Oligohydramnios Flashcards
1
Q
What does amniotic fluid consist of?
A
Fetal urine
2
Q
Factors influencing amniotic fluid volume
A
- Urine production
- Fetal swallowing
- Fetal absorbtion
3
Q
Oligohydramnios
A
Amniotic fluid volume is reduced
4
Q
Complications of Oligohydramnios
A
- Preterm rupture of membranes
2. Intrauterine growth restriction
5
Q
Fetal complications caused by reduced volume
A
- Lung hypoplasia
2. Limb anormalities
6
Q
Ix for Oligohydramnios
A
- USS of fetus including Doppler
- Speculum exam to look for ruptured memebranes
- SROM suspected - CRP, FBC and vaginal swabs taken
7
Q
SROM 34 - 36 weeks
A
induce labour
8
Q
SROM < 34-36 weeks
A
- Prophylactic eryhtromycin
- Monitor for signs of infection
- CTG
9
Q
Causes of oligohydramnios
A
- SROM - leakage of amniotic fluid
- Reduced fetal production of urine
- Obstruction to fetal output
10
Q
Causes of reduced production of urine
A
- IUGR
2. Fetal renal failure
11
Q
Causes of obstruction to fetal output
A
Posterior urethral valves
