Obstetrics_RR

Question 1

Primary causes of third-trimester bleeding.

Answer 1

Placental abruption and placenta previa

Question 2

Classic ultrasound and gross appearance of complete hydatidiform mole

Answer 2

Snowstorm on ultrasound. “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

Symptoms of placental abruption

Answer 5

Continuous, painful vaginal bleeding

Question 6

Symptoms of placenta previa

Answer 6

Self-limited, painless vaginal bleeding

Question 7

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

Answer 7

Never

Question 8

Antibiotics with teratogenic effects

Answer 8

Tetracyline
Fluoroquinolones
Aminoglycosides
Sulfonamides

Question 9

Medication given to accelerate fetal lung maturity

Answer 9

Betamethasone or dexamethasone x 48 hours

Question 10

The most common cause of postpartum hemorrhage

Answer 10

Uterine atony

Question 11

Treatment for postpartum hemorrhage

Answer 11

Uterine massage; if that fails, give oxytocin

Question 12

Typical antibiotics for group B streptococcal prophylaxis

Answer 12

IV penicillin or ampicillin

Question 13

A patient fails to lactate after an emergency C-section with 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 weeks’ gestation; no products expelled; cervical os closed

Answer 15

Threatened abortion