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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">emcardio</journal-id><journal-title-group><journal-title xml:lang="ru">Неотложная кардиология и кардиоваскулярные риски</journal-title><trans-title-group xml:lang="en"><trans-title>Emergency Cardiology and Cardiovascular Risks journal</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2616-633X</issn><publisher><publisher-name>Белорусский государственный медицинский университет</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.51922/2616-633X.2022.6.2.1723</article-id><article-id custom-type="elpub" pub-id-type="custom">emcardio-87</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>Обзоры и лекции</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>Reviews and lectures</subject></subj-group></article-categories><title-group><article-title>Ишемически-реперфузионное повреждение миокарда у пациентов с нестабильной стенокардией и стентированием коронарных артерий</article-title><trans-title-group xml:lang="en"><trans-title>Myocardial ischemia-reperfusion injury in patients with unstable angina and coronary stenting</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>Медведева</surname><given-names>Е. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Miadzvedzeva</surname><given-names>A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Минск</p></bio><bio xml:lang="en"><p>Minsk</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Гелис</surname><given-names>Л. Г.</given-names></name><name name-style="western" xml:lang="en"><surname>Gelis</surname><given-names>L.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Минск</p></bio><bio xml:lang="en"><p>Minsk</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Русак</surname><given-names>Т. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Rusak</surname><given-names>T.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Минск</p></bio><bio xml:lang="en"><p>Minsk</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Полонецкий</surname><given-names>О. Л.</given-names></name><name name-style="western" xml:lang="en"><surname>Polonetsky</surname><given-names>O.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Минск</p></bio><bio xml:lang="en"><p>Minsk</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Колядко</surname><given-names>М. Г.</given-names></name><name name-style="western" xml:lang="en"><surname>Kaliadka</surname><given-names>M.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Минск</p></bio><bio xml:lang="en"><p>Minsk</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Геворкян</surname><given-names>Т. Т.</given-names></name><name name-style="western" xml:lang="en"><surname>Gevorkyan</surname><given-names>T.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Минск</p></bio><bio xml:lang="en"><p>Minsk</p></bio><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>ГУ Республиканский научно-практический центр «Кардиология»</institution></aff><aff xml:lang="en"><institution>Republican Scientific and Practical Centre of Cardiology</institution></aff></aff-alternatives><pub-date pub-type="collection"><year>2022</year></pub-date><pub-date pub-type="epub"><day>23</day><month>06</month><year>2025</year></pub-date><volume>6</volume><issue>2</issue><fpage>1723</fpage><lpage>1729</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Медведева Е.А., Гелис Л.Г., Русак Т.В., Полонецкий О.Л., Колядко М.Г., Геворкян Т.Т., 2025</copyright-statement><copyright-year>2025</copyright-year><copyright-holder xml:lang="ru">Медведева Е.А., Гелис Л.Г., Русак Т.В., Полонецкий О.Л., Колядко М.Г., Геворкян Т.Т.</copyright-holder><copyright-holder xml:lang="en">Miadzvedzeva A., Gelis L., Rusak T., Polonetsky O., Kaliadka M., Gevorkyan T.</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://emcardio.bsmu.by/jour/article/view/87">https://emcardio.bsmu.by/jour/article/view/87</self-uri><abstract><p>Цель. Изучить частоту и выявить предикторы ишемически-реперфузионного повреждения миокарда у пациентов с нестабильной стенокардией и стентированием коронарных артерий.Материал и методы. За период 2016–2022 гг в исследование включен 61 пациент с нестабильной стенокардией и выполненным стентированием коронарных артерий. Стентирование выполнялось на 3,2±1,4 сутки от поступления в стационар. Среднее количество пораженных коронарных артерий 1,76±0,3 на человека, среднее количество имплантированных стентов 1,9±1,32 на человека. Риск по шкале GRACE на момент стентирования 100,3±8,46 баллов. Всем пациентам выполнялось определение уровня тропонина I, миелопероксидазы, С-реактивного белка; проводилась оценка тромбоцитарного, плазменного и сосудистого гемостаза. Пациентам выполнялась эхокардиография, коронароангиография. Магнитно-резонансная томография сердца с контрастным усилением осуществлялась на 3–5 сутки после эндоваскулярного вмешательства.Результаты. По данным МРТ с гадолинием у 31% пациентов с нестабильной стенокардией после стентирования коронарных артерий регистрировалось ишемически- реперфузионное повреждение миокарда в виде отека. По данным коронароангиографии нарушения перфузии выявлены у 9,4% пациентов из всей выборки, и 31,5% у пациентов с наличием МРТ картины отека миокарда.В группе пациентов с реперфузионным повреждением установлено, что ЭКГ-критерии ишемически-реперфузионного повреждения зарегистрированы у 68,4% пациентов, изменения сегмента ST во время суточного мониторирования ЭКГ выявлены у 21% пациентов.Наличие ангиографических признаков нестабильности атеросклеротической бляшки сопровождалось развитием отека миокарда по данным МРТ (χ2 = 28,515, ОР 2,7, р = 0,000, 95%ДИ 1,724-4,365).Наличие отека миокарда после стентирования коронарных артерий у пациентов с нестабильной стенокардией может являться маркером сохраняющейся постишемической дисфункции миокарда, и связано с процессами патологического ремоделирования миокарда.Заключение. В разработанную модель прогнозирования ишемически-реперфузионного повреждения включены исходный уровень миелопероксидазы и изменения ЭКГ в первые сутки после стентирования. Общая процентная доля правильных предсказаний составила 83,6%.</p></abstract><trans-abstract xml:lang="en"><p>Objective. To study frequency and identify predictors of myocardial ischemia-reperfusion injury in patients with unstable angina and stenting of the coronary arteries.Materials and Methods. The study included 61 patients with unstable angina and coronary artery stenting. Stenting was performed 3.2±1.4 days after admission to the hospital. The average number of affected vessels was 1.76±0.3 per person, the average number of implanted stents was 1.9±1.32 per person.The risk according to the GRACE scale at the time of stenting was 100.3±8.46 points. All patients were assessed for troponin I, myeloperoxidase, and C-reactive protein levels; platelet, plasma and vascular hemostasis were evaluated. Patients also underwent echocardiography and coronary angiography.Results. According to MRI with gadolinium, in 31% of patients with unstable angina after coronary artery stenting, ischemia-reperfusion injury of the myocardium in the form of edema was registered. According to coronary angiography, perfusion disorders were detected in 9.4% of all patients, and 31.5% of patients with MRI picture of myocardial edema. In the group of patients with reperfusion injury, it was found that ECG criteria for ischemia-reperfusion injury were registered in 68.4% of patients, ST-segment changes during 24-hour ECG monitoring were revealed in 21% of patients. The presence of angiographic signs of atherosclerotic plaque instability was accompanied by the development of myocardial edema according to MRI (χ2 = 28.515, RR 2.7, p = 0.000, 95% CI 1.724-4.365).The presence of myocardial edema after coronary artery stenting in patients with unstable angina may be a marker of persistent postischemic myocardial dysfunction and is associated with pathological myocardial remodeling processes.Conclusion. The developed model for predicting ischemia-reperfusion injury included the baseline level of myeloperoxidase and ECG changes on the first day after stenting. The overall percentage of correct predictions was 83.6%.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>нестабильная стенокардия</kwd><kwd>стентирование коронарных артерий</kwd><kwd>магнитно-резонансная томография</kwd><kwd>ишемически-реперфузионное повреждение миокарда</kwd><kwd>отек миокарда</kwd></kwd-group><kwd-group xml:lang="en"><kwd>unstable angina pectoris</kwd><kwd>coronary artery stenting</kwd><kwd>magnetic resonance imaging</kwd><kwd>ischemia-reperfusion injury of the myocardium</kwd><kwd>myocardial edema</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">Otchet o deyatelnosti organizatsii zdravookhraneniya, okazyvayushchikh meditsinskuyu pomoshch v statsionarnykh usloviyakh za 2021 g: RB. 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