Large for dates pregnancy Flashcards
Aetiology?
Wrong dates
Multiple pregnancies
Diabetes
Polyhydramnios
What is polyhydramnios?
Excess amniotic fluid
Causes of polyhydramnios?
Monochorionic twins Fetal anomaly Maternal diabetes Hydrops fetalis Idiopathic
Symptoms of polyhydramnios?
Discomfort
labour
Membrane rupture
Cord prolapse
Diagnosis of polyhydramnios?
US and clinical
What does zygosity refer to in twins?
The number of eggs fertilised to produce twins
What does chorionicity refer to in twins?
The membrane pattern of the twins
Why is determining chorionicity and zygosity important?
Monochromic/monozygous twin at higher risk of preg complications
How is a multiple pregnancy diagnosed?
US at 12 weeks Exagerated symptoms eg sickness High AFP Large for dates uterus Feel more than two poles
Complications of multiple pregnancy?
Congenital anomalies Pre term labour Growth restriction Pre eclampsia Antepartum haemorrhage
Management of multiple pregnancy?
More frequent antenatal visits
Detailed anomaly scan
Regular scans from 28 weeks
Routine iron
Definition of GDM?
Carb intolerance resulting in hyperglycaemia of variable severity with onset or first recognition during pregnancy
Consequences of GDM?
Overgrowth of insulin sensitive tissues and macrosomia
Hypoxaemic state in utero
Short term metabolic compl.
Increased risk of obesity, insulin resistance and diabetes
Screening and diagnosis for GDM?
Screened for GTT based on risks
Diagnosis based on GTT at 28 weeks
