How long wait before blood retest ?: Hi all, so... - Thyroid UK

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How long wait before blood retest ?

Ruth63 profile image
Ruth63
•6 Replies

Hi all, so my last blood tests showed borderline low Ft4 and ft3, how long should I wait before I get retested ? Not on any medication.💟

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Ruth63
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SlowDragon profile image
SlowDragonAdministrator

Ask your GP to test vitamin D, folate, ferritin and B12 now

Or get these tested privately.

If they need supplementing then retest vitamins and thyroid in 6 weeks after vitamins have been supplemented for at least a month

Vitamin D should be around 100nmol ideally

B12 at least over 500

Ferritin and folate halfway in range

Ruth63 profile image
Ruth63 in reply to SlowDragon

Thank you I will do

hypercat54 profile image
hypercat54

My doctor did my vit D etc. as part of my checks so that shouldn't be a problem. I was borderline and was told to get retested in 3 months. x

SlowDragon profile image
SlowDragonAdministrator in reply to hypercat54

You can self supplement vitamin D. Important to have good levels if on Levothyroxine

What was your result.

NHS are not obliged to treat until actually deficient

Ruth63 profile image
Ruth63 in reply to SlowDragon

.

Ruth63 profile image
Ruth63

Tsh 0.886 ( 0.27-4.20)

Ft4 12.5 (12.00-22.00)

Ft3 3.81 ( 3.10- 6.80)

I'm not on any medication at the moment still trying to get a diagnosis at this stage, x

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