1. PREGNANCY
Emily Hodgson

2. Basic Facts Normal Pregnancy is how many weeks?
‘Term’ is considered to be?
37 to 42 weeks
The legal definition of foetal viability in the UK is currently?
24 weeks
What is the definition of foetal period?
9 weeks onwards

3. Monitoring Pregnancy USS CTG Doppler Ultrasound
Week (mainly dating) and (anomalies)
Amniocentesis
CTG
Doppler Ultrasound
Foetal scalp blood sample
Mother

4. Growth Weight is estimated from? Head circumference
Abdominal circumference
Femur length

5. IUGR Causes can be maternal, placental or foetal
What is the difference between symmetrical and asymmetrical growth restriction?
Asymmetrical:
Most common
HEAD SPARING
Lack of subcutaneous fat leads to thin, small body which is out of proportion
Usually extrinsic factors
Symmetrical:
More serious
Chromosomal disorders, early gestational infections, alcohol

6. BATH’M Biophysical Profile Breathing movements Amniotic fluid volume
Tone at rest
Heart Rate
Movement
BATH’M

7. Cardiotocography Baseline Variability Decelerations Accelerations
Variability ≥5
Decelerations
None (except back to baseline)
Accelerations
Present

8. Prematurity What is a tocolytic? What does it allow?
Medication used to suppress premature labour
What does it allow?
Administration of corticosteroids in order to accelerate foetal lung maturity
Transfer to suitable unit

9. That’s it!