Goiter is an abnormal enlargement of the thyroid gland, the butterfly-shaped gland at the base of the neck. While iodine deficiency is a major global cause, both too little and too much iodine can ...

Treatment with radioactive iodine (radioiodine) was able to cure 92% of patients with thyrotoxicosis in a single-center New Zealand study of 222 patients treated in 2015. The study provides ...

Eun Lee, MD Key Takeaways Iodine is important for thyroid hormone production. Pregnant people need more iodine than others. Iodine is found in fish, seaweed, dairy, and iodized salt. Iodine deficiency ...