONTRIBUTING TO THE EVENT. HISTORIC QUALITY CONTROL RESULTS OBTAINED FROM VITROS HBA1C REAGENT LOT: 1519-46-3073 SHOWED SOME IMPRECISION, THEREFORE, A REAGENT RELATED PERFORMANCE ISSUE CANNOT BE RULED OUT AS CONTRIBUTING TO THE EVENT. ACCEPTABLE PERFORMANCE WAS OBTAINED USING TWO ALTERNATE LOTS WITH THE SAME QC FLUIDS. CONTINUAL TRACKING AND TRENDING OF COMPLAINTS HAS NOT IDENTIFIED ANY SIGNALS THAT WOULD POINT TO A POTENTIAL SYSTEMIC PERFORMANCE ISSUE WITH VITROS REAGENT LOT: 1519-46-3073.

Description of Event or Problem · 0

A CUSTOMER CONTACTED THE ORTHO CLINICAL DIAGNOSTICS (ORTHO) TECHNICAL SOLUTION CENTER (TSC) TO REPORT LOWER AND HIGHER THAN EXPECTED VITROS HBA1C REAGENT LOT: 1519-46-3073 RESULTS WERE OBTAINED FROM TWO DIFFERENT LEVELS OF NON-VITROS BIORAD LIQUICHEK DIABETES LOT: 89290 CONTROLS ON A VITROS XT 7600 SYSTEM. BIORAD LEVEL 1 VITROS HBA1C RESULTS OF 6.30, 6.35 AND 6.32 % NGSP VS. THE BASELINE MEAN OF 5.24 % NGSP. BIORAD LEVEL 2 VITROS HBA1C RESULTS OF 7.30, 9.95, 10.02, 9.95, 7.22, 7.20, 7.10, 7.10, 7.10, 7.02, 10.44 AND 10,51 % NGSP VS. THE BASELINE MEAN OF 8.39 % NGSP. BIASED RESULTS OF THE MAGNITUDE AND DIRECTION OBSERVED MAY LEAD TO INAPPROPRIATE PHYSICIAN ACTION IF THEY WERE TO OCCUR UNDETECTED ON PATIENT SAMPLES. THE HIGHER-THAN-EXPECTED VITROS HBA1C RESULTS WERE OBTAINED FROM NON-PATIENT QUALITY CONTROL FLUIDS. THERE WAS NO ALLEGATION OF PATIENT HARM AS A RESULT OF THIS EVENT. THIS REPORT IS NUMBER THREE OF SIX MDRS FOR THIS EVENT. SIX 3500A FORMS ARE BEING SUBMITTED FOR THIS EVENT AS SIX DEVICES WERE INVOLVED. THIS REPORT CORRESPONDS TO ORTHO CLINICAL DIAGNOSTICS INC (ORTHO) COMPLAINT NUMBER: (B)(4).

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
272395 VITROS CHEMISTRY PRODUCTS HBA1C REAGENT IN-VITRO DIAGNOSTICS PDJ ORTHO-CLINICAL DIAGNOSTICS, INC. 2535-46-3073 10758750030729

Patients

Seq Age Sex Outcome Treatment
1 NA Unknown