For diagnosis of gestational diabetes, the fasting blood sugar level should be more than:
Ans. A (100 mg/di) [Ref: Dutta Obstetrics 6th / 284-85)Criteria for diagnosis of GDM with 100 gm oral glucose (O'Sullivan and Mahan modified by Carpenter and Coustan) Dutta Obstetrics 6th/285G T T: Venous plasma (mg/dl)TimeMg/dLm.mol/lFasting955.31 hour18010.02 hour1558.63 hour1407.8GDM is diagnosed when two values are met or elevated. Criteria for diagnosis of impaired glucose tolerance and diabetes with 75 gm oral glucose (American Diabetic Assocation) Dutta Obstetrics 6th/ 285TimeNormal toleranceImpaired glucose toleranceDiabetesFasting<110> 110 and < 126> 1262 hour post glucose< 1402140 and < 200> 200 Venous whole blood values are 15% less than the plasma M mol/L = mg% x 0.0555Hazards of Gestational Diabetes Mellitus (GDM) Dutta's Textbook of Obstetrics 6th/ 285# Increased perinatal loss is associated with fasting hyperglycemia.# Increased incidence of Macrosomia# Polyhydramnios# Birth trauma^# Recurrence of GDM in subsequent pregnancy is about 50%.The Potential Candidates for GDM are Dutta's Textbook of Obstetrics 6th/ 2841. Positive family history of diabetes {parents or sibling). Family history should include uncles, aunts and grand parents2. Having a previous birth of and overweight baby of 4kg or more3. Previous stillbirth with pancreatic islet hyperplasia revealed on autopsy4. Unexplained perinatal loss5. Presence of polyhydramnios or recurrent vaginal candidiasis in present pregnancy6. Persistent glycosuria7. Age over 308. Obesity
100 mg/dl
150 mg/dl
175 mg/dl
200 mg/dl
Miscellaneous (Gynae)