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What causes colloid thyroid nodules?

Diana Meeks
Diana Meeks on behalf of Sigma Nursing
Family Practitioner

Doctors do not know the specifics of what causes colloid thyroid nodules to grow, but several factors may play a part. Your thyroid uses iodine to make hormones, and a lack of iodine in your body could cause nodules to develop. Some autoimmune or genetic disorders that affect the thyroid could lead to nodules, as could exposure to radiation.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.