MAUDE Adverse Event Report: ABBOTT LABORATORIES ARCHITECT STAT TROPONIN-I; IMMUNOASSAY METHOD, TROPONIN SUBUNIT

Catalog Number	02K41-27
Medical Device Problem Code	High Test Results (2457)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	01/26/2026
Type of Reportable Event	Malfunction
Event or Problem Description
The customer observed a falsely elevated architect troponin result generated on an architect i1000sr analyzer for a 73-year-old male patient.Sid (b)(6), initial result on another analyzer (b)(6) = 30 ng/l, repeat result on (b)(6) = 30 ng/l, repeat on (b)(6) = 66 ng/l and 50 ng/l.The customer¿s reference range is 0-30 ng/l there was no impact to patient management.
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 provided.
Additional Manufacturer Narrative
A complaint investigation was conducted for the architect stat troponin-i reagent lot 85694un25 to address the customer¿s observation of falsely elevated results.Review of tracking and trending data for the architect stat troponin-i assay lot 85694un25 did identify an increase in complaints, however, the search by list number did not identify an increase in complaint activity for the current complaint issue.Device history review did not identify issues associated with the customer¿s observation.Historical performance of lot for lot 85694un25 was evaluated using worldwide field data for the troponin-i assay.The patient median data (divided into 3 groups) and cal f rlu mean were analyzed and compared to an established control limit.This evaluation indicated that all three levels of the patient medians and the cal f rlu mean for the lot for lot 85694un25 are within the established limits.Therefore, no unusual reagent lot performance was identified for the lot for lot 85694un25.Labeling was reviewed and found to adequately address the customer's issue.Based on our investigation, no systemic issue or deficiency was identified with the architect stat troponin-i reagent lot 85694un25.
Event or Problem Description
The customer observed a falsely elevated architect troponin result generated on an architect i1000sr analyzer for a 73-year-old male patient.Sid (b)(6) initial result on another analyzer (b)(6) = 30 ng/l, repeat result on (b)(6) = 30 ng/l, repeat on (b)(6) = 66 ng/l and 50 ng/l.The customer¿s reference range is 0-30 ng/l.There was no impact to patient management.

• Brand Name: ARCHITECT STAT TROPONIN-I
• Common Device Name: IMMUNOASSAY METHOD, TROPONIN SUBUNIT
• Manufacturer (Section D): ABBOTT LABORATORIES; 100 abbott park road; abbott park IL 60064
• Manufacturer (Section G): ABBOTT LABORATORIES; 100 abbott park road; abbott park IL 60064
• Manufacturer Contact: nicole jenne ; max-planck-ring 2; post market surveillance; wiesbaden 65205 ; GM 65205 ; 6122582960
• MDR Report Key: 24367667
• Report Number: 1415939-2026-00005
• Device Sequence Number: 5142450
• Product Code: MMI
• UDI-Device Identifier: 00380740048525
• UDI-Public: (01)00380740048525(17)260831(10)85694UN25
• Combination Product (Y/N): N
• Initial Reporter State: CA
• Initial Reporter Country: US
• PMA/510(K) Number: K041192
• 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): 04/29/2026

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: 08/31/2026
• Device Catalogue Number: 02K41-27
• Device Lot Number: 85694UN25
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 01/29/2026
• Supplement Date Received by Manufacturer: 04/20/2026
• Initial Report FDA Received Date: 02/17/2026
• Supplement Report FDA Received Date: 04/29/2026
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 09/11/2025
• 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: ARC I1000SR INTGR, 01L86-40, (B)(6); ARC I1000SR INTGR, 01L86-40, (B)(6)
• Patient Age: 73 YR
• Patient Sex: Male