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    What is T4 - Total Test?

    The Thyroxine T4 blood test helps assess thyroid gland function, aiding in diagnosing specific thyroid disorders. This butterfly-shaped gland is located at the front of the neck and forms a vital part of the endocrine system. It produces hormones that influence energy use and regulate key bodily functions, such as temperature control, weight, mood, heart rate, muscle strength, and growth in children.

    Thyroxine (T4) is one of the hormones secreted by the thyroid gland. This test measures the T4 hormone levels in your blood. Abnormal T4 levels, whether elevated or reduced, may indicate thyroid disorders like hypothyroidism or hyperthyroidism. Identifying these imbalances is crucial for effective diagnosis and treatment of thyroid-related conditions.

    If you are in Hyderabad and wish to check your thyroid health, consider booking a Thyroxine T4 test today from the convenience of your home.

    T4 - Total Test Parameters

    The Thyroxine T4 test measures one specific parameter: the level of T4 hormone present in the blood.

    T4 is a vital hormone produced by the thyroid gland and released into the bloodstream. Together with triiodothyronine (T3), these hormones, known collectively as thyroid hormones, regulate critical body functions.

    T4 exists in two main forms: ● Free T4 : The active form, which directly influences tissues. ● Bound T4 : Attached to proteins, restricting immediate tissue interaction.

    A Total T4 test assesses both free and bound T4, providing a comprehensive picture of thyroxine levels.

    T4 - Total Test Preparation

    When booking a Thyroxine T4 test at home, consider the following guidelines to ensure accurate and reliable results:

    Prerequisites Fasting is generally not necessary before a T4 Total test. However, consult your doctor for tailored advice based on your medical history or any medications you may be taking.

    Best Time to Get Tested You can schedule the T4 Total test at any time of the day.

    Who Should Get a Thyroxine T4 Test? This test is recommended for individuals experiencing thyroid-related symptoms, such as unexplained weight changes, fatigue, or mood fluctuations. It is also suitable for those at risk of thyroid disorders like hypothyroidism or hyperthyroidism and for routine thyroid check-ups.

    Cautions Before Taking Thyroxine T4 Test Special preparation is usually unnecessary. However, factors like pregnancy, ongoing medications, or supplements can affect results. It’s important to inform your doctor about any medications or health conditions prior to the test.

    Why Take the T4 - Total Test?

    A Thyroxine T4 test plays a key role in assessing thyroid function and diagnosing various thyroid-related disorders. It is often conducted alongside the thyroid-stimulating hormone (TSH) test for a detailed evaluation of thyroid health.

    Common Reasons for a T4 Test:Follow-up on Abnormal TSH Results: An abnormal TSH result often requires a T4 test to determine whether the issue stems from the thyroid gland or the pituitary gland.

    Diagnosing Thyroid Conditions: The T4 test is essential for identifying:

    • Hypothyroidism (underactive thyroid): This condition results from insufficient hormone production, causing symptoms like fatigue, weight gain, dry skin, sensitivity to cold, a slow heart rate, and depression.

    • Hyperthyroidism (overactive thyroid): Excess hormone production leads to symptoms such as weight loss, anxiety, sweating, muscle weakness, rapid heartbeat, and an enlarged thyroid gland (goitre).

    Monitoring Thyroid Treatments: For individuals undergoing thyroid hormone replacement or hyperthyroidism treatments, the T4 test helps ensure hormone levels are managed effectively.

    Screening in Newborns: This test is crucial for detecting congenital hypothyroidism, where the thyroid is underactive from birth.

    Evaluating Specific Conditions: The T4 test aids in managing thyroid nodules, goitre, and disorders of the pituitary gland or hypothalamus. It can also detect central hypothyroidism caused by pituitary or hypothalamic dysfunction.

    By detecting thyroid imbalances early, the T4 Total test supports timely diagnosis and effective treatment, promoting overall health and well-being.

    FAQs on T4 - Total Test in Bangalore

    The cost of a Thyroxine T4 test in Hyderabad is ₹ 350. This includes fast home sample collection, which is completed within 60 minutes of booking, and results delivered in just 6 hours.

    Yes, Orange Health Labs offers home sample collection for the Thyroxine T4 test in Hyderabad. An eMedic will collect your sample within 60 minutes after booking, subject to slot availability.

    The Thyroxine T4 test is used to assess thyroid gland function. It aids in diagnosing thyroid conditions like hypothyroidism and hyperthyroidism, monitoring ongoing thyroid treatments, and evaluating thyroid-related concerns such as goitre or nodules.

    No fasting is required before a Thyroxine T4 test.

    To book the test:

    • Search for the Test: Locate the Thyroxine T4 test on the Orange Health website.

    • Confirm Booking: Choose the test, review instructions, provide your location, and schedule a sample collection time.

    • Sample Collection: A trained eMedic will collect the sample at your home.

    • Laboratory Analysis: The sample is analyzed at an ICMR-approved, NABL-accredited lab.

    • Receive Results: Reports are sent via email, WhatsApp, and the Orange Health app within 6 hours.

    Normal Thyroxine T4 levels usually range between 5.53-11.0 µg/dL. Consult your doctor for an accurate interpretation of your results.

    An eMedic will collect the sample within 60 minutes of booking, and results will be available within 6 hours.

    The frequency depends on individual health needs and thyroid conditions. Consult your doctor for a personalized testing schedule.

    This test measures the total concentration of T4 hormone, including both free and bound forms, in the blood.

    Orange Health provides fast and reliable Thyroxine T4 testing services in Hyderabad, conducted conveniently at your home - no need to visit a physical laboratory. Our testing service is available in a wide range of localities, including Banjara Hills, Jubilee Hills, Gachibowli, Madhapur, Hitech City, Kondapur, Begumpet, Somajiguda, Ameerpet, Panjagutta, Kukatpally, Miyapur, Manikonda, Secunderabad, Tarnaka, Abids, Koti, Mehdipatnam, Dilsukhnagar, Uppal, LB Nagar, Nallagandla, Nizampet, Attapur, Malkajgiri.

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    References

    1. Thyroxine (T4) Test [Internet]. MedlinePlus.  Available from:  https://medlineplus.gov/lab-tests/thyroxine-t4-test/
    2. T4 (Thyroxine) Test [Internet]. Cleveland Clinic.  Available from:  https://my.clevelandclinic.org/health/diagnostics/24235-thyroxine-t4-test