What is endometriosis?
A chronic oestrogen dependant condition characterised by the growth of endometrial tissue in sites other than the uterine cavity
What sites are most commonly involved in endometriosis?
What other sites are more rarely involved in endometriosis?
What is the prevalence of endometriosis?
Estimated to effect 10-15% of women of reproductive age
Why is it difficult to determine the prevalence of endometriosis?
- Endometriosis may be asymptomatic
Who does endometriosis have a higher prevalence in?
Infertile women
What is the prevalence of endometriosis in infertile women?
25-40%
In what age group is endometriosis found in?
Almost exclusively in women of childbearing age
At what age does the diagnosis of endometriosis most commonly occur?
30’s
What are the risk factors for endometriosis?
What can cause obstruction to vaginal outflow?
What indicates that there are genetic factors involved in endometriosis?
The risk of endometriosis in first-degree relatives with severe endometriosis is 6x that of relatives of unaffected women
What factors are protective against endometriosis?
- Use of oral contraceptives
What are the main symptoms of endometriosis?
What other symptoms may be present in endometriosis?
What are the less common symptoms of endometriosis?
How does the clinical presentation of endometriosis vary?
Some women experience severe symptoms, whereas some women have no symptoms at all
What happens to the severity of symptoms of endometriosis with age?
Tends to increase
Can endometriosis be asymptomatic?
Yes
How might endometriosis be detected if the patient is asymptomatic?
Diagnosed incidentally or during investigations for infertility
What proportion of women with infertility have endometriosis?
1/3
What % of women with endometriosis are infertile?
40%
How does endometriosis cause infertility?
Exact mechanism is unknown, but possible mechanisms include;
What is often found on examination in endometriosis?
Examination is normal