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Family Physician
Family Physician, Doctor
Category: Medical
Satisfied Customers: 2592
Experience:  Emergency Medicine and Family Practice for over 26 years
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I want to know what my free T4 level means. Its 16. These

Customer Question

Customer: I want to know what my free T4 level means. Its 16.
JA: Thanks. Can you give me any more details about your issue?
Customer: These are my results from my last Thyroid function test. I am currently 5 weeks pregnant. SE- Thyroid Function - 23/12/2015Taking thyroxine 150mcg daily. R.RANGETSH 0.82 mU/L 0.5-5.0Free T4 16 pmol/L 9.0-19.0Thyroid Peroxidase Ab 69.1 IU/mL <34Thyroglobulin Ab 465.3 IU/mL <115SE- Thyroid Function Comment for SE- Thyroid FunctionThese results indicate euthyroid status for a patient on thyroidreplacement therapy.Raised TPO antibodies occur commonly in autoimmune thyroid disease(Hashimotos and Graves) and post partum thyroiditis. Raised Thyroglobulinantibodies can occur in autoimmune thyroid disease and rarely in thyroidcancer.Increased antibodies may also be seen in prodromal hypothyroidism or inpatients with other autoimmune diseases.SE- Thyroid Function Tests Completed: TFTB,Thyroid AbsSE- Thyroid Function Tests Pending :SE- Thyroid Function Sample Pending :
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Submitted: 1 year ago.
Category: Medical
Expert:  Dr.Amita replied 1 year ago.


I am Dr.Amita and I would be assisting you with your concerns today.The expert you requested is not available.

Free T4 level of 16 is within normal limits.This is normal for 1st trimester of pregnancy as well.

This is the initial answer.Please reply for any clarification.