HI THANKS FOR CHOOSING HEALTH CARE MAGIC, Diagnosis of gestational diabetes is important to identify both infant at risk of adverse outcomes and mother at risk of subsequent development of diabetes gestational diabetes*(diabetes during pregnancy) may lead to large sized baby,increased need for cesarean section,increased maternal lacerations etc glucose metabolism deteriorates to some degree in all pregnant women,although only a minority of women develop gestational diabetes so in your case get your test done without any delay if proved diabetic take medication and diet under the guidance of your doctor dont panic,stress increases your blood glucose levels after delivery your levels may go down ,but frequent monitoring is essential hope i answered your query feel free to contact me for further queries thank you