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MRCOG Part 2 > Numbers 4 > Flashcards

Numbers 4 Flashcards

1
Q

% fetal death and % fetal structural abnormalities in NT >6.5mm

A

20%

45%

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2
Q

% fetal loss in 2nd trimester oligohydramnios

A

> 80%

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3
Q

% pulmonary hypoplasia with SROM 21/40

A

90%

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4
Q

% pulmonary hypoplasia with SROM 25/40

A

50%

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5
Q

% pulmonary hypoplasia with SROM 29/40

A

10%

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6
Q

Incidence of NTD

A

1-2:1000

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7
Q

Recurrence of NTD after 1 pregnancy

A

5%

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8
Q

Recurrence of NTD after 2 pregnancies

A

12%

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9
Q

Recurrence of NTD after 3 pregnancies

A

20%

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10
Q

Risk congenital heart disease in NT >3.5mm and normal chromosomes

A

6%

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11
Q

% congenital heart disease picked up by 4 chamber view

A

40-50%

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12
Q

% congenital heart disease picked up by 4 chamber view plus pulmonary and aortic outflow tracts

A

65-70%

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13
Q

% CDH related to karyotype abnormalities

A

10-20%

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14
Q

% exomphalos associated with fetal abnormalities

A

70-80%

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15
Q

Incidence cleft lip or palate

A

1:1000

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16
Q

Risk of cleft lip/palate recurrence with 1 child

A

4%

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17
Q

% AC and EFW <5th centile with chromosomal defects

A

19%

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18
Q

Abdo palpation and examination detects how many SGA

A

30%

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19
Q

Risk severe sepsis with amniocentesis

A

<1:1000

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20
Q

% women with breast cancer who become pregnant

A

<10%

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21
Q

5yr survival rate breast cancer <50yo

A

80%

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22
Q

% >15yo seropositive for VZV

A

> 90%

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23
Q

% FVS if serological conversion <28/40

A

1%

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24
Q

% FVS if serological conversion <28/40 without VZIG

A

2.8%

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25
Q

% babes infected if VZV within 1-4/52 of delivery

A

50%

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26
Q

% of infected VZV babes with clinical varicella

A

25%

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27
Q

% obese AN women

A

21%

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28
Q

% maternal arrests due to anaesthesia

and % of these obese

A

25%

75%

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29
Q

Increased risk of congenital abnormalities in GDM + obesity

A

3 fold

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30
Q

Success rate of obese VBA

A

54.6%

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31
Q

% breech at term deliveries

A

3-4%

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32
Q

% babes that spontaneously turn to cephalic without ECV

A

8%

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33
Q

% babes that spontaneously turn to cephalic with unsuccessful ECV

A

3-7%

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34
Q

% babes reverting to breech after successful ECV

A

3%

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35
Q

% EMCS within 24hrs from ECV

A

0.5% (90% due to PVB)

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36
Q

% risk FMH in ECV

A

2.4%

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37
Q

% abnormal US in RFM

A

11.6%

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38
Q

% pregnancies uncomplicated with single RFM

A

70%

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39
Q

CTG with accelerations reduces incidence of stillbirth by..

A

1.9 vs 26:1000

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40
Q

USS reduces incidence of stillbirth by..

A

2 vs 3:1000

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41
Q

Twin selective reduction - chance that co-twin survives

A

up to 82%

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42
Q

Twin selective reduction - chance that co-twin dies

A

15-18%

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43
Q

Twin selective reduction - risk PPROM

A

10-15%

44
Q

% twin pregnancies that are monochorionic

A

30%

45
Q

% monochorionic twins that are MCMA

A

1%

46
Q

% monochorionic twins with TTTS

A

15%

47
Q

% monochorionic twins with SGR

A

15%

48
Q

% monochorionic twins with TTTS with SGR

A

50%

49
Q

Risk of TAPS post laser ablation

A

13%

50
Q

% fetal loss with monochorionic vs dichorionic twins

A

14% vs 2.6%

51
Q

recurrence of TTTS post laser ablation

A

14%

52
Q

NICE - % congenital abnormalities in multiples

A

4.9%

53
Q

% spontaneous birth <35/40 in triplets

A

75%

54
Q

% spontaneous birth <37/40 twins

A

50-60%

55
Q

Urea level for renal replacement therapy in PET

A

17

56
Q

Risk recurrence future PIH with previous PIH

A

16-47%

57
Q

Risk recurrence future PET with previous PIH

A

2-7%

58
Q

Risk recurrence future PIH with previous PET

A

13-53%

59
Q

Risk recurrence future PET with previous PET

A

16%

60
Q

Risk recurrence future PET with previous PET Cx by severe PET/HELLP/eclampsia <34/40

A

25%

61
Q

Risk recurrence future PET with previous PET Cx by severe PET/HELLP/eclampsia <28/40

A

55%

62
Q

Survival of non-hydropic fetal anaemia from RC abs

A

94%

63
Q

Survival of hydropic fetal anaemia from RC abs

A

74%

overall 84%

64
Q

Anti D level of moderate risk

A

> 4 <15

65
Q

Anti D level of severe risk

A

> 15

66
Q

Anti c level of moderate risk

A

> 7.5 <20

67
Q

Anti c level of severe risk

A

> 20

68
Q

% severe SGA at 20/40 due to aneuploidy

A

20%

69
Q

% severe SGA at 20/40 due to infection

A

5%

70
Q

% SGA babes that are constitutionally small

A

50-70%

71
Q

Risk of CS if IOL for SGA (10th centile) with normal dopplers

A

6-9%

72
Q

Risk of CS if IOL for SGA with dopplers >95th centile

A

17-32%

73
Q

% depression in 1st year after birth

A

15-20%

74
Q

Postpartum pyschosis incidence

A

1-2:1000

75
Q

Vit D requirement in pregnancy

A

6000IU/day

76
Q

% polyhdramnios is idiopathic

A

60%

77
Q

% polyhydramnios caused by DM or and congestive heart failure

A

25%

78
Q

% polyhydramnios due to fetal anomalies

A

15%

79
Q

% worsening spasticity in SCI in pregnancy

A

10-15%

80
Q

VTE incidence in pregnancy

A

8:100,000

81
Q

Absolute risk VTE in pregnancy and puerperim

A

1-2:1000

82
Q

% of PET

A

3-5%

83
Q

% that combo of maternal risk factors, MAP, placental biomarkers (PLGF/PAPPA) and uterine artery doppler can predict early onset PET

A

88.5%
Late onset 46.7%
PIH 35.3%

84
Q 
% Aspirin reduces:
PET
Fetal/NND
FGR
PTB
A

17%
14%
10%
8%

85
Q

Risk placenta accreta and hysterectomy if 1 CS

A

0.3-0.6%

86
Q

Risk placenta accreta and hysterectomy if 6 CS

A

6-9%

87
Q

Risk of accreta if current praevia

A

3%

88
Q

Risk of accreta if current praevia + 1 CS

A

11%

89
Q

Risk of accreta if current praevia + 2 CS

A

40%

90
Q

Risk of accreta if current praevia + 3 CS

A

60%

91
Q

Risk of accreta if current praevia + 4 CS

A

67%

92
Q

% shoulder dystocia in LGA

A

9-24%

93
Q

AFI >60th centile + EFW >71st centile - PPV for LGA?

A

85%

94
Q

Increasing maternal BMI >25% in pregnancy - sensitivity, specificity and NPV for LGA

A

86%
93%
97%

95
Q

Recurrence if previous shoulder dystocia

A

1-16%

96
Q

% pruritis in pregnancy and recurrence

A

18%

80%

97
Q

Incidence of atopic eruption of pregnancy

A

1:300

98
Q

Incidence PEP

A

1:160-300

99
Q

Incidence pemphigoid

A

1:1700-50,000

100
Q

MCA PSV sensitivity for fetal anaemia

A

100%

101
Q

% VBAC’s spontaneously labouring <39/40

A

10%

102
Q

Risk of transfusion with unsuccessful VBAC

A

3.2%

103
Q

% uterine rupture is asymptomatic

A

48%

104
Q

Risk uterine rupture with misoprostol

A

5%

105
Q

Steroids between 37-38+6/40 for CS reduces RDS from… to…

A

6.7% to 2.7%

106
Q

% autopsy provides classification of death in stillbirths

A

45.9%

107
Q

Stillbirth rate

A

1:200

MRCOG Part 2 (7 decks)

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