Common "Thyroperoxidase" queries answered by top doctors | iCliniq

Thyroperoxidase

Thyroperoxidase or thyroid peroxidase (TPO) is an enzyme in the thyroid gland that is involved in synthesizing thyroid hormone and aids in diagnosing and monitoring autoimmune thyroid disorders.

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Does thyroglobulin antibody of 479 IU/mL indicate Hashimoto's thyroiditis?

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?  Read Full »


Dr. Sugreev Singh

Answer: 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 ...  Read Full »

What do high TSH with normal T3 and T4 values indicate?

Query: Hello doctor, I have a thyroid issue. My TSH value is 7.24 (range 0.35-5.5) tested last week. Even the same test conducted before seven months shows the value of 7.06. The remaining TT3 and TT4 are in the normal range. Kindly advise.  Read Full »


Dr. Zulfiqar Ahmed

Answer: Hi, Welcome to icliniq.com. I have seen your blood tests (attachment removed to protect patient identity). You are overweight. Your HbA1c (glycated hemoglobin) is in the pre-diabetic range, but your fasting and postprandial sugar levels are normal. Your HDL (high-density lipoprotein) is quite low...  Read Full »

Is high TPO value the cause for my thyroid derangement?

Query: Hi doctor, I am on Synthroid 75 mcg. My family doctor referred me to an endocrinologist and he had ordered some tests. The results are: TSH - 3.45 (gone down from 5.45). T4, T3 tests canceled as per the guidelines. TPO is 48 and normal range is under 35. Thyroperoxidase Ab - 48. I am cur...  Read Full »


Dr. Zulfiqar Ahmed

Answer: Hi, Welcome to icliniq.com. Your TSH is in the normal range. Your TPO, as you mentioned, is high, indicating an autoimmune condition. So right now, you should continue with the same dose of Levothyroxine because it is maintaining your TSH (thyroid-stimulating hormone) in normal range. Check your...  Read Full »

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