What is Thyroglobulin Test Normal Range?

Thyroglobulin Test Normal Range Sample Male Female Serum/ Plasma < 35 ng/mL < 35 ng/mL Anti-Thyroglobulin Test Normal Range Sample Male Female Serum/ Plasma < 115 IU/mL < 115 IU/mL

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Anti Thyroglobulin Test

Q: What does an elevated anti-thyroglobulin antibody mean?

An elevated anti-thyroglobulin antibody level usually indicates an autoimmune thyroid disorder such as Hashimoto’s thyroiditis or Graves’ disease. It means the immune system is mistakenly attacking thyroid proteins, which can lead to inflammation, hypothyroidism, or hyperthyroidism over time.

Q: What level of thyroglobulin antibody indicates cancer?

There is no specific thyroglobulin antibody level that directly indicates thyroid cancer. However, very high levels may interfere with thyroglobulin tumour marker tests used after thyroid cancer treatment, making results less reliable. Doctors assess cancer risk through imaging and other diagnostic markers, not antibody levels alone.

Q: What is a normal antithyroglobulin level?

Normal anti-thyroglobulin levels are generally below 20 IU/mL, though this may vary slightly between laboratories. Low or undetectable levels usually indicate a healthy thyroid with no autoimmune activity, while elevated values may suggest inflammation or autoimmune thyroid disease.

Q: Can stress cause high thyroglobulin?

Chronic stress does not directly increase thyroglobulin levels but can weaken immune function and worsen autoimmune reactions. This may indirectly cause higher anti-thyroglobulin antibodies by triggering inflammation or hormonal imbalances that affect thyroid health over time.

Q: Does high anti-Tg mean cancer?

High anti-Tg levels do not necessarily mean thyroid cancer. They are more commonly associated with autoimmune thyroid disorders. In patients treated for thyroid cancer, elevated antibodies may interfere with thyroglobulin testing, complicating cancer monitoring rather than proving malignancy.

Q: How to reduce anti-TG antibodies?

To reduce anti-TG antibodies, manage underlying autoimmune thyroid disease through proper medication, reduce stress, follow an anti-inflammatory diet, ensure sufficient vitamin D and selenium, and avoid excessive iodine intake. Regular monitoring and medical guidance help maintain thyroid balance effectively.

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Test Name :	Anti Thyroglobulin Test
Also Known as :	Anti Thyroglobulin Antibody Test, Anti TGO Test, Anti Thyroglobulin Serum Test
Sample Type :	Blood
Gender :	Both
Age group :	All Age Groups
This Test Includes :	Thyroglobulin Antibody(TG) 1 Tests

Price :

~~₹ 1700~~ ₹ 1275

Quick Summary: The Anti Thyroglobulin is a diagnostic test, for both men and women across all age groups, with reports available within 24hrs * — currently offered at ₹1275 . Home Sample Collection is available

Anti Thyroglobulin Test Includes:
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When is the Anti-Thyroglobulin Test Prescribed?
How to Interpret Anti-thyroglobulin Test Results?
How to Prepare for the Anti-thyroglobulin Test?

Description
The anti-thyroglobulin antibody (Anti-Tg) is a marker in the blood. It forms when the immune system mistakenly attacks thyroglobulin, a protein made by the thyroid. The anti-thyroglobulin test checks for these antibodies. It helps diagnose and monitor autoimmune thyroid conditions like Hashimoto's thyroiditis and Graves' disease. It is a simple lab test that uses a standard blood sample.

The anti-thyroglobulin antibody (Anti-Tg) is a marker in the blood. It forms when the immune system mistakenly attacks thyroglobulin, a protein made by the thyroid. The anti-thyroglobulin test checks for these antibodies. It helps diagnose and monitor autoimmune thyroid conditions like Hashimoto's thyroiditis and Graves' disease. It is a simple lab test that uses a standard blood sample.

Doctors, especially endocrinologists and general physicians, usually recommend the anti-thyroglobulin antibody test when they suspect thyroid-related issues or autoimmune imbalances. It is often used to diagnose and monitor conditions such as Hashimoto’s thyroiditis and Graves’ disease. Additionally, it serves as a valuable tool for tracking thyroid cancer recurrence after treatment, since persistent or rising antibody levels may signal residual thyroid tissue or tumour activity. The test may also be suggested for individuals experiencing unexplained fatigue, neck swelling, or thyroid nodules. Overall, this blood test provides crucial insights into thyroid health, helping clinicians tailor appropriate treatment and follow-up plans for better patient care.

When is the Anti-Thyroglobulin Test Prescribed?

The anti-thyroglobulin test is prescribed to individuals when doctors are monitoring or suspecting thyroid disorder symptoms. Some of the common or visible symptoms of thyroid disorder include sudden weight gain, fatigue and lethargy, dryness in the skin and symptoms of constipation.

Apart from the visible symptoms, healthcare professionals can also prescribe the anti-thyroglobulin test to diagnose other conditions that cause impaired function of the thyroid gland, including:

Hashimoto thyroiditis
Goitre or an enlarged thyroid gland
Grave’s disease

How to Interpret Anti-thyroglobulin Test Results?

Result Category	Typical Reference Range	Meaning / Interpretation
Negative / Normal	Usually less than 4.0 IU/mL or under 116 IU/mL (depending on the testing method)	Indicates no significant autoimmune response against the thyroid gland. Suggests a healthy and normal immune activity related to thyroid function.
Positive / Elevated	Higher than the normal reference range specified by the laboratory	Suggests the presence of an autoimmune thyroid disorder such as Hashimoto’s thyroiditis or Graves’ disease. The antibodies show that the immune system is mistakenly targeting the thyroid.
Raised / After Thyroid Cancer Treatment	Detectable or increasing levels following thyroid removal surgery or radioactive iodine therapy	May point to recurrence or persistence of thyroid cancer. In such cases, these antibodies can interfere with thyroglobulin (Tg) readings, making antibody monitoring itself an important follow-up marker.

How to Prepare for the Anti-thyroglobulin Test?

Before the test, inform the doctor of all medications, supplements, and existing conditions that might affect the results. Fasting is not always required but may be advised, and some clinics prescribe to avoid food or drink for several hours beforehand. Blood thinners, biotin-rich supplements, or thyroid medications may need to be temporarily discontinued, but only under a doctor’s guidance. A simple venous blood sample will be taken. Staying hydrated can help ease the process, and wearing a short-sleeved top allows easier access. The procedure is generally low-risk; any concerns should be discussed with a healthcare provider.

About Anti Thyroglobulin Test

When is the Anti-Thyroglobulin Test Prescribed? The anti-thyroglobulin test is prescribed to individuals when doctors are monitoring or suspecting thyroid disorder symptoms. Some of the common or visible symptoms of thyroid disorder include sudden weight gain, fatigue and lethargy, dryness in the skin and symptoms of constipation. Apart from the visible symptoms, healthcare professionals can also prescribe the anti-thyroglobulin test to diagnose other conditions that cause impaired functi

When is the Anti-Thyroglobulin Test Prescribed?

Apart from the visible symptoms, healthcare professionals can also prescribe the anti-thyroglobulin test to diagnose other conditions that cause impaired function of the thyroid gland, including:

Hashimoto thyroiditis
Goitre or an enlarged thyroid gland
Grave’s disease

How to Interpret Anti-thyroglobulin Test Results?

Result Category	Typical Reference Range	Meaning / Interpretation
Negative / Normal	Usually less than 4.0 IU/mL or under 116 IU/mL (depending on the testing method)	Indicates no significant autoimmune response against the thyroid gland. Suggests a healthy and normal immune activity related to thyroid function.
Positive / Elevated	Higher than the normal reference range specified by the laboratory	Suggests the presence of an autoimmune thyroid disorder such as Hashimoto’s thyroiditis or Graves’ disease. The antibodies show that the immune system is mistakenly targeting the thyroid.
Raised / After Thyroid Cancer Treatment	Detectable or increasing levels following thyroid removal surgery or radioactive iodine therapy	May point to recurrence or persistence of thyroid cancer. In such cases, these antibodies can interfere with thyroglobulin (Tg) readings, making antibody monitoring itself an important follow-up marker.

How to Prepare for the Anti-thyroglobulin Test?

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Certified

Phlebotomist

🏥

Division of

Max Healthcare

🧪

Safe Sample

Collection

📊

Accurate &

Quality Reports

⏱️

Same Day

Report*

Trusted by

Professionals

When is the Anti-Thyroglobulin Test Prescribed?
How to Interpret Anti-thyroglobulin Test Results?
How to Prepare for the Anti-thyroglobulin Test?

When is the Anti-Thyroglobulin Test Prescribed?

Apart from the visible symptoms, healthcare professionals can also prescribe the anti-thyroglobulin test to diagnose other conditions that cause impaired function of the thyroid gland, including:

Hashimoto thyroiditis
Goitre or an enlarged thyroid gland
Grave’s disease

How to Interpret Anti-thyroglobulin Test Results?

Result Category	Typical Reference Range	Meaning / Interpretation
Negative / Normal	Usually less than 4.0 IU/mL or under 116 IU/mL (depending on the testing method)	Indicates no significant autoimmune response against the thyroid gland. Suggests a healthy and normal immune activity related to thyroid function.
Positive / Elevated	Higher than the normal reference range specified by the laboratory	Suggests the presence of an autoimmune thyroid disorder such as Hashimoto’s thyroiditis or Graves’ disease. The antibodies show that the immune system is mistakenly targeting the thyroid.
Raised / After Thyroid Cancer Treatment	Detectable or increasing levels following thyroid removal surgery or radioactive iodine therapy	May point to recurrence or persistence of thyroid cancer. In such cases, these antibodies can interfere with thyroglobulin (Tg) readings, making antibody monitoring itself an important follow-up marker.

How to Prepare for the Anti-thyroglobulin Test?

About Anti Thyroglobulin Test

When is the Anti-Thyroglobulin Test Prescribed?

Apart from the visible symptoms, healthcare professionals can also prescribe the anti-thyroglobulin test to diagnose other conditions that cause impaired function of the thyroid gland, including:

Hashimoto thyroiditis
Goitre or an enlarged thyroid gland
Grave’s disease

How to Interpret Anti-thyroglobulin Test Results?

Result Category	Typical Reference Range	Meaning / Interpretation
Negative / Normal	Usually less than 4.0 IU/mL or under 116 IU/mL (depending on the testing method)	Indicates no significant autoimmune response against the thyroid gland. Suggests a healthy and normal immune activity related to thyroid function.
Positive / Elevated	Higher than the normal reference range specified by the laboratory	Suggests the presence of an autoimmune thyroid disorder such as Hashimoto’s thyroiditis or Graves’ disease. The antibodies show that the immune system is mistakenly targeting the thyroid.
Raised / After Thyroid Cancer Treatment	Detectable or increasing levels following thyroid removal surgery or radioactive iodine therapy	May point to recurrence or persistence of thyroid cancer. In such cases, these antibodies can interfere with thyroglobulin (Tg) readings, making antibody monitoring itself an important follow-up marker.

How to Prepare for the Anti-thyroglobulin Test?

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Thyroglobulin Test Normal Range	Sample	Male	Female
Thyroglobulin Test Normal Range	Serum/ Plasma	< 35 ng/mL	< 35 ng/mL
Anti-Thyroglobulin Test Normal Range	Sample	Male	Female
Anti-Thyroglobulin Test Normal Range	Serum/ Plasma	< 115 IU/mL	< 115 IU/mL

An elevated anti-thyroglobulin antibody level usually indicates an autoimmune thyroid disorder such as Hashimoto’s thyroiditis or Graves’ disease. It means the immune system is mistakenly attacking thyroid proteins, which can lead to inflammation, hypothyroidism, or hyperthyroidism over time.

There is no specific thyroglobulin antibody level that directly indicates thyroid cancer. However, very high levels may interfere with thyroglobulin tumour marker tests used after thyroid cancer treatment, making results less reliable. Doctors assess cancer risk through imaging and other diagnostic markers, not antibody levels alone.

Normal anti-thyroglobulin levels are generally below 20 IU/mL, though this may vary slightly between laboratories. Low or undetectable levels usually indicate a healthy thyroid with no autoimmune activity, while elevated values may suggest inflammation or autoimmune thyroid disease.

Chronic stress does not directly increase thyroglobulin levels but can weaken immune function and worsen autoimmune reactions. This may indirectly cause higher anti-thyroglobulin antibodies by triggering inflammation or hormonal imbalances that affect thyroid health over time.

High anti-Tg levels do not necessarily mean thyroid cancer. They are more commonly associated with autoimmune thyroid disorders. In patients treated for thyroid cancer, elevated antibodies may interfere with thyroglobulin testing, complicating cancer monitoring rather than proving malignancy.

To reduce anti-TG antibodies, manage underlying autoimmune thyroid disease through proper medication, reduce stress, follow an anti-inflammatory diet, ensure sufficient vitamin D and selenium, and avoid excessive iodine intake. Regular monitoring and medical guidance help maintain thyroid balance effectively.

How to book a Anti Thyroglobulin at home near me?

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Select Anti Thyroglobulin from the "Book a test" button or search from the search bar on the website or Max Lab App.
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The sample will be processed at the nearest Max Hospital or Max Laboratory, and your test reports will be delivered within the specified time.
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