Ovarian/Breast Disorders Lecture Flashcards
- follicle
- maturing follicle
- ovulation
- corpus luteum
Whats next (if not pregnant)
Degeneration of corpus luteum
When does estradiol peak?
Right before ovulation
When do lutenizing hormone (LH) and follicle stimulating hormone (FSH) peak?
During ovulation
When is Progesterone highest?
Luteal phase
When does body temperature increase?
Second half of ovulation into luteal phase
Adnexal refers to the…
ovary
Follicular cyst
most common ovarian cyst
Usually not symptomatic
Usually resolve spontaneously
Result from failure of ovulation
Follicular cyst
Cysts that occur after ovulation
Thin-walled, unilocular
Corpus luteum cyst
Cysts in pregnancy or molar gestation
*bilateral functional cyst greater than 3 cm
Theca-lutein
What type of cyst can sometimes occur with endometriosis
Hemorrhagic cyst
Management of fluid filled cysts
Monitor with period ultrasound
Management of non fluid filled cysts
Remove it (laparoscopic)
If cyst greater than 6 cm, what might happen?
TORSION! must remove cyst!
How can you prevent ovarian cysts?
How can you tx pain?
Prevent with OCPs
Tx pain with NSAIDs
Diagnose clinically if 2 of 3 conditions:
Oligo or amenorrhea and anovulation
Hyperandrogenism
Obesity (50%)
Hirsutism (30-75%)
Ultrasound: evidence of polycystic ovaries (not always)
PCOS
- Most common cause of infertility in women
- Insulin resistance (higher risk of diabetes)
- Unopposed estrogen
PCOS
- OCPs tx unopposed estrogens and hirsutism
- can cycle with progesterone
- metformin for insulin resistance (may improve infertility)
- clomiphene citrate for infertility
PCOS tx
What part of the pituitary produces FSH and LH?
Anterior
Granulosa cells (which act as neg feedback to ant. pituitary ) Development of oocytes
This is done by FSH or LH?
FSH
Theca cells which produce androgens
This is done by FSH or LH?
LH
Never progress to luteal phase- creates exogenous estrogen
PCOS
Abnormal feedback regulation promotes more LH than FSH
PCOS
(insufficient FSH to stimulate granulosa cells
Enlarging ovarian mass with a solid component or change in character, especially in a postmenopausal woman
What is the management?
REMOVE IT
Is screening for ovarian cancer (ultrasound or CA-125) recommended?
NO
Where do 85-90% of ovarian cancers originate?
Epithelium