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Family Medicine > Contraception > Flashcards

Contraception Flashcards

1
Q

Contraception prevents pregnancy by…

A

Stopping ovulation or fertilization or implantation

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2
Q

How is Natural family planning a method of contraception?

A

Intercourse timed to coincide with days were ovulation is least likely which can be estimated by fertility signs (body temp. and cervical mucous)
Also called fertility awareness method

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3
Q

Which women is fertikity awareness method unsuitable?

A

Irregular menstrual cycle

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4
Q

What are the advantages and disadvantages of fertility awareness method?

A

Advantage: No side effects and acceptable
Disadvantages:
Least effective (24% unintended pregnancies)
No protection from STDs
Must avoid intercourse at times

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5
Q

What is the only method that prevents STDs?

A

Barrier methods

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6
Q

What are the advantages and disadvantages of barrier contraceptive methods?

A

Advantage: non-hormonal, prevents STDs,side effects rare
Disadvantage: condom might tear, some men allergic to latex

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7
Q

What is the unintended pregnancy rate of male condoms per year

A

18%

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8
Q

What are the MOA of combined oral contraceptive pills?

A
  • Prevent ovulation by preventing release of LH and FSH cuz they be like oh estogen and progesterone (progestin) already here no need for me
  • Increase thickness of cervical mucous making it diff for sperm to enter
  • thinning of endometrium making it less suitable for implantation
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9
Q

What are the contraindications of COCP (combined oral)

A

Patients with risk of VTE
Breast cancer
Migraine headache with aura
Liver disease

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10
Q

What is the withdrawal bleed period of COCP?

A

Period of fake menstruation seen in the 7 placebo pill days

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11
Q

What are the adv and disadv of COCP?

A

Advantage: compared to progesterone only, not as serious if pills missed, reduce risk of ovarian, endometrial and bowel cancer
Disadv: increase risk of breast cancer, less effective if pills missed

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12
Q

What is the unintended pregnancy rate per year with COCP?

A

9%

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13
Q

What is the unintended pregnancy rates of POP (progesterone only pills)

A

9%

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14
Q

What hormones do contraceptive injections contain, where are they given and what is the most commonly used drug name? Given every how many days?

A

Progesterone only
Intramuscularly in buttocks
Depo-provera
Every 12 weeks

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15
Q

What are the adv and disadv of contraception injections

A

Adv: once only every 12 weeks, can be used if intolerant to estrogen,
Disadv: may cause amenorrhea and irregular bleeding (same as POP), Fertility can take up to 1 year to return after stopping

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16
Q

What is the unintended pregnancy rate of contraceptive injections?

A

6%

17
Q

How do contraceptive implants work?

A

4cm rod inserted subdermally into upper arm that slowly releases progesterone

18
Q

Most common brand of contraceptive implant is…

A

IMPLANon

19
Q

Adv and disadv of contraceptive implant..

A

Adv: intolerant to estrogen, lasts 3 years, no interuption of intercourse (as all the rest except fertility awareness)
Disadv: amenprrhea and irregular bleeding (as all other progesterone only), doesnt prtoevt against STDs (as all others except barriers), bruising or infection when implanting

20
Q

Unintended pregnancy % in contraceptive implant is…

A

0.05%

21
Q

How do IUS (intrauterine system) work?

A

They release progesterone locally and prevent pregnancy by thickening cervical muscous and thinning endometrium

22
Q

What are the adv and disadv or IUS

A

Adv: ok estrogen intolerant, no limit intercourse, lasts 3-5yrs, fewer side effects compared to contraceptive implant cuz only local
Disadv: no STD prevention, INCREASE RISM OF ECTOPIC, risk of uterine rupture, amenorrhea and irregular bleeding

23
Q

Unintended pregnancy of IUS is..

A

0.2%

24
Q

How do IUDs work?

A

Similar to IUS but no hormone, they are coated with copper which the sperm and ovum cannot survive around (THEIR CRYPTONITE)

25
Q

Which contraceptive method can be used as emergency contraception?

A

never fear IUD is here

26
Q

Which contraceptive method is used for women who are certain they dont want to become pregmant?

A

Sterilization

27
Q

When is sterilization performed

A

Under general anaestethia or during c section

28
Q

What is sterilization and what are the methods of female sterilization?

A

Permenant method of contraception
Tubal occlusion by surgical clips
Salpingectomy

29
Q

What are the adv and disadv of sterilization?

A

Adv: no limit to intercourse, no hormones,
Disadv: no going back (however there is still ways to reverse ot but its considered irreversible, risk of surgery stuff, INCREASE RISK OF ECTOPIC, no protection from STDs

30
Q

Unintended pregnancy of female sterilization is…

A

0.5%

31
Q

What is male sterilization msthod of contraception?

A

Vasectomy were vas deference removed so semen is sperm free

32
Q

Why is male better than female sterilization?

A

Less invasive procedure

33
Q

Unintended pregnancy rate of male sterilization is…

A

0.15%

34
Q

What is the 5th best contraceptive method interms of unintended pregmamcy

A

IUD

Family Medicine (6 decks)

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