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 ›
Central hypo
Screening for central hypothyroidism during thyroid therapy
As I’ve outlined in a previous post, central hypothyroidism (CeH) is a failure or compromise in the hypothalamus and/or pituitary gland that causes defective TSH or inappropriately low TSH secretion. There, I echoed the complaints of world-leading experts in the… Read More ›
Why is central hypothyroidism so difficult to diagnose?
Every thyroid patient and doctor should become more informed about the challenges of diagnosing central hypothyroidism. Did you know that people can even have elevated TSH levels in central hypothyroidism? Wow, really? Yes, the research says so. A graph of… Read More ›
LifeLabs BC handout reveals thyroid testing policy failure
This week, a thyroid patient from British Columbia posted an image of a piece of paper handed to her at a LifeLabs laboratory. LifeLabs BC was using this paper leaflet to explain to her why “Free T3 and Free T4… Read More ›
Thyrotoxicosis? Many factors can lower TSH
Many substances and health factors can, independently of thyroid hormones, lower TSH secretion significantly. These factors are not listed in Braverman & Cooper’s chapter on thyrotoxicosis in Werner & Ingbar’s The Thyroid textbook, 10th edition 2013, because their chapter avoids… Read More ›
Analyze thyroid lab results using SPINA-Thyr
This post walks through the process of using the SPINA-Thyr to interpret thyroid lab test results. OVERVIEW SPINA-Thyr is a free diagnostic application. SPINA-Thyr takes thyroid laboratory test values TSH, Free T4 and Free T3 and performs calculations that enable in-depth… Read More ›
CSEM attempts to dialogue with thyroid patients, April 8, 2019
In my previous post, I discussed the statement of the Canadian Society of Endocrinology and Metabolism (CSEM) response to thyroid patients’ concerns, dated April 8th, 2019. There, I showed that the minor edit of adding a clause about central hypothyroidism… Read More ›
CSEM’s edit to FT3 and FT4 testing prohibitions, April 8, 2019
On April 8, 2018 The Canadian Society for Endocrinology and Metabolism (CSEM) made the happy announcement that they have made an edit to their prohibition of FT3 and FT4 testing in hypothyroidism. At first, patients were elated, hopeful, feeling like… Read More ›