inforMED
MalfunctionCIT

ASPARTATE AMINOTRANSFERASE ACC. TO IFCC WITH PYRIDOXAL PHOSPHATE ACTIVATION

Received Jan 9, 2025 · Event occurred Dec 20, 2024

Report 1823260-2025-00072 · MDR key 21114953

Device

Generic name

Aspartate Amino Transferase (ast/sgot) Test System

Manufacturer

Roche Diagnostics

Catalog number

04467493190

Lot number

ASKU

Product problems

  • Non Reproducible Results
  • Non Reproducible Results

Patient

NA · Unknown

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

Narrative

Additional Manufacturer Narrative

BASED ON THE LIMITED INFORMATION, THE INVESTIGATION DID NOT IDENTIFY A SPECIFIC PRODUCT PROBLEM. THE CAUSE OF THE EVENT COULD NOT BE DETERMINED.

Additional Manufacturer Narrative

THE INVESTIGATION CONCLUSION CODE WAS UPDATED.

Additional Manufacturer Narrative

THE C501 MODULE SERIAL NUMBER WAS (B)(6).

Description of Event or Problem

THE INITIAL REPORTER COMPLAINED OF DISCREPANT RESULTS FOR 1 PATIENT SAMPLE TESTED FOR ASPARTATE AMINOTRANSFERASE ACC. TO IFCC WITH PYRIDOXAL PHOSPHATE ACTIVATION (AST) ON A COBAS 6000 C501 MODULE. THE INITIAL RESULT WAS 46 U/L. THIS RESULT DID NOT CORRESPOND TO THE ALT RESULT (12 U/L) OR THE PATIENT¿S HISTORICAL RESULTS. THE REPEAT RESULT WAS 19 U/L. ON (B)(6) 2024 THE SAMPLE WAS REPEATED TWICE WITH RESULTS OF 19 U/L.