
Polycystic Ovary Syndrome (PCOS):
A Guide for Teens
PCOS is a common problem among teen girls and young women. In fact, almost 1 out of 10 women has PCOS. This guide was created to help you understand PCOS by answering the most commonly asked questions.
What is PCOS?
Polycystic ovary syndrome (PCOS) is a hormone imbalance that can cause irregular periods, unwanted hair growth, and acne. PCOS begins during a girl’s teen years and can be mild or severe.
What are the signs of PCOS?
Teen girls and young women with PCOS commonly have one or more signs. Some of the most common signs include:
Could I have PCOS?
If you have some or all of the above signs, you might have PCOS. There can be other reasons why you might have one or more of these signs. Only your health care provider can tell for sure. If you do have PCOS, you'll want to know what causes it and how to treat it.
What causes PCOS?
PCOS is caused by an imbalance in the hormones (chemical messengers) in your brain and your ovaries. Many girls also have higher than normal levels of insulin from the pancreas. PCOS usually happens when a hormone called LH or levels of insulin are too high, which results in extra testosterone production by the ovary.
For a more detailed explanation, take a look at the figure below:
Why are my periods so irregular?
Having PCOS means that your ovaries are not getting the right hormonal signals from your pituitary gland. Without these signals you will not ovulate (make eggs). Your period may be irregular or you may not have a period at all.
Let's review a regular menstrual cycle.


The regular menstrual cycle diagram shows a normal menstrual cycle. The PCOS cycle diagram shows a PCOS cycle which stops just before ovulation. As a result, girls with PCOS may ovulate occasionally or not at all, so periods may be too close together, or more commonly too far apart. Some girls may not get a period at all.
Now, let's look at what happens during a menstrual cycle with PCOS.
What types of tests will my health care provider do to diagnose PCOS?
Your health care provider will ask you a lot of questions about your menstrual cycle and your general health and then do a complete physical examination. You will most likely need to have a blood test to check your hormone levels, blood sugar, and cholesterol. Your health care provider may also want you to have an ultrasound test. This is a test that uses sound waves to make a picture of your reproductive organs (ovaries and uterus) and bladder (where your urine is stored). In girls with PCOS, the ovaries may be slightly larger and have tiny cysts.
Does PCOS mean I have cysts on my ovaries?
The term "polycystic ovaries" means that there are lots of tiny cysts, or bumps, inside of the ovaries. Some young women with PCOS have these cysts; others only have a few. Even if you do have lots of them, they are not harmful and do not need to be removed.
Why do I get acne and/or extra hair on my body?
Acne and extra hair on your face and body can happen if your body is making too much testosterone. All women make testosterone, but if you have PCOS, your ovaries make a little bit more testosterone than they are supposed to. Skin cells and hair follicles are extremely sensitive to the small increases in testosterone found in young women with PCOS.
Why do I have patches of dark skin?
Many adolescents with PCOS have higher levels of the hormone insulin in their blood. Higher levels of insulin can sometimes cause patches of darkened skin on the back of your neck, under your arms, and in your groin area (inside upper thighs).
Will PCOS affect my ability to have children some day?
Women with PCOS have a normal uterus and healthy eggs. Many women with PCOS have trouble getting pregnant, but some women have no trouble at all. If you are concerned about your fertility (ability to get pregnant) in the future, talk to your health care provider about all the new options available, including medications to lower your insulin levels or to help you ovulate each month.
What can I do about having PCOS?
A healthy lifestyle that includes healthy eating and daily exercise is the important part of treating PCOS. There are also excellent medications to help you manage irregular periods, hair growth, and acne. Ask your health care provider about the various options.
What is the treatment for PCOS?
The most common form of treatment for PCOS is the birth control pill; however, other kinds of hormonal therapy may include the "vaginal ring" and "the patch". Even if you are not sexually active, birth control pills may be prescribed by your health care provider because they contain the hormones that your body needs to treat your PCOS. By taking the birth control pill either continuously or in cycles you can:
Is there any other medicine to treat PCOS?
A medicine which helps the body lower the insulin level is called Metformin. It is particularly helpful in girls who have high levels of insulin, or have pre-diabetes or diabetes. Some girls are treated with both Metformin and birth control pills at the same time.
Ask your health care provider about treating hair growth.
Only you and your health care provider can decide which treatment is right for you. Options may include bleaching, waxing, depilatories, Spironolactone (spi-ro-no-lac-tone), electrolysis, and laser treatment. Spironolactone is a prescription medicine that can decrease hair growth and make hair lighter and finer. However, it can take up to 6-8 months to see an improvement.
Ask your health care provider about treatment for acne.
There are various ways to treat acne, including the birth control pill, topical creams, oral antibiotics, and other medications.
Ask your health care provider about a weight loss plan.
If you are overweight, losing weight may reduce some of the symptoms of PCOS. Talk to your health care provider or nutritionist about healthy ways to lose weight such as increasing exercise and following a nutrition plan that helps manage insulin levels. Healthy eating can also keep your heart healthy and lower your risk of developing diabetes.
Weight Management Tips:
What if I have worries about having PCOS?
If you have been told you have PCOS, you may feel frustrated or sad. You may also feel relieved that at last there is a reason and treatment for the problems you have been having, especially if you have had a hard time keeping a normal weight, or you have excess body hair, acne, or irregular periods. Having a diagnosis without an easy cure can be difficult. However, it is important for girls with PCOS to know they are not alone. Finding a health care provider who knows a lot about PCOS and is someone you feel comfortable talking to is very important. Keeping a positive attitude and working on a healthy lifestyle even when results seem to take a long time is very important, too! Many girls with PCOS tell us that talking with a counselor about their concerns can be very helpful. Other girls recommend internet chats. The Center for Young Women's Health offers a monthly chat for girls and young women with PCOS. To learn more about it, visit our chat page.
What else do I need to know?
It is important to follow-up regularly with your health care provider and make sure you take all the medications prescribed to regulate your periods and lessen your chance of getting diabetes or other health problems. Because you have a slightly higher chance of developing diabetes, your health care provider may suggest that you have your blood sugar tested once a year, or have a glucose challenge test every few years. Quitting smoking (or never starting) will also improve your overall health.
As you learn more about PCOS, you will learn a lot about eating well and staying active. Maintaining a healthy lifestyle is the first step to living with PCOS! |
| Next: Oral Glucose Tolerance Test |
Updated: 8/25/2009
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