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Thyroglobulin Antibody ATA Serum - TG Test
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Sample Type
Blood
Recommended for
Male, Female
Report
Within 24 Hours
Blood test at Home
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Thyroglobulin Antibody ATA Serum - TG Test Details in Brief
| Also Known As | Anti-TG Test, Anti-Thyroglobulin Antibody Test, TG Antibody Test |
|---|---|
| Purpose | Detects antibodies against thyroglobulin to diagnose autoimmune thyroid disorders such as Hashimoto’s thyroiditis and Graves’ disease, and to monitor thyroid cancer or thyroid function |
| Preparation | No special preparation required |
| Fasting | Not required (unless combined with other thyroid tests) |
| Reporting Time | After 6 hours |
| Cost | 1,550 |
What is a Thyroglobulin Antibody (Anti-TG) Serum Test?
The Thyroglobulin Antibody (Anti-TG) Test is a blood test that checks for antibodies targeting thyroglobulin, a protein produced by your thyroid gland. Thyroglobulin plays a key role in making thyroid hormones that regulate your metabolism, energy, and growth.
When your immune system mistakenly produces anti-thyroglobulin antibodies, it can lead to autoimmune thyroid diseases such as Hashimoto’s thyroiditis (causing an underactive thyroid) or Graves’ disease (causing an overactive thyroid). This test helps diagnose these conditions and is also used to monitor patients treated for thyroid cancer.
The test requires a small blood sample taken from a vein in your arm.
What Does a Thyroglobulin Antibody (Anti-TG) Serum Test Measure?
The test measures the amount of anti-thyroglobulin antibodies (TgAb) in your blood. These antibodies indicate whether your immune system is attacking the thyroid gland. It helps in:
- Detecting Autoimmune Thyroid Disease: Identifies conditions like Hashimoto’s thyroiditis and Graves’ disease.
- Monitoring Thyroid Cancer: Helps evaluate thyroid function after surgery or radioactive iodine therapy.
- Assessing Thyroid Function: Aids in interpreting other thyroid hormone tests, such as T3, T4, and TSH.
- Evaluating Pregnancy Risk: Assesses thyroid health in pregnant women to reduce complications related to thyroid autoimmunity.
Thyroglobulin Antibody (Anti-TG) Serum Test: Who Needs It and Why It’s Done
What Symptoms May Call for a Thyroglobulin Antibody (Anti-TG) Serum Test?
Doctors may recommend this test if you experience signs of thyroid dysfunction, such as:
- Fatigue, weakness, or sluggishness
- Unexplained weight gain or weight loss
- Swelling in the neck (goitre)
- Hair loss or dry skin
- Changes in heart rate, mood, or temperature tolerance
- Irregular menstrual cycles or fertility issues
Who Should Get a Thyroglobulin Antibody (Anti-TG) Serum Test?
- You have symptoms or a family history of thyroid disorders
- You’re being evaluated for thyroid nodules or goitre
- You’re undergoing treatment or follow-up for thyroid cancer
- You have another autoimmune disease such as lupus or type 1 diabetes
- You are pregnant and have known thyroid issues
Why is a Thyroglobulin Antibody (Anti-TG) Serum Test Done?
- The test helps detect autoimmune thyroid disorders early, monitor thyroid cancer recurrence, and support treatment decisions for thyroid-related conditions.
Importance of a Thyroglobulin Antibody (Anti-TG) Serum Test
The Anti-TG test plays an important role in understanding thyroid health. Detecting these antibodies helps doctors diagnose autoimmune thyroid disease before significant thyroid damage occurs. In thyroid cancer patients, it helps assess whether all thyroid tissue has been removed after surgery.
Early detection through this test ensures timely treatment and prevents long-term complications.
Thyroglobulin Antibody (Anti-TG) Serum Test Booking & Reports – Metropolis Healthcare
How to Book the Thyroglobulin Antibody (Anti-TG) Serum Test and Get Your Reports?
- Simple Online Booking
Book your test through the Metropolis Healthcare app or website. Choose the Thyroglobulin Antibody (Anti-TG) Serum Test, select a convenient slot, and opt for home collection or lab visit. - Safe Home Sample Collection
Our trained phlebotomists collect your blood sample safely and hygienically at your home. - Sample Tracking Updates
You can track your sample status in real time via the Metropolis website or app. - Accurate Laboratory Testing
Your sample is analysed in NABL & CAP accredited laboratories using advanced Electrochemiluminescence Immunoassay (ECLIA) technology for precise results. - Quick & Easy Reports
Receive your reports within 6 hours via email, WhatsApp, or directly from the Metropolis app or website.
Is Home Sample Collection for Thyroglobulin Antibody (Anti-TG) Serum Test Available Near You?
Yes. Metropolis Healthcare offers convenient home sample collection at your doorstep. Our skilled technicians ensure comfort, privacy, and safety throughout the process.
In How Much Time Will I Get Thyroglobulin Antibody (Anti-TG) Serum Test Report?
Reports are usually available within 6 hours after the sample reaches the lab.
Note: Reporting time may vary depending on your location.
Where Can I See or Get Thyroglobulin Antibody (Anti-TG) Serum Test Results?
You can access your test results via the Metropolis Healthcare website or app. Reports are also sent to your registered email and WhatsApp. You can also collect printed copies from the nearest Metropolis Lab.
Interpreting Thyroglobulin Antibody (Anti-TG) Serum Test Results
What Your Thyroglobulin Antibody (Anti-TG) Serum Test Results May Indicate
| Parameter | Normal Range | High Values May Indicate | Normal/Negative Values May Indicate |
|---|---|---|---|
| Thyroglobulin Antibody (Anti-TG) | < 115 IU/mL | Hashimoto’s thyroiditis, Graves’ disease, thyroid cancer, or other autoimmune diseases | Normal thyroid function or absence of autoimmune thyroid antibodies |
How Should You Prepare for a Thyroglobulin Antibody (Anti-TG) Serum Test?
You can prepare easily for this test by following these steps:
- No fasting required: You can eat and drink normally before the test.
- Medication disclosure: Inform your doctor about all medicines, especially thyroid medication or biotin supplements.
- Avoid high-dose biotin: Stop taking biotin (Vitamin B7) at least 8 hours before the test, as it can interfere with results.
- Relax before the test: Try to stay calm and well-hydrated.
How Is a Thyroglobulin Antibody (Anti-TG) Serum Test Done? (Step-by-Step Procedure)
The test follows a simple blood collection process:
- Preparation: A band is tied around your arm to make veins visible.
- Cleaning: The puncture area is cleaned with antiseptic.
- Blood Draw: A sterile needle is used to draw around 2 ml of blood.
- Sample Collection: The sample is collected in a gel vacutainer tube.
- Completion: The needle is removed, and a bandage is applied.
- Processing: The sample is analysed using advanced ECLIA technology in the laboratory.
Conditions That May Affect Thyroglobulin Antibody (Anti-TG) Serum Test Accuracy
Certain factors can influence your results:
- High-dose biotin supplementation (above 5 mg daily) can interfere with test accuracy.
- Pregnancy can cause mild increases in antibody levels.
- Autoimmune conditions like lupus, rheumatoid arthritis, or type 1 diabetes may elevate results.
- Severe illness or infection can temporarily alter antibody concentrations.
Diseases That a Thyroglobulin Antibody (Anti-TG) Serum Test Can Help Detect
- Hashimoto’s thyroiditis
- Graves’ disease
- Thyroid carcinoma
- Idiopathic hypothyroidism
- Autoimmune disorders such as lupus, Sjögren’s syndrome, rheumatoid arthritis, and type 1 diabetes
Thyroglobulin Antibody (Anti-TG) Serum Test Price in Different Cities
The cost of a Thyroglobulin Antibody (Anti-TG) Serum Test may vary depending on your location. Here's a table showing the approximate price range for the Thyroglobulin Antibody (Anti-TG) Serum Test at Metropolis Healthcare in major Indian cities:
|
City |
Approximate Cost (INR) |
|
₹ 1200 to ₹ 1800 |
|
|
₹ 1200 to ₹ 1800 |
|
|
₹ 1200 to ₹ 1800 |
|
|
₹ 1200 to ₹ 1800 |
The Thyroglobulin Antibody (Anti-TG) Serum Test cost may vary depending on the city and the specific tests included in the panel. However, Metropolis Healthcare offers competitive Thyroglobulin Antibody (Anti-TG) Serum Test prices across major cities in India.
References
- Mariotti S., Anelli S., Ruf J., et al. (1990). Comparison of methods for the measurement of thyroglobulin antibodies. J Endocrinol Invest, 13(3), 203–208. PMID: 2112671
- Spencer C.A., LoPresti J.S., Fatemi S., Nicoloff J.T. (1998). Detection of thyroglobulin autoantibodies by immunometric assays. Clin Chem, 44(3), 497–501. PMID: 9510842
- Kim W.G., Kim E.Y., Kim T.Y., et al. (2013). Thyroglobulin antibodies are associated with increased risk of thyroid dysfunction. Thyroid, 23(3), 356–364. PMID: 23350868
- Hollowell J.G., Staehling N.W., Flanders W.D., et al. (2002). Serum TSH, T4, and thyroid antibodies in the U.S. population. J Clin Endocrinol Metab, 87(2), 489–499. PMID: 11836274
- McLachlan S.M., Rapoport B. (2013). Thyroglobulin autoantibodies: Structure, function and role in thyroid diseases. Endocr Rev, 34(5), 665–706. PMID: 23824663
Thyroglobulin Antibody ATA Serum - TG Test Price
Metropolis Healthcare is a leading diagnostics centre and pathology lab in India equipped with the latest state-of-the-art technologies that provides the Thyroglobulin Antibody ATA Serum - TG Test with a clear pricing structure.
The Thyroglobulin Antibody ATA Serum - TG Test Price in Mumbai is ₹ 1,550 .
We are committed to deliver accurate and quality results from the best labs in India with complete transparency regarding test cost and turnaround time. No matter where you are, we strive to offer patients high-quality service that is affordable and accessible.
Frequently Asked Questions
A positive result indicates the presence of antibodies that attack thyroglobulin, suggesting autoimmune thyroid diseases such as Hashimoto’s thyroiditis or Graves’ disease.
No fasting is required. You can take the test at any time of the day.
Yes, mild increases in antibody levels may occur during pregnancy due to immune changes.
Yes, biotin supplements and certain thyroid medications can affect results. Always inform your doctor about ongoing medicines.
The test involves a routine blood draw and may cause mild discomfort or bruising, which resolves quickly.
Normal levels are below 115 IU/mL. Higher values suggest thyroid autoimmunity or other autoimmune diseases.
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