Preterm Labor and Delivery — Flashcards

Flashcard 1: Risk factors for placenta previa include _____ and prior C-section

Answer: multiparity

Flashcard 2: In an anticipated preterm delivery, the dose of betamethasone is _____mg IM 24hrly 2 doses

Answer: 12

Flashcard 3: The presence of fetal _____ in the cervical or vaginal discharge between 24-34 weeks of pregnancy is an indicator of preterm labor

Answer: fibronectin

Flashcard 4: Tocolytic therapy with _____ is used for Placenta previa with ongoing contractions during expectant management

Answer: Nifedipine

Flashcard 5: A cervical length less than _____ mm or funneling of more than 25% or both is associated with an increased risk of preterm delivery

Answer: 25

Flashcard 6: In women with no prior history of preterm birth and incidentally found short cervix, _____ therapy is preferred over cerclage.

Answer: progesterone

Flashcard 7: The following is a _____chorionic _____amniotic placenta

Answer: mono

Flashcard 8: The presence of cord entanglement is indicative of _____ twins

Answer: monoamniotic

Flashcard 9: Chorion periphery is a thickened, opaque, gray white circular ridge composed of a double fold of chorion and amnion: _____ placenta

Answer: Circumvallate

Flashcard 10: The clinical criteria for diagnosis of _____ include sudden cardiopulmonary collapse, clinical evidence of DIC, and onset during labor or within 30 minutes of placental delivery.

Answer: Amniotic fluid embolism (AFE)

Extra: Amniotic fluid embolism (AFE) is primarily a clinical diagnosis of exclusion. The Society for Maternal-Fetal Medicine (SMFM) diagnostic criteria include: 1. Acute onset of cardiopulmonary collapse (cardiac arrest, or hypotension + respiratory distress). 2. Evidence of Disseminated Intravascular Coagulation (DIC). 3. Clinical onset during labor or within 30 minutes of delivery of the placenta. 4. Absence of other clinical explanations for the findings.