Infertility Flashcards
What is the definition of infertility?
No conception after one year of regular unprotected intercourse with no known cause
What are female causes of infertilifty?
- Ovulatory dysfunction
- Diminishing ovarian reserve
- Tubal factors
- Endometriosis
- Uterine factor
What can cause anovulation in a woman?
- Premature ovarian failure
- Turner’s syndrome
- Surgery/Chemo
- PCOS
- Excessive weight loss or exercise
- Hypopituitarism
- Kallman’s syndrome
- Hyperprolactinaemia
What are problems in sperm production that can occur in a man?
- Genetic
- Failure of testes to descend
- Infection
- Torsion
- Varicocele
- Drugs
- Radiation damage
- Heat
What problems can occur with erection and ejaculation that can lead to problems with infertility?
- Prostate surgery
- Damage to nerves
- Ejaculation problems
- Timing of intercourse
- Medication
What are causes of blockage of sperm transport which can cause infertility?
- Vasectomy
- Prostate problems
- Absence of vas deferens
What are the main things you would want to establish in a couple that are having problems conceiving?
- Are Eggs Available?
- Is Ovulation happening?
- Are sperm available?
- Are the tubes ok?
- Is the uterine cavity normal?
- Are there any other factors?
How would you determine if eggs are available in a woman who is struggling to conceive?
- Determine Age
-
Ovarian reserve - Blood test and scan
- FSH - D1-5 of cycle - <10 iu/L
- AMH - 5.0-25.0 pmol/L
- Scan - Antral follicular count
What would you be assessing when scanning a woman to see if there were eggs present?
Antral follicular count
What should FSH be when measuring baseline hormonal profile at day 1-5 of the cycle?
< 10 iu/L
How would you confirm ovulation was occuring?
- Mid-luteal phase progesterone levels
- LH ovulation kits
- Cervical mucus
How would you measure mid-luteal phase progesterone levels?
Measure 7 days before period is meant to start (day 21-28 of cycle)
What progesterone level indicate ovulation when mid-luteal phase progesterone levels are taken?
> 30 nmol/L
If there was no evident ovulation, what would you do?
Determine hormonal profile
What investigations would you consider doing to determine hormonal profile?
Taken D1-5 of menstrual cycle
- FSH
- LH
- Testosterone
- Prolactin
- Thyroid Profile
If a woman had high FSH and LH, what might this suggest as to the cause of anovulation?
- Hypergonadotrophic gonadism
- Ovarian cause