Toxic nodular goiter
Medical term · T
An enlarged thyroid gland with nodules that produce excess thyroid hormone. This type of goiter is to blame for hyperthyroidism in many people over 60.
Related terms
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HyperthyroidismA condition in which the thyroid gland makes too much thyroid hormone.
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Thyroid hormoneTwo iodine-containing hormones called thyroxine (T4) and triiodothyronine (T3). They help regulate the body's metabolism and calcium balance.
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Thyroid glandA two-lobed gland located in the front of the neck below the larynx (voice box). It secretes hormones that help regulate the body's metabolism and calcium balance.
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GoiterAn enlarged thyroid gland that creates a lump in the neck.