Latest blood tests.: Cortisol 420 mmol/L Thyroid... - Thyroid UK

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Latest blood tests.

Soundwell1 profile image
6 Replies

Cortisol 420 mmol/L

Thyroid function test (SLM10740)normal

Serum t4 10.9 (7 - 10)

Tsh 0.83 (0.20 - 4.50)

Serum gamma GT level 20 (10.00 - 53.00 iul

Does anyone know what all this means as I only know t3 and t4. No t3 tested.

On 60 armour.?????

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Soundwell1
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greygoose profile image
greygoose

To be honest, it doesn't mean much without the FT3. As there is T3 in NDT, it is essential to test the FT3. How do you feel?

Soundwell1 profile image
Soundwell1 in reply togreygoose

As though I'm often, during day, just sitting half conscious and can't seem to get moving

greygoose profile image
greygoose in reply toSoundwell1

Then I would imagine you are under-medicated. Certainly your TSH is higher than someone on the right dose of NDT. I would expect it to be suppressed. Try increasing your dose by 1/4 grain. :)

SlowDragon profile image
SlowDragonAdministrator

Plus you need vitamin D, folate, ferritin and B12 tested too if not been done since changing medication

Medichecks Thyroid plus ultra vitamin or Blue Horizon Thyroid plus eleven are the most popular choice. DIY finger prick test or option to pay extra for private blood draw. Both companies often have special offers, Medichecks usually have offers on Thursdays, Blue Horizon its more random

Cheapest option for just TSH, FT4 and FT3 £29 (via NHS private service )

monitormyhealth.org.uk/thyr...

Recommended on here that all thyroid blood tests should ideally be done as early as possible in morning and before eating or drinking anything other than water .

This gives highest TSH, lowest FT4 and most consistent results. (Patient to patient tip, best not mentioned to GP or phlebotomist)

If/when on NDT make sure to take last dose 8-12 hours prior to test, even if this means adjusting time of splitting of dose day before test

If the cortisol was done around 9am then the result is good for that time of day.

Soundwell1 profile image
Soundwell1 in reply to

So I at least have that, thanks.

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