Obstetrics Flashcards

1
Q

What does term mean?

A

37-42 (usually)

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2
Q

When does a baby become post-term

A

40 weeks +

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3
Q

Quickening meaning?

A

Foetal movement

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4
Q

FM/RFM/DFM meaning

A

Foetal movement/ reduced/diminished

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5
Q

IUGR meaning?

A

Intrauterine growth restriction

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6
Q

What’s an ectropion

A

Columnar epithelium from the cervix meets squamous epithelium from the vaginal tissue

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7
Q

When is an ectropion normal?

A

Young person on contraception

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8
Q

What causes ectropions?

A

Hormones - oestrogen causes changes in tissue lining

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9
Q

When is an ectropion a problem?

A

An older lady who could maybe have an oestrogen secreating tumour

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10
Q

What is the transformation zone in relation to female reproductive system

A

Ectropion

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11
Q

Nabothian cyst meaning?

A

Lump filled with mucus on the surface of the cervix

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12
Q

What is a C-section

A

Surgical procedure either planned or emergency done to retrieve the baby if worrie of maternal or foetal health. Incision of the lower more fibrous part of the uterus

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13
Q

What is baseline bradycardia?

A

HR of <100

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14
Q

What is baseline tachycardia

A

Heart rate >160

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15
Q

What is loss of baseline variability

A

<5beats/min variability around the baseline

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16
Q

What is early deceleration

A

slowing of the heart rate which starts during a contraction and returns to normal after

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17
Q

What is late deceleration

A

Slowing of foetal heart rate after contraction occurs and doesnt return to normal after 30seconds

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18
Q

What is variable decelerations

A

Slowing of heart rate independent of contractions

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19
Q

How many categories of C section are there?

A

4

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20
Q

What is a cat 1 c section

A

Immediate threat to life of mother or baby
Delivery within 30 mins of decision needed

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21
Q

What is cat 2 section

A

Maternal/foetal compromise thats not immediately life threatening
Delivery within 75 mins

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22
Q

What is a cat 3 section

A

Delivery need but both stable

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23
Q

what’s a cat 4 section

A

Elective

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24
Q

When can you have an abortion

A

24 weeks onward

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25
What date is the abortion act
1990
26
How to get abortion signed of?
2 medical practitioners
27
What medicine is given from abortion
Mifepristone followed 48hrs later by prostaglandins then pregnancy test in 2 weeks
28
What surgical options are there for termination
1. MVA manual vacuum aspiration (misoprostol +/- mifepristone cervical priming) 2. Dilation and evacuation (d+e - IUD inserted after evacuation)
29
What’s ECV
External cephalic Version - breech/transverse to cephalic
30
When is ECV given
37 weeks
31
Is anti-d given for ECV in rhesus neg mothers
Yes
32
Foetal causes of breech/malpresentaitons (4 foetal)
1. Premature (small) 2. Microsomnia (thin) 3. Polyhydramnios (water everywhere) 4. Multiple pregnancy (more room)
33
How many stages of labour are there
4
34
What is latent first stage
Cervic 0-4cm Painful contractions (intermittent or continuous)
35
what is active first stage
Cervix 4-10 Regular painful contractions Usually 8 hours for nulliparous, 5 hours for multi
36
What is second stage
Expulsion of foetal from full cervical dilation
37
What is third stage delivery
Placental delivery
38
Role of oxytocin in pregnancy
Induces dilation caused from baby’s head pressure on cervical os
39
Types of SROM breaking (2)
Forewater (normal bubble at head that squeezes under pressure = gush) Hindwtar (baby leg broke it = trickles down)
40
What does green SROM suggest
Meconium staning, foetal distress
41
What’s meconium
Baby poo
42
5 symptoms of late pregnancy
1. Nesting behaviour 2. Mucous plug goes 3. Baby droop/ relief off lungs 4. Bowel habits change (diarrhoea) 5. Backache
43
What is PPH
Post partum haemorrhage
44
How is PPH defined
Blood loss of >500ml after vaginal delivery
45
What are the 4Ts in relation to PPH
1. Tone 2. Trauma 3. Tissue 4. Thrombin
46
When does PPH happen
24 hours
47
What tx is for PPH
Mechanical, medical and surgical
48
Mechanical method for pPH (3)
ABCDE Warmed crystalloid Compress the uterus and catheterise pt
49
medical methods of tx for PPH (4)
IV oxytocin Egometrine slow iV Carboprost Misoprostol
50
Surgical PPH
Balloon tamponade Ligation Hysterectomy
51
When is the timeline for PPH
24hrs-6weeks
52
What is the incision known as for C-section
Pfannensteil incision
53
How many layers are there to go through before retrieving the baby
7
54
What are the 7 layers of the c-section
1. Skin 2. Subcutaneous fat 3. Rectus fascia 4. Rectus abdominus muscles 5. Peritoneum 6. Lower uterine segment entered 7. Amniotic sac BABY
55
How many layers of the peritoneum are there
1. Parietal 2. Visceral
56
What part of the peritoneum is cut through
1. Parietal layer
57
What’s a feature of the peritoneum
Highly vascularised
58
Reasons for c-section?
1. Breech 2. Dysocia (prolonged and unprogressive brith) 3. Placenta praevia 4. Foetal distress (placenta separates, umbilical cord squeezed/pressed, strangling baby, inadequate blood flow) 5. Multiple births 6. HTN 7. Uncontrolled
59
When is a c-section usually done?
After 39 week gestation
60
What is a Bakri Catheter
Balloon Tamponade