placenta praevia Flashcards
1
Q
low-lying placenta
A
placenta within 20mm of internal cervical os
2
Q
placenta praevia
A
placenta over internal cervical os
3
Q
increases risk of
A
APH emergency CS emergency hysterectomy maternal anaemia preterm birth + LBW stillbirth
4
Q
risk factors
A
prev CS prev placenta praevia older maternal age maternal smoking uterine abnormalities e.g. fibroids assisted reproduciton
5
Q
when is it diagnosed
A
20wk anomaly scan
6
Q
features
A
asymptomatic
scan finding
painless vaginal bleeding - APH
7
Q
Mx - USSs
A
repeat transvaginal scans
- 32wks
- 36wks
8
Q
Mx - steroids
A
steroids given between 34-35+6 to mature lungs given risk of preterm delivery
9
Q
Mx - planning delivery
A
considered between 36-37wks
planned CS rewuired
10
Q
Mx - emergency CS
A
premature labour
APH
