Your blood sugar may be extremely high or a meter or strip error has occurred. If this confirms how you feel, contact your healthcare professional immediately. If it does not confirm how you feel, repeat the test and refer to the section in the manual titled Understanding Your Test Results (see page 17).
or
If this does not confirm the way you feel, run a quality control check with your glucose control solutions and a new test strip. If the control result is within the acceptable range, review the proper testing procedure and repeat your blood glucose test with a new test strip.
If mg/dL error or mmol/L error still appears for your blood glucose test, your blood glucose result may be extremely high or low and above or below the system’s reading range. Contact your doctor immediately.
If the control result is not within the acceptable range, refer to Understanding Control Results (see page 27).
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