Naz teaches infertility Flashcards
Most likely cause of anovulation
PCOS
Labs of PCOS
↑ Lh/ FSH ratio (LH> FSH)
↑ Testosterone
What is infertility
cannot get pregnant for 1 year (pts over 35 get worked up quicker)
80% of couples get pregnant in one year
What makes GnRH
Hypothalamus
When is HCG made
hCG secretion begins around the time of
implantation of blastocyst.
Blastocyst “sticks” at day 6
When does the heart beat?
4 weeks
also upper and lower limb buds begin to form.
4 weeks = 4 limbs and 4 heart chambers
When can you see the heartbeat on US
6 weeks
Aminoglycosides do what to baby
ototoxic
When do you measure FSH
Day 3 labs
(3 days into period)
Day 3 labs are
FSH and estradiol levels, AMH levels, and AFC).
What test do you do to see if you ovulate
LH surge at home urine kit
Basal body temperature (↑ progesterone –> ↑ temp)
if progesterone is low, so is fertility
Estrogen stimulates __________
endometrial proliferation.
Progesterone does?
maintains endometrium to support implantation.
Oligomenorrhea is
> 35-day cycle.
Polymenorrhea is?
Metrorrhagia
Frequent or irregular menstruation.
Menorrhagia
Heavy menstrual bleeding; > 80 mL blood loss or > 7 days of menses.
Menometrorrhagia
Heavy, irregular menstruation.
Day 21 serum progesterone labs help because?
Basal body temperature (↑ progesterone –> ↑ temp)
if progesterone is low, so is fertility
Ovarian causes of infertility
- PCOS
- Advanced maternal age
- Premature ovarian failure
- Hypothalamic amenorrhea
- Hyperprolactinemia