Maternal-Fetal Medicine — Flashcards

Flashcard 51: Placental abruption typically presents with abrupt, _____ third trimester bleeding

Answer: painful

Flashcard 52: Hematocrit of _____% and hemoglobin of 10 g% is necessary for expectant management of placenta previa

Answer: 30

Flashcard 53: Protocol for Rh isoimmunization: If **MCA-PSV** is _____ than 1.5 deliver at 37 completed weeks

Answer: less

Extra: In Rh isoimmunization, the **Middle Cerebral Artery Peak Systolic Velocity (MCA-PSV)** is monitored to detect fetal anemia. - **< 1.5 MoM**: Suggests mild or no anemia. If it remains below this threshold, delivery is typically recommended at **37–38 weeks**. - **≥ 1.5 MoM**: Suggests severe fetal anemia; requires further investigation (cordocentesis) and potential intrauterine transfusion (IUT). Note: The term "Critical Titer" refers to antibody levels (e.g., 1:16), not the MoM value.

Flashcard 54: If period of gestation is less than 32 weeks, REDF is managed by giving _____ for fetal lung maturity along with MgSO4

Answer: dexamethasone

Flashcard 55: The _____:sphingomyelin ratio in amniotic fluid is used to screen for lung maturity

Answer: lecithin

Flashcard 56: Protocol for Rh isoimmunization:If on Fetal blood sampling, the hematocrit is <_____, do Intrauterine transfusion.

Answer: 30

Flashcard 57: Association of fetal _____ and development of maternal edema in which the mother mirrors the fetus is attributed to Ballantyne syndrome

Answer: hydrops

Flashcard 58: A _____ hydatidiform mole is characterized by 46 chromosomes

Answer: complete

Flashcard 59: Calcium Channel Blockers (CCBs) _____ is a dihydropyridine CCB that is used to treat hypertension during pregnancy

Answer: Nifedipine

Flashcard 60: A deficiency of _____ long-chain 3-hydroxy acyl CoA dehydrogenase (LCHAD) is involved in the pathogenesis of acute fatty liver of pregnancy.

Answer: fetal