Obs And Gynae Flashcards

1
Q

What needs to be done before pelvic exam in patient with antepartum haemorrhage

A

Exclude placenta Previa

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2
Q

What are contractions like in placental abrupt ion

A

Continuous (due to blood irritation)

Can differenTiate between this and Previa

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3
Q

Difference between lower and upper uterus.

Relation to placenta Previa

A

Upper has more muscle - prevent too much bleeding from placenta

Previa - lower - increased bleeding

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4
Q

What is TORCH in pregnancy

A

toxoplasmosis, rubella, cytomegalovirus, herpes simplex, and HIV, but it can also include other newborn infections.

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5
Q

Where do cervical cancers occur and why

A

Transformation zone

Cells are pluripotent and can form columnar / squamous epithelium

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6
Q

What is looked at on a cytology report of smear test

A

The nucleus : cytoplasm ratio

Big nucleus due to cells dividing quicker (not having time for cytoplasm to increase)

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7
Q

Why does acetic acid turn areas of high nuclei white

A

‘Chemical cooking ‘ of protein (DNA) - like egg white cooking

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8
Q

Stages of smear dyskaryosis

A
Normal 
Low grade dyskaryosis 
High grade 
Glandular dyskaryosis 
?malignant cells
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9
Q

Why can’t a smear test diagnose malignancy and only ? It ?

How can you confirm diagnosis

A

Malignant must invade basement membrane / mucosa

Need a biopsy to confirm

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10
Q

Sugar imbalance after giving steroids

A

Hyperglycaemia (even more if diabetic)

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11
Q

Hypo vs hyper glycemic - which is worse for baby/ mother

A

Hyper kills baby

Hypo kills mother

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12
Q

Why are steroids given in premature labour

A

Help mature lungs (surfactant ) therefore preventing respiratory distress syndrome

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13
Q

How does a long labour increase risk of pph

A

Thinning of uterine muscle (which usually contracts to prevent blood loss)

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14
Q

What should be measured in prolonged labour and why does it change? And where from ?

A

Ph as may be using anaerobic metabolism -> acidotic

Babies scalp

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15
Q

Why can’t you give oxytocin if there is no ROM

A

Can lead to amniotic embolism -> lungs -> death

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16
Q

What triosmies are screened for ? Chromosomes affected?

A

Downs 21
Edwards 18
Pataus 13

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17
Q

Features of Edwards triosmy

A

Overlapping fingers, prominent occipit / heels, small mouth, flexed big toe

18
Q

Features of pataus

A

Small head, absent eyebrows, cleft lip/ palate, clenched hand, polydactyly, undescended / abnormal tests

19
Q

What does clomid do ? How ?

A

Stimulates ovulation by acting as anti oestrogen (prevents -ve feedback)

20
Q

What can be given to prevent seizures after birth post severe pre eclampsia ? Side effect?

A

Magnesium sulphate

Makes baby sleepy

21
Q

Glucose tolerance test scores in GDM

A

5678

Fasting 5.6 , random 7.8

22
Q

What can be given to reduce beeding in menorrhagia

A

Mefenamic acid (NSAID)

23
Q

What blood test can check whether someone is ovulating

A

Day 21 progesterone (must be >30)

24
Q

What can make blood hyper coagulable (already increased) during pregnancy

A

Sepsis

25
Q

How does ovarian torsion present

A

Pain which localises to L /R

50% vomit , 50%diarrhoea, slight pyrexia

26
Q

Risk factors for ovarian torsion

A

Cysts, young, old, fertility treatment

27
Q

How long after event does PID usually present and how?

A

2/52, 75% vaginal discharge, pain on sex

28
Q

How does a degenerating fibroid present?

What is found on bloods

A

Abdo pain and heavy bleeding, may get a temp

Increased platelets and decreased Hb

29
Q

Management of ovarian torsion

A

Laparoscopic surgery to untort / remove

30
Q

Treatment of acute PID

A

Broad spectrum and review for 72hrs

31
Q

2 types of c section scar

A

Pallen steel - curved , 2cm above pubic symphysis

Joel - straight , 3cm above (stretched open)

32
Q

Why can’t methotrexate be given in pregs

A

Folate inhibitor

33
Q

Why can’t retinoids be given in pregnancy

A

Affects pharangeal arches - ears and face ….

34
Q

Why can’t ACEi be given in pregs

A

Renal impairment and oligoaminos

35
Q

Rapid acting and long acting egs of insulin

A

Humulog

Levomir

36
Q

Why does an abscess cause swinging pyrexia

A

Bits break off and enter blood

37
Q

What needs to be checked after LLETZ ? Why? What can be offered?

A

Cervical competence
Risk of opening and premature labour
Cervical stitch

38
Q

What does taking warfarin in pregnancy do

A

Baby gets pepper pot head and beak nose

39
Q

Used to treat uti in pregnancy

A

Trimethoprim

40
Q

What is a pessary used for

A

Inducing labour - contains hormones (goes in vag)

41
Q

What can lying on your back do in pregs

A

Compress IVC -> dizzy and hypotension

42
Q

What is present in urine if you vomit a lot and why

A

Ketones

Vomit -> increased ph, make more Ffa to replace -> ketones