Menstrual Disorders Flashcards Preview

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Flashcards in Menstrual Disorders Deck (26)
1

what hormone stimulates ovarian follicle development and oetrogen production

FSH

2

which cells produce oestrogens

grandulosa cells

3

what happens as a results of raising oestrogen and inhibin by dominant follicles

inhibits FSH

4

what do declining FSH levels cause

atresia of dominant follicle

5

when does ovulation occur

prior to LH surge - dominant follicle rupture and releases oocyte

6

what occurs in the luteal phase

formation of the corpus luteum
progesterone production
luteolysis 14 days post ovulation

7

what are the phases that the endometrium goes through during the cycle

proliferative
luteal
menstruation

8

which hormone mediates the proliferative phase

oestrogen

9

which hormone mediates the luteal phase

progesterone

10

what are the mechanisms of menstruation

arteriorlar constriction results in shedding of the endometrial layer
fibrinolysis inhibits scare tissue formation

11

how long does menstrual loss usually last

4-6 days

12

what is the usual blood loss in menstruation

less than 80ml

13

what is the length of an average cycle

28 days
(21-35days =normal)

14

define the term menorrhagia

prolonged and increased menstrual flow

15

metrorrhagia

regular intermentrual bleeding

16

polymenorrhoea

menses occurring at less than 21 day intervals

17

polymenorrhagia

increased bleeding and more frequent cycle

18

menometrohagia

prolonged menses and intermentrual bleeding

19

amenorrhoea

absence of menstruation for more than 6 months

20

oligomenorrhea

menses at intervals of more than 35 days

21

what is the term for menorrhagia with no organic cause and how common is it

dysfunctional uterine bleeding
50 percent of cases

22

what local causes can cause menorrhagia

fibroids
adenomyosis
polyps
cervical eversion
endometrial hyperplasia
IUD
pelvic inflammatory disease
endometriosis
malignancy
hormone producing tumours
trauma
arteriorvenous malformations

23

what is endometriosis

a conditions where parts of the womb lining are found outside of the womb

24

what is an ovarian endometrioma

benign oestrogen dependent cyst found in woman of reproductive age

25

what systemic disorders can cause menorrhagia

thyroid disease
diabetes
adrenal disease
prolactin disorders
von willebrand's
ITP
clotting factor deficit
anticoagulant drugs
pregnancy - miscarriage, ectopic, gestational trophoblastic disease, PPH

26

what are the two types of dysfunctional uterine bleeding

anovulatory (irregular cycle) - 85 percent
ovulatory (regular cycle)