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6 Troubleshooting
LO and HI blood glucose messages
What it means
You may have a very low
blood glucose level (severe
hypoglycaemia), below
20 mg/dL.
What to do
This may require immediate treatment. Although this
message could be due to a test error, it is safer to treat first
and then do another test. Always treat according to your
healthcare professional's recommendations.
What it means
You may have a very high
blood glucose level (severe
hyperglycaemia), over
600 mg/dL.
What to do
Re-test your blood glucose level. If the result is HI again,
obtain and follow instructions from your healthcare
professional right away.
TROUBLESHOOTING
31
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