inforMED
MalfunctionDHX

ELECSYS CEA ASSAY

Received Dec 19, 2022 · Event occurred Nov 28, 2022

Report 1823260-2022-04077 · MDR key 16004402

Device

Generic name

System, Test, Carcinoembryonic Antigen

Manufacturer

Roche Diagnostics

Model number

E601

Catalog number

04491777160

Lot number

62773601

Product problems

  • Low Test Results
  • Low Test Results

Patient

57 YR · Female

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

Narrative

Additional Manufacturer Narrative

THE INVESTIGATION DETERMINED THE ISSUE WAS RESOLVED BY THE CUSTOMER RECALIBRATING THE ASSAY.

Description of Event or Problem

THERE WAS AN ALLEGATION OF A QUESTIONABLE CEA ELECSYS RESULT FROM COBAS 6000 E601 MODULE SERIAL NUMBER (B)(4). THE INITIAL RESULT WAS 0.97 NG/ML AND WAS REPORTED OUTSIDE OF THE LABORATORY. THE QC PERFORMED AFTERWARD WAS NOT ACCEPTABLE. THE CUSTOMER RECALIBRATED THE ASSAY AND RAN QC WHICH WAS ACCEPTABLE. THE CUSTOMER THEN REPEATED THE SAMPLE. THE REPEAT RESULT WAS 1.54 NG/ML AND WAS DEEMED CORRECT.

Additional Manufacturer Narrative

THE INVESTIGATION IS ONGOING.