Maybe none: T3 (liothyronine) & T4 are the active thyroid hormones. But low T3 (liothyronine) by itself may be normal, unless either T4 is low or TSH is elevated, then total thyroid production is likely low. See your doctor for full evaluation and treatment.
Answered 4/28/2015
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
3 doctors weighed in across 2 answers
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