CGM calibration reminders

Most CGMs (Continuous Glucose Monitors) require calibration by comparing with BG fingerprick samples. These help ensure that the numbers the system reports are a good analog for your current blood glucose. If left uncalibrated for too long the values can drift from reality, but the speed of this drift varies across systems. I wrote earlier …

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Closed-loop pump options – November 2018

We’re talking about a closed-loop system which ties your CGM and pump together so that it decreases or increases insulin flow as required to help maintain your target glucose levels. Not all pumps can do this. All this discussion is written with the Australian environment in mind, and especially in the context of my November 2018 …

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Australian Insulin Pumps – November 2018

There have been a few slight developments in the Australian pump landscape since my August update. So here’s a new run-down. There are 7 pumps that can currently be purchased new through private health insurance: Tandem t:slim X2 Medtronic 640G Medtronic 670G Accu-Chek Combo Ypsopump Cellnovo DANA RS As usual I’ll run through them with brief …

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Segal’s Law

To quote from Wikipedia, Segal’s Law is an adage that states: “A man with a watch knows what time it is. A man with two watches is never sure.” How is this relevant to diabetes? Well, for the last fortnight I’ve been wearing three CGMs. It’s been quite enlightening. The three systems I’ve been using have been: …

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CGM accuracy – Calibration is King!

Over the years I’ve spent some time living with multiple CGM systems: Dexcom G4 and G5 Medtronic Guardian2/Enlite (640G pump) FreeStyle Libre FreeStyle Libre with Spike/xDrip+ Incidentally for the purposes of this technical discussion, the Libre is a Continuous Glucose Monitor. Any lack of alarms/etc does not change this, even if “Flash” monitoring doesn’t have …

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Living with Technology – ADATS 2018

In October 2018 I was privileged to be an invited keynote speaker at ADATS 2018. The Australian Diabetes Advancements and Technologies Summit is a one-day event for healthcare professionals. That is, doctors, nurses, etc. People who “only” live with diabetes don’t normally get a look-in. This article is a summary of my presentation. I’ve put most …

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