FDA Adverse Event Malfunction Summary report: N

ARCHITECT TOTAL B-HCG

MDR report key: 24081809 · Received January 15, 2026

Report

Report Number
3005094123-2026-00025
Event Type
Malfunction
Date Received
January 15, 2026
Date of Event
January 8, 2026
Report Date
March 20, 2026
Manufacturer
ABBOTT IRELAND DIAGNOSTICS DIVISION
Product Code
DHA
UDI-DI
00380740163297
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
CH
Reporter Occupation
OTHER HEALTH CARE PROFESSIONAL
Health Professional
Yes

Narratives

Additional Manufacturer Narrative · 0

DATA AND INFORMATION PROVIDED BY THE CUSTOMER WERE REVIEWED AND SUPPORT THE COMPLAINT ISSUE. A SEARCH FOR SIMILAR COMPLAINTS IDENTIFIED AN INCREASE IN COMPLAINT ACTIVITY FOR LOT 80029UD01, HOWEVER, NO TRENDS WERE IDENTIFIED FOR THE COMPLAINT LIST NUMBER, 07K78. A DEVICE HISTORY RECORD REVIEW DID NOT IDENTIFY ANY NONCONFORMANCES, POTENTIAL NONCONFORMANCES OR DEVIATIONS ASSOCIATED WITH THE COMPLAINT LOT NUMBER AND COMPLAINT ISSUE. IN-HOUSE ACCURACY TESTING WAS COMPLETED WITH A RETAINED KIT OF THE COMPLAINT LOT. ALL VALIDITY AND ACCEPTANCE CRITERIA WERE MET DURING COMPLETION OF THE PROTOCOL, DEMONSTRATING THAT THE LOT IS PERFORMING AS EXPECTED. LABELING WAS REVIEWED WHICH ADEQUATELY ADDRESSES THE CURRENT ISSUE. BASED ON THE INVESTIGATION, NO SYSTEMIC ISSUE OR DEFICIENCY OF THE ARCHITECT TOTAL B-HCG REAGENT LOT 80029UD01 WAS IDENTIFIED.

Additional Manufacturer Narrative · 0

THIS REPORT IS BEING FILED ON AN INTERNATIONAL PRODUCT, LIST NUMBER 07K78-77, THAT HAS THE SAME PRODUCT DISTRIBUTED IN THE US, LIST NUMBER 07K78, WITH 510K NUMBER K983424. AN EVALUATION IS IN PROCESS. A FOLLOW-UP REPORT WILL BE SUBMITTED WHEN THE EVALUATION IS COMPLETE.

Description of Event or Problem · 0

THE CUSTOMER OBSERVED A FALSELY ELEVATED ARCHITECT TOTAL -HCG RESULT FOR ONE FEMALE 32-YEAR-OLD PATIENT. THE RESULT WAS NOT REPORTED. THE SAMPLE WAS REPEATED WITH LOWER RESULTS. THE FOLLOWING DATA WAS PROVIDED: SID (B)(6) INITIAL RESULT PROCESSED ON (B)(6) 2026 = 43.57 MIU/ML REPEAT RESULT <1.2 MIU/ML NO IMPACT TO PATIENT MANAGEMENT WAS REPORTED.

Description of Event or Problem · 0

THE CUSTOMER OBSERVED A FALSELY ELEVATED ARCHITECT TOTAL -HCG RESULT FOR ONE FEMALE 32-YEAR-OLD PATIENT. THE RESULT WAS NOT REPORTED. THE SAMPLE WAS REPEATED WITH LOWER RESULTS. THE FOLLOWING DATA WAS PROVIDED: SID (B)(6), INITIAL RESULT PROCESSED ON (B)(6) 2026 = 43.57 MIU/ML REPEAT RESULT <1.2 MIU/ML NO IMPACT TO PATIENT MANAGEMENT WAS REPORTED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
569741 ARCHITECT TOTAL B-HCG SYSTEM, TEST, HUMAN CHORIONIC GONADOTROPIN DHA ABBOTT IRELAND DIAGNOSTICS DIVISION 80029UD01 00380740163297

Patients

Seq Age Sex Outcome Treatment
1 32 YR Female ARC I2000SR INST, 03M74-02, (B)(6).| ARC I2000SR INST, 03M74-02, (B)(6).