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MRCOG part 2 * > Numerooooooos > Flashcards

Numerooooooos Flashcards

1
Q

Nuchal translucency sensitivity (alone)?

A

77%

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2
Q

Combined screening sensitivity

A

85-90%

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3
Q

What % of endometrial cancers are caused by Lynch syndrome?

A

3

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4
Q

Platelet count for epidural?

A

> 80

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5
Q

Platelet count for instrumental del?

A

> 50

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6
Q

Platelet count for vaginal delivery?

A

> 40

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7
Q

Target fasting blood glucose in diabetes inpregnancy?

A

<5.3mmol/L

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8
Q

Target BG in GDM
1 hour after meal
2 hours after meal

A

1h - <7.8
2h - <6.4

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9
Q

Chance of placental abruption after 1 previous?

A

4.4%

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10
Q

Chance of placental abruption after 2 previous abruptions?

A

20%

(19-25%)

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11
Q

Cat 2 EMCS in…

A

75 mins

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12
Q

Cat 1 EMCS in…

A

30mins

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13
Q

Parameters for DKA diagnosis?

A

Ketonaemia >3
Blood glucose >11.0
Bicarb <15
pH <7.3

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14
Q

Chance of GBS +ve if previously positive?

A

50%

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15
Q

Amylase/lipase levels in acute pancreatitis?

A

> 300u/L (>3x upper limit of normal)

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16
Q

Mortality rate peripartum cardiomyopathy?

A

10%

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17
Q

Recurrence rate OC?

A

45-90%

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18
Q

At what viral load is vaginal delivery contradindicated in HIV?

A

> 400 copies per ml
<50 at 36 weeks = safe for vaginal delivery

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19
Q

Background risk ovarian cancer?

A

1.3%

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20
Q

Risk of ovarian cancer in endometriosis?

A

2.5%
also increases risk of breast cancer and thyroid cancer

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21
Q

Risk of ovarian cancer if 1 family member affected?

A

4-5%

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22
Q

Proportion of ovarian cancers which are hereditary?

A

10%
(90% of these are due to BRCA 1/2)

23
Q

BRCA1 breast cancer risk?

A

72%

24
Q

BRCA1 ovarian cancer risk?

A

44%
Offer risk reducing salpingo-oophorectomy 35-40yo

25
Q

BRCA2 breast cancer risk?

A

69%

26
Q

BRCA2 ovarian cancer risk?

A

17%
Offer risk reducing salpingo-oophorectomy 40-45yo

27
Q

Risk of endometrial cancer in PMB?

A

10%
Increased if T2DM/obesity

28
Q

Blood volume 70kg pregnant woman?

A

7 litres
(60kg - 6 litres, 50kg - 5 litres)

29
Q

Early neonatal death

A

0-7 days

30
Q

Late neonatal death

A

7-28 days

31
Q

PUQE index mild score?

A

<6

32
Q

PUQE index moderate score?

A

7-12

33
Q

PUQE index severe score?

A

13-15

34
Q

Simplified POPQ rules, stage 1?

A

Leading edge above -1

35
Q

Simplified POPQ rules, stage 2?

A

Leading edge between -1 and +1

36
Q

Simplified POPQ rules, stage 3?

A

Leading edge 1-5cm
+1cm to TVL-2cm

37
Q

Simplified POPQ rules, stage 4?

A

Leading edge >5cm
OR more than TVL-2cm

38
Q

Simplified POPQ rules, stage 0?

A

-3cm
Aa, Ap, Ba, Bp = -3cm

39
Q

Background risk NTDs

A

6 in 10,000 / 0.06%

40
Q

Chance of neonatal lupus in SLE?

A

3%
Highly assoc with maternal anti-ro and anti-la ab

41
Q

SB rates at 39 weeks?

A

1 in 200 / 0.5%

42
Q

Lidocaine dosage (without adrenaline)
Max dose?

A

3mg/kg
200mg

43
Q

Lidocaine dosage with adrenaline?
Max dose?

A

7mg/kg
500mg

44
Q

Rate of adhesions following midline laparotomy?

A

50%

45
Q

Rate of adhesions following low transverse incision?

A

23%

46
Q

5 year survival rates for serous ovarian cancer
Stage 1
Stage 2
Stage 3
Stage 4

A

1 - 75%
2 - 50%
3 - 25%
4 - 10%

47
Q

Incidence of 3rd and 4th degree tears in..
Overall incidence?
Primips?
Multips?

A

Overall incidence? 2.9%
Primips? 6.1%
Multips? 1.7%

48
Q

Incidence of 3rd and 4th degree tears in..
Forceps?
Ventouse?

A

Forceps? 8-12%
Ventouse? 4-8%

49
Q

Risk of PPH with physiological management of 3rd stage?

A

29 in 1000

50
Q

Risk of PPH with active management of 3rd stage?

A

13 in 1000

51
Q

Normal pCO2 on ABG?

A

35 – 45mmHg

52
Q

Normal HCO3 on BAG?

A

22 – 26mmol/L

53
Q

Pressures used for laparoscopy in pregnancy?

A

10-15mm/Hg

MRCOG part 2 * (54 decks)

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