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 defining the syndrome by a low TSH. Nevertheless, these TSH-lowering factors should always be mentioned … Continue reading Thyrotoxicosis? Many factors can lower TSH

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 developed by research endocrinologists who use it in peer-reviewed medical research. SPINA-Thyr has been in development since the late 1990s under the leadership of Dr. Johannes Dietrich, Specialist in internal medicine, endocrinology and … Continue reading Analyze thyroid lab results using SPINA-Thyr

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 is not really an update to the guidelines, which already acknowledged this exception. The document … Continue reading CSEM attempts to dialogue with thyroid patients, April 8, 2019

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 they were finally being heard! Maybe the Canadian Thyroid Foundation said something to open the … Continue reading CSEM’s edit to FT3 and FT4 testing prohibitions, April 8, 2019