Endocrine Abstracts

Introduction: In thyrotoxicosis, the clinical syndrome of excess circulating thyroid hormones, differentiation must be made between thyrotoxicosis with increased or decreased radio-iodine tracer uptake on thyroid scintigraphy. A cause of thyrotoxicosis with decreased radio-iodine uptake is iodine excess. In patients not taking any medication and without any history of recent radiological imaging studies, the confirmation of iodine excess as the cause of the thyrotoxicosis is d...