Secondary Amenorrhea Flashcards

1
Q

Gold standard to test for Cushing syndrome?

A

24 hour urinary free cortisol

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2
Q
Amenorrhea
Acne
Hirsutism
Clitoromegaly
Deeping of voice
A

Sertoli-Leydig Tumore

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3
Q

Rotterdam Criteria - what are they and how many do you need?

A

You need 2

  • menstural dysfunction (< 9 per year)
  • Hyperandrogenism (clinical signs or lab evidence)
  • US w/ polycystic ovaries (12 or more antral follicles measuring 2-9 mm)

“string of pearls”

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4
Q

Treatment for prolactinoma?

A

Dopamine Agonist)

Caberagoline and bromocriptine

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5
Q

Can you diagnose PCOS within 2 years of puberty?

A

NOPE!

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6
Q

Describe pathogenesis of PCOS

A

chronically elevated LH and insulin levels lead to increased androgen production with-in the ovarian theca

Hyperinsulinemia suppresses hepatic production of sex hormone binding globulin, which results in increased levels of free testosterone

Usually low levels of androgens increase aromatase activity within the follicle, but levels that are too high lead to follicular atresia

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7
Q

Chronic conditions linked to PCOS?

A
T2DM
OSA
HLD
Metabolic Syndrome
NAFLD
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8
Q

Increased risk of T2DM in women > 30 yo w/ PCOS?

A

12% increased risk (2-5 fold)

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9
Q

DHEAS is almost exclusively produced by what organ?

A

Adrenal glands

Extremely high levels (> 700) require additional work up and is suggestive of a hormone secreting adrenal tumor

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10
Q

What amount of weight loss will help improve symptoms of PCOS?

A

5% of initial body weight

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11
Q

How to OCPS work to treat PCOS?

A
  • Suppression of LH secretion
  • Suppression of ovarian androgen secretion
  • Increase sex hormone binding globulin circulating > decreases free testosterone
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12
Q

Criteria for metabolic syndrome?

A
BP > 130/85
BG > 100
HDL < 50
TG > 150
Waist > 88 cm
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13
Q

FDA approved treatment for Hirsutism?

A

Eflornithine

Eflornithine is an inhibitor of ornithine decarboxylase, which is an important enzyme related to hair growth

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14
Q

How does spironolactone work for treatment of hirsutism?

A

K Sparing diuretic

  • inhibiting steroidogenesis in the ovary and adrenal gland
  • Competing for the androgen receptor in the hair follicle
  • Directly inhibiting 5-alpha reductase
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15
Q

What is the best ovulation induction agent for someone with PCOS?

A

Letrazole (aromatase inhibitor)

  • Increased ovulation rates
  • Increased clinical pregnancy rates
  • Increased live birth rates

compared to clomid

*Although not FDA approved

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16
Q

What cells in the ovaries produce androgens?

A

Theca cells

17
Q

US criteria for PCOS?

A

12 or more antral follicles (2-9 mm)

“string of pearls”

Ovarian volume 10 cm^3 or greater