Print By Mayo Clinic Staff Request an appointment About May 03, 2024 Print Show references Glucose tolerance test. Testing.com. https://www.testing.com/tests/glucose-tolerance-test/. Accessed Sept. 14, 2023. American Diabetes Association. Classification and diagnosis of diabetes: Standards of Medical Care in Diabetes — 2023. Diabetes Care. 2023; doi:10.2337/dc23-S002. American Diabetes Association. Management of diabetes in pregnancy: Standards of Medical Care in Diabetes — 2023. Diabetes Care. 2023; doi:10.2337/dc23-S015. AskMayoExpert. Gestational diabetes mellitus. Mayo Clinic; 2022. AskMayoExpert. Type 2 diabetes mellitus (adult). Mayo Clinic; 2023. Blood tests. National Heart, Lung, and Blood Institute. https://www.nhlbi.nih.gov/health/blood-tests. Accessed Sept. 14, 2023. Diabetes risk factors. Centers for Disease Control and Prevention. https://www.cdc.gov/diabetes/basics/risk-factors.html. Accessed Sept. 14, 2023. Glucose tests for gestational diabetes. Testing.com. https://www.testing.com/tests/glucose-tests-gestational-diabetes/. Accessed Sept. 14, 2023. American College of Obstetricians and Gynecologists. Practice Bulletin No. 190: Gestational diabetes mellitus. Obstetrics & Gynecology. 2018; doi:10.1097/AOG.0000000000002501. Related Diabetes Dumping syndrome Gestational diabetes Polycystic ovary syndrome (PCOS) Prediabetes Type 2 diabetes Type 2 diabetes in children Show more related content News from Mayo Clinic Mayo Clinic Minute: Why more preventive screenings are needed in the Hispanic community Oct. 02, 2023, 02:34 p.m. CDT Products & Services A Book: Mayo Clinic Guide to a Healthy Pregnancy A Book: The Essential Diabetes Book A Book: The Mayo Clinic Diabetes Diet Show more products and services from Mayo Clinic Glucose tolerance testAbout PRC-20394282 Patient Care & Health Information Tests & Procedures Glucose tolerance test