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]. Materials and Methods Patients This study involved patients who visited our hospital between February 2005 and August 2019. Thyrotoxicosis was diagnosed when the thyroid-stimulating hormone (TSH) concentration was ≤0.1 μU/mL, and FT4 and/or FT3 level
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investigated [ 2 , 3 ]. The first clinical intervention studies were published in populations with combined severe iodine and selenium deficiency [ 4 , 5 ], and it was soon recognized that the importance of the selenium status for the thyroid is dependent on
Department of Clinical Sciences, Skåne University Hospital, Malmö, Sweden
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Department of Clinical Sciences, Skåne University Hospital, Malmö, Sweden
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Department of Clinical Sciences, Skåne University Hospital, Malmö, Sweden
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have been studied in vitro, and it was suggested that irradiated lymphocytes of the thyroid are important in the synthesis of autoantibodies in response to iodine-131 [ 13 ]. The aim of the present study was to prospectively investigate if all patients
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vertebrates. These systems maintain the synthesis and secretion, and therefore the circulating concentration, of T4 at remarkably stable levels through the actions of thyrotropin-releasing hormone (TRH) and thyroid-stimulating hormone (TSH). However, since T4
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Introduction Hypothyroidism is a pathophysiological state marked by decreased circulating thyroid hormone (TH) concentrations or impaired TH action in target tissues. In clinical practice, hypothyroidism is mostly due to afflictions of the
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Centre for Clinical Research in Sörmland, Uppsala University, Uppsala, Sweden
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Centre for Clinical Research in Sörmland, Uppsala University, Uppsala, Sweden
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Measures of Hormones, Auto-Antibodies and Se Concentrations The median concentration of Se as SePP rose in the treatment group from 47 ng/ml (range 42-86) to 113 ng/ml (range 70-139), p < 0.001, whereas the levels remained unchanged in the PT group from
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concentrations [ 19 ]. In addition, a change in serum TSH levels may be observed in elderly patients due to potential changes in the hypothalamic-pituitary-thyroid axis with aging [ 20 , 21 ]. Iodine intake and the frequent alterations secondary to non
Thyroid Diseases Center, Instituto Israelita de Ensino e Pesquisa Albert Einstein, São Paulo, Brazil
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Thyroid Diseases Center, Instituto Israelita de Ensino e Pesquisa Albert Einstein, São Paulo, Brazil
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levels may remain detectable due to the presence of thyroid tissue not totally removed by surgery [ 18 ]. Durante et al. [ 19 ] have retrospectively studied the long-term development of incidental papillary thyroid cancer patients who did not undergo
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labelling of the phenolic-ring once two iodine atoms have been introduced into the 3- and 5-position of the tyrosyl ring. Recently, an immunoassay based on monoclonal antibodies has been developed and applied [78], and concentrations reported are quite low
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Department of Pediatric Endocrinology, Royal Victoria Infirmary, Newcastle-upon-Tyne, UK
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Endocrine Unit, Royal Victoria Infirmary, Newcastle-upon-Tyne, UK
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hyperthyroidism; often diffuse goiter at physical examination; headache, visual field defects or galactorrhea may be present Elevated (F)T4 and / or (F)T3 levels; normal or mildly elevated TSH levels; high serum alpha subunit concentration Other