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<article 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" xmlns:ali="http://www.niso.org/schemas/ali/1.0/" article-type="other" dtd-version="1.2" xml:lang="en"><front><journal-meta><journal-id journal-id-type="publisher-id">Journal of Experimental and Clinical Surgery</journal-id><journal-title-group><journal-title xml:lang="en">Journal of Experimental and Clinical Surgery</journal-title><trans-title-group xml:lang="ru"><trans-title>Вестник экспериментальной и клинической хирургии</trans-title></trans-title-group></journal-title-group><issn publication-format="print">2070-478X</issn><issn publication-format="electronic">2409-143X</issn><publisher><publisher-name xml:lang="en">Voronezh State Medical University named after N.N. Burdenko</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">109</article-id><article-id pub-id-type="doi">10.18499/2070-478X-2014-7-2-98-108</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>Original articles</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>Оригинальные статьи</subject></subj-group><subj-group subj-group-type="article-type"><subject>Unknown</subject></subj-group></article-categories><title-group><article-title xml:lang="en">Risk Stratification for Embolic Events in Surgical Patients with Left-Sided Infective Endocarditis</article-title><trans-title-group xml:lang="ru"><trans-title>Стратификация риска эмболических осложнений у хирургических пациентов с инфекционным эндокардитом левых камер сердца</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name><surname>Koвалев</surname><given-names>С.A.</given-names></name><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, PhD, Professor, Head of Cardiac Surgery Department No1 of the Voronezh State Regional Clinical Hospital, Head of Voronezh Cardiac Surgery Center, Chief Cardiovascular Surgeon of Voronezh Region; Professor of Hospital Surgery Chair of the Voronezh Burdenko State Medical Academy</p></bio><bio xml:lang="ru"><p>д.м.н., проф., руководитель Воронежского кардиохирургического центра, заведующий кардиохирургическим отделением №2 Воронежской областной клинической больницы №1; проф. кафедры госпитальной хирургии Воронежской государственной медицинской академии им. Н.Н. Бурденко</p></bio><email>mail@vestnik-surgery.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name><surname>Грязнов</surname><given-names>Д.В.</given-names></name><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD. Cardiovascular Surgeon of the Department of Cardiac Surgery No1 of the Voronezh State Regional Clinical Hospital; Assistant Lecturer of the Hospital Surgery Chair of the Voronezh Burdenko State Medical Academy.</p></bio><bio xml:lang="ru"><p>к.м.н., сердечно-сосудистый хирург кардиохирургического отделения №1 Воронежской областной клинической больницы №1, ассистент кафедры госпитальной хирургии Воронежской государственной медицинской академии им. Н.Н. Бурденко</p></bio><email>dgryaznov@hotmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name><surname>Булынина</surname><given-names>O.A.</given-names></name><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Cardiologist of the Department of Cardiac Surgery No2 of the Voronezh State Regional Clinical Hospital.</p></bio><bio xml:lang="ru"><p>врач-кардиолог кардиохирургического отделения №2 кардиохирургического центра Воронежской областной клинической больницы №1</p></bio><email>mail@vestnik-surgery.com</email><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Voronezh State Regional Clinical Hospital, 151 Moskovskii Ave.,Voronezh, 394036, Russian Federation&#13;
N.N. Burdenko Voronezh State Medical Academy, 10 Studencheskaia Str.,Voronezh, 394036,&#13;
Russian Federation</institution></aff><aff><institution xml:lang="ru">Воронежская областная клиническая больница №1, Московский пр-т, д. 151, Воронеж, 394068, Российская Федерация Воронежская государственная медицинская академия им. Н.Н. Бурденко, ул. Студенческая, д. 10, Воронеж, 394036, Российская Федерация</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2014-06-24" publication-format="electronic"><day>24</day><month>06</month><year>2014</year></pub-date><volume>7</volume><issue>2</issue><issue-title xml:lang="ru"/><fpage>98</fpage><lpage>108</lpage><history><date date-type="received" iso-8601-date="2016-04-27"><day>27</day><month>04</month><year>2016</year></date><date date-type="accepted" iso-8601-date="2016-04-27"><day>27</day><month>04</month><year>2016</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2014, ., ., .</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2014, Koвалев С., Грязнов Д., Булынина O.</copyright-statement><copyright-year>2014</copyright-year><copyright-holder xml:lang="en">., ., .</copyright-holder><copyright-holder xml:lang="ru">Koвалев С., Грязнов Д., Булынина O.</copyright-holder><ali:free_to_read xmlns:ali="http://www.niso.org/schemas/ali/1.0/"/><license><ali:license_ref xmlns:ali="http://www.niso.org/schemas/ali/1.0/">http://creativecommons.org/licenses/by-nc-nd/4.0</ali:license_ref></license></permissions><self-uri xlink:href="https://vestnik-surgery.com/journal/article/view/109">https://vestnik-surgery.com/journal/article/view/109</self-uri><abstract xml:lang="en"><p>The purpose of the study This study was aimed to determine the structure and identify risk factors associated with the development of embolic events in surgical patients with left-sided infective endocarditis. Materials and methods The cohort includes 238 patients with left-sided infective endocarditis who underwent valve replacement surgery. All thromboembolic events which have occurred before, during and after surgery were studied. The influence of the basic epidemiologic, clinical, microbiological, echocardiographic, and laboratory data on the cases of embolism was analyzed. Results and their discussion In-hospital mortality in general cohort was 9.24%; in the group of patients with embolic events it was 11.54%, and in the event-free group it was 8.60%. The mortality in the sub-group with pre-surgical embolic events was 8.33%, and in the sub-group with post-surgical embolic events it was 18.75% (all deaths occurred in this sub-group were related to embolisms). In patient group with embolic events and in the event-free group mitral valve impairment was reported to occur in 44.23% and 31.72% of cases, respectively. Vegetations were reported in 93.28% of patients. Transesophageal echocardiography showed higher sensitivity in comparison with transthoracic echocardiography for vegetations located on mitral valve only (p≤0.05). The relation was confirmed between pre-surgical embolic episodes and bulky mobile vegetations (p&lt;0.05). In 43.75% of cases thromboembolic episodes in post-surgical period took place after both mitral and aortic valves replacement, most post-surgical embolisms occurred within the first three days after the surgery. Conclusion Major risk-factors associated with pre-surgical embolic events in patients with left-sided infective endocarditis were: active infective endocarditis, mitral valve lesion, and large mobile vegetations. The embolic events which have occurred before surgery did not affect hospital mortality. Intra- and post-surgical embolic events in left-sided IE patients were not related to the risk factors associated with pre-surgical embolisms and were found to increase in-hospital mortality risk. The highest risk of postoperative embolism appeared to be in early post-surgical period. Key words Infective endocarditis, surgical treatment, embolic events, risk factors.</p></abstract><trans-abstract xml:lang="ru"><p><bold>Цель исследования</bold> Определение структуры и выявление факторов риска развития эмболических осложнений у хирургических пациентов с инфекционным эндокардитом (ИЭ) левых отделов сердца.<bold>Материалы и методы</bold> Изучены данные 238 пациентов с ИЭ левых отделов сердца, которым были проведены операции клапанной коррекции. Были анализированы все случаи тромбоэмболических осложнений до операции, интраоперационно и в госпитальном послеоперационном периоде. Анализировали взаимосвязь основных эпидемиологических, клинических, микробиологических, эхокардиографических и лабораторных данных со случаями эмболий.<bold>Результаты и их обсуждение</bold> Общая госпитальная летальность составила 9,24%, в группе пациентов с эмболическими осложнениями – 11,54%, в группе без эмболических осложнений – 8,60%. В подгруппе пациентов с эмболическими осложнениями до операции летальность составила 8,33%, в подгруппе с эмболическими осложнениями в послеоперационном периоде – 18,75% (все летальные исходы в данной подгруппе были связаны с эмболиями). В группе больных с эмболическими осложнениями поражение митрального клапана зарегистрировано у 44,23% пациентов, в то время как в группе без эмболических осложнений - у 31,72% пациентов. Вегетации выявлены у 93,28% пациентов. Чреспищеводная эхокардиография показала большую чувствительность только в отношении вегетаций митральной локализации (p≤0.05). Подтвердилась взаимосвязь эмболических эпизодов предоперационного периода с крупными подвижными вегетациями (p&lt;0.05). В 43,75% случаев тромбоэмболические эпизоды в послеоперационном периоде развивались после протезирования митрального и аортального клапанов и большинство послеоперационных эмболий произошло в течение первых 3 суток после операции.<bold>Выводы</bold> Эмболические осложнения в предоперационном периоде не повлияли на госпитальную летальность у хирургических пациентов с ИЭ. Основными факторами риска эмболических осложнений предоперационного периода у пациентов с ИЭ левых камер сердца явились: активный ИЭ, поражение митрального клапана, крупные флотирующие вегетации. Случаи интра- и послеоперационных эмболических осложнений у пациентов с ИЭ левых камер сердца не зависели от факторов риска предоперационных эмболий и определяли повышенный риск госпитальной летальности. Ранний послеоперационный период явился наиболее рискованным по возникновению эмболий. Чреспищеводная эхокардиография проявила несколько большую чувствительность в отношении диагностики ИЭ митрального клапана.</p></trans-abstract><kwd-group xml:lang="en"><kwd>infective endocarditis</kwd><kwd>surgical treatment</kwd><kwd>embolic events</kwd><kwd>risk factors</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>инфекционный эндокардит</kwd><kwd>хирургическое лечение</kwd><kwd>эмболические осложнения</kwd><kwd>факторы риска</kwd></kwd-group><funding-group/></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>1. Alekhin M. N., M Rybkova.To., Sidorenko B. A., etc. Znachenie ehkhokardiografii v diagnostike infekcionnogo ehndokardita. Kardiologiya [the Value of echocardiography in the diagnosis of infectious endocarditis. Cardiology] 2005; 45:6; 4-13.</mixed-citation></ref><ref id="B2"><label>2.</label><mixed-citation>2. Bockeria L. A., Abdulkasimov S. K., Bogachev-Prokofiev A. 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