FDA Adverse Event Other Summary report: N

UNICEL DXI 800 ACCESS IMMUNOASSAY SYSTEM

MDR report key: 590398 · Received February 24, 2005

Report

Report Number
2122870-2005-00021
Event Type
Other
Date Received
February 24, 2005
Date of Event
January 26, 2005
Report Date
February 23, 2005
Manufacturer
BECKMAN COULTER, INC.
Product Code
JJE
Removal / Correction Number
NA
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
CA
Reporter Occupation
MEDICAL TECHNOLOGIST

Narratives

Description of Event or Problem · 1

A CUSTOMER INFORMED A BECKMAN COULTER FIELD REPRESENTATIVE REGARDING A FALSELY LOW BHCG TEST RESULT ON A SINGLE PATIENT THAT WAS GENERATED BY THE UNICEL DXI INSTRUEMENT. THE FALSELY LOW BHCG RESULT FROM SAMPLE A WAS 0.01MLU/ML. THE LOW BHCG WAS REPORTED OUT OF THE LAB. THE CUSTOMER INDICATED THAT AFTER ABOUT A WEEK, THE PHYSICIAN REQUESTED A NEW SAMPLE TO BE COLLECTED FROM THE SAME PATIENT AND TESTED FOR BHCG. THE BHCG RESULT FROM SAMPLE B WAS 78,298MLU/ML. BASED ON THE ELEVATED BHCG RESULT FROM SAMPLE B, THE CUSTOMER RETESTED SAMPLE A. THE REPEATED BHCG RESULT FROM SAMPLE A WAS 71,926MLU/ML. THE BHCG RESULTS FROM SAMPLE B AND THE REPEATED RESULT FROM SAMPLE A WERE IN THE 5-8 WEEKS GESTATINAL AGE ACCORDING TO THE GESTATIONAL AGE CHART IN THE ASSAY GUIDE. NO ADDITIONAL EVENT INFORMATION WAS PROVIDED BY THE CUSTOMER. THERE HAS BEEN NO CHANGE TO PATIENT TREATMENT OR ANU INJURY THAT CAN BE ATTRIBUTED TO THIS EVENT.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 UNICEL DXI 800 ACCESS IMMUNOASSAY SYSTEM DISCRETE PHOTOMETRIC CHEMISTRY ANALYZER JJE BECKMAN COULTER, INC. NA NA

Patients

Seq Age Sex Outcome Treatment
1 NA Other