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Baseline blood results before starting trial of Levothyroxine

EclipseMoon profile image
8 Replies

I started my 25 microgram trial of Levothyroxine today and also received my private blood results back I decided to use as a baseline going forward.

My results:

Active B12 77.5 range 37.5 - 188.0

Ferritin 45.6 range 30.0 - 150.0

Triiodothyronine 5.7 (FT3) range 3.1 - 6.8

Free thyroxine 15.7 (FT4) range 12.0 - 22.0

Thyroid- 7.67 stimulating hormone (TSH) range 0.27 - 4.2

Thyroglobulin 30.3 antibodies (TgAB) range 0.0 - 115.0

Thyroid 182.0 peroxidase antibodies (TPOAb) range 0.0 - 34.0

Thyroxine (T4) 109.0 range 59.0 - 154

The doctor that reviewed my results of course said they’re all fine, except the raised TSH and high antibodies. My iron is too low for my liking, I have some new supplements to take for that.

I don’t know much about the T3 or T4 levels but this private test says they’re in ‘normal range’

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EclipseMoon
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8 Replies
Jaydee1507 profile image
Jaydee1507Administrator

Please add ranges for each test. They do vary from lab to lab so are important.

You can edit your post by clicking on the 'more' option below the post and choosing from the drop down menu.

EclipseMoon profile image
EclipseMoon in reply toJaydee1507

I’ve included the ranges 🙂

SlowDragon profile image
SlowDragonAdministrator

Starting levothyroxine - flow chart

gps.northcentrallondonccg.n...

Retest bloods in 6-8 weeks

Recommended that all thyroid blood tests early morning, ideally just before 9am, only drink water between waking and test and last dose levothyroxine 24 hours before test

This gives highest TSH, lowest FT4 and most consistent results. (Patient to patient tip)

You will need several increases in levothyroxine over coming year

SlowDragon profile image
SlowDragonAdministrator

Assuming you aren’t yet on gluten free diet?

If not ……get coeliac blood test BEFORE trailing gluten free diet

Hashimoto's affects the gut and leads to low stomach acid and then low vitamin levels

Low vitamin levels affect Thyroid hormone working

Poor gut function can lead leaky gut (literally holes in gut wall) this can cause food intolerances. Most common by far is gluten. Dairy is second most common.

A trial of strictly gluten free diet is always worth doing

Only 5% of Hashimoto’s patients test positive for coeliac but a further 81% of Hashimoto’s patients who try gluten free diet find noticeable or significant improvement or find it’s essential

A strictly gluten free diet helps or is essential due to gluten intolerance (no test available) or due to leaky gut and gluten causing molecular mimicry (see Amy Myers link)

Changing to a strictly gluten free diet may help reduce symptoms, help gut heal and may slowly lower TPO antibodies

While still eating high gluten diet ask GP for coeliac blood test first or buy test online for under £20, just to rule it out first

Assuming test is negative you can immediately go on strictly gluten free diet 

(If test is positive you will need to remain on high gluten diet until endoscopy, maximum 6 weeks wait officially) 

Trying gluten free diet for 3-6 months. If no noticeable improvement then reintroduce gluten and see if symptoms get worse

chriskresser.com/the-gluten...

amymyersmd.com/2018/04/3-re...

thyroidpharmacist.com/artic...

drknews.com/changing-your-d...

Non Coeliac Gluten sensitivity (NCGS) and autoimmune disease

pubmed.ncbi.nlm.nih.gov/296...

The predominance of Hashimoto thyroiditis represents an interesting finding, since it has been indirectly confirmed by an Italian study, showing that autoimmune thyroid disease is a risk factor for the evolution towards NCGS in a group of patients with minimal duodenal inflammation. On these bases, an autoimmune stigma in NCGS is strongly supported

nuclmed.gr/wp/wp-content/up...

In summary, whereas it is not yet clear whether a gluten free diet can prevent autoimmune diseases, it is worth mentioning that HT patients with or without CD benefit from a diet low in gluten as far as the progression and the potential disease complications are concerned

restartmed.com/hashimotos-g...

Despite the fact that 5-10% of patients have Celiac disease, in my experience and in the experience of many other physicians, at least 80% + of patients with Hashimoto's who go gluten-free notice a reduction in their symptoms almost immediately.

Similarly few months later consider trying dairy free too. Approx 50-60% find dairy free beneficial

Post discussing gluten

healthunlocked.com/thyroidu...

EclipseMoon profile image
EclipseMoon in reply toSlowDragon

Thank you. I’ve had a coeliac test and it came back negative but I’ve started to purchase gluten free items so will trial going gluten free!

HealthStarDust profile image
HealthStarDust

Smart to have got a baseline prior to treatment.

EclipseMoon profile image
EclipseMoon in reply toHealthStarDust

Thought it might help when I need to argue with my GP 🙂

HealthStarDust profile image
HealthStarDust in reply toEclipseMoon

Agreed. Do remember, your baseline in this context is not where you are wellness is as then you wouldn’t need intervention. Good luck with it all!

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