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What is Thyroxine - Total?

A Thyroxine - Total is a blood test that measures the level of total thyroxine (T4) hormone in the blood. This test helps assess overall thyroid function and detect possible thyroid disorders. It is also performed in combination with total T3 and TSH tests as part of a thyroid profile total test.

Thyroxine, also known as T4, is a hormone produced by the thyroid gland. The thyroid is a small, butterfly-shaped gland located at the front of your neck. It helps regulate helps regulate the body’s metabolism, normal temperature, blood pressure, and heart rate. T4 along with triiodothyronine (T3), another hormone produced by the thyroid gland, plays an important role in the growth and development of the nervous system and the brain. T4 exists in the blood in two forms: bound (attached to proteins) and free (not attached to proteins). 

What is it for ?

The test measures the level of thyroxine hormones & helps evaluate thyroid function.

Sample Type

Blood

Test Instructions

• Age Group: 5+ Years

Benefits

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Included Tests

Package includes following parameters

Total T4 (1)

• Total T4