Find A Location      Login Logout      View CartView Cart

Tri iodothyronine (T3) Free Thyroid Blood Test

Why is this test important? This thyroid function blood test measures the amount of Tri-iodothyronine or T3(in your blood. T3 is one of two major hormones produced by the thyroid gland (the other is called Thyroxine, or (T4)). The thyroid is a small, butterfly-shaped gland located just below the Adam's apple. This gland plays a vital role in controlling the rate at which your body uses energy.

T4 makes up nearly 90% of thyroid hormones, while T3 makes up less than 10%. T4 is converted into T3 in the liver or other tissues. T3, like T4, is also highly protein-bound, but it is the free forms of T3 and T4 that are biologically active. Free T3 is also 4 to 5 times more active than free T4 in circulation.

What does the test include? The HealthCheckUSA Tri-iodothyronine (T3) Free Thyroid test is a blood test that includes:

Who should be tested? Because the free levels of T4/T3 represent immediately available hormone, free T4 and free T3 is thought to better reflect the patient's hormonal status than total T4 and Total T3. We recommend a thyroid test for anyone who:

Your Test Price

Tri iodothyronine (T3) Free Thyroid Blood Test:

Valued at: $167.00
Our Price: $60.00

 

What is DocTalk?

Add to Cart

We accept Credit, Debit, HSA or FSA cards.

Checkout our Thyroid specific Twitter and Facebook page

 

Looking for a convenient way to get a medical opinion on your blood test results? Consider DocTalk, a new phone consultation program that allows you to discuss results with a licensed physician — without the hassle and expense of a clinic visit. DocTalk is low-cost and easy to schedule.

Try DocTalk today!

  • It's quality-assured. Through our partnership with Medivo, a firm focused on personalizing preventive and therapeutic medical care, we have selected DocTalk physicians with training in a full range of medical specialities. Every DocTalk physician is carefully screened and background checked. That means you can rest assured that a phone consultation will be handled by a doctor who is not only qualified, but is also committed to reviewing your results in a thoughtful and respectful manner.
  • It's convenient. DocTalk works on your schedule. By calling our customer service center at 1-800-929-2044 , you can arrange a DocTalk consultation at a time that is best for you. And, since the conversation takes place by phone, you can do it in the setting of your choice. No traffic hassles, no waiting in a clinic, no wasted time.
  • It's affordable. A DocTalk consultation costs only $65. On the other hand, the average bill for a physician's office visit is $155, according to a recent study by the U.S. Department of Health and Human Services (source: archive.ahrq.gov/news/nn/nn042507.htm ).

*Disclaimer
If for any reason you need to cancel or reschedule your consultation, simply call our customer service line 1-800-929-2044 at least 72 hours in advance of your scheduled call. If you choose to cancel, we'll issue a refund for the amount of your DocTalk consultation. If you do not cancel or reschedule at least 72 hours in advance, you will still be charged for your consultation.