monday 9th Flashcards

(43 cards)

1
Q

When is anti D given?

A

28 and 34 weeks

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2
Q

When is an USS done in placenta praevia?

A

32 weeks

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3
Q

what are 4 things looked at on CTG?

A

baseline rate (110-160 is reassuring)
variaibility (5-25 is reassuring)
accelerations (good)
descelerations (prolonged are bad)

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4
Q

what are the movements of the fetus in labour

A

descent
engagement
neck flexion
internal rotation
crowning
extension of the presenting part
restitution
external rotation
lateral flexion

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5
Q

what are the two stages of the first stage of labour?

A

latent (0-3cm)
active (3-10cm)

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6
Q

how is active management of the third stage managed?

A

IM oxytocin and controlled cord traction- when the placenta is detached there will be lengthening of the umbilical cord, explusion of blood and ascension of the uterus in the abdomen

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7
Q

what are 2 definite indications for active management of the third stage?

A

haemorrhage or passive management taking over 60 minutes

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8
Q

what are the 5 things considered in bishops scoring and what score indicates induction is needed

A

cervical effacement
cervical consistency
cervical position
cervical dilation
fetal station

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9
Q

what antibiotics will be given for asymptomatic bacteriuria in the first trimester and in the third trimester

A

first- nitrofuratoin
third- amoxicilin

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10
Q

what test for syphilis is done at booking appointment

A

VDRL test

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11
Q

what three things will be assessed in determining the risk of premature birth?

A
  • part history of premature birth
  • cervical length on transvaginal USS (if less than 25mm it is likely)
  • fetal fibronectin (if <50 then unlikely
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12
Q

what two things can be done to prevent premature birth and why would one be chosen?

A
  • vaginal progesterones
  • cervical clerclage

Cervical clerclage will be done if previous premature labour, or if cervical trauma such as cone biopsy

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13
Q

when should someone with gestational diabetes be delivered?

A

38 weeks

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14
Q

when should someone with obstetric cholestasis be delivered?

A

37 weeks

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15
Q

what are some indications for induction of labour

A

post maturity
decreased fetal movements
conditions such as gestational diabetes (38) and obstetric cholestasis (37 weeks)
pre-eclampsia
fetal death
PPROM

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16
Q

What bishops score needs induction of labour ?

A

5 or below

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17
Q

what are 4 methods that will be used in induction of labour

A

Membrane sweep
Vaginal prostoglandins E2
Balloon catheter
Amniotomy and IM syntocinon

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18
Q

what is the main complication of induction of labour and what would it be characterised?

A

uterine hyperstimulation (indicated by >5 contractions in 10 mins)

19
Q

what defines miscarriage, what is early and what is late?

A

spontaneous termination of a pregnancy before 24 weeks
early = <12 weeks
late= 12-24 weeks

20
Q

before what gestation can medical management of a miscarraige be used?

A

before 13 weeks

21
Q

what defines recurrent miscarriages ?

A

3+ miscarriages

22
Q

what are the main causes of recurrent miscarriage

A

anti-phospholipid syndrome
endocrine - poorly controlled diabetes
smoking
uterine abnormality

23
Q

what may be given to those with recurrent miscarraiges ?

A

low molecular weight heparin and aspirin

24
Q

what sign may be seen on transvaginal USS of ectopic

25
criteria for expectant management of a ectopic?
<35mm, no heartbeat, asymptomatic, hCG < 1000, not ruptures
26
criteria for medical management of an ectopic?
<35mm, no heartbeat, asymptomatic/no significant pain, hCG <1500, not ruptures
27
when should surgical management of an ectopic be used?
>35mm, heartbeat visible, ruptures, symptomatic, hCG>5000
28
what are some risk factors for molar pregnancy?
extremes of maternal age, multiple pregnancy, oral contraceptive, previous
29
how is molar pregnancy treated?
surgical evacuation
30
what two different surgical options are there for termination of a pregnancy and when can each be done?
cervical dilation and suction-> before 14 weeks cervical dilation and forceps removal-> before 24 weeks
31
when should anti-D be given in termpination of a pregnancy?
if the mother is rhesus negative and it was terminated after 10 weeks
32
what is antepartum haemorrhage?
vaginal bleeding after 24 weeks gestation
33
what are some causes of painless vaginal bleeding in pregnancy?
placenta praevia vasa praevia
34
what are some causes of painful vaginal bleeding in pregnancy ?
placental abruption placental accreta/percreta uterine rupture
35
what are the different classifications of antepartum haemorrahge
spotting minor- <50ml major- 50 to 1000ml massive >1000ml or signs of shock
36
when should USS be done done for placenta praevia?
at 32 weeks then again at 36 weeks
37
what are some RF of placenta praevia?
previous placenta praevia previous caesarean increased maternal age smoking structural uterine abnormalities IVF
38
RF of placental abruption
pre-eclampsia smoking polyhydramnios abnormal fetal lie increasing maternal age maternal trauma multiple pregnancy multigravity
39
who is given intrapartum ABx during labour
any woman in preterm labour women who are GBS positive women with a previous baby with early or late onset GBS disease women with pyrexia during delivery
40
what antibiotic is given for intrapartum Abx
benzylpenicillin
41
when is low molecular weight heparin given for VTE prophylaxis in pregnancy
from 28 weeks if 3 RF from 12 weeks if 4+ RF
42
RF for VTE in pregnancy
smoking parity over 3 BMI>30 age >35 reduced mobility family history of DVT multiple pregnancy pre-eclampsia varicose veins immobility IVF thrombophilia
43