Re: Breast specimens

From:Bryan Hewlett


The fixation time in NBF for the Herceptest is 16-24 hours.
As you say, a good thing too!


Bryan R. Hewlett
Technical Specialist
Department of Anatomical Pathology
Hamilton Regional Laboratory Medicine Program.
Ontario, Canada
----- Original Message -----
Sent: Thursday, April 25, 2002 5:02 PM
Subject: Re: Breast specimens

> Donna Willis responds:
> >>Since we use HER2/neu in our lab as an ASR, I have done a little more
> research on the formalin fixation and you are correct. The Herceptest and
> Pathway package inserts/protocols are very detailed about the amount of
> that a sample must be formalin fixed.<<
> What is the amount of time the specimen must be left in formalin? Does the
> amount of time demand overnight fixation? Good thing if it did.
> What's an ASR?
> Bob Richmond
> Samurai Pathologist
> Knoxville TN

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