Gestational Diabetes Mellitus (GDM) is defined as carbohydrate intolerance with onset or recognition during pregnancy. To standardize the diagnosis of GDM, the World Health organization (WHO), in 1998, recommended using a 2 hr 75 gm oral glucose tolerance test (OGTT) with a threshold plasma glucose of ≥7.8 mmol/L (140 mg/dl) at 2 hrs similar to impaired glucose tolerance (IGT) outside pregnancy.
In 2009, Diabetes in Pregnancy Study group India (DIPSI) recommended a “single test procedure” for diagnosing GDM with 2 hr PG ≥7.8 mmol/L (140 mg/dl) after 75 gm oral glucose administered in the fasting and non‑fasting states without regard to the last meal timing. Ministry of Health, Govt of India has approved this DIPSI procedure; WHO, in 2013, while recommending International Association of Diabetes Pregnancy Study Group (IADPSG) criteria also recommends the single step procedure of DISPI…
