inforMED
MalfunctionCEC

ALINITY I FREE T4 REAGENT KIT

Received Apr 3, 2026 · Event occurred Mar 17, 2026

Report 3005094123-2026-00156 · MDR key 24777520

Device

Generic name

Radioimmunoassay, Free Thyroxine

Catalog number

07P70-30

Lot number

79271UD00

Product problems

  • High Test Results

Patient

48 YR · Female

  • No Clinical Signs, Symptoms or Conditions

Narrative

Additional Manufacturer Narrative

AN EVALUATION IS IN PROCESS. A FOLLOW-UP REPORT WILL BE SUBMITTED WHEN THE EVALUATION IS COMPLETE. SECTION A PATIENT INFORMATION: REFER TO SECTION B5 FOR COMPLETE PATIENT INFORMATION.

Description of Event or Problem

THE CUSTOMER OBSERVED FALSELY ELEVATED ALINITY I FREE T4 RESULTS FOR A 48-YEAR-OLD FEMALE PATIENT. THE FOLLOWING DATA WAS PROVIDED (REFERENCE RANGE 9-23 PMOL/L): SID (B)(6). FT4 32.43 PMOL/L (B)(6) 2026, FT4 14.58 PMOL/L (B)(6) 2025, FT4 14.20 PMOL/L (B)(6) 2026, NO IMPACT TO PATIENT MANAGEMENT WAS REPORTED.