User`s guide

150 | Dexcom G4 Continuous Glucose Monitoring System
GLOSSARY
Alternative Site BG
Testing
This is when you obtain a blood glucose value on your meter
using a blood sample from an area on your body other than your
ngertip. Do not use alternative site testing for entering blood
glucose values into the receiver.
Applicator A disposable component piece that comes attached to the
sensor pod and inserts the sensor under the skin. There is a
needle inside the applicator barrel that you remove once you
have inserted the sensor.
BG Meter Blood glucose meter. You can use any commercially available
meter for obtaining blood glucose values to enter into your
receiver.
BG Value Blood glucose value. A blood glucose value taken with your
commercially available blood glucose meter.
Calibration This is when you enter blood glucose values from a blood
glucose meter into the receiver. Calibrations are needed for
your receiver to display continuous sensor glucose readings
and trend information. (Do not use alternative site testing for
calibration.)
Default A setting that is selected automatically unless another option is
chosen.
Dexcom G4
System
The sensor, transmitter, and receiver.
Glucose Data Gaps This can happen when the receiver does not display a glucose
reading that is sent from the transmitter. A symbol will appear
instead of a glucose reading to let you know that the receiver
cannot display a reading.
Glucose Trends Trends let you see the pattern of your glucose levels; you can
see where your glucose levels have been and where your
glucose levels are. The graph shows glucose trends over the
amount of time shown on the screen.
mmol/L Millimoles per liter. The international standard unit of measuring
blood glucose levels.
Proles Sound pattern and volume level settings for your alerts.
Range The distance between the receiver and transmitter. Keep the
two devices within 6 meters from each other to get glucose
information on your receiver.
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