inforMED
MalfunctionCIX

ALBUMIN GEN.2

Received Feb 1, 2018 · Event occurred Jan 10, 2018

Report 1823260-2018-00290 · MDR key 7233467

Device

Generic name

Bromcresol Green Dye-binding, Albumin

Manufacturer

Roche Diagnostics

Model number

NA

Catalog number

05166861190

Lot number

262685

Product problems

  • Low Test Results
  • Low Test Results

Patient

70 YR

  • No Consequences Or Impact To Patient
  • No Consequences Or Impact To Patient

Narrative

Additional Manufacturer Narrative

(B)(4).

Description of Event or Problem

THE CUSTOMER RECEIVED QUESTIONABLE ALB2 ALBUMIN GEN.2 RESULTS FOR MULTIPLE PATIENT SAMPLES FROM COBAS 8000 C 702 MODULE SERIAL NUMBER (B)(4). THE CUSTOMER PERFORMS QC EVERY FOUR HOURS AND IF THE RESULTS ARE OUT OF RANGE, THEY REPEAT PATIENT SAMPLES. OF THE DATA PROVIDED, ONLY THE RESULTS FOR ONE SAMPLE WERE DISCREPANT. THE INITIAL RESULT WAS 1.9 G/L AND THE REPEAT RESULT WAS 2.5 G/L. THE ERRONEOUS RESULT WAS REPORTED OUTSIDE OF THE LABORATORY. THE REPEAT RESULT WAS BELIEVED TO BE CORRECT. THE PATIENT WAS NOT ADVERSELY AFFECTED. THE CUSTOMER BELIEVED THE ISSUE OCCURRED WHEN THE REAGENT PACK VOLUME WAS LOW. AFTER EVALUATION OF THE PROVIDED CALIBRATION AND QC DATA, A GENERAL REAGENT ISSUE CANNOT BE IDENTIFIED.

Additional Manufacturer Narrative

THE FIELD SERVICE REPRESENTATIVE CHECKED THE INSTRUMENT AND FOUND NO ISSUES. THE INVESTIGATION WAS UNABLE TO FIND A DEFINITIVE ROOT CAUSE. A GENERAL REAGENT OR HARDWARE ISSUE WAS EXCLUDED.