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<article article-type="research-article" dtd-version="1.3" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">ketendo</journal-id><journal-title-group><journal-title xml:lang="ru">Клиническая и экспериментальная тиреоидология</journal-title><trans-title-group xml:lang="en"><trans-title>Clinical and experimental thyroidology</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1995-5472</issn><issn pub-type="epub">2310-3787</issn><publisher><publisher-name>Endocrinology Research Centre</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.14341/ket2015233-37</article-id><article-id custom-type="elpub" pub-id-type="custom">ketendo-7611</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>Статьи</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>Articles</subject></subj-group></article-categories><title-group><article-title>Влияние субклинического тиреотоксикоза на сердечно-сосудистую систему</article-title><trans-title-group xml:lang="en"><trans-title>Influence of subclinical hyperthyroidism on the cardiovascular system</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Демидова</surname><given-names>Татьяна Юльевна</given-names></name><name name-style="western" xml:lang="en"><surname>Demidova</surname><given-names>T Y</given-names></name></name-alternatives><bio xml:lang="ru"><p>д.м.н., профессор кафедры эндокринологии и диабетологии ГБОУ ДПО РМАПО Минздрава России, Москва.</p></bio><bio xml:lang="en"/><email xlink:type="simple">-</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Дроздова</surname><given-names>Ирина Николаевна</given-names></name><name name-style="western" xml:lang="en"><surname>Drozdova</surname><given-names>I N</given-names></name></name-alternatives><bio xml:lang="ru"><p>аспирант кафедры эндокринологии и диабетологии ГБОУ ДПО РМАПО Минздрава России, Москва.</p></bio><bio xml:lang="en"/><email xlink:type="simple">docdrozdova@yandex.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>ГБОУ ДПО “Российская медицинская академия последипломного образования” Минздрава России, Москва</institution></aff><aff xml:lang="en"><institution>Russian Medical Academy of Postgraduate Education, Moscow, Russian Federation</institution></aff></aff-alternatives><pub-date pub-type="collection"><year>2015</year></pub-date><pub-date pub-type="epub"><day>15</day><month>06</month><year>2015</year></pub-date><volume>11</volume><issue>2</issue><issue-title>ТОМ 11, №2 (2015)</issue-title><fpage>33</fpage><lpage>37</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Демидова Т.Ю., Дроздова И.Н., 2015</copyright-statement><copyright-year>2015</copyright-year><copyright-holder xml:lang="ru">Демидова Т.Ю., Дроздова И.Н.</copyright-holder><copyright-holder xml:lang="en">Demidova T.Y., Drozdova I.N.</copyright-holder><license xml:lang="ru" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>Данная работа распространяется под лицензией Creative Commons Attribution 4.0.</license-p></license><license xml:lang="en" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://www.cet-endojournals.ru/jour/article/view/7611">https://www.cet-endojournals.ru/jour/article/view/7611</self-uri><abstract><p>ГБОУ ДПО “Российская медицинская академия последипломного образования” Минздрава России, Москва Субклинический тиреотоксикоз характеризуется сниженным или неопределяемым уровнем тиреотропного гормона в сочетании с нормальными уровнями тироксина и трийодтиронина. Клинические проявления субклинического тиреотоксикоза являются малоизученными. Субклинический тиреотоксикоз оказывает несколько эффектов на сердечно-сосудистую систему, например, увеличение частоты сердечных сокращений, массы левого желудочка. Экспериментальные исследования выявили связь между субклиническим тиреотоксикозом и ишемической болезнью сердца, частотой возникновения фибрилляции предсердий и сердечной дисфункции.</p></abstract><trans-abstract xml:lang="en"><p>Subclinical hyperthyroidism occurs when the serum TSH is below the lower limit of the reference range and the free T4 and T3 concentrations are normal. Тhe clinical significance of subclinical hyperthyroidism is much debated. Subclinical hyperthyroidism has been associated with several biological effects on cardiovascular system, such as increased heart rate, left ventricular mass. Observational studies have reported an association between subclinical hyperthyroidism and coronary heart disease, incident atrial fibrillation, and cardiac dysfunction.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>субклинический тиреотоксикоз</kwd><kwd>сердечно-сосудистая система</kwd><kwd>частота сердечных сокращений</kwd><kwd>фибрилляция предсердий</kwd><kwd>масса миокарда левого желудочка</kwd></kwd-group><kwd-group xml:lang="en"><kwd>subclinical hyperthyroidism</kwd><kwd>cardiovascular system</kwd><kwd>heart rate</kwd><kwd>atrial fibrillation</kwd><kwd>left ventricular mass</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Canaris GJ, Manowitz NR, Mayor G, Ridgway EC. The Colorado Thyroid Disease Prevalence Study. Arch. Intern. 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