Blood test result meaning: Please can someone... - Thyroid UK

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Blood test result meaning

Millymoo1 profile image
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Please can someone have a look at my thyroid function test and tell me if it’s definitely not what could be causing my symptoms please?

Terrible Palpatations, tiredness, aches and pains, brittle nails and a few more often associated with hypothyroidism.

I would be very grateful thank you.

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Millymoo1
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SeasideSusie profile image
SeasideSusieRemembering

Millymoo1

Are you diagnosed hypothyroid and on Levo? Interpretation of results is different depending on whether you are diagnosed and on Levo or not.

It would also help to have nutrient levels tested as low levels or deficiencies can have symptoms which overlap with hypothyrodism

Vit D

B12

Folate

Ferritin

Millymoo1 profile image
Millymoo1 in reply to SeasideSusie

I have no diagnosis yet? or on any meds thank you for your reply

SeasideSusie profile image
SeasideSusieRemembering in reply to Millymoo1

OK. We'll, your TSH is quite high in range and your FT4 is low in range. In a normal healthy person one would expect to see a TSH of nor more than 2ish and FT4 mid-range +. In some countries hypothyroidism is diagnosed when TSH reaches 3.

What you need now is for thyroid antibodies to be tested and the nutrients listed above.

If your GP can't or won't do them all then it would be a good idea to do a full thyroid/vitamin panel with one of our recommended labs.

Most popular are:

Medichecks Thyroid Check ULTRAVIT

medichecks.com/thyroid-func...

Use code THYROIDUK for 10% discount on any test that is not on special offer

or

Blue Horizon Thyroid Check PLUS ELEVEN

bluehorizonbloodtests.co.uk...

Both tests include the full thyroid and vitamin panel. They are basically the same test but with the following small differences:

For the fingerprick test, Blue Horizon requires 1 x microtainer of blood (0.8ml), Medichecks requires 2 x microtainers (total 1.6ml)

Blue Horizon includes Total T4 (can be useful but not essential). Medichecks doesn't include this test.

B12 - Blue Horizon does Serum B12. Medichecks does Active B12.

Serum B12 shows the total B12 in the blood. Active B12 shows what's available to be taken up by the cells. You can have a reasonable level of Serum B12 but a poor level of Active B12. (Personally, I would go for the Active B12 test.)

For a diagnosis of hypothyroidism weneed the highest possible TSH. When doing thyroid tests we always advise:

* Book the first appointment of the morning, or with private tests at home no later than 9am. This is because TSH is highest early morning and lowers throughout the day. If we are looking for a diagnosis of hypothyroidism, or looking for an increase in dose or to avoid a reduction then we need TSH to be as high as possible.

* Fast overnight - have your evening meal/supper as normal the night before but delay breakfast on the day of the test and drink water only until after the blood draw. Eating may lower TSH, caffeine containing drinks affect TSH.

* If you take Biotin or a B Complex containing Biotin (B7), leave this off for 7 days before any blood test. This is because if Biotin is used in the testing procedure it can give false results (both Medichecks and Blue Horizon advise to leave Biotin/B Complex off).

These are patient to patient tips which we don't discuss with doctors or phlebotomists.

When you have results for all these tests, post them on the forum with their reference ranges and we can comment further and hopefully help you more.

Millymoo1 profile image
Millymoo1 in reply to SeasideSusie

Thank you so much for your very informative reply 😀

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