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    What is T4 - Total Test?

    The Thyroxine T4 blood test assesses the thyroid gland's performance, playing a vital role in diagnosing thyroid-related health issues. This small butterfly-shaped gland, situated at the front of the neck, is part of the endocrine system and regulates energy consumption. It also influences body functions such as temperature control, weight, mood, heart rate, muscle strength, and growth in children.

    Thyroxine (T4), a hormone produced by the thyroid gland, is measured through this test. Imbalances in T4 levels—whether too high or too low—may indicate thyroid conditions like hypothyroidism or hyperthyroidism. Accurate testing is essential for identifying and managing these health concerns.

    If you're in Delhi, schedule a Thyroxine T4 test today and take the first step in understanding your thyroid health—all from the comfort of your home.

    T4 - Total Test Parameters

    The Thyroxine T4 test determines a single parameter: the amount of T4 hormone circulating in your blood.

    The thyroid gland produces T4, one of the key hormones essential for regulating critical bodily functions. Along with T3, these thyroid hormones play an integral role in maintaining overall health.

    T4 exists in two forms: ● Free T4 : The active form that directly interacts with tissues. ● Bound T4 : Attached to proteins, preventing immediate tissue action.

    By measuring both free and bound T4, a Total T4 test provides a complete assessment of thyroxine levels.

    T4 - Total Test Preparation

    Here are some important points to remember when scheduling a Thyroxine T4 test at home:

    Prerequisites Most of the time, fasting is unnecessary for the T4 Total test. Still, consult your doctor for personalised advice, particularly if you are on any medications.

    Best Time to Get Tested The T4 Total test can be scheduled at any hour of the day.

    Who Should Get a Thyroxine T4 Test? This test is suited for individuals with symptoms of thyroid imbalances, such as mood changes, unexplained weight gain or loss, or fatigue. It’s also helpful for those at risk of thyroid disorders or undergoing routine thyroid evaluations.

    Cautions Before Taking Thyroxine T4 Test In most cases, no special steps are needed before the test. However, pregnancy, medications, and dietary supplements may influence the results. Always inform your doctor about any ongoing treatments or conditions beforehand.

    Why Take the T4 - Total Test?

    The Thyroxine T4 test is essential for understanding thyroid function and diagnosing thyroid disorders. Often conducted with a thyroid-stimulating hormone (TSH) test, it provides a thorough evaluation of your thyroid’s health.

    Common Reasons for a T4 Test:Follow-up on Abnormal TSH Results: A T4 test is often performed to determine whether an abnormal TSH result is due to thyroid dysfunction or an issue with the pituitary gland.

    Diagnosing Thyroid Conditions: The test is critical for diagnosing:

    • Hypothyroidism: Characterised by low hormone production, symptoms include fatigue, cold sensitivity, slow heart rate, dry skin, depression, and weight gain.

    • Hyperthyroidism: Excess hormone production leads to rapid heartbeat, anxiety, weight loss, sweating, and goitre.

    Monitoring Thyroid Treatments: For those on thyroid replacement therapy or managing hyperthyroidism, the T4 test ensures hormones are within the optimal range.

    Screening in Newborns: Newborns are tested for congenital hypothyroidism, a condition of reduced thyroid activity at birth.

    Evaluating Specific Conditions: The T4 test supports diagnosis and treatment of conditions like goitre, thyroid nodules, and pituitary or hypothalamic dysfunction, including central hypothyroidism.

    By identifying thyroid issues early, the T4 Total test aids in effective management and promotes overall well-being.

    FAQs on T4 - Total Test in Delhi

    The cost of a Thyroxine T4 test in Delhi is ₹ 350. It includes quick home sample collection within 60 minutes of booking and results delivered within 3 hours.

    Yes, Orange Health Labs offers home sample collection for the Thyroxine T4 test. The sample is collected within 60 minutes after confirmation, based on availability.

    The T4 test evaluates thyroid function and is helpful in diagnosing disorders like hypothyroidism or hyperthyroidism. It also aids in monitoring thyroid therapies and assessing conditions such as thyroid nodules and goitre.

    No fasting is needed for this test.

    Follow the guidelines to book a test:

    • Search for the Test: Locate the Thyroxine T4 test online on Orange Health’s platform.

    • Confirm Booking: Enter details, review the instructions, and choose a convenient time slot.

    • Sample Collection: An eMedic visits your home for collection at the scheduled time.

    • Lab Analysis: Samples are tested at a certified lab.

    • Receive Results: Get reports via email, WhatsApp, or the Orange Health app within 3 hours.

    Normal T4 levels are typically between 5.53-11.0 µg/dL. Consult your doctor to interpret the results in relation to your health.

    The sample is collected within 60 minutes, and results are shared within 3 hours.

    The frequency depends on your specific thyroid condition and doctor’s advice. Regular follow-ups may be required for monitoring.

    This test measures the total concentration of T4 hormone, including both its free and protein-bound forms.

    Orange Health provides fast and reliable Thyroxine T4 testing services in Delhi, conducted conveniently at your home - no need to visit a physical laboratory. Our testing service is available in a wide range of localities, including Connaught Place, Chandni Chowk, Karol Bagh, Lajpat Nagar, South Extension, Greater Kailash, Hauz Khas, Saket, Vasant Kunj, Dwarka, Rohini, Pitampura, Janakpuri, Rajouri Garden, Mayur Vihar, Preet Vihar, Shahdara, Laxmi Nagar, Green Park, Safdarjung Enclave, Defence Colony, New Friends Colony, Kalkaji, Malviya Nagar, Nehru Place.

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    • We do not accept cash payments
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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