You might have heard of a "thyroid shield," the flexible lead barrier that you wear when you get X-rays taken of your body, neck or teeth. It's a good time to remind you to ask for one whenever you're at risk of xray exposure to the thyroid, which can cause thyroid cancer. But today my … Continue reading The thyroid gland is a T3 shield. Defend the unshielded.
Category: Thyroid gland
Summary: T3 secretion and T4-T3 conversion
My article published May 4, 2020, "Thyroid T3 secretion compensates for T4-T3 conversion" has received very strong positive feedback. People are saying that it's a ground-breaking, game-changing article on the HPT axis in health versus thyroid disease, and that it ought to be essential reading. In a nutshell, my long article re-analyzes the published data … Continue reading Summary: T3 secretion and T4-T3 conversion
Non-surgical therapies for thyroid nodules and cysts
[Image by Jung Suk Sim with creative commons license.] Most doctors in North America know of two ways to deal with thyroid nodules. 1) watch them grow and wait, doing nothing, and 2) thyroidectomy, removing part or all of the thyroid gland that is affected. However, in countries beyond North America, mainly Korea and Italy, … Continue reading Non-surgical therapies for thyroid nodules and cysts
Stop spreading the unscientific myth about the normal T4:T3 ratio!
Sigh. Just sigh. Even some of our best thyroid patient advocates can unknowingly share misinformation about thyroid therapy. Mary Shomon's thyroid articles on Verywell.com are usually to be trusted. But yesterday I was saddened to see that an article supposedly authored by Mary Shomon was spreading unscientific myths about "normal" thyroid secretion ratios being 13:1 … Continue reading Stop spreading the unscientific myth about the normal T4:T3 ratio!
Question Pilo’s study: Iodine dosing biases T4:T3 secretion
This post continues my series that examines two ratios T4:T3 thyroid hormone secreted by “the” thyroid gland. The single origin of both these ratios is an article by Pilo et al published in 1990. A simple summary: In Pilo's' study, the huge doses of iodine these 14 people were given every day during the … Continue reading Question Pilo’s study: Iodine dosing biases T4:T3 secretion