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CGM vs Finger Stick

Diabetes & Endocrine System | Last Active: May 25 6:02pm | Replies (17)

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@cehunt57

@matt2024 thank you! I am using a Dexcom G6. I wonder if your calibrating technique will work with the G6? ( Off the record I will try nearly anything once! I did NOT just say that!)
My frustration comes from the 24 - 72 hours after a sensor change and the G6 seems prone to alarm low but a finger stick is ok (sometimes more than a 100 point difference) like 37 vs 147!
Does the G7 actually show “under advisement”? WOW!
My other BIG frustration is that I’m also using an Omnipod 5 insulin pump. The Dexcom and Omnipod are supposed to be in communication. If the Dexcom is inaccurate it screws up the insulin delivery of the Omnipod pump!
Whatever, I am left with pressing on to the best of my ability. Thank you for sharing what is working for you!

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Replies to "@matt2024 thank you! I am using a Dexcom G6. I wonder if your calibrating technique will..."

Sure thing @cehunt57 - I used the same process with the G6 too. The G7 seems to act different with calibration. The G6 would just take the calibration and go with it (unless too big of a change) where the G7 seems to say "calibration entered" and then it can be up to 10-15 minutes before it is accepted, if ok. I have the same trouble with the Tandem t-Slim x2 when the Dexcom is giving incorrect readings.

The biggest thing that helped me recently is the last software update for the Tandem allows me to set a temporary basal rate while Control IQ is active (previously had to stop Control IQ) https://www.tandemdiabetes.com/support-center/pumps-and-supplies/automated-insulin-delivery/article/temp-rate. This helps me much more than bolusing to drive down highs and the dreaded insulin stacking.