Meter:
Display
Appears with
result which is:
≥ 300 mg/dL
Appears when
result is:
> 500 mg/dL
What It Means
Blood glucose level is
high
Severe high blood
glucose
or
There may be a problem
with the test strip
Note: If you see the error message E-4, consult the Error Messages
section in this user's manual.
IMPORTANT: If the blood glucose result appears to be
inconsistent (lower or higher than expected), there may be
a problem with the test strip. Repeat the test using a new
test strip. Results that are incorrect may have serious medical
consequences. Consult the prescribing physician before making
any changes to diabetes medication plans.
What To Do
Check blood ketone.
Repeat the test with a new test strip.
Check blood ketone.
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