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Anti Thyroglobulin Antibody (Anti Tg) Test

DNA Labs India | ISO 9001:2015 Certified

Anti Thyroglobulin Antibody (Anti Tg) Test

Short Name: Anti Tg Test

Also known as: Anti-Tg Test, Thyroglobulin Antibody Test

Anti Thyroglobulin Antibody (Anti Tg) Test test available at DNA Labs India for ₹1,521. Uses Chemiluminescent Immunoassay on Serum samples. Results in Results are typically available within 24 hours.. Free home collection in 300+ cities across India.

Blood Test🏠 Home Collection

🩺 Medically Reviewed By

Overview

To diagnose autoimmune thyroid diseases, monitor treatment, and assess thyroid health.

Test Code
154
Price
₹1,521
Sample Type
Serum
Result Time
Results are typically available within 24 hours.
Fasting Required
No
Method
Chemiluminescent Immunoassay
Step 1

Sample Collection

No special preparation required.

Method: Venipuncture

Step 2

Laboratory Analysis

A healthcare professional will draw blood from a vein in your arm.

Step 3

Report Delivery

Apply gentle pressure to the puncture site with a bandage.

Timeline: Results are typically available within 24 hours.

Patient Instructions

1
Before the Test:No special preparation required.
2
During the Test:The blood draw procedure takes a few minutes.
3
After the Test:You can resume normal activities immediately.

About This Test

Who Should Get This Test

To diagnose autoimmune thyroid diseases, monitor treatment, and assess thyroid health.

How to Prepare

  • Use aseptic technique
  • Collect 2 mL of blood in an SST tube
  • Label the sample properly

Doctor's Notes

Reviewed by — MBBS, MD (Pathology) · Reg. No. 21521

"This test is essential for diagnosing autoimmune thyroid disorders and monitoring treatment response."

Last medically reviewed: September 7, 2026

Test Parameters & Specifications

Sample TypeSerum
Sample Volume2 mL
ContainerSST (Serum Separator Tube)
Collection MethodVenipuncture

Sample Stability

Room Temperature: 8 hours
Refrigerator: 48 hours
Frozen: 2 weeks
Sample Rejection Criteria:
  • Hemolyzed samples
  • Insufficient sample volume
  • Incorrect tube type

Understanding Your Results

Results of the Anti Tg test indicate the presence and level of thyroglobulin antibodies.
Elevated levels suggest autoimmune thyroid disease
Normal levels may help rule out autoimmune etiology
Consider alongside TSH, FT4, FT3, and TPO antibody results
⚠️ When to Consult a Doctor:

If test results are abnormal or if you experience persistent symptoms of thyroid dysfunction.

Limitations

  • May not detect all cases of autoimmune thyroid disease
  • Results should be interpreted in clinical context
  • False positives can occur in other autoimmune conditions

Risks & Considerations

  • Minor bruising at the puncture site
  • Rare risk of infection
  • Lightheadedness during blood draw

Interfering Factors

  • Hemolyzed or lipemic samples
  • Recent radioactive iodine therapy
  • Certain medications affecting thyroid function

Compare With Similar Tests

TestAnti Thyroglobulin Antibody (Anti Tg) TestTSH TestFT4 TestFT3 TestTPO Antibody Test
ComparisonAnti Thyroglobulin Antibody (Anti Tg) Test

Frequently Asked Questions

What is the Anti Thyroglobulin Antibody test?
It is a blood test that measures antibodies against thyroglobulin, helping diagnose autoimmune thyroid diseases.
Why is this test done?
To diagnose conditions like Hashimoto's thyroiditis and Graves' disease, and monitor treatment.
What is the cost of the Anti Tg test in India?
The cost is INR 1521 at DNA Labs India, with free home collection available.
How is the test performed?
A blood sample is drawn from your arm and analyzed using chemiluminescent immunoassay.
Is fasting required for this test?
No, no special preparation or fasting is required.
What do high levels of Anti Tg antibodies mean?
Elevated levels indicate an autoimmune response against the thyroid gland.
What are normal ranges for this test?
Normal levels are typically less than 4.1 IU/mL, but ranges may vary by laboratory.
How long does it take to get results?
Results are usually available within 24 hours.
Are there any risks associated with the test?
Risks are minimal, including minor bruising or lightheadedness during blood draw.
Can this test be done at home?
Yes, DNA Labs India offers free home sample collection for this test.
What other tests are related to this one?
Related tests include TSH, FT4, FT3, TPO antibody, and calcitonin tests.
How should I prepare for the test?
No special preparation is needed. You can eat and drink normally before the test.
Worried about the process? Our certified phlebotomists collect thousands of samples every month across India. The process takes under 5 minutes and is virtually painless. Questions? Message us on WhatsApp — we're here 7 days a week.

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For Hospitals & Clinics

Reference Laboratory Services

We serve as a reference laboratory for hospitals and clinics across India. Send samples from your facility with same-day pickup, priority processing, and results delivered through our online portal. Competitive institutional pricing available.

LIMS Integration

Your Data Privacy

Your medical data is protected under Indian law.

Stored in India: All patient records are stored on servers located in India. No data is transferred outside the country.

DPDP Act Compliant: Under the Digital Personal Data Protection Act 2023, you can request deletion of your records at any time by contacting support.

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