Print By Mayo Clinic Staff Request an appointment About March 24, 2022 Print Show references Glucose tests. Lab Tests Online. https://labtestsonline.org/tests/glucose-tests. Accessed Jan. 19, 2018. AskMayoExpert. Gestational diabetes. Mayo Clinic. 2018. American Diabetes Association. Standards of medical care in diabetes — 2020. Diabetes Care. 2020; doi:10.2337/dc20-SINT. Masharani U. Diabetes mellitus and hypoglycemia. In: Current Medical Diagnosis and Treatment 2018. 57th ed. New York, N.Y.: The McGraw-Hill Companies; 2018. http://accessmedicine.mhmedical.com. Accessed Jan. 19, 2018. 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 Products & Services A Book: Mayo Clinic Guide to a Healthy Pregnancy A Book: The Essential Diabetes Book Show more products and services from Mayo Clinic Glucose tolerance testAbout PRC-20394282 Patient Care & Health Information Tests & Procedures Glucose tolerance test