inforMED
MalfunctionLCP

FRUCTOSAMINE

Received May 13, 2026 · Event occurred Apr 25, 2026

Report 1823260-2026-01890 · MDR key 25159644

Device

Generic name

Fructosamine Test

Manufacturer

Roche Diagnostics

Catalog number

04537939190

Lot number

856278

Product problems

  • Incorrect, Inadequate or Imprecise Result or Readings

Patient

Unknown

  • No Clinical Signs, Symptoms or Conditions

Narrative

Additional Manufacturer Narrative

THE SERIAL NUMBER OF THE C 502 ANALYZER IS (B)(6). AN INSPECTION OF THE SAMPLE FOUND THE PRESENCE OF A FAINT FIBRIN-LIKE MATERIAL. THE INVESTIGATION IS ONGOING.

Description of Event or Problem

THE INITIAL REPORTER STATED THEY RECEIVED DISCREPANT RESULTS FOR ONE PATIENT SAMPLE TESTED WITH FRUCTOSAMINE ON A COBAS 8000 C 502 MODULE. THE SAMPLE INITIALLY RESULTED IN A FRUCTOSAMINE VALUE OF 2 UMOL/L. THE SAMPLE WAS REPEATED, RESULTING IN VALUES OF 275 TO 280 UMOL/L. THE SAMPLE WAS REPEATED FIVE ADDITIONAL TIMES AS PART OF A PRECISION STUDY, RESULTING IN THE FOLLOWING FRUCTOSAMINE VALUES: 280 MOL/L, 273 MOL/L, 272 MOL/L, 271 MOL/L, AND 268 MOL/L.