Obesity in Pregnancy

Question 1

What is the definition of obesity in pregnancy?

Answer 1

BMI >30 at first antenatal visit

Question 2

List some maternal risks associated with obesity in pregnancy

Answer 2

• miscarriage
• VTE
• gestational diabetes
• pre-eclampsia
• post-partum haemorrhage
• higher C-section rate

Question 3

List some foetal risks of maternal obesity in pregnancy

Answer 3

• congenital anomalies
• prematurity
• macrosomia
• stillbirth
• neonatal death
• risk of childhood obesity, metabolic disorders

Question 4

Folic acid requirements in obese pregnancy

Answer 4

5mg (instead of 400mcg)

Question 5

Which additional pre-natal screening is required in obese women?

Answer 5

Oral glucose tolerance test at 24-28 weeks gestation

screening for gestational diabetes

Question 6

Birth plans for women:
- BMI >35
- BMI >40

Answer 6

> 35:
- consultant-led obestetric unit
40:
- antental consultation with obestetric anaesthetistic