What is a TFT thyroid blood test for?

What is a TFT thyroid blood test for?

The thyroid gland is situated in the neck and produces two hormones Thyroxine or T4 and Tri-iodothyronine or T3. Thyroid function tests (TFTs) are a group of tests requested to help check how the thyroid gland is working, to diagnose thyroid gland disorders and to monitor the response of thyroid disorders to treatment.

Is TSH and TFT same?

Notes. Thyroid function tests (TFT’s) include thyroid stimulating hormone (TSH, also known as thyrotropin), free T4 (FT4; thyroxine) and free T3 (FT3; tri-iodothyronine).

What is a normal TFT level?

Normal range for an adult: 5.0 – 11.0 ug/dL (micrograms per deciliter of blood).

When should TFT be checked?

Suggested intervals for TFTs are every six weeks after radio-iodine treatment in the first six months. If within reference range then monitor at 9, 12 and 18 months. Measure TSH and FT4 at two and six months after surgery, and then TSH once a year for adults, children and young people who have had a hemithyroidectomy.

Why TFT test is done?

TFTs are used for diagnosis and to monitor treatment of common thyroid gland disorders. These biochemical tests have both high analytical sensitivity and specificity and well established clinical utility.

Does TFT test require fasting?

Most doctors will suggest you do not fast before your thyroid function test. Research shows that fasting, especially early in the morning, may impact TSH levels. A fasting test typically results in higher TSH levels versus one done in the afternoon.

Does TFT blood test require fasting?

No preparation is usually needed for this test. In many cases, it can be done at any time of the day without fasting, but do check with your doctor ahead of time. Also let your doctor know if you are taking any medications before the test.

What are TFT results?

The results of thyroid function tests (TFTs) must always be interpreted in light of the clinical status of the patient: hypothyroid, euthyroid or hyperthyroid. Awareness of the conditions and/or disorders that can be associated with different patterns of TFTs guides further investigation and management.

Can I drink water before thyroid test?

Can I drink water before Thyroid Test? “Yes, you can have water before a Thyroid Test.”

Is thyroid test need fasting?

You don’t need any special preparations for a TSH blood test. If your health care provider has ordered other blood tests, you may need to fast (not eat or drink) for several hours before the test. Your health care provider will let you know if there are any special instructions to follow.