Hormonal alterations Flashcards

1
Q

Primary amenorrhea- Eti

A
  • Failure of menses to appear
  • Eval at 14 if amenarche and no breasts and height in lowest 3%
  • Amenarche at 16
  • HP causes- delayed puberty
  • Hyperandrogenism- polycystic ovaries
  • Ovarian- Turner syndrome
  • Pseudohermaphroditisim- Androgen insensitivity
  • Absence of uterus
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2
Q

Primary amenorrhea- Sx

A
  • HA, visual field abnormalities
  • BP, hirsuitism & acne
  • Short stature
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3
Q

Primary amenorrhea- Dx

A
  • FSH, LH, PRL, Testosterone, TSH, FT4 & hCG

- Pituitary MRI

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4
Q

Primary amenorrhea- Tx

A
  • Underlying cause

- Hormone replacement therapy

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5
Q

Secondary amenorrhea- Definition

A
  • Absence of menses for 3 consecutive months passed menarche
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6
Q

Secondary amenorrhea-Sx

A
  • Vasomotor instability

- Fatigue, insomnia, headache, decreased libido

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7
Q

Secondary amenorrhea-Dx

A
  • hCG (pregnancy)
  • PRL, FSH, LH & TSH
  • MRI of pituitary
  • Kidney & liver fxn test
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8
Q

Secondary amenorrhea-Tx

A
  • Estrogen therapy
  • Gabapentin (hot flash)
  • HRT decreases mortality under 60
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9
Q

Secondary amenorrhea due to pregnancy

A

Most common cause

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10
Q

Secondary amenorrhea- Hypothalamic- pituitary

A
  • Low or normal FSH
  • low GnRH pulses
  • Stress, dieting, exercise, anorexia, illnes
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11
Q

Secondary amenorrhea- Hyperandrogenism

A
  • Low to normal FSH
  • Elevated testosterone
  • Hirsutism, virilization & amenorrhea
  • Ovarian & adrenal malignancy
  • Anabolic steroids
  • Cushing
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12
Q

Secondary amenorrhea- Uterine

A
  • Spontaneous or following delivery

- Endometriosis: Tb or schisto

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13
Q

Secondary amenorrhea- Early & premature menopause

A
  • Ovarian failure before 45
  • 5% women
  • Premature = <40
  • Radiation, hysterectomy, oophorectomy, familial
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14
Q

Secondary amenorrhea- Normal menopause

A
  • Ovarian failure >45
  • Climacteric over 10 yrs
  • USA: 48-55 (ave: 51.5)
  • Low serum estradiol
  • High FSH
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15
Q

Turner syndrome- Eti

A
  • x chromosome disorder
  • Spontaneous abortion, hypogonad, short stature
  • 1-2% fetuses, 10% spontaneous abortions
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16
Q

Turner syndrome- Sx

A
  • Severe lymphedema in young girls
  • Short stature
  • Risk of aortic coarctation, bicuspid and aortic valves
  • Webbed neck
  • Hypogonadism
  • High arched palate
  • Wide spaced nipples
  • HTN
  • Renal abn
  • Primary amenorrhea (80%)
  • Emotional & autoimmune disease (thyroiditis, IBD, celiac)
17
Q

Turner syndrome- Dx

A
  • Hypogonadism: High FSH, LH
  • Blood karyotyping
  • US/ MRI of chest/ abd- cardiac/ vasc. abn
18
Q

Turner syndrome- Tx

A
  • Growth hormone & androgens

- Estrogen & progestin after growth stops

19
Q

Menopause- Dx

A
  • Dx after 6 months of amenorrhea
20
Q

Menopause- Tx

A
  • Eval for osteoporosis & tx if appropriate
  • HRT w or w/o progestin
  • Both have risks and benefits