OB

Question 1

Hormone that helps in remodeling the reproductive tract to accommodate the enlarging uterus

Answer 1

Relaxin

Question 2

Source of relaxin

Answer 2

Corpus luteum
Deciduas
placenta

Question 3

The corpus luteum functions maximally during how many weeks in pregnancy?

Answer 3

First 6-7 Weeks of pregnancy

Question 4

Hormone for maintenance of pregnancy

Answer 4

Progesterone

Question 5

Except for FOLATE what vitamin deficiency may contribute to the development of Neural tube defects?

Answer 5

Vitamin B12

Question 6

Vitamin A is teratogenic at what level?

Answer 6

> 10,000 IU per day

Question 7

Vaccines that are contraindicated in pregnancy

Answer 7

MMR+V

Measles
Mumps
Rubella
Varicella

Question 8

Gray baby syndrome =

Answer 8

Chloramphenicol (not teratogenic)

Question 9

Patent presented with a HYPOPLASTIC HEART SYNDROME, MICROPTHALMIA, CLEFTS AND ASD. What could have been the teratogenic exposure?

Answer 9

Nitrofurantoin

Question 10

Patient was given TETRACYCLINE on the 26th week AOG, what will this do to the neonate?

Answer 10

If given more than 25th week then baby will have a yellowish brown discoloration of deciduous teeth

Question 11

Patient was given an unrecalled drug in her 1ST TRIMESTER. After delivery, the baby had anencephaly, choanal atresia and diaphragmatic hernia. What could be the drug?

Answer 11

Sulfonamides

Question 12

Ebstein anomaly developed from what intake of this drug in pregnancy?

Answer 12

LITHIUM

Question 13

Most common sex chromosome abnormality

Answer 13

Klinefelter syndrome

47,XXY

Question 14

Monosomy compatible with life

Answer 14

Turners syndrome 45 XO

Question 15

There is microdeletion causing cat like cry

Answer 15

Cri du chat

Question 16

Test for uteroplacental contraction

Answer 16

Contraction stress test

Question 17

A satisfactory contraction stress test will have?

Answer 17

3 or more contractions that lasts 40 seconds or more in a 10 minute period

Question 18

Normal FHT

Answer 18

110-160

Question 19

Variable deceleration criteria

Answer 19

Varied decelerations that have:

FHR decrease from baseline of =/> 15bpm
That lasts for =/> 15 seconds but last for less than 2 min duration

Question 20

Variable deceleration indicates?

Answer 20

Cord compression

Question 21

Scoring used to assess cervical favorability

Answer 21

BISHOP SCORE
If more than 9 - successful induction
Less than 5 - unfavorable

Question 22

Criteria for dx of labor

Answer 22

1. UC 1 in 10min; 4 in 20 mins
2. Documented progressive changes in cervical dilatation and effacement
3. Cervical effacement of >70-80%
4. Cervical dilatation >3 cm or 4cm

*uterine contractions without cervical changes DOES NOT MEET THE DEFINITION OF LABOR

Question 23

When do you diagnosed a prolonged latent phase?

Answer 23

0-3 cm
More than 20h in nullipara
More than 14h in multipara

*intervention =bedrest

Question 24

Factors affecting latent phase duration

Answer 24

FEU

False labor
Excessive sedation or epidural anesthesia
Unfavorable cervical condition

Question 25

Management in protraction disorder

Answer 25

Expectant and support

Question 26

Pre requisite for operative vaginal delivery

Answer 26

Fully dilated | Cephalic engagement

Question 27

Prolonged second stage means?

Answer 27

More than 1 hour in multi and more than 2 hours in nullipara

Question 28

What are the stages of labor?

Answer 28

First - strong UC to 10cm dilatation 2nd - 10 cm to delivery 3rd - up to placental delivery

Question 29

Outlet forceps criteria

Answer 29

``` Scalp - visible at introitus without separating labia Fetal skull - at the pelvic floor Sagittal suture is at AP DIAMETER Fetal head is at or on perineum Rotation does not exceed 45 degrees ```