Description
T4 (Thyroxine), Total Test measures the total levels of T4 (also known as thyroxine) in the blood. The T4 test is used to assess how the thyroid is functioning and to help detect imbalances with the thyroid, like hyperthyroidism and hypothyroidism. T4 is a hormone that plays a role in growth and metabolism. It is produced by Thyroid Stimulating Hormone (TSH).T4 (Thyroxine), Total used for diagnosis of hypothyroidism and hyperthyroidism.
The thyroid is a gland in the front of your throat that makes hormones and regulates a variety of important functions including energy use, weight, body temperature, and mood.
T4 functions in your body in a couple of forms. One form bonds with a protein to perform certain tasks and another form doesn`t, which allows it to perform different jobs. The total T4 test checks total T4 levels, which includes both forms and free T4, which is the form not bonded with a protein.Total T4 test, meaning it measures thyroxine that has not bonded to proteins in the blood and bonded to proteins in the blood.
Total T4 Test can help diagnose `Hypothyroidism (underactive thyroid)`,`Hyperthyroidism (overactive thyroid)`,``Hypopituitarism (occurs when the pituitary gland is underactive)`,`Thyrotoxic Periodic Paralysis`
