Have you had the chance to assess within-patient variability (and
within-method variability) to see if the between-method within-patient
variability is bigger than it ought to be?
Jonathan
On 16 Feb 2004, at 17:11, Ian Barlow wrote:
> Dear colleagues,
> over the past couple of years we have had a few patients with
> discrepant pancreolauryl and faecal elastase results. Notably,
> pancreolauryl results have suggested pancreatic insufficiency whereas
> faecal elastase has been well above the reference limit, and therefore
> "normal". In each patient, urine volumes for the pancreolauryl were
> acceptable.
>
> Does anyone have any explanation for this?
> Thanks in anticipation.
> Ian Barlow
> Scunthorpe
> UK
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