Oral glucose tolerance testing

Aust Fam Physician. 2012 Jun;41(6):391-3.


The oral glucose tolerance test (OGTT) is currently the gold standard for the diagnosis of diabetes. The recommended preparation for and administration of the OGTT are important to ensure that test results are not affected. Interpretation is based on venous plasma glucose results before and 2 hours after a 75 g oral glucose load.

MeSH terms

  • Diabetes Mellitus, Type 2 / diagnosis*
  • General Practice
  • Glucose Tolerance Test / methods*
  • Humans