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Thyroid Nodules

Medically reviewed by Last updated on Jul 7, 2024.

What are thyroid nodules?

Thyroid nodules are growths on your thyroid gland. Your thyroid makes hormones that help control your body temperature, heart rate, and growth. The hormones also control how fast your body uses food for energy. Some nodules are lumps of tissue, and others are filled with fluid.

What increases my risk for thyroid nodules?

A lack of iodine in the foods you eat is the most common cause of thyroid nodules. The following may increase your risk:

What are the signs and symptoms of thyroid nodules?

A small nodule may have no signs or symptoms. As your nodule grows, you may be able to see a lump on your neck. A large nodule may press on your airway or neck veins and cause the following:

How are thyroid nodules diagnosed?

How are thyroid nodules treated?

What can I do to manage my thyroid nodules?

When should I contact my healthcare provider?

When should I seek immediate care or call 911?

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.