MAUDE Adverse Event Report: ROCHE DIAGNOSTICS ELECSYS ESTRADIOL III; RADIOIMMUNOASSY, ESTRADIOL

Catalog Number	07027249190
Medical Device Problem Codes	Incorrect, Inadequate or Imprecise Result or Readings (1535); Low Test Results (2458); Non Reproducible Results (4029)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	07/04/2025
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
The cobas e 801 module serial number was (b)(6).The investigation is ongoing.
Event or Problem Description
There was an allegation of questionable elecsys estradiol iii results from the cobas e 801 module.Patient 1 had an initial result of 118 pmol/l and a repeat result of 155 pmol/l.Patient 2 had an initial result of 170 pmol/l and a repeat result of 214 pmol/l.The repeat results were believed to be correct and reported outside of the laboratory.
Additional Manufacturer Narrative
Medwatch field d4 expiration date was updated.The investigation was unable to determine a specific root cause.A general reagent or analyzer problem was not present, as the qc results before the event were within acceptable ranges.There was no product problem identified.

• Brand Name: ELECSYS ESTRADIOL III
• Common Device Name: RADIOIMMUNOASSY, ESTRADIOL
• Manufacturer (Section D): ROCHE DIAGNOSTICS; 9115 hague road; indianapolis IN 46250 0457
• Manufacturer (Section G): ROCHE DIAGNOSTICS GMBH; sandhofer strasse 116; mannheim (baden-wurttemberg) 68305 ; GM 68305
• Manufacturer Contact: natalie catton ; 9115 hague road; indianapolis, IN 46250
• MDR Report Key: 22628871
• Report Number: 1823260-2025-02304
• Device Sequence Number: 12993725
• Product Code: CHP
• UDI-Device Identifier: 04015630939671
• UDI-Public: 04015630939671
• Combination Product (Y/N): N
• Initial Reporter Country: UK
• PMA/510(K) Number: K965109
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Foreign,Health Professional,User Facility
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial,Followup
• Report Date (Section B): 08/21/2025

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: 04/30/2026
• Device Catalogue Number: 07027249190
• Device Lot Number: 85857800
• Was Device Available for Evaluation?: Yes
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 07/08/2025
• Supplement Date Received by Manufacturer: 07/30/2025
• Initial Report FDA Received Date: 07/28/2025
• Supplement Report FDA Received Date: 08/21/2025
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• 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
• Patient Age: 22 YR
• Patient Sex: Female