a condition characterized by excessive production of the thyroid hormones. A severe form of this disorder is called thyrotoxicosis
Hyperthyroidism
a condition characterized by a diminished production of thyroid hormones
hypothyroidism
an endogenous substances secreted by the pituitary gland that controls the release of thyroid gland hormones and is necessary for the growth and function of the thyroid gland (also called thyrotropin)
Thyroid-stimulating hormone (TSH)
As a drug preparations, It increases the uptake of radioactive iodine in the thyroid and the secretion of thyroxine by the thyroid gland
Thyroid-stimulating hormone
The principle thyroid hormone that influences the metabolic rate
Thyroxine (T4)
a secondary thyroid hormone that also affects body metabolism