FDA Adverse Event Malfunction Summary report: N

LITHIUM

MDR report key: 23350214 · Received October 21, 2025

Report

Report Number
1823260-2025-04279
Event Type
Malfunction
Date Received
October 21, 2025
Date of Event
October 1, 2025
Report Date
November 10, 2025
Manufacturer
ROCHE DIAGNOSTICS
Product Code
NDW
UDI-DI
07613336121382
PMA / PMN Number
K063684
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
CI
Reporter Occupation
OTHER HEALTH CARE PROFESSIONAL
Health Professional
Yes

Narratives

Additional Manufacturer Narrative · 0

PLEASE NOTE THAT THE C703 SYSTEM IS NOT CLEARED OR APPROVED FOR USE IN THE UNITED STATES AND IS NOT SIMILAR TO A DEVICE CLEARED OR APPROVED IN THE UNITED STATES. THE INVESTIGATION COULD NOT IDENTIFY A PRODUCT PROBLEM. THE CAUSE OF THE EVENT COULD NOT BE DETERMINED.

Additional Manufacturer Narrative · 0

THE SERIAL NUMBER OF THE C703 ANALYZER IS (B)(6). THE INVESTIGATION IS ONGOING.

Description of Event or Problem · 0

THE INITIAL REPORTER STATED THEY RECEIVED DISCREPANT RESULTS FOR ONE PATIENT SAMPLE TESTED WITH LITHIUM ON A COBAS C 703 ANALYTICAL UNIT. THE SAMPLE INITIALLY RESULTED IN A LITHIUM VALUE OF 2.43 NMOL/L AND IT REPEATED AS 0.94 NMOL/L.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
817398 LITHIUM LITHIUM ASSAY NDW ROCHE DIAGNOSTICS ASKU 07613336121382

Patients

Seq Age Sex Outcome Treatment
1 NA Unknown