Vasa Previa Flashcards
What is vasa previa?
A condition where fetal blood vessels cross or run near the internal cervical os.
True or False: Vasa previa is a common condition during pregnancy.
False, it is a rare condition.
Fill in the blank: Vasa previa is often associated with __________.
placenta previa or multiple gestations.
What are the potential risks of vasa previa?
Rupture of fetal vessels leading to fetal hemorrhage and potential death.
How can vasa previa be diagnosed?
Through ultrasound imaging, often during the second trimester.
What is the recommended delivery method for a pregnancy diagnosed with vasa previa?
Cesarean delivery.
True or False: Vasa previa can be diagnosed only at the time of delivery.
False, it can be diagnosed prenatally.
What is the primary management strategy for vasa previa?
Close monitoring and planned cesarean delivery.
Multiple Choice: Which of the following is NOT a risk factor for vasa previa?
A) Low-lying placenta
B) In vitro fertilization
C) Maternal age over 35
D) Previous cesarean section
D) Previous cesarean section
What are the signs of fetal distress associated with vasa previa?
Abnormal fetal heart rate patterns or bleeding.
True or False: Vasa previa can lead to maternal complications.
False, it primarily affects the fetus.
What is the significance of color Doppler ultrasound in vasa previa diagnosis?
It helps visualize fetal blood vessels and assess their proximity to the cervix.
Fill in the blank: The fetal vessels in vasa previa are often found __________.
within the membranes, not protected by the umbilical cord.
What gestational age is typically recommended for delivery in cases of vasa previa?
Around 34-36 weeks.
What is the role of a multidisciplinary team in managing vasa previa?
To ensure comprehensive care and planning for delivery.
True or False: Vasa previa can resolve on its own before delivery.
False, it typically does not resolve.
What is the incidence rate of vasa previa in pregnancies?
Approximately 1 in 2,500 to 1 in 5,000 pregnancies.
What imaging technique is most effective for identifying vasa previa?
Transvaginal ultrasound.
What is the primary concern for neonates born with vasa previa?
Risk of significant blood loss due to vessel rupture.
Which maternal condition is commonly associated with vasa previa?
Placenta previa.
What should be monitored closely in pregnancies diagnosed with vasa previa?
Fetal heart rate and any signs of bleeding.
True or False: All cases of vasa previa require immediate intervention at the time of diagnosis.
False, some can be monitored until delivery.
What is the expected outcome for infants delivered via planned cesarean due to vasa previa?
Good outcomes if delivered appropriately and on time.
Fill in the blank: Vasa previa is a condition that requires __________ planning for delivery.
careful and early.
What type of healthcare provider typically leads the management of vasa previa?
Obstetrician.
