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7 votes
Accepted

Knowing the root cause of one's hypothyroidism? How to know if it's Hashimotos Disease?

I am answering this almost two years after it was asked, but I hope an answer can still be useful! Hashimoto’s Disease You are correct that Hashimoto’s disease (also known as Hashimoto’s thyroiditis)...
Chris's user avatar
  • 3,414
6 votes
Accepted

Why hormone replacement (e.g. Levothyroxine) for high TSH levels when T3 and T4 levels are normal

The lab parameters you describe (slightly elevated TSH, normal T3/T4) in isolation are an indication of latent hypothyroidism. In general, this is interpreted as a thyroid gland not functioning ...
Narusan's user avatar
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4 votes

What is the quantitative relationship between free T4 and TSH?

The relation between TSH and free T4 is bidirectional and complex [1–4]. TSH stimulates the secretion of T4 from the thyroid gland. Immediately after being released into the bloodstream the vast ...
jwdietrich's user avatar
4 votes

Methimazole effects when a thyroid is not present

If you want to understand how a drug works, a helpful phrase is "mechanism of action". Pairing that keyword with the drug you mentioned, the first Google result is this one: https://www.ncbi....
Bryan Krause's user avatar
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1 vote
Accepted

What's the rationale behind measuring free T4?

The hypothesis is that the free hormone is the fraction which is available for uptake into the cells and interaction with nuclear receptors. The bound hormone represents actually a circulating storage ...
Farzan's user avatar
  • 131
1 vote

How much Japanase dashi kombu seaweed broth can be consumed daily while not overdosing with iodine and keeping thyroid healthy?

This study from Australia https://www.mja.com.au/journal/2010/193/7/iodine-toxicity-soy-milk-and-seaweed-ingestion-associated-serious-thyroid indicates that iodine toxicity has been documented in ...
Graham Chiu's user avatar
  • 13.3k
1 vote

How long would it take for one's thyroid hormones to get to dangerously low levels?

Hypothyroidism - low levels of thryroid hormones are produced. There are many diseases where hypothyroidism arises. E.g. Graves Disease, Hashimotos disease. Early observations of Hypothyroidism showed ...
Andrew's user avatar
  • 382

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