FDA Adverse Event Malfunction Summary report: N

COLOGUARD

MDR report key: 7075020 · Received November 30, 2017

Report

Report Number
MW5073677
Event Type
Malfunction
Date Received
November 30, 2017
Date of Event
September 16, 2017
Report Date
November 27, 2017
Manufacturer
UNK
Product Code
PHP
Product Problem
Yes
Report Source
Voluntary report
Reporter Location
MI, US
Reporter Occupation
PATIENT

Narratives

Description of Event or Problem · 1

USED "COLOGUARD AND RESULT WAS "POSITIVE." WENT FOR A COLONOSCOPY. RESULT CAME BACK "PERFECT." DOCTOR SAID IT WAS A 100% FALSE POSITIVE. NATURALLY HAPPY WITH THE RESULTS, HOWEVER, VERY SHOCKED WHEN DOCTOR SAID "COLOGUARD" DOES IN SOME CASES (ABOUT 13% OF THE TIME). PRODUCE "FALSE POSITIVE" AND "FALSE NEGATIVE" GET A "POSITIVE" AND AUTOMATICALLY YOU SO FOR A COLONOSCOPY. GET A "NEGATIVE" AND YOU ARE "HAPPY". IF PERCHANCE IT IS A "FALSE NEGATIVE", NO ONE KNOWS AND THE CANCER JUST GETS WORSE, TOTALLY UNCHECKED. "COLOGUARD" IS AS BAD AS CAN BE. SHOULD BE TAKEN OF THE MARKET. AS A DIAGNOSTIC TOOL IT IS A SCAM.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
852453 COLOGUARD SYSTEM, COLORECTAL NEOPLASIA PHP UNK

Patients

Seq Age Sex Outcome Treatment
1 76 YR