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My TgAb is 479 IU/mL and thyroid peroxidase is 9 IU/mL. Can I have Hashimoto's thyroiditis?

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Patient's Query

Hi doctor,

I did some blood tests before I start taking fertility treatment. I did not test FSH. I have a thyroglobulin antibody of 479 IU/mL and thyroid peroxidase less than 9.0 IU/mL. Does this mean that I have Hashimoto's thyroiditis?

Hi,

Welcome to icliniq.com.

Thank you for writing, and I understand your concern.

I have gone through your reports, and we can see that your thyroglobulin antibodies are high, which indicates autoimmune diseases such as Grave's disease or Hashimoto's but there are other diseases that can also cause elevated TgAb (thyroglobulin antibodies), such as diabetes and anemia. We have to rule them out, and then only can it be confirmed. Sometimes even thyroiditis can cause elevated TgAb. So do not be worried, as it is not confirmatory. I suggest you do a few more blood tests, which will help to rule out the disease. You can do CBC (complete blood count) test, TFT (thyroid function test), and an HBA1c (hemoglobulin a1c). Then kindly send me the reports to check. Please mention whether you have any swelling in the neck region or any difficulties in swallowing or any history of thyroid disease or any family history of thyroid disease. Please mention your current symptoms and taking any medicines.

Kindly answer these questions to help you accordingly.

Medically reviewed byDr. K. Shobana

Published At August 3, 2021
Reviewed AtOctober 27, 2025

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