Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
20 Cards in this Set
- Front
- Back
|
Definition?
|
> 20 weeks gestation but before labour.
|
|
|
Causes of APH?
|
1/3 placenta praevia
1/3 placnetal abruption 1/3 other, inc. vasa praevia |
|
|
Do you do an digital examination?
|
NO, not unless you've established the location of the placenta.
|
|
|
Definition of placenta praevia:
|
placenta that has implanated into the lower segment of the uterus
|
|
|
Major placenta praevia:
|
placenta covers internal os
|
|
|
Minor placental praeva:
|
placenta doesn't conver internasl os
|
|
|
Risk factors for placenta praevia
|
Increased maternal age
multiparous |
|
|
Post-caesarean complications?
|
Accreta: abnormally adherent to vaginal wall
Increta: invading into uterine wall Percreta: invading through uterine wall |
|
|
Features of placenta praevia:
|
painless bleeding due to placental seperation as the lower segment develops in the third trimester
|
|
|
Management:
|
US to confirm location
Managed according to symptoms |
|
|
Indications for delivery of placenta praevia:
|
Major bleed
Chronic lesser bleeds Approaching 37-38 weeks gestation |
|
|
Placental abruption definition
|
seperation of the placenta from the uterine wall
|
|
|
Concealed verus non-concealed placental abruption
|
concealed - collection gathers, hypovolaemic shock
non-concealed - blood tracks down |
|
|
Risk factors:
|
hypertension
abdominal trauma smoking and cocaine multiparity infection increased maternal age |
|
|
painful vaginal bleeding
pain is constant or like contractions |
placental abruption
|
|
|
how does the uterus feel in placental abruption
|
woody hard uterus
|
|
|
management
|
delivery with respect to risks for mother and foetus
resuscitation if necessary |
|
|
other causes of APH
|
genital tract infections
cervical bleeding show vasa praevia |
|
|
Vasa praevia definition
|
rupture of foetal vessels running within the membranes, often near cervical os, damaged when membranes rupture
|
|
|
risk factors for vasa praevia
|
placental praevia
multiple pregnancy |
