Genito- urinary tract system Flashcards
How is detrusor instabiliity, a type of incontinence managed?
by combining drug therapy with pelvic floor exercises and bladder training
How is stress incontinence managed?
generally managed by non-drug methods
Name some antimuscarinic drugs used to manage urinary frequency and incontinence (4)
oxybutynin
tolterodine
solifenacin
trospium
What is the mechanism of action of mirabegron in managing urinary frequency and incontinence?
Mirabegron has a relaxant effect on urinary smooth muscle
via selective beta3 receptor stimulation.
What are the common side effects associated with antimuscarinic drugs? (8)
- constipation
- dry mouth
- sweating
- dilation of pupils
- dry skin
- photophobia
- skin flushing
- can affect the performance of skilled tasks like driving
How is acute urinary retention treated?
by catheterization
What condition often causes chronic urinary retention in men, and how is it treated?
often caused by benign prostatic hyperplasia
and is treated either surgically or
medically with alpha-blockers
(Alternatives to alpha-blockers include dutasteride and finasteride)
What are examples of alpha-blockers used in the treatment of benign prostatic hyperplasia? (3)
alfuzosin
terazosin
prazosin
What is the potential risk associated with the first dose of alpha-blockers?
The first dose may cause collapse due to a hypotensive effect.
Therefore, it should be taken just before goind to bed
Patients should be warned to lie down if symptoms such as dizziness, fatigue, or sweating develop.
What precautions should be taken regarding conception and contraception while using dutasteride and finasteride?
Both dutasteride and finasteride are excreted in semen
and so the use of a condom is recommended if the sexual partner is pregnant or likely to become pregnant.
What caution should women of childbearing potential take regarding handling crushed or broken tablets of finasteride and leaking capsules of dutasteride?
Women of childbearing potential
should avoid handling crushed or broken tablets of finasteride
and leaking capsules of dutasteride.
What potential side effect of dutasteride and finasteride should be promptly reported to the doctor?
Changes to breast tissue such as:
* lumps
* pain
* nipple discharge
What are the advantages of combined hormonal contraceptives?
reliability and reversibility
reduced dysmenorrhea and menorrhagia
decreased incidence of premenstrual tension
risk reduction of symptomatic fibroids, functional ovarian cysts, benign breast disease, ovarian and endometrial cancer
lower risk of pelvic inflammatory disease.
How is the choice of combined hormonal contraceptive determined?
selecting a preparation with the lowest estrogen and progestogen content
that provides good cycle control
and minimal side effects.
Is it recommended to continue combined hormonal contraceptives beyond the age of 50?
No
more suitable alternatives exist at that age
What types of combined hormonal contraceptive preparations are suitable for women with risk factors for circulatory disease?
Low-strength preparations
What is a risk of standard- strength preparations of hormonal contraceptives?
deep vein thrombosis (DVT)
Which progestogens may be considered for women experiencing side effects with other progestogens?
**Desogestrel, drospirenone, and gestodene (in combination with ethinylestradiol)
**
may be considered for women experiencing side effects such as acne, headache, depression, breast symptoms, and breakthrough bleeding with other progestogens.
What symptoms or conditions warrant the immediate cessation of combined hormonal contraceptives or hormone replacement therapy (HRT)?
- sudden severe chest pain
- sudden breathlessness
- cough with blood
- unexplained swelling or severe pain in one leg
- severe stomach pain
- serious neurological effects
- hepatitis
- jaundice
- liver enlargement
- blood pressure above systolic 160 mmHg or diastolic 95 mmHg
- prolonged immobility after surgery or leg injury
- or detection of a risk factor that contraindicates treatment.
What neurological symptoms should prompt the immediate discontinuation of combined hormonal contraceptives or HRT?
- severe, prolonged headache
- sudden partial or complete loss of vision
- sudden disturbance of hearing
- bad fainting attack
- unexplained epileptic seizure or weakness
- motor disturbances
- very marked numbness suddenly affecting one side or one part of the body
What precaution should be taken for individuals traveling for long periods while using combined hormonal contraceptives?
Increased risk of deep-vein thrombosis during travel involving long periods of immobility (over 3 hours)
may be reduced by appropriate exercise and possibly by wearing graduated compression hosiery
What factors should be considered when assessing the risk of venous thromboembolism with combined hormonal contraceptives?
- family history of venous thromboembolism in a first-degree relative aged under 45 years
- obesity (avoid if BMI ≥ 35 kg)
- long-term immobilization (avoid if bed-bound)
- history of superficial thrombophlebitis
- age over 35 years (avoid if over 50 years)
- smoking
They should be used with caution if any of the mentioned factors are present, but they should be avoided if two or more factors are present.
What factors should be considered when assessing the risk of arterial disease with combined hormonal contraceptives?
- a family history of arterial disease in a first-degree relative aged under 45 years
- diabetes mellitus (avoid if diabetes complications present)
- hypertension (avoid if blood pressure above systolic 160 mmHg or diastolic 95 mmHg)
- smoking (avoid if smoking 40 or more cigarettes daily)
- age over 35 years (avoid if over 50 years)
- obesity (avoid if BMI ≥ 35 kg),
- migraine without aura (avoid if migraine with aura).
What is the association between combined hormonal contraceptives and breast cancer?
There is a small increase in the risk of benign breast cancer in women taking the combined pill.
However, the risk diminishes after stopping
and disappears by about 10 years.
How does long-term use of combined hormonal contraceptives relate to cervical cancer risk?
Use for 5 years or longer is associated with a small increased risk of cervical cancer
however, the risk diminishes after stopping
and disappears by about 10 years.
. When is a pill considered missed, and what should be done if only one pill is missed?
A missed pill is one that is 24 or more hours late.
If only one pill is missed, the woman should take an active pill as soon as she remembers and then resume normal pill-taking, even if this means taking 2 pills together.
No additional precautions are necessary.
What should be done if two or more pills are missed, especially from the first 7 in a packet?
If two or more pills are missed, especially from the first 7 in a packet, the woman may not be protected.
She should take an active pill as soon as she remembers and then resume normal pill-taking.
Additionally, she must either abstain from sex or use an additional method of contraception such as a condom for the next 7 days.
If these 7 days run beyond the end of the packet, the next packet should be started at once, omitting the pill-free interval.
What is recommended if 2 or more combined oral contraceptive tablets are missed from the first 7 tablets in a packet and unprotected intercourse has occurred?
Emergency contraception is recommended in this scenario.
What action should be taken if vomiting occurs within 2 hours of taking a combined oral contraceptive pill?
Another pill should be taken as soon as possible.
When should additional contraception be used if vomiting or severe diarrhea persists?
If vomiting or severe diarrhea lasts for more than 24 hours, additional contraception should be used during and for 7 days after recovery.
What should be done if vomiting and diarrhea occur during the last 7 tablets of the pill pack?
: If vomiting and diarrhea occur during the last 7 tablets, the next pill-free interval should be omitted.
When are progestogen-only contraceptives considered suitable alternatives to combined hormonal contraceptives?
when estrogens are contraindicated, such as in individuals with:
- venous thrombosis or a past history of it
- heavy smokers
- hypertension above systolic 160 mmHg or diastolic 95 mmHg
- valvular heart disease
- diabetes mellitus with complications
- migraine with aura
What are the two types of hormonal emergency contraceptives mentioned?
levonorgestrel and ulipristal