Thyroid question: Why are my TSH and T4 both so high?
Due to thyroid inflammation or thyroid disease there could be a possibility of high TSH and T4 levels
Last updated on 12 Dec 2024
Free T3 assays are often unreliable and not routinely used to assess thyroid function.
T4. This is because T4 is converted into another thyroid hormone called T3 (triiodothyronine), free T4 is the more important hormone to measure.
Thyroxine (T4) and triiodothyronine (T3). They are often collectively referred to as thyroid hormone because T4 is largely inactive, meaning it doesn't impact your cells, whereas T3 is active
A thyroid blood test should be taken in the morning
They are not curable however some people have reversed it
TFT, Thyroid Profile Total, Thyroid Stimulating Hormone Total T3 Total T4
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