 Of all types of diabetes, GDM accounts for approximately 90-95 of all cases 4, 7. It complicates up to 14 of all pregnancies. Its prevalence is increasing and parallels the rising incidence of type 2 diabetes mellitus worldwide 3,4. Risk factors for developing GDM in pregnancy include obesity, previously GDM, glycosuria, family history, ethnicity and hypertension 5,6. 