Menstrual disorders Flashcards

1
Q

What effect does oestrogen have on LH?

A

At low conc = inhibits LH

At high conc = stiulates LH

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2
Q

A spike in which hormone occurs at ovulation?

A

LH

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3
Q

What hormones does the degenerating corpus luteum secrete?

A

Oestrogen
Inhibin
Progesterone

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4
Q

What does inhibin do?

A

Inhibit FSH

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5
Q

What does progesterone do?

A

Inhibits GnRH

Stimulates endometrial growth

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6
Q

What happens when the corpus luteum completely degenerates?

A

Decreased progesterone
Endometrium shes
Increase in GnRH

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7
Q

How is ammenorrhoea defined?

A

Abscence of menstruation for > 6 months

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8
Q

How is oligomennorhoea defined?

A

Menses at intervals of >35 days

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9
Q

What is the most concerning cause of postmenopausal bleeding?

A

Endometrial cancer

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10
Q

What causes ovulatory dysfunctional uterine bleeding?

A

Inadequate progesterone production

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11
Q

How is dysfunctional uterine bleeding treated?

A

Progestrogens
COC
Danazol

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