Vasa previa: Difference between revisions
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==Background== | ==Background== | ||
[[File:Vasa previa sp.jpg|thumb|Schematic of vasa previa.]] | |||
*Fetal blood vessels from the umbilical cord run in close proximity to cervical os | *Fetal blood vessels from the umbilical cord run in close proximity to cervical os | ||
**Seldom recognized prior to vessel disruption | **Seldom recognized prior to vessel disruption | ||
Latest revision as of 21:40, 11 December 2024
Background
- Fetal blood vessels from the umbilical cord run in close proximity to cervical os
- Seldom recognized prior to vessel disruption
Risk Factors
- Placenta previa
- IVF
- Bilobed placenta
Evaluation
- Painless bleeding occurs during spontaneous rupture of membranes
- Fetal in origin (mother's life is not at risk)
- May lead to fetal exsanguination
Differential Diagnosis
Vaginal Bleeding in Pregnancy (>20wks)
- Emergent delivery
- Placental abruption
- Placenta previa
- Vasa previa
- Uterine rupture
- Preterm labor
- Vaginal trauma
- Placenta accreta
- Intrauterine fetal demise
Evaluation
Management
- C-section
Disposition
- Admit
See Also
References