Ordering the Full Thyroid Panel with Graves Tests
The Full Thyroid Panel with Graves Tests helps check for thyroid hormone imbalances and markers linked to Graves’ disease. This test measures thyroid-stimulating hormone (TSH), total and free forms of T3 and T4, reverse T3, thyroid antibodies, and TSI, which can help find both overactive and underactive thyroid conditions. Interestingly, TSI is a specific marker that can help spot Graves’ disease even before symptoms like bulging eyes or rapid heartbeat appear.
Ordering this test gives you a clear picture of your thyroid function and immune activity. Here are some specific benefits of ordering:
- Detects both hyperthyroidism and hypothyroidism by measuring multiple thyroid hormones and antibodies.
- Identifies autoimmune thyroid conditions, including Graves’ disease and Hashimoto’s thyroiditis.
- Helps explain symptoms like fatigue, weight changes, or mood swings by pinpointing hormone imbalances.
- Monitors thyroid function for those already diagnosed or being treated for thyroid disorders.
- Assists in finding the cause of unexplained symptoms that may be linked to thyroid or immune system issues.
Who Should Consider Comprehensive Thyroid and Graves Marker Testing
People who have ongoing tiredness, sudden weight changes, or mood shifts may benefit from this test. For example, someone who has been feeling anxious, losing weight without trying, and noticing their eyes look different might want to check for thyroid and Graves’ disease markers.
Ordering may also be helpful in these situations:
- Someone with a family history of thyroid or autoimmune conditions.
- People experiencing irregular menstrual cycles or fertility problems.
- Those with unexplained hair loss or dry, thinning skin.
- Anyone with a swelling in the neck or a visible goiter.
- Someone who has recently developed a rapid heartbeat and sweating after a stressful event, as stress can sometimes trigger thyroid issues.
Testing for these markers can help find the reason for symptoms like fatigue, weight changes, or mood problems by showing if thyroid hormones or antibodies are out of range. Delaying this test could mean missing early signs of thyroid or immune system changes, which may make it harder to manage symptoms or start treatment at the right time. To get a full picture of your thyroid and immune function, consider ordering this test today.
How to Prepare for Thyroid and Graves Disease Marker Testing
Fasting is not required for this test, so you can eat and drink as usual before your sample is collected. Always follow any instructions or special guidance your doctor or healthcare provider gives you to make sure your results are as helpful as possible.
Labs Included When Ordering Your Full Thyroid Panel with Graves Tests
| Test Name | Reference Range | What This Test Measures | Low and High Levels of This Marker |
|---|---|---|---|
| TSH (Thyroid Stimulating Hormone) | 0.45 – 4.5 | TSH is made by the pituitary gland and tells the thyroid to make hormones. It is the main screening test for thyroid function. |
High levels mean the thyroid may be underactive (hypothyroidism).
Low levels mean the thyroid may be overactive (hyperthyroidism). |
| Total T4 (Thyroxine) | 4.5 – 12.0 | Total T4 measures all thyroxine in the blood, both bound and free. It helps show how much hormone the thyroid is making. |
High levels mean possible hyperthyroidism or too much thyroid hormone.
Low levels mean possible hypothyroidism or not enough thyroid hormone. |
| Total T3 (Triiodothyronine) | 80 – 200 | Total T3 measures all triiodothyronine in the blood. It is useful for checking for hyperthyroidism, especially if T4 is normal. |
High levels mean possible hyperthyroidism or thyroid hormone overproduction.
Low levels mean possible hypothyroidism or reduced hormone production. |
| Free T4 | 0.8 – 1.8 | Free T4 is the active form of thyroxine not bound to proteins. It shows how much hormone is available for use by the body. |
High levels mean the thyroid is making too much hormone.
Low levels mean the thyroid is not making enough hormone. |
| Free T3 | 2.3 – 4.2 | Free T3 is the active form of triiodothyronine. It helps control how the body uses energy and is important for checking thyroid function. |
High levels mean possible overactive thyroid or Graves’ disease.
Low levels mean possible underactive thyroid or slow hormone conversion. |
| Reverse T3 (rT3) | 9.2 – 24.1 | Reverse T3 is an inactive form of T3. It can increase during stress or illness and helps show if the body is converting thyroid hormones properly. |
High levels mean the body may be under stress or not using thyroid hormones well.
Low levels mean the body is converting thyroid hormones normally. |
| T3 Uptake (T3U) | 24 – 39 | T3 Uptake measures how much protein is available to carry thyroid hormones. It helps interpret total T4 and T3 results. |
High levels mean less protein is available, often seen in hyperthyroidism.
Low levels mean more protein is available, often seen in hypothyroidism. |
| Free T4 Index | 1.0 – 4.0 | Free T4 Index is a calculated value that helps show the amount of active thyroid hormone. It combines T4 and T3 Uptake results. |
High levels mean more active thyroid hormone is present.
Low levels mean less active thyroid hormone is available. |
| TSI (Thyroid Stimulating Immunoglobulin) | < 1.3 | TSI is an antibody that can cause the thyroid to make too much hormone. It is a key marker for Graves’ disease. |
High levels mean Graves’ disease or autoimmune thyroid stimulation is likely.
Low levels mean Graves’ disease is less likely. |
| TPO and Anti-TG Antibodies | TPO: < 9 Anti-TG: < 4 |
These antibodies attack the thyroid and are linked to autoimmune thyroid diseases like Hashimoto’s and Graves’. They help show if the immune system is affecting the thyroid. |
High levels mean autoimmune thyroid disease is likely.
Low levels mean autoimmune thyroid disease is less likely. |
Reference ranges may change slightly over time as labs update their standards and methods.
Full Thyroid Panel with Graves Tests FAQ
Is there Full Thyroid Panel with Graves Tests testing near me?
This is a test kit that can be collected at a local draw site; check the draw location link at the top of the page. For those experiencing symptoms like fatigue or rapid heartbeat, having a nearby collection site makes it easier to get tested quickly and start finding answers.
How do I interpret the test results?
While your treating physician should review your results, you can also use our one-on-one test results review service with our clinical team for a detailed explanation and next steps.
What is the cost of the test?
The price shown includes standard shipping to you and return shipping to the lab; draw fees may apply. Ordering this test can help you find the cause of symptoms like weight changes or mood swings, so you can start feeling better sooner.
How often should I retest?
Retesting is usually recommended every 6 to 12 months, or sooner if your symptoms change or your doctor adjusts your treatment. Regular testing helps track changes in thyroid and immune markers, making it easier to adjust your care as needed.
How accurate is the test?
This panel uses immunoassay and chemiluminescent methods for hormone and antibody measurement, with a specificity of 98% and sensitivity of 97%. TrueHealthLabs.com partners with CLIA-certified and CAP-certified laboratories to uphold rigorous testing standards for dependable results.
Medical Review Board
Reviewed by Jeff Donohue M.D. from Body Logic and Brady Hurst DC, CCCN. Written by True Health Lab’s team of editorial health contributors.
Disclaimer: This information is for educational purposes only and not intended as medical advice. Consult your healthcare provider for personalized guidance.
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