inforMED
MalfunctionQWH

ELECSYS SFLT-1

Received Jul 21, 2025 · Event occurred Jun 27, 2025

Report 1823260-2025-02221 · MDR key 22554793

Device

Generic name

Placental Growth Factor (plgf) Ivd, Kit, Chemiluminescent Immunoassay

Manufacturer

Roche Diagnostics

Catalog number

07027818190

Lot number

ASKU

Product problems

  • Incorrect Measurement
  • Incorrect Measurement

Patient

NA · Female

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

Narrative

Additional Manufacturer Narrative

THE COBAS E 801 MODULE SERIAL NUMBER WAS (B)(6). THE INVESTIGATION IS ONGOING.

Description of Event or Problem

THERE WAS AN ALLEGATION OF QUESTIONABLE SLFT/PLGF RATIO RESULTS FOR TWO PATIENTS FROM THE COBAS E 801 MODULE. THE PHYSICIAN CLAIMED THE RESULTS DID NOT IMPLY THE PATIENTS HAD PRE-ECLAMPSIA WHEN, IN FACT, THEY DID. PATIENT 1: THE INITIAL RATIO WAS 10. REPEAT TESTING TWO WEEKS LATER HAD A RESULT OF 13. PATIENT 2: THE INITIAL RATIO WAS 38. REPEAT TESTING SEVEN DAYS LATER HAD A RESULT OF 175.

Additional Manufacturer Narrative

THE INVESTIGATION DID NOT IDENTIFY A PRODUCT PROBLEM.