A radioactive iodine uptake (RAIU) tests the function of your thyroid gland, which helps regulate your metabolism. It works by measuring how much radioactive iodine is absorbed by the thyroid gland, ...

The uptake of radioiodine by the thyroid gland is a sensitive indicator of thyroid function. Introduced more than two decades ago as a diagnostic aid, this technic has evolved as an objective, safe ...

Your thyroid is a small, butterfly-shaped gland in your neck, along the front of your windpipe. It makes hormones that help control many parts of your metabolism, like how fast your heart beats and ...

The TSI test measures the level of thyroid-stimulating immunoglobulin (TSI) in your blood. High levels of TSI in the blood can indicate the presence of Graves’ disease, which is an autoimmune disorder ...

In Sweden, iodine has been added to table salt (10 mg/kg) since 1936; this amount was increased in 1966 to 50 mg/kg. To investigate a euthyroid Swedish population (n=44, 60–65 years) with its entire ...