Flashcards in Placental Abruption Deck (10)
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Concealed abruption?
Placental abruption in which bleeding occurs completely behind the placenta (no external bleeding)
1
Fetomaternal hemorrhage?
Fetal blood enters maternal circulation
2
Couvelaire uterus? Visible sign.
Bleeding into the myometrium of the uterus from placental abruption
Results in discolored (reddish) appearance to the uterine surface
3
Placental abruption: suggestive signs upon delivery? Post delivery?
Blood clot adhering to placenta
Uterine atony, postpartum hemorrhage
4
Coagulopathy in placental abruption secondary to? Not encountered unless?
Hypofibrinogenemia; level less than 150
5
Risk factors for placental abruption?
1. Hypertension
2. Drugs - Smoking, Cocaine
3. Short umbilical cord
4. Trauma (Motor vehicle accident)
5. Uterine problems - Uteroplacental insufficiency, Submucosal leiomyoma, Uterine decompression,
6. Preterm premature rupture of membranes
6
Clinical features that are suggestive of placental abruption?
1. Painful vaginal bleeding (homework)
2. Preterm labor
3. Stillbirth
4. Fetal heart rate abnormalities
7
Lab suggestive of placental abruption? Specific test?
Fetal erythrocytes in maternal blood
Kleihauer-Betke test – exploits difference in solubilities of normal and fetal hemoglobin to measure fetal erythrocytes in maternal blood
8
Management? Describe labor?
Delivery
Very rapid
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