Glucose Tolerance Test - Glossary

Medical Word - Glucose Tolerance Test

Ans : A blood test used to make the diagnosis of diabetes, including gestational diabetes. The test is given in a lab or doctor's office in the morning before the person has eaten. A first sample of blood is taken from the person. Then the person drinks a liquid containing 100 grams of glucose (sugar) in it. After one hour, a second blood sample is drawn, and, after another hour, a third sample is taken. The object is to see how well the body deals with the glucose in the blood over time.