Obstetrics

Question 1

Definition of pre-eclampsia

Answer 1

New-onset hypertension after 20 weeks gestation with features of end-organ involvement.

• BP > 140/90
• Proteinuria
• Oedema

Question 2

Features of pre-eclampsia

Answer 2

• Headache
• Visual disturbance (flashing lights)
• Upper abdominal pain
• Vomiting
• Swelling of hands, feet or face
• Significant proteinuria
• BP >140/90

Question 3

High-risk factors for pre-eclampsia

Answer 3

• CKD
• Diabetes
• Autoimmune disease
• Chronic hypertension
• Hypertension during a previous pregnancy

Question 4

Moderate-risk factors for pre-eclampsia

Answer 4

• First pregnancy
• Age > 40
• Pregnancy interval > 10 years
• BMI > 35
• Multiple pregnancy
• FHx pre-eclampsia

Question 5

Prevention of pre-eclampsia

Answer 5

• Aspirin
• From 12 weeks until delivery
• 1 high-risk feature or 2 moderate-risk features

Question 6

Treatment of hypertension in pregnancy

Answer 6

• Labetalol
• or nifedipine
• Aim for BP <135/85

Question 7

Treatment of severe pre-eclampsia or eclampsia

Answer 7

• Magnesium sulfate infusion
• Delivery if > 34 weeks gestation
• Corticosteroids for fetal lung development