menstrual cycle Flashcards
in irregular cycles, teh duration of the _____remains constant, and the duration of the ____phase can vary
luteal; follicular
normal menstrual cycle is an interval of
21-35 days
max number of oocytes at____weeks gestation
16-20
follicles will progress only if ____is elevated and ____is low
FSH; LH
ovulation occurs ___hrs after LH peak, and ____hrs after estradiol peak
10-12; 24-36
time from LH surge to menses is
14 days
absence of menstruation for 6 mon
amenorrhea
uterine bleeding occuring at regular intervals under 21 days
polymenorrhea
cycle frequency of >40 days but under 6 months
oligomenorrhea
prolonged ( >7 days) or excessive (>80 ml) uterine bleeding at regular intervals.
menorrhagia
cycle length of 2 days or less or also can be a reduction in flow
hypomenorrhea
bleeding of variable amounts between regular periods
intermenstrual bleeding
bleeding at irregular but frequents intervals of variable amount
metrorrhagia
frequent bleeding that is excessive and irregular in amount and duration
Menometrorrhagia
what is the most common cause of amenorrhea?
functional
most frequent anatomic cause of secondary amenorrhea
asherman syndrome
how to assess amenorrhea
progesterone challenge test
how to tx hyperprolactinemia
cabergoline or bromocriptine
noncyclic blood estrogen that continuously keeps in follicular phase (ovulation does not occur)
anovulatory
ovulation occurs but corpus luteum doesn’t secret adequate progesterone to support endometrium/pregnancy
luteal phase defect
bleeding at the time of ovulation contributed to the sudden drop in estrogen after ovulation
midcycle spotting
causes of abnormal uterine bleeding
- anovulatory
- luteal phase defect
- midcycle bleeding
tx of abnormal uterine bleeding
- progestin x 1-14 days OR
2. combo OCP
tx of acute heavy abnormal bleeding
- high dose estrogen and/or progesterone acutely
2. progestin or OCP for management
tx of choice in women with acute heavy abnormal bleeding with hypovolemia
dilation and curretage with hysterecopy
