Dexcom G7 User Manual page 51

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Situation: Breakfast time
Ninety minutes later you sit down for breakfast. You see:
App
Think about:
Number and arrow: You have both
l
Up arrow: Glucose is rising up to 60–90 mg/dL in 30 minutes
l
What you should do:
Use your G7 to treat. Take your normal dose and, because of the up arrow,
l
consider taking a little more.
Situation: After breakfast
Thirty minutes after dosing to cover breakfast, you get a High alert. You see:
App
221
mg/dL
Think about:
Insulin: You took insulin half an hour ago. It takes time to work.
l
What you should do:
Nothing. Watch and wait to avoid stacking insulin.
l
The insulin you took 30 minutes ago is probably just starting to work. Unless your
heathcare provider told you differently, track your glucose level for the next hour
or two. The insulin you already took should decrease your glucose level in that
time.
44
132
Receiver
221
Receiver
mg/dL
mg/dL

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Questions and answers

John Granato
April 10, 2025

Dexcom G7 continues to show readings 50 or 60 points higher than when I stick my finger and use the supplied recorder. Why?

1 comments:
Mr. Anderson
April 10, 2025

The Dexcom G7 may show readings 50 or 60 points higher than fingerstick measurements due to several reasons:

1. Sensor's First Day: Newly inserted sensors may show larger differences, which usually decrease over the first 24 hours.
2. Pressure on Sensor: If something is pressing on the sensor (e.g., lying on it), it can affect readings. Removing the pressure can help.
3. Rapid Glucose Changes: Blood glucose changes before interstitial fluid glucose, so fast changes can cause differences between meter and sensor readings.
4. Fingerstick Issues: Inaccurate fingerstick readings can occur if hands are not washed properly or test strips are expired or used incorrectly.

These factors can cause temporary differences between Dexcom G7 and fingerstick readings.

This answer is automatically generated

Annie Freeze
May 5, 2025

How high does the Dexcom 7 reciever go?

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