Endocrine Abstracts

Introduction: It is evident that hypothyroid patients have higher BMI than euthyroids. Until recently, much attention has been focused on finding whether minor abnormalities of thyroid function or differences in thyroid status of euthyroid subjects are related to body weight. Controversies, however, exist regarding the role of TSH in weight changes of euthyroid subjects.Objective: The aim of this study, the Tehran Thyroid Study, was to determine any poss...

Background: Recently many cross-sectional and a few longitudinal studies reported that thyroid hormones even within normal ranges are associated with measures of adiposity. We aim to assess if changes in TSH and Free T4 (FT4) over 10 years of follow-up would be associated with changes in BMI and waist circumference or risk of general and abdominal obesity.Methods: 4179 participants of Tehran Thyroid Study(TTS) who had attended at baseline(1999–2001...