What are the Causes of Thyroid Nodules?

There are many factors that contribute to the development of thyroid nodules. This can include genetic factors, your personal and family history and the environment. Some children develop thyroid nodules with no clear reason.

Some uncommon reasons, especially in the United States, are an iodine (mineral) deficiency or exposure to radiation.

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Rev. 11/2019. MassGeneral Hospital for Children and Massachusetts General Hospital do not endorse any of the brands listed on this handout. This handout is intended to provide health information so that you can be better informed. It is not a substitute for medical advice and should not be used to treatment of any medical conditions.