Obstetrics

Question 1

1` causes of third-trimester bleeding

Answer 1

Placental abruption and placenta previa

Question 2

Classic U/S and gross appearance of complete hydatidiform mole

Answer 2

Snowstorm on U/S. “Cluster-of-grapes” appearance on gross examination

Question 3

Chromosomal pattern of a complete mole

Answer 3

46, XX

Question 4

Molar pregnancy containing fetal tissue

Answer 4

Partial mole

Question 5

Sx of placental abruption

Answer 5

Continuous, painful vaginal bleeding

Question 6

Sx of placenta previa

Answer 6

Self-limited, painless vaginal bleeding

Question 7

When should a vaginal exam be performed w/ suspected placenta previa?

Answer 7

Never

Question 8

Abx w/ teratogenic effects

Answer 8

Tetracycline, flurorquinolones, aminoglycosides, sulfonamides

Question 9

Medication given to accelerate fetal lung maturity

Answer 9

Betamethasone or dexamethasone x 48 hours

Question 10

MCC postpartum hemorrhage

Answer 10

Uterine atony

Question 11

Tx for postpartum hemorrhage

Answer 11

Uterine massage; if that fails, give oxytocin

Question 12

Typical abx for GBS prophylaxis

Answer 12

IV penicillin or ampicillin

Question 13

Pt fails to lactate after emergency C section w/ marked blood loss

Answer 13

Sheehan’s syndrome (postpartum pituitary necrosis)

Question 14

Uterine bleeding at 18 weeks’ gestation; no products expelled; cervical os open

Answer 14

Inevitable abortion

Question 15

Uterine bleeding at 18 week’s gestation; no products expelled; cervical os closed

Answer 15

Threatened abortion