Subfertility/infertility Flashcards

1
Q

How many couples have infertility issues?

A

1 in 7

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2
Q

What % of couples are pregnant within one year and 2 years of trying?

A

1 year - 80%

2 years - 90%

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3
Q

Infertility

A

inability to conceive after 12 months of regular intercourse without use of contraception

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4
Q

4 questions you ask yourself with infertility?

A

are eggs available?
are sperm available?
can they meet?
can embryo implant?

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5
Q

Questions in female history

A

psychological - duration of infertility - previous contraception - fertility in previous issues - previous pregnancies and complications - menstrual history - medical and surgical history - sexual history - previous investigations

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6
Q

Female examination

A

abdomen - pelvic - BMI - height - weight - fat and hair distribution - galactorrhoea

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7
Q

What BMI is considered for IVF referral?

A

under 30

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8
Q

What can galactorrhoea be a sign of?

A

prolactinoma

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9
Q

Cause of mild hirsutism

A

PCOS

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10
Q

Causes of severe hirsutism

A

late onset adrenal hyperplasia

androgen secreting tumour eg adrenal or ovarian

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11
Q

Biochemical measurements used in androgen excess

A
DHA 
DHAS
SHBG
17-OH progesterone
testosterone
androsterodione
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12
Q

Clinical measurement of androgen excess and what it looks at

A

Ferriman Gallwey score

hair on upper lip, face, chest, abdomen

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13
Q

Name one sign of andogen excess

A

acanthosis nigricans

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14
Q

findings on female pelvic examination of note

A

tenderness
masses
pelvic distortion
fixed retroversion

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15
Q

3 symptoms of fibroids

A

pressure symptoms
period problems
infertility

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16
Q

Male history

A

sexual history - previous investigations and treatment - previous fertility - medical and surgical history - occupational history

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17
Q

Male examination

A

weight - height - BMI - fat and hair distribution - abdominal and inguinal exam - genital exam

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18
Q

findings/what to look for in genital exam of males

A
testis 
varicocoele 
penis 
epididymis
vas deferens
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19
Q

Causes of epididymitis

A

STD - chlamydia trachomatis, gonorrhoea, NSTD

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20
Q

What should you think of if small testicular size?

A

Klinefelters syndrome - 47 XXY

21
Q

Importance of vas deferens in infertility

A

CF mutations and congenital bilateral absence of vas deferens

22
Q

Hypospadias

A

urethral opening on underside of penis

23
Q

varicocoele

A

abnormal torsion and dilation of veins

24
Q

How to assess man’s sperm

A

computerised semen analysis

25
How to determine if eggs are available?
hormonal levels
26
Usually refer if no pregnancy in 1 year, exceptions to this rule are...
``` period irregularity PMH testicular problems abnormal testis age HIV/Hep B anxiety ```
27
female Age for referral - after trying for how long?
under 35 - 1 year 35-45 - 6 months rarely refer after 45
28
Baseline female investigations
rubella immunity chlamydia TSH mid luteal progesterone if regular periods 1-5 day FSH, LH, PRL, TSH, testosterone if irregular
29
Male baseline investigations
semen analysis
30
Investigations
Pelvic USS semen analysis repeat tubal patency test - HyCoSy
31
3 parts of PCOS
androgen excess - hirsutism and testosterone USS polycystic ovaries infrequent periods - anovulation
32
How can ovulation be achieved?
clomifene, gonadotrophins, GnRH
33
What type of medication is clomifene?
selective oestrogen receptor modulator
34
Dose of clomifene
50mg-150mg day 2-6
35
If there is amenorrhoea what is important to do if using clomifene?
prime with progestogen
36
Monitoring of clomifene
follicle scan in 1st cycle
37
side effects of clomifene
vasomotor and visual
38
2 reasons for using gonadotrophins for ovulation
no ovulation with clomifene | ovulation but no pregnancy with clomifene
39
What medication is used for gonadotrophin treatment?
FSH injection for 3-6 cycles
40
Male factor infertility - what can be used?
``` ICSI donor insemination intra-uterine insemination IVF surgery eg reversal of vasectomy, surgical sperm retrieval ```
41
3 testicular causes of azoospermia
normogonadotrophic hypogonadism hypergonadotrophic
42
3 post-testicular causes of azoospermia
iatrogenic, congenital, infective
43
Investigations for azoospermia
history and examination CF screen FSH,LH,PRL, testosterone, karyotype
44
2 methods of surgical sperm retrieval
micro epididymal sperm aspiration | testicular sperm extraction
45
Sexual problems solution
psychosexual counselling | artificial insemination - timed at home or Intra-uterine in clinic
46
Describe IVF
1. eggs harvested from ovary 2. eggs fertilised in lab with sperm 3. embryos undergo cell division 4. Embryos transferred to the womb
47
Describe ICSI
injection of mature eggs with single sperm incubate overnight transfer embryo at day 5
48
cryopreservation
freezing eggs
49
Changing society within fertility examples
obesity - lesbian couples - single women - post humous insemination - older women