Polycystic Ovary Syndrome
What
is it?
Polycystic Ovary Syndrome (or PCOS for short) is a very common hormonal
problem. It occurs when the ovaries are large with thick central tissue(stroma)
and a necklace of tiny cysts around the ovaries. This causes hormonal
changes which lead to symptoms such as acne, excessive hair and irregular
periods (see below).
Having
Polycystic Ovaries doesn't mean you've got PCOS. Many women have
tiny, harmless cysts on their ovaries but don't have any symptoms
- they don't have the full-blown syndrome.
How
common is it?
Between 20 to 25 per cent of women have polycystic ovaries, but
only 10 per cent have PCOS, which means they have both polycystic
ovaries and some or all of the symptoms listed below.
How
do I know if I might have PCOS?
Common symptoms include:
- Irregular
menstrual periods
- Do
you never know when you're next period will start? Do you
sometimes miss periods altogether?
- Adult
acne
- Do
you often get spots, boils or pimples on your face or body?
- Excessive
facial or body hair
- Have
you become aware of embarrassing, visible facial hair or noticed
that your arms, legs or torso have become hairier?
- Unexplained
weight gain and difficulty in losing weight
- Are
you steadily putting on weight even though you eat healthily,
diet and take regular exercise?
- Male
pattern hair loss
- Is
your hair thinning or receding?
- Difficulty
in falling pregnant
- Have
you been trying to conceive for several months without success?
Having
just one or even several of these symptoms doesn't mean you have
PCOS. And not all women with PCOS will have every symptom. Don't
try to diagnose yourself - a doctor will be able to tell if you
have Polycystic Ovaries by using an ultrasound scan .
Why
does PCOS cause these problems?
- Irregular
periods:
- If
you have regular periods it usually means you are ovulating
(the monthly release of an egg from the ovaries in the middle
of your menstrual cycle).
But often, women with PCOS aren't ovulating and have irregular
periods. This is because the syndrome causes changes in the
hormone levels within the ovaries, which prevent ovulation.
- Difficulty
in falling pregnant:
- If
you don't have any periods - or if they're irregular - because
you're not ovulating, you'll find it very difficult to get
pregnant naturally. In fact, PCOS accounts for around 30%
of couples referred for fertility treatment.
- Acne,
excess facial or body hair or hair loss:
- These
symptoms occur because women with PCOS over-produce male type
hormones, such as Testosterone.
Men naturally have high levels of these hormones, which is
why they grow beards, body hair and may suffer from baldness.
Women produce them too, but in far smaller quantities. But
women with PCOS produce too many male hormones which affects
the hair follicles, causing excess facial and body hair or
even male-pattern hair loss. They also affect the sebaceous
glands in the skin, causing acne.
- Weight
gain:
- At
least 40% of women with PCOS find they can't stop putting
on weight.
Being overweight isn't just unhealthy - it can make other
symptoms of PCOS worse. Research has shown that every woman
with the syndrome has a critical body weight below which her
symptoms will improve and above which they will worsen. That's
why your doctor will tell you to try to lose weight.
But
the latest studies reveal that women with PCOS who have a weight
problem actually have an elevated level of insulin. This elevated
insulin level appears to stimulate the ovaries to produce excess
male hormones, interfering with ovulation. It also promotes the
formation of body fat. If you've got too much insulin in your bloodstream
you'll find it very difficult to lose weight even if you diet and
take regular exercise.
How
did I get PCOS?
Nobody's certain exactly what causes PCOS. But experts now believe
it's probably a hereditary condition, passed through the genes.
Studies have shown that polycystic ovaries are much more common
in the closest female relatives of women who have been diagnosed
with PCOS.
If you're unaware that your mum, aunt or sister have ever had any
problems, that doesn't mean they don't have polycystic ovaries.They
won't necessarily have any symptoms and are therefore unaware of
the problem.
Many
women with PCOS don't have recognisable symptoms until their late
20s or early 30s. Often, that's because they've been taking the
contraceptive pill for years, so they don't realise anything's wrong
until they come off it. The pill contains hormones which artificially
generate regular periods and mask other symptoms of PCOS.
Can
PCOS be treated?
In the past, treatment of PCOS has focused on individual symptoms.
- The
pill(Dianette) has been used to regulate the menstrual cycle and
to suppress the production of excess male hormones, benefiting
patients with acne or excess facial or body hair.
- Stronger
anti male hormone(testosterone) medications can also be used,
often in conjunction with the pill. Obviously, these treatments
are of no use to women who want to get pregnant.
- If
you don't notice an immediate improvement in your symptoms, don't
stop taking your medication. It may take several months before
a treatment has a noticeable effect on your acne or excess facial
hair.
- For
the best, fastest results, use cosmetic treatments ( such as medicated
skin creams for acne and bleaching, waxing or electrolysis for
excess hair) in addition to medication.
- The
downside of these treatments is that they are aimed at symptoms
and not at the cause. Therefore the symptoms are likely to recur
once you stop treatment.
A
modern and more enlighted approach to PCOS management is as follows:
-
Try to lose weight if you are overweight, especially if you have
excess fat around the waist.
LOW CARBOHYDRATE,LOW FAT AND HIGH PROTEIN
DIET IS RECOMMENDED. DON'T STINT ON FRUIT AND VEGETABLES.
-
Newer treatments.
Recently, doctors have begun to treat those PCOS sufferers who
have high insulin levels with anti-diabetic type medications (e.g.
Metformin). Some studies have shown a significant weight loss
in such patients. What's more, women prescribed anti-diabetic
medications have also seen an improvement in many other PCOS symptoms.
They've seen their periods return/ become regular and normal ovulation
has been restored.
-
Fertility Treatments
If you've got PCOS and want to conceive a baby but do not ovulate
(anovulation) and/or have irregular periods, there are a variety
of fertility treatments available. Most women find that taking
a tablet called clomid in the early part of their menstrual cycle
can induce ovulation.Treatment with clomid must be monitored with
regular ultrasound scans.Your doctor will explain to you regarding
the side effects,success rates and risks.
Are
there any long-term problems associated with PCOS?
If you've got PCOS you need to be aware of the health problems associated
with the condition. Research has revealed a link between PCOS and
diabetes and heart disease.
1)Diabetes:
Because of the changes in the amount of insulin secreted in women
with PCOS there is an increased risk of developing diabetes later
in life especially if you have weight problems associated with PCOS.
In fact, you're more likely to develop diabetes than the average
woman without PCOS.
You're also more likely to experience diabetic problems during pregnancy
which poses risks for the baby.
In
most cases of PCOS you're likely to have a family history of diabetes,
which strengthens the theory that PCOS is an hereditary condition.
2)
Heart disease:
This also appears to be more common in women with PCOS. Sufferers
have a tendency to develop high blood pressure and have higher cholesterol
levels, both of which are risk factors for heart disease. Again,
overweight women are more at risk.
3)
Abnormal womb lining
If you have very infrequent or no periods because the normal hormonal
changes following ovulation fail to occur, there is a long term
risk of developing pre-malignant changes within the lining of your
womb.
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