inforMED
MalfunctionLCP

TINA-QUANT HEMOGLOBIN A1CDX GEN. 3

Received Mar 7, 2024 · Event occurred Feb 6, 2024

Report 1823260-2024-00686 · MDR key 18854834

Device

Generic name

Glycosylated Hemoglobin Assay

Manufacturer

Roche Diagnostics

Catalog number

08056668190

Lot number

71506001

Product problems

  • High Test Results
  • High Test Results

Patient

NA · Unknown

  • No Clinical Signs, Symptoms or Conditions
  • No Clinical Signs, Symptoms or Conditions

Narrative

Description of Event or Problem

THE INITIAL REPORTER RECEIVED QUESTIONABLE TINA-QUANT HEMOGLOBIN A1CDX GEN. 3 RESULTS FROM SIX PATIENT SAMPLES TESTED ON THE COBAS PRO C 503 ANALYTICAL UNIT. THE REPORTER WAS ABLE TO PROVIDE ONE PATIENT SAMPLE WITH DISCREPANT RESULTS: THE INITIAL RESULT WAS REPORTED OUTSIDE OF THE LABORATORY. THE PHYSICIAN QUESTIONED THE RESULT PROMPTING THE RERUN OF THE PATIENT SAMPLE. THE INITIAL RESULT WAS 7%. THE REPEAT RESULT WAS 6%. THE REPEAT RESULT WAS DEEMED CORRECT.

Additional Manufacturer Narrative

THE SERIAL NUMBER OF THE CUSTOMER'S COBAS PRO C 503 ANALYTICAL UNIT IS (B)(6). THE CUSTOMER STATED THAT THE ISSUE HAS BEEN RESOLVED WITH NEW CALIBRATIONS OF A NEW REAGENT LOT. THE INVESTIGATION IS ONGOING.

Additional Manufacturer Narrative

THE INVESTIGATION DETERMINED THE CUSTOMER'S ACTION (REAGENT REPLACEMENT OF NEW LOT AND CALIBRATION) RESOLVED THE ISSUE.