inforMED
MalfunctionLBR

LDL-CHOLESTEROL GEN.3

Received Feb 21, 2025 · Event occurred Jan 30, 2025

Report 1823260-2025-00515 · MDR key 21433245

Device

Generic name

Low Density Lipoprotein Test System

Manufacturer

Roche Diagnostics

Catalog number

07005768190

Lot number

833054

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

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

Description of Event or Problem

WE RECEIVED AN ALLEGATION ABOUT DISCREPANT RESULTS FOR 1 PATIENT SAMPLE TESTED WITH LDL-CHOLESTEROL GEN.3 (LDLC3) ASSAY ON A COBAS 8000 C702 MODULE. INITIAL RESULT: 0.4 MG/DL. THE CUSTOMER NOTICED THAT THE INITIAL RESULT WAS <3.8 MG/DL AND IT WAS AUTO-VALIDATED BY THE INFINITY. REPEAT RESULT: 155.6 MG/DL. REPORTEDLY, THE REPEAT RESULT WAS AS EXPECTED.

Additional Manufacturer Narrative

THE C702 MODULE SERIAL NUMBER WAS (B)(6). CALIBRATION AND QC WERE ACCEPTABLE. THE FIELD APPLICATION SPECIALIST VISITED THE CUSTOMER'S SITE ON THE DAY OF THE EVENT AND SET A NEW RULE IN INFINITY FOR THE REPETITION OF LOW RESULTS. THE INVESTIGATION IS ONGOING.