Diagnosing pre-diabetes requires a blood glucose test.

How is pre-diabetes diagnosed?

Pre-diabetes is metabolic condition that is diagnosed when a person has either Impaired Fasting Glucose (IFG), or Impaired Glucose Tolerance (IGT). There are two blood tests that are generally used to diagnose or confirm pre-diabetes. Both of these tests are usually done in the laboratory and involve drinking a sugary solution and having blood drawn from a vein. The two tests are …

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Blood Draws for Prediabetes Check

Definition: Fasting Blood Glucose Test Ranges

A morning fasting blood glucose test measures blood glucose (also called blood sugar) after you have been fasting over night for at least 8 hours. A blood sample is drawn in the doctor’s office or lab in the morning before you eat. This test is done to check to see if you have impaired fasting glucose (IFG). Also in this article, a chart showing normal, diabetic, and impaired fasting glucose levels.

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