Maternal-Fetal Medicine — Flashcards

Flashcard 241: Buddha sign/Halo sign is suggestive of _____

Answer: hydrops fetalis.

Flashcard 242: Missed Abortion (Early Pregnancy Failure) is diagnosed on USG if: - CRL ≥ _____ mm and no heartbeat - Mean Sac Diameter (MSD) ≥ _____ mm and no embryo

Answer: 7; 25

Extra: Society of Radiologists in Ultrasound (SRU) criteria for early pregnancy failure: - Crown-rump length (CRL) of ≥ 7 mm and no heartbeat. - Mean sac diameter (MSD) of ≥ 25 mm and no embryo.

Flashcard 243: Gross congenital anomalies in the fetus are _____ seen in gestational diabetes.

Answer: not

Flashcard 244: A beta HCG of >_____ IU/L would make one opt for surgical management over methotrexate for ectopic pregnancy.

Answer: 5000

Flashcard 245: _____ dose of IV MgSo4 for Eclampsia is given irrespective of renal function status.

Answer: Loading

Flashcard 246: The abdominal circumference on USG is measured at the plane of the umbilical _____, fetal stomach, and _____.

Answer: vein; portal sinus

Flashcard 247: In circumvallate placenta, the chorionic plate is _____ than the basal plate.

Answer: smaller::larger/smaller

Flashcard 248: 300 micrograms of Anti D can neutralize _____ ml of fetal RBCs

Answer: 15

Flashcard 249: Ponderal index > 2 is suggestive of _____ IUGR, whereas a value < 2 is suggestive of _____ IUGR.

Answer: 1. Symmetrical 2. Asymmetrical

Extra: Ponderal Index (PI) = [Weight (g) / Height (cm)³] x 100 - **Symmetrical IUGR**: Weight and length are both reduced proportionally, leading to a **normal** PI (> 2.0). - **Asymmetrical IUGR**: Weight is reduced more than length (head sparing), leading to a **low** PI (< 2.0).

Flashcard 250: Hyperemesis gravidarum can cause persistant nausea and vomiting associated with _____

Answer: Ketonuria::Urine finding