Obstetrics

Question 1

Who is high risk of pre eclampsia, and should be on aspirin 75mg from 12/40

Answer 1

Diabetics
CKD
Autoimmune SLE/ APLS
HTN
HTN in previous pregnancy

Or 2+ medium RFs.
>40, BMI>35, FH, first preg, multiple preg, gap of 10yrs between preg

Question 2

Management of BP

Answer 2

Oral labetalol

Nifedipine / hydralazine

Question 3

Management of PPH

Answer 3

IV syntocinon (oxytocin) or 
IV ergometrine 
IM carboprost
surgical options:
intrauterine balloon tamponade
other options : B-Lynch suture, ligation of the uterine arteries or internal iliac arteries
severe - hysterectomy

Question 4

Oxytocin MOA

Answer 4

Contractions

hypothalamus

Question 5

ergometrine

Answer 5

ergot alkaloids

contractions

Question 6

Downs screening

Answer 6

11-14 weeks
Combined test - NT, bhcg (low), PAPP-A (high)

Can do triple or quadruple
AFP, hcg, unconjugated oestradiol
+ inhibin A
(15-20 weeks)

Question 7

Scans in pregnancy

Answer 7

1st - 10-14

Anomaly - 18-21 weeks

Question 8

Blood test in pregnancy

Answer 8

At booking and at 28 weeks

Question 9

When do you give anti D during pregnancy

Answer 9

28 +34

Question 10

Amniocentesis

Answer 10

16 weeks
chromosomal abnormalities, inborn errors, NTDs6
1% miscarry

Question 11

CVS

Answer 11

10+ weeks

4% loss

Question 12

Treatment of malaria

Answer 12

Chloroquine
Proguanil
Folic acid

Question 13

Epileptics used

Answer 13

Lamotrigine

Carbamazepine

Question 14

BB in pregnancy

Answer 14

Decrease fetal growth

Question 15

Lithium in pregnancy

Answer 15

Teratogenoc
Heart defects - ebsteins 
ECHO 16/40
2nd/3rd - renal/ thyroid issues
Do not breastfeed