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Obstetrics > Sept 2016 recall > Flashcards

Sept 2016 recall Flashcards

1
Q

Risk of postnatal psychosis if bipolar?

A

25%
50% if family history as well

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2
Q

Risk of EOGBS without screening program

A

0.6/1000

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3
Q

Risk of EOGBS after a temp in labour?

A

5.3/1000

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4
Q

Risk of EOGBS if delivering preterm?

A

2.3/1000

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5
Q

If positive for GBS what is the risk of EOGBS?

A

2.5/1000 (1/400)

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6
Q

How many times increased is the maternal mortality in multiple pregnancy?

A

2.5X

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7
Q

Risk of adverse outcome in a home brith?

A

9/1000

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8
Q

Risk of adverse outcome in midwifery led/ CDS

A

5/1000

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9
Q

% of babies that will spontaneously move back to breech after ECV

A

3%

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10
Q

Cure rate of a post dural headache after a blood patch?

A

60-90% cure

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11
Q

When is the earliest the FH can be heard?

A

35/37 days

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12
Q

Risk of neonatal infection with primary HSV 6 weeks before delivery

A

41%

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13
Q

Risk of going into labour before planned c section

A

10%

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14
Q

Which suture should be used for IAS or EAS

A

PDS 3.0

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15
Q

What is recommended in pregnancy if spinal lesion above T4?

A

Ventilation assessment

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16
Q

What level of spinal lesion is at risk of autonomic dysreflexia?

A

Above t6

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17
Q

At what spinal level injury would you have altered perception of fetal movements and labour pains?

A

Above t10, risk of late arrival in PTL and UTI

18
Q

What is the risk for spinal lesions above t12?

A

Risk of malpresentation

19
Q

What is the lowest acceptable preductal sats of a neonate at 1 minute?

A

60%
They go up in 5% increments every minute

20
Q

Engaging diameter of a face presentation?

A

9.5cm

21
Q

How does nitric oxide work?

A

Suppresses reticulo-endothelial system, increases endorphins and dopamine, reduces pain pathways

22
Q

How long does a CTG have to be normal for (after FH concerns) before you return to intermittent auscultation

A

20 mins

23
Q

What condition are patients with CF more likely to develop in pregnancy?

A

GDM

24
Q

Risk of congenital abnormality and autism if taking sodium valproate?

A

Congenital defect 10% (baseline risk 2.3%)
Autism, 3x likely

25
Q

Inheritance of duchenne muscular dystrophy?

A

X linked recessive

26
Q

Last pregnancy t21, found to have maternal translocation of the 21 gene what is the risk of recurrent down syndrome?

A

if maternal translocation risk is 1:10
If paternal translocation 1:50

(however most are caused by dysjunction, 1% above mat age risk when caused by this)

27
Q

What is GBS also known as?

A

Streptococcus agalactiae

28
Q

Timing of delivery for MCMA twins?

A

32-34 weeks

29
Q

Timing of delivery for MCDA twins?

A

37 weeks

30
Q

Commonest presenting symptom of cerebral venous thrombosis?

A

Headache
(MRI will show a filling defect)

31
Q

In pregnancy what is the first line ix for ?MI

A

ECG- would show ST elevation, T wave inversion is v common
Then troponin

32
Q

Reasons for a baby to be on the hypo policy?

A

IUGR
LGA
Diabetic mothers
Mothers on b blockers
Preterm

33
Q

Disease most inc risk due to male fetus

A

AFLD

34
Q

What is the infectious period of influenza A/ swine flu (H1N1)

A

1 day prior to symptoms and up to 7 days after (incubation 1-7 days)

35
Q

What is the increased risk of stillbirth with malaria falciparum

A

2-7 fold increase

36
Q

What is the treatment of severe falciparum malaria?

A

IV Artesunate- can use for any species when malaria is severe
(IV quinine if artesunate isnt available)

37
Q

What is the treatment for uncomplicated falciparum malaria?

A

Oral Quinine and oral Clindamycin
If vomiting, can give the quinine IV but need to give it alongside a dextrose infusion

38
Q

What is the treatment for uncomplicated NON falciparum malaria?

A

Chloroquine
Can give a once a week dose to prevent relapse in pregnancy.
Remember to test neonate for G6PD deficiency as high risk of haemolysis with use of these drugs

39
Q

Most common antimalaria prophylaxis in pregnancy

A

Mefloquine

40
Q

What is the neonatal management if a pregnant woman has been treated for malaria in pregnancy

A

Cord blood film and then weekly bloods until 28 days old

Obstetrics (10 decks)

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