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A 33-year-old member asked:

Low free t3, (liothyronine) normal tsh and high tpo antibodies. what's this mean?

1 doctor answer2 doctors weighed in
Dr. B.Gabriel Smolarz
Endocrinology 17 years experience
Probable hypothyroid: The free t4, not free T3 (liothyronine) test, is necessary here. Positive antibodies indicate hashimoto's thyroiditis, the most common cause of hypothyroidism. It may just be early in the process to cause the TSH to be elevated.
Last updated Mar 11, 2015


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