Obstetrics

Question 1

Classic U/S and gross appearance of complete hydatidiform mole

Answer 1

• U/S: snowstorm

- Gross exam: “cluster-of-grapes” appearance

Question 2

Chromosomal pattern of a complete mole

Answer 2

46,XX

Question 3

Molar pregnancy containing fetal tissue

Answer 3

Partial mole

Question 4

Sxs of placental abruption

Answer 4

Continuous, painful VB

Question 5

Sxs of placenta previa

Answer 5

Self-limited, painless VB

Question 6

When should a vaginal exam be performed with suspected placenta previa?

Answer 6

Never!

Question 7

Abx with teratogenic effects

Answer 7

Tetracycline, fluoroquinolones, aminoglycosides, sulfonamides

Question 8

Shortest AP diameter of the pelvis

Answer 8

Obstetric conjugate: btwn the sacral promontory & the midpoint of the pubic symphysis

Question 9

Medication given to accelerate fetal lung maturity

Answer 9

Betamethasone or dexamethasone x 48h

Question 10

MCC of postpartum (PP) hemorrhage

Answer 10

Uterine atony

Question 11

Tx for PP hemorrhage

Answer 11

Uterine massage; if that fails, give oxytocin

Question 12

Typical abx for group B strep (GBS) prophy

Answer 12

IV PCN or amp

Question 13

Pt fails to lactate after an emergency C/S with marked blood loss

Answer 13

Sheehan’s syndrome (PP pituitary necrosis)

Question 14

Uterine bleeding at 18 wks gestation, no products expelled, membranes ruptured, cervical os open

Answer 14

Inevitable abortion

Question 15

Uterine bleeding at 18 wks gestation, no products expelled, cervical os closed

Answer 15

Threatened abortion

Question 16

1˚ causes of T3 bleeding

Answer 16

Placental abruption and placenta previa