OB-Gyne

Question 1

Most common medical complication of pregnancy

Answer 1

Diabetes mellitus

Question 2

CNS anomaly that is most specific to DM

Answer 2

Caudal regression syndrome (sacral agenesis)

Question 3

Blood glucose level of GDM Type A1 in a post 1 hour non-fasting 50-gram OGCT

Answer 3

> 200mg/dl

Question 4

Confirmatory GDM values via OGTT (unrestricted diet for 3 days then 8-14 hrs of fasting prior to testing)

Answer 4

(At least 2 of the following)
Fasting glucose > 95mg/dl
100g glucose load > 180mg/dl (1hr), > 155mg/dl (2hr), > 140mg/dl (3hr)

Question 5

Most common diabetes complicating pregnancy

Answer 5

GDM

Question 6

Insulin resistance in GDM is due to increasing levels of (2)

Answer 6

Human placental lactogen and insulinase

Question 7

Most important risk factor for preeclampsia

Answer 7

Nulliparity

Question 8

Most important etiology for preeclampsia

Answer 8

Exposure to chorionic villi for the first time

Question 9

Most consistent anatomical finding of HPN in pregnancy (renal)

Answer 9

Glomerular capillary endotheliosis

Question 10

Pathognomonic lesion in preeclampsia (hepatic)

Answer 10

Periportal hemorrhagic necrosis

Question 11

Most common cerebral finding in preeclampsia

Answer 11

Edema

Question 12

Hallmark placental lesion in preeclampsia leading to poor placental perfusion

Answer 12

Acute atherosis of decidual arteries

Question 13

Most common hematologic abnormality in preeclampsia

Answer 13

Thrombocytopenia (< 100,000 platelets/mm3)

Question 14

Causes RUQ pain due to stretching of Glisson’s capsule in preeclampsia (hepatic change)

Answer 14

Subcalsular hematoma

Question 15

Most ominous sign of preeclampsia in doppler velocimetry of umbilical atery

Answer 15

Absent or reversed end diastolic blood flow (ARED)

Question 16

Only cure for preeclampsia

Answer 16

Delivery

Question 17

Preeclampsia anticonvulsant drug of choice, loading dose, and maintenance

Answer 17

Magnesium sulfate
LD: 4 gram slow IV bolus (2hr) or 5 gram IM on each butt cheek
Maintenance: 1-2 gram/hr IV drip or 5 gram IM q6

Question 18

Treatment of choice for placental site trophoblastic tumor

Answer 18

Hysterectomy

Question 19

Most common site of metastasis of gestational trophoblastic tumor

Answer 19

Lungs (so do chest x-ray upon diagnosis)

Question 20

Characteristic snow storm pattern in UTZ (disease)

Answer 20

Complete mole (homogenous intrauterine echoes without a gestational sac or fetal parts)

Question 21

Characteristic Swiss cheese pattern on UTZ (disease)

Answer 21

Incomplete mole

Question 22

Characteristic appearance of molar pregnancy lung mestastasis in CXR

Answer 22

Cannon ball lesions

Question 23

Most commom symptom of complete mole

Answer 23

Vaginal bleeding before 12 weeks

Question 24

Most common sign / clinical finding in complete mole

Answer 24

Uterine enlargement out of proportion to AOG

Question 25

Most commonly identifiable cause of ophthalmia neonatorum and treatment regimen

Answer 25

Chlamydia trachomatis

Give Azithromycin 1000 mg PO SD, Amoxicillin 500 mg PO TID x 7 days, or Erythromycin 500 mg PO QID x 7 days

Question 26

Preferred treatment for all stages of syphilis during pregnancy

Answer 26

Parenteral Penicillin G

Question 27

Treatment regimen for gonorrhea

Answer 27

Cetriaxone 125 mg IM SD or Cefixime 400 mg PO SD + Treatment for chlamydia infection

Question 28

Preferred treatment for invasive cervical cancer

Answer 28

Radical hysterectomy plus pelvic lymphadenectomy

Question 29

Most common malignancy encountered during pregnancy

Answer 29

Cervical cancer

Question 30

Recommended universal culture screening for rectovaginal GBS (weeks)

Answer 30

35-37 weeks