reproductive 1 Flashcards

(65 cards)

1
Q

What type of hormone are the sex hormones

A

Steroid based fat soluble so they pass through cell membranes easily

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2
Q

Three types of estrogen

A

Estradiol E2 - the most powerful, Estriol E3, Estrone E1

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3
Q

How do the estrogens compare

A

Estradiol E2 is 10 times more potent than Estriol and Estrone

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4
Q

are naturally occurying or synthetic estrogens more bioavailable?

A

Synthetic estrogens are more bioavailable because they are less subject to first pass hepatic metabolism

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5
Q

Why what HRT originally used

A

Postmenopausal: Reduce vasoactive response, tissue atrophy, improvesleep, blunts osteoporosis

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6
Q

concerns with exogenous estrogen replacement (without progestin)

A

increases risk of stroke, clots, ovarian endometrial and breast cancer

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7
Q

why is progestin added to those with uterus

A

because unopposed estrogen can increase risk of endometrial cancer

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8
Q

Differences between estrogen and estrogen with progestin trials

A

both had reduced risk of fracture, and increased risk of stroke, but in addition the progestin plus estrogen had increase risk of MI, DVT and breast cancer

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9
Q

bioidentical hormone options

A

BiEst: E3:E2 or TriEst: E3:E2:E1 both oral or topical

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10
Q

Compare Bi and Triest

A

E3:E2 80:20 / E3:E2:E1 - 80:10:10

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11
Q

what is the conjugated estrogens

A

Premarin ; estrone with equillin so it undergoes less hepatic metabolism

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12
Q

what is premarin used for

A

prevent and treat osteoporosis and post menopausal sx

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13
Q

how does premarin and all the hormones work?

A

MOA is altering gene transcripton

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14
Q

what is importain to know when using premari

A

you must add progesteron if you still have your uterus

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15
Q

category of premarin

A

Cat X, they also are contraindicated with hx of DVT, breast, ovarian or uterine cancer

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16
Q

what is synthetic progestogen

A

progestin, similar effect of progesterone

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17
Q

why are progestins used?

A

Hormonal contraception and prevention of endometrial hyperplasia in HRT

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18
Q

name a synthetic progesterone/progestogen

A

Medroxyprogesterone/Provera

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19
Q

indication for medroxyprogesterone/provera

A

contraceptive, HRT, dysfunctional uterine bleeding, endometriosis

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20
Q

how is medroxyprogestrone administered

A

PO or DEPO iv

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21
Q

side effects of medroxyprogestrone/provera

A

increase LDL/HDL ratio, facial hair, weight gain,

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22
Q

when is medroxyprogesterone contraindicated

A

Hx of female cancers, or DVT hx, and will cause birth defects if taken while pregnant

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23
Q

the pill

A

combo of estrogen and progestin

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24
Q

what does the estrogen of birth control doo

A

supresses ovulation

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25
what does the progestin of birth control do
prevents implantation and makes mucus impenetrable to sperm
26
how effective are BCPs
97-98%
27
most commonly used estrogen fir BCP
ethinyl estradiol
28
combination pills
contstant estrogen with changeingamount of progestin
29
what are benefits of the OCP
reduce risk of colorectal cancer, improves PID, dysmeorrrhea, PMA and acne, PCOS sx and anemia
30
side effects of OCP
increase CVD, DVT, HTN, Stroke,
31
what should you not do while on the pill
Smoke, or be over 35
32
what is mini pill
consistent progestin with no estrogen for 21 days
33
why would someone want mini pill
it cant tolerate estrogenic, but its not as effective
34
what can reduce the efficacy of the pill
antibiotics, sulfa drugs and st johns wart
35
how much does pill reduce ovarian and endometrial cancer risk
about 50% in 5 and 80% in 10 years
36
Drospirenone
yaz, it has a way higher risk of thromboembolism
37
how often for Medroxyprogesteron acetate /depo proveria IM
four times each year, immediate protection
38
how does depo provera work
inhibit folicular development to revent ovulation
39
what does medroxyprogesteron acetate/provera also prevent
reduce risk of endometrial cancer by upt to 80%
40
how long to get pregnant after depo
9-10 months after last injection
41
risks of depo/medroxyprogesterone acetat
increase osteoporosis, has a black box warning, it shouldn't be used for more than 2 years
42
what are the current implantable contraceptives
Implanon - can last 3 years
43
transtermal patches
Ortho evara - applied withing first 5 days of cycle , never apply over breasts
44
what happens if patch falls off
if you replace it in 48 hours no backup contraception is needed
45
concerns with patch ortho evara
higher estrogen than pills, twice the risk of clotting
46
what is in nuva ring
combined progestin and estrogen, 3 weeks, per ring, increased risk of blood clots
47
if ring falls out what then
if out more than 3 hours back up method for 7 days
48
IUD brand names
Copper: ParaGard, Hormone: mirena, liletta and skyla
49
whats in homonal iud
levonorgestrel and progestin
50
how does hormonal IUD work
Levonorgestrel : deminish ovulation, mucus consistency, make implation less likely, inflammatory response
51
Mirena duration
levonorgestrel : 5 years / 20 mcg day
52
liletta
levonorgestrel: 5 years / 20mcg day
53
Skyla
levonorgestrel: 3 years/14mcg day
54
Progestin only contraceptives
Levonorgestrel: Plan B, Next choide: 750 ug 12 hours apart
55
what is Ulipristal acetate/Ella
SERM, selective progesterone receptor modulator for emergency contracepton given within 5 days.
56
moa of ulipristal acetate /ella
delay or inhibit ovulation and inhibit folicular rupture
57
what are combo mornin after pills?
estrogen and progestin, 2 doses, same effect as stacking reglular pills
58
what are the 4 types of emergency contraceptive
progestin only, SPRM, combo, abortifacient
59
First 2 months of pregnancy abortifacient
Mifepristone: synthetic steroid,
60
moa of Mifepristone:
progenstin antagonist partial agonist so off and part on. 85% effective in first trimester
61
side effects of mifepristone
crampin, bleeding 9-16 days., emergency if incomplete
62
contraindications of mifepristone
in presence of IUD, ectopic pregnancy, hemorrhagic disorders, prednisone
63
SERMs
Clomiphene/Clomid
64
MOA of clomiphene/clomid
bind estrogen receptor sites in brain interfering with negative feedback on GnRH to resuld in increase secretion of GnRH, increasing LH and FSH stimulationg ovulation.
65
what are these SERMS clomphine/Clomid used for
infertility or amenorrhea.