Preterm Labour

Question 1

What is the classification of preterm labour and how is it defined?

Answer 1

Mildly = <37 weeks >32
Moderate = <32 weeks > 28 weeks
Extreme = <28 weeks > 24 weeks

Question 2

What is preterm labour the leading cause of?

Answer 2

Neonatal mortality

Question 3

What are the uterine causes of preterm labour?

Answer 3

Multiple pregnacy
Polyhydramnios
Placental abruption

Question 4

What are causes outwith the uterus of preterm labour?

Answer 4

Pre eclampsia
Diabetes
Infection
- UTI
- Pneumonia
Stress!!

Question 5

Treatment algorithm of preterm?

Answer 5

Tocolysis

Glucocorticoid therapies

Delivery of baby
- Emergency c section if distress

Question 6

What are the components of tocolysis?

Answer 6

Oxytocin receptor antagonist
Calcium channel blocker
Beta 2 agonist
Indomethicin

Question 7

What oxytocin receptor antagonist is typically used in tocolysis?

Answer 7

Atosiban

Question 8

What calcium channel blocker is typically used in tocolysis?

Answer 8

Nifedipine

Question 9

What beta 2 agonist is typically used in tocolysis?

Answer 9

Salbutamol

Question 10

What does glucocorticoid therapy do in the foetus?

Answer 10

Surfactant production

Question 11

What must be done before C section?

Answer 11

Prophylactic antibiotic
Cross match
Dalteparin post op

Question 12

Complications to baby in preterm?

Answer 12

Hearing loss
Vision loss
Risk of cerebral palsy
Risk of cerebral haemorrhage