Placenta praevia Flashcards
1
Q
What happens in placenta praevia?
A
placenta implants in lower segment of uterus
2
Q
What are the two types of placenta praevia?
A
complete (covers internal cervical os entirely)
low-lying: placental edge >2cm from internal os
3
Q
List three risk factors for placenta praevia
A
decreased vascularisation (previous C-section, prev surgery, multiparity)
multiple pregnancy
advance maternal age
smoking
4
Q
What are the clinical features of placenta praevia
A
painless bleeding
breech
5
Q
List two complications
A
haemorrhage
placenta accreta spectrum (e.g. accreta)
6
Q
When should placenta praevia be scanned?
A
32 weeks (picked up on anomaly scan)
