inforMED
MalfunctionCIT

ASPARTATE AMINOTRANSFERASE

Received Feb 27, 2026 · Event occurred Feb 11, 2026

Report 1823260-2026-00729 · MDR key 24471904

Device

Generic name

Aspartate Amino Transferase (ast/sgot) Test System

Manufacturer

Roche Diagnostics

Catalog number

05850819190

Lot number

912006

Product problems

  • Output Problem

Patient

44 YR · Unknown

  • No Clinical Signs, Symptoms or Conditions

Narrative

Additional Manufacturer Narrative

MEDWATCH FIELDS A2 AGE NUMBER, A2 AGE UNITS, AND B7 OTHER RELEVANT HISTORY WERE UPDATED. THE INVESTIGATION IS ONGOING.

Additional Manufacturer Narrative

THE COBAS 8000 C702 MODULE SERIAL NUMBER WAS (B)(6). THE INVESTIGATION IS ONGOING.

Description of Event or Problem

THERE WAS AN ALLEGATION OF QUESTIONABLE ASPARTATE AMINOTRANSFERASE RESULTS FROM THE COBAS 8000 C702 MODULE. THE CUSTOMER SUSPECTED THERE WAS A PATIENT SPECIFIC ISSUE OR AN INTERFERENCE. THE INITIAL RESULT WAS 59.3 U/L WITH A DATA FLAG. THE REPEAT RESULT WAS 60.6 U/L WITH A DATA FLAG. A 1:10 DILUTION YIELDED A CALCULATED RESULT OF 44.8 U/L, SUGGESTING AN ANALYZER RESULT OF 4.8 U/L, WHICH IS BELOW THE ASSAY'S LOWER TECHNICAL LIMIT AND SHOULD NOT HAVE BEEN REPORTED BY THE ANALYZER. A 1:3 DILUTION YIELDED A CALCULATED RESULT OF 57.7 U/L.