inforMED
MalfunctionCDX

T4 ELECSYS E2G 300 V2

Received Feb 21, 2022 · Event occurred Jan 29, 2022

Report 1823260-2022-00467 · MDR key 13569155

Device

Generic name

Total Thyroxine Assay

Manufacturer

Roche Diagnostics

Model number

NA

Catalog number

09007741190

Lot number

53112600

Product problems

  • Display or Visual Feedback Problem
  • Non Reproducible Results
  • Display or Visual Feedback Problem
  • Non Reproducible Results

Patient

Unknown

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

Narrative

Additional Manufacturer Narrative

THE INVESTIGATION IS ONGOING. NA.

Description of Event or Problem

THE INITIAL REPORTER RECEIVED A QUESTIONABLE T4 ELECSYS E2G 300 V2 RESULT FOR ONE PATIENT SAMPLE TESTED ON A COBAS E411 RACK WITH SERIAL NUMBER: (B)(4) COMPARED TO A VIDAS ANALYZER. THE INITIAL RESULT WAS NOT REPORTED OUTSIDE OF THE LABORATORY. THE RESULT FROM THE E 411 AT 1:51 PM WAS 246.5 NMOL/L WITH A DATA FLAG. THE RESULT FROM THE VIDAS ANALYZER AT 2:00 PM WAS 130.96 NMOL/L. THE VIDAS RESULT WAS REPORTEDLY MORE CONSISTENT WITH THE TOTAL THYROID PROFILE OF THE PATIENT.

Additional Manufacturer Narrative

THE INVESTIGATION IS ONGOING. NA.

Description of Event or Problem

THE INITIAL REPORTER RECEIVED A QUESTIONABLE T4 ELECSYS E2G 300 V2 RESULT FOR ONE PATIENT SAMPLE TESTED ON A COBAS E411 RACK WITH SERIAL NUMBER: (B)(4) COMPARED TO A VIDAS ANALYZER. THE INITIAL RESULT WAS NOT REPORTED OUTSIDE OF THE LABORATORY. THE RESULT FROM THE E 411 AT 1:51 PM WAS 246.5 NMOL/L WITH A DATA FLAG. THE RESULT FROM THE VIDAS ANALYZER AT 2:00 PM WAS 130.96 NMOL/L. THE VIDAS RESULT WAS REPORTEDLY MORE CONSISTENT WITH THE TOTAL THYROID PROFILE OF THE PATIENT.

Additional Manufacturer Narrative

ADDITIONAL INFORMATION WAS REQUESTED BUT NOT PROVIDED. THE CAUSE OF THE EVENT COULD NOT BE DERTERMINED.