Thyroid FAQs Topic Guide

Thyroid Facts Thyroid Facts: The thyroid gland is part of the endocrine (hormone) system. The thyroid gland produces two hormones, thyroxine (T4) and tri-iodothyronine (T3). Diseases of the thyroid gland include hyperthyroidism, hyperthyroidism, subacute thyroiditis, thyroid cancer, and thyroid nodules. Thyroid medications are used to treat thyroid disorders.

Medical Dictionary