W32/L3 Flashcards
What’s the definition of pre-term labour?
Labour before 37 weeks
What’s the definition of pre-eclampsia?
Maternal hypertension
Proteinuria (usually)
What doe IUGR stand for?
Intrauterine growth restriction
What’s the definition of low birth weight?
<2.5kg
What’s the definition of small-for-gestational age?
Weight below the 10th percentile for the gestational age
How are low birth weight and small-for-gestational-age different?
LBW is an absolute measure that doesn’t take into account gestational age.
What hormones can inhibit foetal growth?
Glucocorticoids
What hormones promote foetal growth?
IGFs
Thyroid hormones
Insulin
What effect does high-altitude have on foetal growth and why?
Diminished growth due to hypoxia
What’s the main cause of foetal growth restriction in western society?
Placental insufficiency
What’s the main cause of foetal growth restriction in developing countries?
Maternal undernutrition