inforMED
MalfunctionLFZ

ELECSYS CMV IGG

Received Mar 31, 2025 · Event occurred Mar 4, 2025

Report 1823260-2025-00940 · MDR key 21729832

Device

Generic name

Cytomegalovirus Immunoassay

Manufacturer

Roche Diagnostics

Catalog number

09118551190

Lot number

80587601

Product problems

  • Low Test Results
  • Low Test Results

Patient

25 YR · Female

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

Narrative

Description of Event or Problem

THERE WAS AN ALLEGATION OF A QUESTIONABLE ELECSYS CMV IGG RESULT FROM THE COBAS E 801 ANALYTICAL UNIT. THE CUSTOMER REPORTED REPETITIVE NEGATIVE ELECSYS CMV IGG RESULTS, WITH AN INITIAL RESULT OF 0.478 U/ML ON (B)(6) 2025 AND REPEAT RESULTS OF 0.502 U/ML AND 0.603 U/ML ON (B)(6) 2025. THEY RECEIVED A POSITIVE CMV AVIDITY RESULT FROM AN EXTERNAL LAB OF 0.68 U/ML ON (B)(6) 2025. A RESULT FOR CMV IGM WAS PROVIDED AS 8.45 COI.

Additional Manufacturer Narrative

THE COBAS E 801 ANALYTICAL UNIT SERIAL NUMBER IS (B)(6). THE INVESTIGATION IS ONGOING.

Additional Manufacturer Narrative

THE INVESTIGATION DETERMINED THAT THERE WAS NO PRODUCT PROBLEM.