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Bruce H. Davis, M.D.
Wm Beaumont Hospital.
On Mon, 23 Oct 1995, Wayne Green wrote:
> We had a similar dilema which was resolved at the state level in Tennessee. In
> discussions with the state we were told that if we could document that these
> "expensive reagents" were still funtioning properly we could use them beyond the
> expiration date. Several labs across the state helped gather data for
> presentation to the state board showing that the initial qc of the reagents,
> with respect to per cent positives and fluorescent intensity, remained unaltered
> bewond the expiration date. The state then allowed an exception which permitted
> continued use of expired reagents IF you had the qc data in your lab to
> demonstrate that the bottle of expired reagent was still performing as it had
> when first received. A similar approach may work for your situation; after all
> the goal is to make sure accurate results are being reported and if you show the
> reagent is working properly the results should be correct (al other things being
> equal).
> I left Tennessee in the summer of 1994 and don't know the current
> success of this system. If you want an update check with Jim Price at the
> VA/Vanderbilt Flow Lab (615 327-4751 ext. 5859) or Keith Shults at Cytometry
> Associates in Brentwood, TN (615 370-8393). Good luck!
>
> --
>
> Wayne Green
> wgreen@genetics.utah.edu
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