Gynecology Flashcards
(219 cards)
Workup for amenorrhea
Pregnancy test
FSH, LH
Serum prolactin
TSH
Primary amenorrhea
Failure of menarche onset (menstruation) by age 15 y/o in the presence of secondary sex characteristics
Secondary amenorrhea
Absence of menses for > 3 months in pt with previously normal menstruation
Or > 6 months in pt with oligomenorrhea
Amenorrhea: hypothalamus dysfunction
Anorexia
Exercise
Systemic disease (celiac dz)
Management of amenorrhea - hypothalamus dysfunction
Stimulate gonadotropin secretion
Clomiphene, Menotropin
Amenorrhea: pituitary dysfunction
Prolactin-secreting pituitary adenoma
Management of amenorrhea - pituitary dysfunction
Transsphenoidal surgery
Amenorrhea: ovarian disorder
Polycystic ovarian syndrome
Turner’s syndrome
Diagnosis of amenorrhea - ovarian disorder
Progesterone Challenge Test
10 mg medroxyprogesterone for 10 days
+ withdrawal bleeding –> ovarian dysfunction
Amenorrhea: Uterine disorder
Scarring of the uterine cavity
Asherman’s Syndrome
Diagnosis of amenorrhea - uterine disorder
Pelvic US
Hysteroscopy to diagnose and treat
Management of amenorrhea - uterine disorder
Estrogen treatment to stimulate endometrial regeneration
Normal menstrual cycle: cycle length and length of menstruation
24-38 days in cycle length
4.5-8 days of menstruation
Dysfunctional uterine bleeding - chronic anovulation
Due to disruption of the HPO axis
Extremes of age
Unopposed estrogen - irregular, unpredictable bleeding
Dysfunctional uterine bleeding - ovulatory
Ovulation with prolonged progesterone secretion
Dysfunctional uterine bleeding is a:
Diagnosis of exclusion
Workup for dysfunctional uterine bleeding
Pregnancy test
Hormone levels
Transvaginal US
Endometrial biopsy if US endometrial stripe > 4 mm
Management of dysfunctional uterine bleeding - acute severe bleeding
High dose IV estrogens or high dose OCPs
If IV estrogen fails, may do D and C
Management of dysfunctional uterine bleeding
- OCPs
- Progesterone
- GnRH agonists (leuprolide)
- Hysterectomy or endometrial ablation
Primary dysmenorrhea is not due to pelvic pathology, but:
Due to increased prostaglandins
Painful uterine muscle wall activity
Causes of secondary dysmenorrhea
Endometriosis Adenomyosis Leiomyomas Adhesions PID
Diffuse pelvic pain right before or with onset of menses
May be associated with HA, N/V
Dysmenorrhea
Management of dysmenorrhea
- NSAIDs first line
- OCPs, progestins
- Laparoscopy if medications fails to r/o secondary causes
Premature menopause may occur sooner in pts with:
DM
Smokers
Vegetarians
Malnourished pts