inforMED
MalfunctionCGX

CREATININE JAFF¿ GEN.2 (COMPENSATED)

Received Jun 22, 2026 · Event occurred May 18, 2026

Report 1823260-2026-02460 · MDR key 25576200

Device

Generic name

Creatinine Test

Manufacturer

Roche Diagnostics

Catalog number

05401755190

Lot number

94610901

Product problems

  • Non Reproducible Results

Patient

NA · Unknown

  • No Clinical Signs, Symptoms or Conditions

Narrative

Description of Event or Problem

WE RECEIVED AN ALLEGATION ABOUT DISCREPANT RESULTS FOR THREE PATIENTS' SAMPLES TESTED WITH THE CREATININE JAFFE GEN.2 ASSAY ON A COBAS C 111 ANALYZER. SAMPLE 1: INITIAL RESULT: 0.77 MG/DL. REPEAT RESULT: 1.10 MG/DL. SAMPLE 2 WAS TESTED ON (B)(6) 2026: INITIAL RESULT: 0.61 MG/DL. REPEAT RESULT: 0.99 MG/DL. SAMPLE 3 WAS TESTED ON (B)(6) 2026: INITIAL RESULT: 0.65 MG/DL. REPEAT RESULT: 1.04 MG/DL. THE PATIENT SAMPLES WERE SENT OUT TO A DIFFERENT LABORATORY AND REPEATED ON A COBAS PRO C 503 ANALYTICAL UNIT.

Additional Manufacturer Narrative

THE COBAS C 111 ANALYZER SERIAL NUMBER WAS (B)(6). THE INVESTIGATION IS ONGOING.