OB-GYN Halo-halo 3

Question 1

diagnostics with molar pregnancy

Answer 1

hCG
confirmed with pelvic ultrasound
definitive diagnosis by pathologic examination

Question 2

pregnancy outcomes of appendicitis

Answer 2

abortion
preterm labor
low birthweight

Question 3

remarks on seizures in pregnancy

Answer 3

increased volume of distribution
increaased hepatic metabolism of AED
high estrogen increases the funciton of CYP450
increased clearance (affects carbamazepine, primidone, benzodiazepines)

Increased seizure frequency in 17-33% of pregnancies

Question 4

functions of DHT

Answer 4

Differentiation of penis, scrotum, and prostate
male hair pattern
male pattern baldness
sebaceous gland activity
growth of prostate

Question 5

hormones required for spermatogenesis

Answer 5

testosterone

FSH

Question 6

MFASP is done when

Answer 6

15-18/21 weeks

Question 7

anti-seizures can be withdrawn if patient has been seizure-free for

Answer 7

2-5 years

Question 8

% of infertility by UNKNOWN cause

Answer 8

10%

Question 9

conception rate at 6 months

Answer 9

60%

Question 10

endometerial cancer with extensions to the vagina

Answer 10

IIIB

IIIAdnexa
IIIBagina
IIICulani (e.g. obturator nodes)

Question 11

when to do GBS culture

Answer 11

36 weeks

35-37 weeks

Question 12

when to request for early screening for aneuploidy

Answer 12

11-14 weeks
(ªNT + serum markers [β-hCG, †PAPP-A])

ª ≥3.0 mm
†pregnancy-associated plasma protein A

Question 13

initial screening in African-American

Answer 13

Sickle cell prep

Hgb eletrophoresis

Question 14

initial screening for SE Asian

Answer 14

Hgb electrophoresis

Question 15

best predictor of seizure frequency in pregnancy

Answer 15

amount of seizures in the year prior to pregnancy

Question 16

highest risk for specific neurodevelopmental outcomes

Answer 16

valproic acid
topiramate
phenobarbital

Question 17

lowest risk for malformation

Answer 17

Lamotrigine
Oxcarbazepine
Levetiracetam

Question 18

criteria for trial of labor in breech

Answer 18

favorable pelvis
flexed head
EFW 2000-3,800 g
frank or complete breech

Question 19

relative contraindications to trial of labor in breech

Answer 19

Nulligravity
EFW >3,800 g
incomplete breech presentation

Question 20

%infertility due to male factor only

Answer 20

35%

Question 21

%infertility due to femal factor only

Answer 21

45-55%

Question 22

%infertility due to combination of male and female factors

Answer 22

10-20%

Question 23

conception rate within 1 year

Answer 23

80%

20% within 1 month
60% within 6 months
75% within 9 months 
80% within 12 months
90% within 18 months

Question 24

fecundability in the first 3 months

Answer 24

20-25%

next 9 months: 15%

Question 25

endometrial cancer with invasion of cervical stroma

Answer 25

stage IIB

IIA if endocervical glands only

Question 26

endometrial cancer with myometrial invasion 50%

Answer 26

IC

IA if endometrium only
IB if <50% myometrial invasion
IC if ≥50% myometrial invasion

*in new guidelines,B&C becomes A&B (old A is gone)

Question 27

infertility risk after 2 episodes of PID

Answer 27

20%

1 ep: 12%
2 eps: 20%
≥3 eps: 40%

Ectopic preg: 7-10 fold
Chronic pelvic pain: 20% risk

Question 28

conception rate within 1 month

Answer 28

20%

20% within 1 month
60% within 6 months
75% within 9 months 
80% within 12 months
90% within 18 months