% from green tops

Question 1

Risk of PPH following a shoulder dystocia?

Answer 1

11%

Question 2

Risk of 3/4th degree tear after shoulder dystocia?

Answer 2

3.8%

Question 3

Risk of brachial plexus injury following shoulder dystocia?

Answer 3

2.3 to 16%

(<10% of which will have permanent neurological deficit)

Question 4

Diabetic mothers increase in risk of shoulder dystocia?

Answer 4

2- 4 fold increase in risk

Question 5

What is the increased risk of shoulder dystocia if you have had a previous shoulder dystocia?

Answer 5

10 fold increase

Question 6

What is the percentage success rate with mcroberts?

Answer 6

90%

Question 7

Risk of early onset GBS with no risk factors? how many in 1000

Answer 7

0.2/1000

Question 8

Risk of early onset GBS if positive in this pregnancy? how many in 1000

Answer 8

2.3/1000

Question 9

Risk of early onset GBS if positive in prev pregnancy? how many in 1000

Answer 9

0.9/1000

Question 10

Risk of early onset GBS if intraprtum pyrexia? how many in 1000

Answer 10

5.3/1000

Question 11

Background risk of VTE in non contraceptive non pregnant patients?

Answer 11

2/10,000

Question 12

Risk of VTE in patients on CHC (out of 10,000)

Answer 12

5-7/10,000

Question 13

Risk of VTE in pregnany (out of 10,000)

Answer 13

10/10,000

Question 14

Recurrence risk for ectopic

Answer 14

18.5%
(background risk 10%)

Question 15

Maternal mortality rates with an ectopic

Answer 15

0.2%

Question 16

How many women who receive methotrexate will require surgical intervention?

Answer 16

<10%

Question 17

How successful is expectant management, when all the criteria are met?

Answer 17

57-100%

Question 18

Risk of maternal haemorrhage from an operative birth?

Answer 18

3%

Question 19

Risk of maternal haemorrhage at fully dilated c section?

Answer 19

10%

Question 20

What percentage of cesareans are performed at full dilatation?

Answer 20

4-5%

Question 21

What percentage of pregnancies are delivered by elective c section

Answer 21

10%

Question 22

How many amniocentesis do you need to perform annually to be deemed competent?

Answer 22

30

Question 23

How common is postnatal psychosis?
(out of 1000)

Answer 23

1 in 1000
50% have symptoms on day 1-3

Question 24

What percentage of polyhydramnios is idiopathic?

Answer 24

50-60%

Question 25

Definition of polyhydramnios in terms of deepest pool

Answer 25

>8 mild 12-15 mod >15 severe

Question 26

Definition of oligohydramnios in terms of deepest pool and AFI

Answer 26

Deepest pool <3 (mild), 2 (mod), <1(severe) Of AFI <7

Question 27

What percentage of births are induced?

Answer 27

30%

Question 28

What percentage of anomaly scans will successfully detect spina bifida

Answer 28

92%

Question 29

What percentage of anomaly scans will successfully detect anencephaly?

Answer 29

100%

Question 30

Recurrence rate of spina bifida?

Answer 30

1-5% Recommend folic acid 5mg

Question 31

What chromosomal abnormality is a cystic hygroma related to?

Answer 31

TurnersH

Question 32

What is the risk associated with pregnancy in cystic fibrosis patients?

Answer 32

Higher risk of preterm birth and still birth

Question 33

What is the most common risk to convert to an open operation when inserted a transabdominal cervical cerclage

Answer 33

Bleeding from uterine vessels + poor views from obesity ~10% conversion rate

Question 34

Current rate of TB in UK pregnancy

Answer 34

4/100,000

Question 35

Is it safe to breastfeed while having chemotherapy for breast cancer?

Answer 35

No, you must wait 14 days after the last dose of chemo Also cant breastfeed is taking tamoxifen

Question 36

What percentage of AFLD patients will develop an AKI?

Answer 36

14%

Question 37

How low does FIGO 2000 have to be in GTD to be treated on single agent chemo?

Answer 37

FIGO 2000 <6 Treat with IM MTX every other day with folic acid for 1 week, followed by 6 rest days

Question 38

What is the NNT of caesarean section to treat faecal incontinence?

Answer 38

167

Question 39

What is the NNT of caesarean section to prevent perinatal mortality in breech presentation?

Answer 39

175-400

Question 40

What is the NNT of caesarean section to prevent adverse outcome in breech presentation?

Answer 40

29

Question 41

NNT perinatal mortality with induction of labour at 40 weeks

Answer 41

1040

Question 42

NNT to prevent EOGBS with intrapartum fever?

Answer 42

208

Question 43

In B thalassaemia patients, how do you test for diabetes and what level should it be below?

Answer 43

Serum fructosamine, below 300 for 3 months prior to conceiving

Question 44

% of fetal loss in appendicitis, peritonitis 2ndry to appendicitis, perforated appendix

Answer 44

1.5% 6% 36%

Question 45

Rate of diabetes insipidus in pregnancy?

Answer 45

Rare! 2-4 in 100,000

Question 46

Which biomarker is related to oligohydramnios? (options, inhibin, e3, bhcg, pappA, aFP

Answer 46

Low E3

Question 47

Risk of PPH following shoulder dystocia

Answer 47

11%

Question 48

Incidence of polyhydramnioa

Answer 48

1-1.5%

Question 49

What infections are FGM associated with?

Answer 49

BV and HSV 2

Question 50

What percentage of women with SCI will have worsening spasticity in pregnancy?

Answer 50

10-15% 4.5% have worsening mobility

Question 51

Radiation associated with chest x ray

Answer 51

0.0005- 0.01mGy

Question 52

Radiation associated with abdominal x ray

Answer 52

0.1- 3mGy

Question 53

Radiation associated with CTPA

Answer 53

0.01-0.6mGy

Question 54

low dose scintiography radiation

Answer 54

0.1- 0.5mGy

Question 55

Abdominal CT radiaton

Answer 55

1- 35mGy

Question 56

Pelvic CT

Answer 56

10-50mGy

Question 57

Mammogram radiation?

Answer 57

0.001-0.1 reduced by 50% with lead shielding

Question 58

VQ radiation

Answer 58

<5mGy

Question 59

What is the radioisotope of choice in a VQ and why?

Answer 59

Technetium-99 Avoid iodine as can cause neonatal hypothyroid

Question 60

If HIV pos women conceiving taking dolutegravir what else does she need to take?

Answer 60

Higher risk of neural tube defects so needs high dose folic acid

Question 61

When should women with HIV start CART if not already on it?

Answer 61

If VL <30,000 start when they can in the second tri but definitely by 24 weeks If viral load>30,000, start at beginning of second tri If >100,000 consider starting immediately