MAUDE Adverse Event Report: ABBOTT IRELAND DIAGNOSTICS DIVISION MAGNESIUM; PHOTOMETRIC METHOD, MAGNESIUM

Catalog Number	08P19-25
Medical Device Problem Code	High Test Results (2457)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	02/27/2025
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
An evaluation is in process.A follow-up report will be submitted when the evaluation is complete.All available patient information was included.Additional patient details are not available.
Event or Problem Description
The customer observed a falsely elevated magnesium on the alinity c processing module for one patient that was not reported out of the laboratory.The following results were provided (reference range 1.6 to 2.6 mg/dl): sid (b)(6), initial result= 9.5 mg/dl; repeat result= 2.0 mg/dl; repeat result (alternate analyzer) = 1.9 mg/dl.There was no impact to patient management reported.
Additional Manufacturer Narrative
The complaint investigation included a review of data and information provided by the customer, search for similar complaints, ticket trending review, device history record review, and labeling review.Return testing was not completed as returns were not available.Data and information provided by the customer were reviewed and support the complaint issue.Review of tracking and trending for the alinity c magnesium assay did not identify an increase in complaint activity related to the complaint issue.Additionally, an increase in complaint activity was not identified for reagent lot 66386ud00.A device history record review did not identify any non-conformances or deviations related to the complaint lot number and complaint issue.Labeling was reviewed and found to adequately address the issue.Based on the investigation, no systemic issue or deficiency of the alinity c magnesium reagent lot 66386ud00 was identified.
Event or Problem Description
The customer observed a falsely elevated magnesium on the alinity c processing module for one patient that was not reported out of the laboratory.The following results were provided (reference range 1.6 to 2.6 mg/dl): sid (b)(6), initial result= 9.5 mg/dl; repeat result= 2.0 mg/dl; repeat result (alternate analyzer) = 1.9 mg/dl.There was no impact to patient management reported.

• Brand Name: MAGNESIUM
• Common Device Name: PHOTOMETRIC METHOD, MAGNESIUM
• Manufacturer (Section D): ABBOTT IRELAND DIAGNOSTICS DIVISION; lisnamuck; co. longford; longford N39E9 32; EI N39E932
• Manufacturer (Section G): ABBOTT IRELAND DIAGNOSTICS DIVISION; lisnamuck; co. longford; longford N39E9 32; EI N39E932
• Manufacturer Contact: nicole jenne ; max-planck-ring 2; post market surveillance; wiesbaden 65205 ; GM 65205 ; 6122582960
• MDR Report Key: 21619620
• Report Number: 3005094123-2025-00117
• Device Sequence Number: 12890702
• Product Code: JGJ
• UDI-Device Identifier: 00380740176525
• UDI-Public: (01)00380740176525(17)250522(10)66386UD00
• Combination Product (Y/N): N
• Initial Reporter State: CA
• Initial Reporter Country: US
• PMA/510(K) Number: K181748
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Health Professional
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial,Followup
• Report Date (Section B): 04/23/2025

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Operator of Device: Health Professional
• Device Expiration Date: 05/22/2025
• Device Catalogue Number: 08P19-25
• Device Lot Number: 66386UD00
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 02/27/2025
• Supplement Date Received by Manufacturer: 04/22/2025
• Initial Report FDA Received Date: 03/17/2025
• Supplement Report FDA Received Date: 04/23/2025
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 08/21/2024
• Is the Device Labeled for Single Use? (Y/N): No
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1
• Concomitant Medical Products and Therapy/Usage Dates: ALNTY C PROCESSING MODU, 03R67-01, (B)(6); ALNTY C PROCESSING MODU, 03R67-01, (B)(6)
• Patient Sex: Unknown