Yes it's easier and cheaper... but..
I think you can not use the gel tube unless if you can
make sure to get the samples within one hour.
Very difficult to get the samples before one hour
particularly from GP's and out patient clinic's.
Yes the glucose should be stable if you separate the
sample with-in one hours.
best regards
Mohmed Ashmaig
Riyadh Military Hospital
Saudi Arabia
--- "Barfoot Robin (RGC) Clinical Scientist -
Patholgy" <[log in to unmask]> wrote: >
Glucose and fluoride oxalate - or not
> With the exception of blood for glucose tolerance
> tests I would be
> interested to know of any policies for plasma/serum
> glucose specimen
> collection. It is said - "Most labs, these days,
> use Gel separation
> tubes for Glucose and not fluoride oxalate" Is
> this true ?
> The main reason seems to be it's easier and cheaper
> to use a single tube for
> all chemistry tests. We have shown that glucose is
> stable for about 6 days
> at +4 after centrifuging but what about delay,
> temperature etc before
> spinning ? Should I insist upon fluoride oxalate ?
> I would like the views of a wider audience.
>
> Robin Barfoot - Clinical Scientist - Whipps Cross
> University Hospital,
> London. UK
>
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