Author Archives
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An example of confusion about Free T3: Free T4 ratios
There’s a lot of confusion out there about Free T3: Free T4 ratios in bloodstream. Part of the confusion is about how these ratios are expressed in numbers and phrases. Should you express this ratio in blood as 1:4, 4:1… Read More ›
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The myths that idolize TSH and denigrate FT3
There are myths in medical practice, and misguided policies in health care systems, that prevent Free T3 (FT3) from being tested. It could save a patient years or decades of suffering and illness to perform this cheap test to reveal… Read More ›
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What if some thyroid endocrinologists are like programmers?
A thought: Is thyroid endocrinology like programming? Endocrinology seems to be a field that thinks it already knows all the variables in the box of thyroid therapy, and all the problems exist outside the box. My husband is a self-taught… Read More ›
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Focusing on T3: The T3 hormone or the LT3 pharmaceutical?
Who needs “T3”? We received a friendly and well-intended comment lately. It illustrated that in today’s Global English, we sometimes have a hard time defining and understanding what “T3” means when a person is talking about T3. Are they talking… Read More ›
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23 years of misdiagnosed central hypothyroidism with a normal TSH: Case study
In this post, I’ll comment on the case study of a woman who suffered for 23 years with undiagnosed central hypothyroidism between 1992 and 2015 (age 34 to age 57) because her TSH was repeatedly in normal range. She developed… Read More ›
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Winter T3 loss: Why it matters to thyroid patients
It’s April. You’re a thyroid-hormone treated person with a thyroid disability on a fixed budget of thyroid hormone. Have you been feeling hypothyroid in the past few months? If so, you’re not alone. If not, thank your thyroid, or your… Read More ›
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Meet deiodinase type 1 (D1): The philanthropist enzyme
In this educational post, I introduce our thyroid hormone conversion enzyme “deiodinase type 1” (D1) in the personality of “The philanthropist” as I draw on many scientific articles. Of course, D1 is a genderless enzyme. I am personifying “her” in… Read More ›
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The 7 lessons of the thyroid hormone deiodinases
The recent post “Thyroid hormone journey: Metabolism” is an educational compendium of diagrams, tables and bullet lists that highlight key lessons from the past five decades of thyroid science. It’s like a booklet in a blog post. The article concluded… Read More ›