OBS & GYNAE 2 Flashcards

1
Q

Who is adenomyosis most common in?

A

Multiparous women in 30-50s

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2
Q

What is adenomyosis?

A

Endometrial tissue within the myometrium

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3
Q

Investigations for PCOS?

A

Pelvic USS
FSH, LH, prolactin, TSH, testosterone, SHBG
Check for impaired glucose tolerance
Lipid screen (can cause dyslipidaemia)

To rule out alternative causes - TFT,

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4
Q

Diagnostic criteria for PCOS?

A

Rotterdam criteria: if 2 of the following 3 are present…
- infrequent/no ovulation
- clinical/biochemical signs of Hyperandrogenism
- polycystic ovaries: >=12 follicles in 1 or both ovarian or increased ovarian volume >10cm

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5
Q

When would you see cardiac activity on USS?

A

From 6 weeks
If it can’t be identified with a crown rump length of =>7mm = embryonal demise

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6
Q

Patch cycle

A

3 weeks: patch worn every day and changed once a week
For the fourth week the patch is not worn = withdrawal bleed

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7
Q

What should you do if a pt delayed their contraceptive patch change at the end of week 1 or 2?

A

If delay in changing the patch is <48hrs = change immediately and no further precautions
If >48 hrs = change immediately and barrier contraception for 7 days. Consider emergency contraception if they had sexual intercourse in the last 5 days

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8
Q

What should you do if a pt delayed their contraceptive patch removal at the end of week 3?

A

Remove asap
New patch applied on the usual cycle start day for next cycle even if withdrawal bleed is occur b
No additional contraception

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9
Q

What should you do if a pt delayed their contraceptive patch application at the end of their patch-free week?

A

Additional barrier contraception for 7 days

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10
Q

Pharmacological Tx of urge incontinence in elderly frail pts?

A

Mirabegron instead of oxybutinin or tolteriodine to avoid anticholinergic SE

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11
Q

MOA mirabegron

A

Beta 3 agonist

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12
Q

Which women should take 5mg folic acid?

A

Either partner has NTD, previous preg with NTD, FHx of NTD
Woman taking AED, has coeliac, diabetes or thalassemia trait
BMI >=30

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13
Q

Risk factors shoulder dystocia?

A

Macrosomia
High maternal BMI
DM
Prolonged labour

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14
Q

McRobert’s Manoeuvre?

A

flexion and abduction of the maternal hips, bringing the mother’s thighs towards her abdomen
this rotation increases the relative anterior-posterior angle of the pelvis and often facilitates a successful delivery.

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15
Q

Which SSRIs are best for postpartum period?

A

Sertraline
Paroxetine

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16
Q

How does vasa praevia present?

A

ROM -> immediate vaginal bleeding
Foetal bradycardia

17
Q

When can expectant management be done for ectopic pregnancy?

A

Size <35mm
Unruptired
Asymptomatic
No foetal heartbeat
HCG<1000

18
Q

Medical management of ectopic pregnancy?

A

Methotrexate

19
Q

What should you do if a pregnant woman presents with bp >160/110?

A

Admit to hospital

20
Q

Features of ovarian torsion?

A

Sudden onset deep colicky abdominal pain with vomiting - can be on 1 side radiating to leg/back
Vaginal exam = adnexial tenderness

21
Q

Risk factors for ovarian torsion?

A

Ovarian mass
Reproductive age
Preg
Ovarian hyperstimulation syndrome

22
Q

Normal blood lab findings in pregnancy?

A

Hb falls
Increase in coagulant activity
Rise in fibrinogen and factors 7,8,10
Platelets fall
WCC rises
ESR rises
GFR increases

23
Q

When does IUS become effective after insertion?

A

7 days

24
Q

When can IUS be given in a pt who has fibroids?

A

If fibroid is <3cm and not distorting the uterine cavity

25
Q

Placenta accreta?

A

chorionic villi attach to the myometrium, rather than being restricted within the decidua basalis

26
Q

Placenta increta?

A

chorionic villi invade into the myometrium

27
Q

Placenta percreta?

A

chorionic villi invade through the perimetrium e.g. attach to bladder