Health Information
Oral Glucose Tolerance Test
Test Overview
The oral glucose tolerance test (OGTT) measures the body's ability to use a type of sugar, called glucose, that is the body's main source of energy. An OGTT can be used to diagnose Reference prediabetes Opens New Window and Reference diabetes Opens New Window. An OGTT is most commonly done to check for diabetes that occurs with pregnancy (Reference gestational diabetes Opens New Window).
| By: | Reference Healthwise Staff | Last Revised: Reference July 5, 2011 |
| Medical Review: | Reference E. Gregory Thompson, MD - Internal Medicine
Reference Alan C. Dalkin, MD - Endocrinology |
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