LARC Flashcards
(27 cards)
Natural family planning methods?
Basal body temp
Cervical mucous
Cervical position
Standard days
Breast feeding
What is basal body temperature and when is it measured?
Taken before rising in the morning
BBT rises after ovulation due to increase in progesterone
Increase in >0.2 degrees C, sustained for 3 days or at least 6 days of lower temp
How does cervical mucous change after ovulation?
Thick and sticky post ovulation
For at least 3 days after thinner watery mucous
How does cervical positioning change when fertile and infertile
Fertile- High in vagina, soft and open
Infertile- Low in vagina, firm and closed
In a 28 day cycle, which days are women most fertile?
8 to 18
What is the UKMEC?
UK medical eligibility criteria for contraception
How many classifications are there in the UKMEC and what do they represent?
1) No restricition to method
2) Advantages outweigh risks
3) Risks outweigh advantages
4) Unacceptable risk
How does the depo provera injection work?
Primarily inhibits ovulation
Also effects mucous and and endometrium
How often is depo given?
Every 13 weeks, lasts for 14
What examinations are carried out before the depo is given
BP and BMI
Smear status
Check risk for Osteoporosis
When do you start depo?
Up to and including day 5 of the cycle without need for any extra contraception
What happens if you start the depo beyond day 5?
Can start at any other time providing “reasonably certain” she is not pregnant
Needs to use condoms or abstain for 7 days
What criteria need to be met to be reasonably certain someone is not pregnant? (5)
Any one of
- Consistent use of reliable contraception
- <7 days since last normal period
- < 4 wks post partum (not breast feeding)
- Fully breastfeeding, amenorrhoeic and <6m post partum
- Neg preg test and >3wks since UPSI
Side effects of depo?
Weight gain
Delay in return of fertility
Irregular bleeding
Possible Osteoporosis risk
What is an IUD?
A T shaped device containing copper and plastic-non hormonal
Primary mode of action of IUD?
Prevents fertilisation
Causes inflammatory response in endometrium
What is the IUS?
A hormonal version of the IUD coil
Releases progesterone
How does the IUS work?
Primarily
Effects implantation
Endometrium rendered unfavourable
Effect on cervical mucous
IUD/IUS contraindications
PID Abnormal uterus anatomy Pregnancy Sensitivity to constituents Endometrial or cervical Cancer
When can IUD be fitted>
Within 1st 7 days of period
Anytime providing not pregnant
Up to 5 days after UPSI (For EC)
Up to 5 days after predicted ovulation
Within 48 hours or >4weeks post partum
Immediately post TOP
When can IUS be fitted?
Same as IUD, except must use condoms for 7 days if after 1st 7 days
Side effects of IUD?
Heavy menses Pain and PID Perforation Expulsion ?Ectopic risk
Side effects of IUS?
Lighter bleeding Pain and PID Perforation Expulsion ?Ectopic
What is the implant?
Single subdermal rod which lasts for 3 years
-Releases progesterone
