Obstetrics

Question 1

What is vasa praevia?

Answer 1

Foetal blood vessels running in front of presenting part (unprotected by placental tissue/umbilical cord)

Question 2

What results in the combined test could suggest Down’s syndrome?

Answer 2

• Thickened nuchal translucency
• High beta hCG
• Low PAPP-A

Question 3

What is the earliest (in weeks) a pregnant uterus can be palpated if there is a single foetus present?

Answer 3

12 weeks

Question 4

Describe Naegele’s rule for estimating due date?

Answer 4

First day of LMP - 3 months + 7 days + 1 year

Question 5

Describe the mechanism by which maternal GDM leads to foetal macrosomia

Answer 5

Increase in foetal blood glucose causes foetal hyperinsulinemia - this leads to increased fat deposition

Question 6

How soon after delivery of the baby is the typical onset of postpartum psychosis?

Answer 6

3-5 days

Question 7

Typically, how soon after the birth of the baby is the onset of postpartum depresson?

Answer 7

Within 3 months

Question 8

Which medical condition must you screen for when suspecting a case of postpartum depression?

Answer 8

Post partum thyroiditis

Question 9

What is the recurrence rate in future pregnancies in a woman who has developed post partum psychosis?

Answer 9

50%