FDA Adverse Event Malfunction Summary report: N

METRIX COVID-19 TEST

MDR report key: 20196014 · Received September 11, 2024

Report

Report Number
3017638293-2024-00004
Event Type
Malfunction
Date Received
September 11, 2024
Date of Event
August 8, 2024
Report Date
September 11, 2024
Manufacturer
APTITUDE MEDICAL SYSTEMS
Product Code
QJR
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
MA, US
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 0

THE USER CLAIMED THEY HAD A FALSE POSITIVE RESULT THAT WAS SUPPORTED BY SUBSEQUENTLY OBTAINING FOUR ADDITIONAL NEGATIVE TEST RESULTS OVER THE COURSE OF FOUR SUBSEQUENT DAYS. CLINICAL FACTORS OR MEDICAL HISTORY OF THE SUBJECT AT THE TIME OF TIME OF THE TEST WAS UNKNOWN. THERE WAS NO HARM TO THE USER AS A RESULT OF THE FALSE POSITIVE OUTSIDE OF SEEKING ADDITIONAL TESTING. THE IFU FOR THE METRIX COVID-19 TEST INFORMS THE USER IN THE CASE OF A FALSE POSITIVE RESULT: "POSITIVE RESULTS INDICATE THE PRESENCE OF VIRAL RNA, BUT CLINICAL CORRELATION WITH PAST MEDICAL HISTORY AND OTHER DIAGNOSTIC INFORMATION IS NECESSARY TO DETERMINE INFECTION STATUS. POSITIVE RESULTS DO NOT RULE OUT BACTERIAL INFECTION OR CO-INFECTION WITH OTHER VIRUSES. THE AGENT DETECTED MAY NOT BE THE DEFINITE CAUSE OF DISEASE. INDIVIDUALS WHO TEST POSITIVE WITH THE METRIX COVID-19 TEST SHOULD SELF-ISOLATE AND SEEK FOLLOW-UP CARE WITH THEIR PHYSICIAN OR HEALTHCARE PROVIDER AS ADDITIONAL TESTING MAY BE NECESSARY". THE DEVICE WAS NOT RETURNED TO THE MANUFACTURER FOR INVESTIGATION. THE ROOT CAUSE FOR A FALSE POSITIVE RESULT CANNOT BE DETERMINED AFTER THE DEVICE HAS BEEN USED TO RUN A TEST. AS PART OF THE INVESTIGATION, THE POTENTIAL ROOT CAUSES WERE REVIEWED TO ENSURE THEY WERE CAPTURED IN THE RISK ASSESSMENT AND THE RISK WAS FOUND TO BE ACCEPTABLE. REPORTS OF FALSE POSITIVES WILL CONTINUE TO BE MONITORED.

Description of Event or Problem · 0

THE USER REPORTED THAT ON (B)(6) 2024 THEY HAD A SUSPECTED FALSE POSITIVE. THE USER SUSPECTED THE FALSE POSITIVE BECAUSE THE USER SUBSEQUENTLY TOOK FOUR OTHER MOLECULAR TESTS OVER THE COURSE OF FOUR SUBSEQUENT DAYS WHICH ALL RESULTED IN A NEGATIVE RESULT. NO ADDITIONAL CLINICAL FACTORS OR MEDICAL HISTORY WERE PROVIDED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1474471 METRIX COVID-19 TEST COVID-19 NUCLEIC-ACID TEST QJR APTITUDE MEDICAL SYSTEMS REV-G 20240615012

Patients

Seq Age Sex Outcome Treatment
1 NA Unknown