Dexcom G4 Professional User Manual page 96

• Each "dot" on the trend graph is a sensor glucose reading reported
every 5 minutes.
• The trend graph shows the current time.
• The status area shows needed calibration updates, calibration errors
and sensor glucose reading issues.
• The high alert setting shows as a yellow line across the trend graph.
• The low alert setting shows as a red line across the trend graph.
• The gray zone highlights the target glucose range, based on the high
and low glucose alert settings.
• The current sensor glucose reading is red if it is low and yellow if it is
high, based on the high and low glucose alert settings.
• If the low glucose alert is not set and the user's glucose is 55 mg/dL or
lower, the glucose value is red.
• If the sensor glucose readings are in between the high and low glucose
alert settings, the glucose value is white.
• The dots on the trend graph change colors based on the high and low
alert settings.
You can view the past glucose information on the 1, 3, 6, 12, and 24
hour trend graphs by pressing the
• The system only reports glucose information between 40-400 mg/dL.
The trend graph shows a flat line or dots at 400 or 40 mg/dL when the
glucose is outside this range. If the sensor glucose reading is less than
40 mg/dL the receiver will read "LOW"; if the sensor glucose reading is
greater than 400 mg/dL, the receiver will read "HIGH."
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