Health Topics

Oral Glucose Tolerance Test (OGTT)

The oral glucose tolerance test (OGTT) measures the body's use of glucose (sugar). Glucose is the body's main source of energy. Insulin (produced by the pancreas) helps the body use glucose.

Your healthcare provider may order this test along with other laboratory work to help diagnose any problem.

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Description of the Test

After the Test


Last Updated: 11/2013