Antenatal Screening

Question 1

When is the first booking visit?
When is the first booking scan?
What is measured in the booking scan and why?

Answer 1

Booking visit ~8 weeks
- midwife visit to establish if mother high or low risk

Booking scan - 12 weeks

• USS to establish size and measure nucal transparency - indication of Down’s syndrome
• Make sure pregnancy is uterine
• No major abnormalities
• Dating of foetus

Question 2

At how many weeks will uterus be felt at height of umbilicus?

Answer 2

24 weeks