OBGYN study guide incorrect Flashcards
causes of peripheral precocious puberty
adrenal tumors
other hormone secreting tumors
exogenous hormones
congential adrenal hyperplasia
mean age menarche in US
13
definition precocious puberty
< 8 yo F
< 9 yo M
incomplete or complete si/sx pubertal change
lab fings distinguish central precocious puberty from peripheral precocious puberty
central: increased LH
peripheral: decreased LH
tx central precocious puberty
GnRH continuous
if approp age, nothing
if mass, surg
phase menstrual cycle fixed at 14 is
luteal phase
FSH stimulates release of H from follicle
estradiol
as periods are decreasing in perimenopause, what hormonal changes are occurring
increased FSH
decreasted/fluctuating estrogen
what determines wheter a woman taking estrogen need to take progesterone as well?
if has uterus, needs progesterone
inducers of P450 mnemonic
Guiness, Corona, PBRs induce chronic alcoholism
griseofulvin carbamazepine phenytoin barbital rifampin st. johns wort chronic EtOH
MOA OCPs
inhibit follicle development
prevent endometrial proliferation/change endometrial quality
decrease mucous secretions/thicken cervical mucous
OCPs decrease incidence of which types of cancer
endometrial
ovarian
colon
four different options for emergency contraception
levonorgestrel (plan B)
levonorgestrel and high dose ethinyl estradiol (OCPs)
mifepristone/ulipristal (anti-progestins)
copper IUD
tx of choice for primary dysmenorrhea
NSAIDs
OCPs
timing of the pain of primary dysmenorrhea during menstrual cycle
starts with menses x several days
meds effective in tx of PMS and PMDD
NSAIDs SSRIs (esp PMDD) GnRH continuous agonists exercise relaxation
timing sx PMS and PMDD
2-3 days before period
definitively diagnose endometriosis
laparoscopy
definition dysmenorrhea and causes
pain with menses
primary: PG driven, starts with menses, follicular phase
secondary: endometriosis, PID, fibroids, cysts, etc. starts during luteal phase
MC cause irregular heavy uterine bleeding in non-pregnant, premenopausal woman
ovulatory dysfunction/anovulation
MC cause of regular heavy menstrual bleeding in non-pregnant, premenopausal woman
fibroids
when endometrial biopsy necessary for abnL uterine bleeding
> 45 yo
<45 yo with persistent bleeding and RF endometrial cancer
multiple RF
MC cause of secondary amenorrhea
pregnancy
androgen insensitivity syndrome from Mullerian agensis
BOTH: breasts, no uterus
AIS: no secondary sexual characteristics, high testosterone, 46 XY
Mullerian agenesis: has secondary sexual characteristics, low (normal for female) testosterone, 46 XX
progesterone withdrawal test tells you….
if there is a problem with estrogen (primary ovarian insufficiency, anatomic abnL) or a problem with ovulation
diagnostic criteria for PCOS
> =2 of:
irregular menses
increased androgens
polycystic ovaries on US
45 F G4P4 no complains, PEx shows mild descent of bladder into agine, dx and tx
cystocele
observe bc asx
pelvic floor muscle exercises
classic presentation of TSS
tampons hypotension fever sunburn rash involving palms and soles multiorgan dysfxn
STI: “groove” sign
lympohgranuloma venereum
STI: donovan bodies
granuloma inguinale