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Medically reviewed by Last updated on Jul 7, 2024.

What is gynecomastia?

Gynecomastia is enlarged breast tissue or glands in men or boys. The enlargement is from an imbalance between testosterone (male hormone) and estrogen (female hormone). One or both breasts may be affected. Gynecomastia may be a sign of a serious disease that needs to be treated.

What increases my risk for gynecomastia?

What are the signs and symptoms of gynecomastia?

How is gynecomastia diagnosed?

Your healthcare provider will examine your breasts, penis, and testicles. He or she may use any of the following to find the cause of your gynecomastia:

How is gynecomastia treated?

Symptoms in babies and teenagers may go away without treatment. Your provider may treat any medical condition or change any medicine that caused your gynecomastia. You may need medicines to help balance your hormone levels or to decrease pain. Surgery may be used to reduce breast tissue if other treatments do not work.

How can I manage my symptoms?

A cold compress may help relieve pain or soreness. Use an ice pack, or put crushed ice in a plastic bag. Cover it with a towel and apply it to your breasts as often and for as long as directed.

How can I help prevent gynecomastia?

When should I contact my healthcare provider?

Care Agreement

You have the right to help plan your care. Learn about your health condition and how it may be treated. Discuss treatment options with your healthcare providers to decide what care you want to receive. You always have the right to refuse treatment. The above information is an educational aid only. It is not intended as medical advice for individual conditions or treatments. Talk to your doctor, nurse or pharmacist before following any medical regimen to see if it is safe and effective for you.

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Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.