Quiz 5

Question 1

What is the incidence in the general population of twinning?

Answer 1

1 in 90 pregnancies

Question 2

The perinatal morbidity in multi fetal gestation is how many times higher than for a comparable singleton pregnancy?

Answer 2

Three to four times

Question 3

In what percent of twin gestations is each member of the twin pair in the Cephalic presentation at the beginning of labor?

Answer 3

40%

Question 4

Vanishing twin syndrome is seen in approximately what percent of twin pregnancies detected by ultrasound early in the first trimester?

Answer 4

50

Question 5

Approximate what % of eclamptic seizures occur before overt proteinuria?

Answer 5

10

Question 6

What drug is successful in preventing neonatal gonococcal ophthalmia in the newborn of a woman with Neisseria gonorrhoeae infection?

Answer 6

Tetracycline

Question 7

Delivery of an infant through a birth canal with primary herpes infection is associated with a neonatal infection rate of…

Answer 7

50%

Question 8

Approximately what percent of Americans infected with HIV virus are women?

Answer 8

30%

Question 9

Universal screening for Group B Streptococcus (GBS) is recommended between which weeks of gestational age?

Answer 9

35-37

Question 10

Cesarean section is indicated when there are lesions consisted with HIV infection and…

Answer 10

the suspected infection is recurrent

Question 11

Antiviral therapy should result in a decreased risk of perinatal transmission (of HIV) to as low as

Answer 11

1.0%-2.0%

Question 12

A 34 year old patient complains of cyclic breast tendernessa nd diffuse nodularity on monthly breast self-examination. Your examination finds multiple firm, mobile masses, predominantly in the upper outer quadrants of each breast. You aspirate one of these masses and obtain clear, straw-colored fluid. What is the best initial management of this condition?

Answer 12

Mechanical support of the breast

Question 13

A 45 year old woman has an abnormal screening mammogram. The next step in management should be…

Answer 13

diagnostic mammogram

Question 14

A 21 year old patient complains of a breast mass present for a few days. The initial evaluation modality should be…

Answer 14

ultrasonography

Question 15

A 33 year old woman presents for evaluation of a palpable mass in the upper outer quadrant of her left breast. The mass was found on breast self-examination roughly 3 months ago and its presence is confirmed on clinical breast examination. A diagnostic mammography is reported as normal. The most appropriate next step in the management of this patient is…

Answer 15

tissue diagnosis

Question 16

In what percent of twin gestations is each member of the twin pair in the cephalic presentation at the beginning of labor?

Answer 16

40%

Question 17

What is a characteristic of patients at increased risk for peripartum cardiomyopathy?

Answer 17

History of preeclampsia

Question 18

Delivery of an infant through a birth canal with primary herpes infection is associated with a neonatal infection rate of…

Answer 18

50%