RADIOIODINE (I131) has been used extensively in the diagnosis of thyroid disorders, and many tests have been developed. 1–3 Most of these tests are based on two aspects of thyroid activity: the ...

High TSH levels can mean you have an underactive thyroid or a pituitary gland tumor. Low TSH levels can mean you have an overactive thyroid or issues with the pituitary gland. TSH levels are first ...

The thyroid gland can be small but it's immensely powerful in controlling metabolism, energy levels and the general hormonal equilibrium. The functioning of the thyroid gland can be altered either by ...

THE purpose of this progress report is to review the present status of knowledge of thyroid-gland function in pregnancy; to discuss recent studies utilizing newer investigative technics to refocus ...

Your thyroid, the butterfly-shaped gland that sits just below the Adam's apple, is a pretty powerful organ. It's responsible ...

Medically reviewed by Isabel Casimiro, MD, PhD Key Takeaways An overactive thyroid can cause light or infrequent ...

Exposure to dioxins can negatively impact thyroid function, according to a study presented Thursday at ENDO 2023, the Endocrine Society's annual meeting in Chicago, Ill. Exposure to dioxins can ...

Central hypothyroidism is when your thyroid hormone levels are low because your hypothalamus or pituitary gland isn’t functioning properly. Hypothyroidism — also called an underactive thyroid — is a ...

Thyroxine (T4) levels differ from person to person but usually exist within a consistent range. Abnormal T4 levels can lead to various symptoms and complications, including mental health and digestive ...