inforMED
MalfunctionDHX

ELECSYS CEA

Received Dec 4, 2024 · Event occurred Nov 12, 2024

Report 1823260-2024-03522 · MDR key 20848663

Device

Generic name

System, Test, Carcinoembryonic Antigen

Manufacturer

Roche Diagnostics

Catalog number

11731629322

Lot number

74942507

Product problems

  • High Test Results
  • Non Reproducible Results
  • High Test Results
  • Non Reproducible 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 ELECSYS CA 19-9 AND ELECSYS CEA ASSAY RESULTS FROM TWO PATIENT SAMPLES TESTED ON THE COBAS 6000 E601 MODULE. THIS MEDWATCH IS FOR THE ELECSYS CEA ASSAY. PLEASE REFER TO MEDWATCH WITH A1. PATIENT IDENTIFIER (B)(6) FOR THE ELECSYS CA 19-9 ASSAY. THE DATE OF EVENT FOR THE ELECSYS CEA ASSAY IS 19-NOV-2024. THE INITIAL RESULT WAS 23.66 NG/ML. THE REPEAT RESULT WAS 1.95 NG/ML.

Additional Manufacturer Narrative

THE SERIAL NUMBER OF THE COBAS 6000 E601 MODULE IS (B)(6). THE CUSTOMER DOES NOT USE THE REQUIRED TIP/CUP FOR THE MODULE. THE MEASURING CELLS WERE OVERDUE FOR REPLACEMENT. THE INVESTIGATION IS ONGOING.

Additional Manufacturer Narrative

THE INVESTIGATION DID NOT IDENTIFY A PRODUCT PROBLEM. THE ISSUE WAS CONSISTENT WITH THE CUSTOMER'S USE OF UNAPPROVED PROCELL, CLEANCELL, AND TIP/CUPS. A GENERAL REAGENT PROBLEM WAS NOT PRESENT, BECAUSE THE QC BEFORE THE EVENT WAS WITHIN RANGES.