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I had a quick look at Nelsons check list for blood work while on HRT and noticed it says just to test TSH and Free T3. T4 being optional.Can anyone explain the need or not to test T4?Many thanks
I had a quick look at Nelsons check list for blood work while on HRT and noticed it says just to test TSH and Free T3. T4 being optional.
Can anyone explain the need or not to test T4?
Many thanks
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