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

Catalog Number	07027249190
Medical Device Problem Codes	Low Test Results (2458); Non Reproducible Results (4029)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	06/07/2025
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
The cobas e 801 analytical unit 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 analytical unit that did not match the clinical picture.The result for one sample from the patient was 6.40 pg/ml.Another sample drawn from the patient on the same date as the original sample was tested on (b)(6) 2025 with a result of 33.8 pg/ml and was tested on (b)(6) 2025 with a result of 33.1 pg/ml.
Additional Manufacturer Narrative
The investigation did not identify a product problem.A general reagent or analyzer problem was not present because the qc prior to the event was within ranges.

• 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: 22478462
• Report Number: 1823260-2025-02111
• Device Sequence Number: 7943002
• Product Code: CHP
• UDI-Device Identifier: 04015630939671
• UDI-Public: 04015630939671
• Combination Product (Y/N): N
• Initial Reporter Country: BR
• 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): 07/28/2025

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: 11/30/2025
• Device Catalogue Number: 07027249190
• Device Lot Number: 825250
• Was Device Available for Evaluation?: Yes
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Follow-Up
• Initial Date Received by Manufacturer: 06/18/2025
• Supplement Date Received by Manufacturer: 07/28/2025
• Initial Report FDA Received Date: 07/11/2025
• Supplement Report FDA Received Date: 07/28/2025
• 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: 58 YR
• Patient Sex: Female