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Screening for gestational diabetes mellitus

1. 50-g oral glucose load, administered between the 24th and 28th weeks, without regard to time of day or time of last meal. Universal blood glucose screening is indicated for patients who are of Hispanic, African, Native American, South or East Asian, Pacific Island, or Indigenous Australian ancestry. Other patients who have no known diabetes in first-degree relatives, are under 25 years of age, have normal weight before pregnancy, and have no history of abnormal glucose metabolism or poor obstetric outcome do not require routine screening.
2. Venous plasma glucose measure 1 hour later.
3. Value of 130 mg/dL (7.2 mmol/L) or above in venous plasma indicates the need for a full diagnostic glucose tolerance test. Continue reading “Diagnosis of Gestational Diabetes Mellitus (GDM)”