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Doctor insights on: T Uptake Thyroid Profile

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Dr. Michael Gabor
13 doctors shared insights

Thyroid (Definition)

The thyroid is an endocrine gland that sits in the lower part of the neck. It produces thyroid hormone - which ...Read more


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What does it mean if on my thyroid panel, my t-uptake was elevated?

What does it mean if on my thyroid panel, my t-uptake was elevated?

May be nothing: If the rest of the tests are normal, and the t3ru (t3 (liothyronine) resin uptake) is abnormal, the thyroid is probably working normally. T3ru reflects the amount of thyroid binding proteins in the blood, and can be high in women taking birth control pills, estrogen or who are pregnant. It's main use is to correct total T4 levels for protein changes, but is less useful since most labs check free T4 instead now. ...Read more

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What does it mean if your thyroid uptake is at 90% at 24 hours?

What does it mean if your thyroid uptake is at 90% at 24 hours?

May be hyperthyroid: Normally it should be 30% or less at 24 hr see an endocrinologist to evaluate hyperthyroidism. ...Read more

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How soon after a thyroid scan should you wait before an uptake scan?

How soon after a thyroid scan should you wait before an uptake scan?

One after the other: The exact scanning time after taking the capsule varies according to the isotope and protocol used. For i-123 and low i-131 the uptake and the scan is usually done at 24 hours. A thyroid probe directed to your neck measures the radioiodine uptake, this is follow by a gamma camera scan which makes an image of your thyroid gland based on the radioiodine distribution. ...Read more

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What's a good way to affect thyroid results for radioactive scan/uptake?

What's a good way to affect thyroid results for radioactive scan/uptake?

Some Meds, Iodine: Please follow the rules provided by the nuclear medicine/radiology department or imaging center exactly! it is very important. Ask them any ?'s you have. External sources of iodine in the diet can affect the test - for example, seaweed with sushi. Thyroid hormone and antithyroid medications can also affect the results. You want an accurate test, not one confused by these outside influences. ...Read more

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How many days does a thyroid uptake scan take?

How many days does a thyroid uptake scan take?

One or two days: The thyroid scan can be performed either with iodine 123 or iodine 131. The scan itself is very rapid ( approximately 10 minutes). According to the type of radioiodine used, it is faster ( same day) with 123iodine or we need to wait 24 hours in the case of 131 iodine. Usually the thyroid uptake is performed with 131 iodine and the thyroid scan is performed with 99mtc-pertechnetate ...Read more

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How much does it cost for a thyroid uptake scan?

Check with insurance: With so many different insurance plans and variability, the cost ranges considerably. Call your insurance carrier to see. If out of pocket, $1000 is a good average cost to start with. ...Read more

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What does abnormal uptake on a thyroid nuclear scan mean?

What does abnormal uptake on a thyroid nuclear scan mean?

Several things: The result of a thyroid uptake test could be abnormally increased or decreased. In the usa, the normal thyroid uptake range is approximately 10-30% at 24 hours. An increased result may be due to various reasons including: grave's disease, multinodular toxic goiter or hashitoxicosis. A decreased uptake could be due to subacute thyroiditis, iodine or amiodarone induced thyrotoxicosis among others. ...Read more

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I just had a thyroid uptake scan. 13.8% what does this mean?

MAY BE NORMAL: Normal range of thyroid uptake varies from lab to lab and geographic region to region. For those labs who accepts 10% to 30% as normal range, the 13.8% may be considered normal but lower range of normal. ...Read more

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Does the use of iodine nterfere with the tc 99 thyroid uptake?

Thyroid scan: Iodine will not interfere with the technicium scan, however the tc99 scan does not tell you much. If a thyroid scan is needed, it should be done with radioactive iodine. This will require that you stop taking iodine supplements, which you really do not need to take anyway. See your endocrinologist. ...Read more