high risk pregnancy - diabetes Flashcards
what are the two types of diabetes in obstreitics ?
gestational DM
Pre existing DM
why is pregnancy diabetogenic ?
- due to the increased production of placental lactogen and placental insulinase
- due to increased insulin requirements
what are the risk factors for developing gestational diabetes ?
BMI above 30 Kg/m2
previous macrocosmic baby
previous gestational diabetes
family history of diabetes
what method is used in the diagnosis of gestational DM ?
2 hour 75 g oral glucose tolerance test
if the patient appears to be normal in her first OGTT test when should the test be repeated again ?
at 24-28 weeks
how is a diagnosis of GDM made ?
either :
1. a fasting plasma glucose of 100 mg or above
2 a 2 hour plasma glucose level of 140 mg or above
what are the maternal effects of diabetes during pregnancy ?
pregnancy induced hypertension
infections
obstructed labor due to a large sized baby
deficient lactation
what are the fetal effects of diabetes during pregnancy ?
abortions polyhydraminos congenital anomalies macrosomia preterm labour intra uterine fetal death neonatal mortality and morbidity
what is the congenital anomaly specific to gestational diabetes ?
sacral dysgenesis
why does preterm labour mainly happen ?
due to polyhydraminos
what are the common causes of intra uterine death in diabetic women?
ketosis hypoglycaemia pre eclampsia congenital anomalies placental insufficiency
how can hypoglycaemia cause intra uterine death in a diabetic pregnant woman ?
due to over treatment by medications
what are the most common causes of neonatal mortality and morbidity ?
hypoglycaemia respiratory distress syndrome congenital anomalies birth trauma hyperbilirubinemia
what advice would you give a pregnant women with diabetes ?
measure random blood glucose regular and follow up
exercise for about 30 mins everyday
change in diet
what must you do inn terms of referral when dealing with a pregnant diabetic woman ?
refer to both a dietician and an endocrinologist