Re: [Histonet] IHC antibody Expiration question for CAP

From:Patti Loykasek

You can only use unexpired reagents on patient material. We donate useful
expired (but still working) antibodies to a local histology school. Sending
the reagents to Patsy Reugg is another excellent option.

Patti Loykasek BS, HTL, QIHC
Clinical IHC Supervisor
PhenoPath Laboratories
Seattle, WA

> CAP question ANP.22432 states: Are all immunohistochemical reagents used
> within their indicated expiration dates?
> I am wondering what labs across the country are doing to answer this question.
> IHC antibodies are very expensive and can be validated on every run that is
> made. Some of these concentrated antibodies are diluted out so far that only a
> very small portion of them are used before they expire. Are some labs still
> using outdated antibodies? If so how do you get away with it when you are
> inspected by CAP? Or are you paying the high prices to throw out the majority
> of your antibodies so you can answer this question yes?
> I thank you in advance to your response.
> Jason McGough HT(ASCP)
> Account Representative - Anatomic Pathology
> Clinical Laboratory of the Black Hills
> 2805 5th Street Suite 210
> Rapid City, SD 57701
> 605-343-2267 Ext 127
> 605-718-3779 (Fax)
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