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Diagnosis

Fasting Plasma Glucose Test (FPG)
  • Measures the level of glucose in a person's blood after a period of fasting (not eating).
  • A fasting blood glucose level between 100 and 125 mg/dl signals pre-diabetes.
  • A person with a fasting blood glucose level of 126 mg/dl or higher has diabetes.

Oral Glucose Tolerance Test (OGTT)
  • Measures the level of glucose in a person's blood after a fast and two hours after drinking a glucose-rich beverage.
  • A blood glucose level between 140 and 199 mg/dl signals pre-diabetes.
  • A blood glucose level of 200 mg/dl or higher indicates diabetes.

For more details on the University Hospitals Geauga Medical Center, please call 440-285-7757.