Induction of Labour

Question 1

What are indications for induction?

Answer 1

Prolonged gestation
Premature ROM
Maternal health problems
Fetal growth restriction

Question 2

What are contraindications to induction?

Answer 2

Placenta praevia
Cord prolapse
Transverse lie
Cephalopelvic disproportion

Question 3

What score is used to assess likely success of induction?

Answer 3

Bishop score

Question 4

What is measured in the Bishop score?

Answer 4

Fetal station 
Cervical position 
Cervical dilatation 
Cervical effacement
Cervical consistency

Question 5

What Bishop score suggests induction is favourable?

Answer 5

> /=7

Question 6

What are the methods of induction?

Answer 6

Membrane sweep
Vaginal prostaglandins
Cervical ripening balloon
Syntocinon

Question 7

What is a membrane sweep?

Answer 7

Insertion of finger into cervix

Question 8

How does a membrane sweep work?

Answer 8

Attempt to stimulate natural production of prostaglandins

Question 9

How are vaginal prostaglandins given?

Answer 9

Pessary

Question 10

How do vaginal prostaglandins work?

Answer 10

Ripen cervix

Stimulate uterine contractions

Question 11

What is a cervical ripening balloon?

Answer 11

Silicone balloon inserted into cervix

Question 12

How does a cervical ripening balloon work?

Answer 12

Dilates cervix

Question 13

What is syntocinon?

Answer 13

IV artificial oxytocin

Question 14

How does syntocinon work?

Answer 14

Increases strength and frequency of contractions

Question 15

What are complications of induction?

Answer 15

Failure of induction
Uterine hyperstimulation
Infection

Question 16

What is uterine hyperstimulation?

Answer 16

More than 5 contractions in 10 minutes

Contraction lasting more than 2 minutes

Question 17

How is uterine hyperstimulation managed?

Answer 17

Tocolysis (terbutaline)