Hi I've just had back my bloods. Interpretation please! Many thanks
Serum thyroid peroxidase AB 16.0 iu / ml Range 0.00 - 35
Serum free T4 15.1 pmol / L range 12.00-22.00pmol / L
Previously (19th May 2015) 16.9
Serum T3 3.7 pmol / L range 3.10-6.80 pmol / L
Serum TSH 0.56 mu / L range 0.30-4.20 mu / L
Previously , as above 0.46
This time I had not taken my 125 mg thyroxine before the test as I've started to take it later in the day, apart from my vitamins.