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Re: [IP] CGM Accuracy



I use the Dexcom and I think the article was quite accurate

On Thu, Jun 30, 2016 at 1:27 PM, <
email @ redacted> wrote:

>  The following is from an article titled 'Five Myths of CGM' published in
> the
> June issue of Medtronic Diabetes' June, 2016 'News to Infuse' email.
>
> "Myth 2: CGM devices are not accurate.
>
>  Reality: An oldie but goodie. It is important to note that sensor glucose
> readings are taken from your interstitial fluid (fluid surrounding the
> cells in
> your tissue), whereas finger stick tests are taken directly from your
> blood.
> Because the readings are from two different places, there is a natural lag
> between glucose levels in the interstitial fluid and glucose levels in the
> blood. Therefore, itb s normal, and should be expected, for your sensor
> glucose
> readings and BG readings to be different but for the most part they should
> be
> close.
>
>  One thing to keep in mind is that when you check your BG other CGMs
> automatically change the sensor number to match the BG number. This does
> not
> necessarily mean itb s more accurate. Often, it doesnb t make sense to just
> match the BG since the sensor is measuring glucose from interstitial
> fluid, a
> different part of the tissue (not the blood). Our sensors take into account
> multiple factors in the calibration to provide an accurate glucose sensor
> reading."
>
>  If this is true then Dexcom's perceived accuracy may be a self fulfilling
> prophecy. Is this article factually correct? I have never used a Dexcom
> CGM. Has
> anybody used both the Enlite and Dexcom sensors?
>
> Jerry Smith
> .
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