Infertility Flashcards
At what age does fertility rapidly start to decline in females?
35yrs
->peak fertility is between 20-30yrs
What happens to fertility with age?
Declines with age
->quantity and quality of eggs decreases
What are the key factors which need to be working efficiently for conception of a child to take place?
Ovulation
Sperm production
Fertilization
Implantation
List some of the lifestyle factors associated with infertility.
Age
BMI
Smoking
Alcohol
Recreational drug use
Stress
Define infertility.
Inability to conceive over a 12 month period despite exposure to regular, unprotected intercourse
When would you refer a couple for infertility investigations?
No conception after one year of regulated unprotected intercourse
Refer earlier if:
Age >35
Known cause for the infertility
Primary infertility?
Couple have never managed to have a pregnancy or man has never fathered a child
Secondary infertility?
Couple have had pregnancy before, in this or a previous relationship but are struggling to fall pregnant again
Which investigations may be used to determine if eggs are available?
Ovarian reserve test- blood test and scan
Blood test- FSH, D1-D5 of cycle
AMH- anti-Mullerian hormone
Ultrasound scan - antral follicular count
->remember that age is a good indicator
Which ways can couples determine if ovulation is happening?
Natural methods- Basal body temperature or cervical mucus
LH ovulation kits
Ovulation calendar e.g. mobile apps
What is the one test which is used clinically to determine if a person is having ovulation?
D21 serum progesterone
-D21= day 21 of period, levels >21nm/L show satisfactory ovulation
Per ml of sperm, how many are expected to be seen in a healthy individual?
15 million / ml
-if reduced, does not mean complete infertility but reduced chances
Which methods can be used to check if the fallopian tubes are patent?
If no pelvic infection or gynae problems in the past = hysterosalpingogram (HSG)
If any of above= Laparoscopic dye test
In addition to the previous tests, which routine tests are carried out in investigation of an infertile couple?
Serum prolactin
Thyroid function test
Chlamydia screening
Pelvic Ultrasound for uterine problems
Also check rubella immunity and run a cervical smear update
What is one of the most common reasons that someone would not be ovulating?
Polycystic ovaries