FDA Adverse Event Injury Summary report: N

ONCOTYPE DX MULTIVARIATE INDEX

MDR report key: 2113220 · Received May 27, 2011

Report

Report Number
MW5020810
Event Type
Injury
Date Received
May 27, 2011
Date of Event
May 6, 2011
Report Date
May 27, 2011
Manufacturer
GENOMIC HEALTH
Product Code
NPQ
Adverse Event
Yes
Report Source
Voluntary report
Reporter Location
PA, US
Reporter Occupation
PHYSICIAN

Narratives

Description of Event or Problem · 1

ESTROGEN RECEPTOR PERFORMED BY RT-PCR AND REPORTED ON THE ONCOTYPE DX TEST/DEVICE - (B)(6) WAS NEGATIVE ON THIS PT'S BREAST CANCER. HOWEVER, THE ESTROGEN RECEPTOR PERFORMED ON THE VERY SAME TISSUE BLOCK AS THE ONCOTYPE DX TEST WAS MODERATELY POSITIVE, WITH A SEMIQUANTITIVE HISTOSCORE OF 115/300. THE ONCOTYPE TEST IN THIS INSTANCE IS A FALSE NEGATIVE RESULT, THAT COULD HAVE RESULTED IN A DISASTROUS DECISION NOT TO TREAT THIS PT WITH HORMONAL THERAPY FOR HER BREAST CANCER. THE IMMUNOHISTOCHEMISTRY TEST RESULT WAS PERFORMED USING AN FDA CLEARED KIT.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 ONCOTYPE DX MULTIVARIATE INDEX ONCOTYPE DX NPQ GENOMIC HEALTH

Patients

Seq Age Sex Outcome Treatment
1 67 YR