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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="en"><front><journal-meta><journal-id journal-id-type="publisher-id">rpcardio</journal-id><journal-title-group><journal-title xml:lang="en">Rational Pharmacotherapy in Cardiology</journal-title><trans-title-group xml:lang="ru"><trans-title>Рациональная Фармакотерапия в Кардиологии</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1819-6446</issn><issn pub-type="epub">2225-3653</issn><publisher><publisher-name>«SILICEA-POLIGRAF» LLC</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.20996/1819-6446-2020-06-03</article-id><article-id custom-type="elpub" pub-id-type="custom">rpcardio-2214</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="en"><subject>ORIGINAL STUDIES</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>ОРИГИНАЛЬНЫЕ ИССЛЕДОВАНИЯ</subject></subj-group></article-categories><title-group><article-title>The Short-Term Effect of Stent Size and Number on Left Ventricular Systolic Function Improvement After Elective Percutaneous Coronary Intervention</article-title><trans-title-group xml:lang="ru"><trans-title>Влияние размера и количества стентов на улучшение систолической функции левого желудочка после планового чрескожного коронарного вмешательства в краткосрочном периоде</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>Мостафа</surname><given-names>Ш.</given-names></name><name name-style="western" xml:lang="en"><surname>Mostafa</surname><given-names>Sh.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Шайма Мостафа  - ассистент, кафедра кардиологии, медицинский факультет.</p><p>13511, Провинция Калубия, Бенха, Ул. Фарид Нада.</p></bio><bio xml:lang="en"><p>Shaimaa Mostafa - MD, Assistant Professor, Cardiovascular Department, Faculty of Medicine, Benha University.</p><p>Fareed Nada Street, Benha, Qalubiya Governorate, 13511.</p></bio><email xlink:type="simple">shaimaamustafa2011@gmail.com</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>Санад</surname><given-names>У.</given-names></name><name name-style="western" xml:lang="en"><surname>Sanad</surname><given-names>O.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Усама Санад - кафедра кардиологии, медицинский факультет.</p><p>13511, Провинция Калубия, Бенха, Ул. Фарид Нада.</p></bio><bio xml:lang="en"><p>Osama Sanad - MD, Cardiovascular Department, Faculty of Medicine, Benha University.</p><p>Fareed Nada Street, Benha, Qalubiya Governorate, 13511.</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>Шавки</surname><given-names>М.</given-names></name><name name-style="western" xml:lang="en"><surname>Shawky</surname><given-names>M.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Махмуд Шавки - кафедра кардиологии, медицинский факультет.</p><p>13511, Провинция Калубия, Бенха, Ул. Фарид Нада.</p></bio><bio xml:lang="en"><p>Mahmoud Shawky - MD, Cardiovascular Department, Faculty of Medicine, Benha University.</p><p>Fareed Nada Street, Benha, Qalubiya Governorate, 13511.</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>Магди</surname><given-names>М.</given-names></name><name name-style="western" xml:lang="en"><surname>Magdy</surname><given-names>M.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Мохамед Магди - доктор медицинских наук, кафедра кардиологии, медицинский факультет.</p><p>13511, Провинция Калубия, Бенха, Ул. Фарид Нада.</p></bio><bio xml:lang="en"><p>Mohamed Magdy - MSc, Cardiovascular Department, Faculty of Medicine, Benha University.</p><p>Fareed Nada Street, Benha, Qalubiya Governorate, 13511.</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>Элькешк</surname><given-names>Э.</given-names></name><name name-style="western" xml:lang="en"><surname>Elkeshk</surname><given-names>E.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Эман Элькешк - кафедра кардиологии, медицинский факультет.</p><p>13511, Провинция Калубия, Бенха, Ул. Фарид Нада.</p></bio><bio xml:lang="en"><p>Eman Elkeshk - MD, Cardiovascular Department, Faculty of Medicine, Benha University.</p><p>Fareed Nada Street, Benha, Qalubiya Governorate, 13511.</p></bio><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Университет Бенха</institution><country>Египет</country></aff><aff xml:lang="en"><institution>Benha University</institution><country>Egypt</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2020</year></pub-date><pub-date pub-type="epub"><day>02</day><month>07</month><year>2020</year></pub-date><volume>16</volume><issue>3</issue><fpage>342</fpage><lpage>347</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Mostafa S., Sanad O., Shawky M., Magdy M., Elkeshk E., 2020</copyright-statement><copyright-year>2020</copyright-year><copyright-holder xml:lang="ru">Мостафа Ш., Санад У., Шавки М., Магди М., Элькешк Э.</copyright-holder><copyright-holder xml:lang="en">Mostafa S., Sanad O., Shawky M., Magdy M., Elkeshk E.</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.rpcardio.online/jour/article/view/2214">https://www.rpcardio.online/jour/article/view/2214</self-uri><abstract><sec><title>Background</title><p>Background. The effect of stent size and number on left ventricular systolic function improvement after percutaneous coronary intervention (PCI) using drug eluting stent is not clear enough.</p></sec><sec><title>Aim</title><p>Aim. To study short-term effect of stent size and number on left ventricular systolic function improvement after elective PCI.</p></sec><sec><title>Material and methods</title><p>Material and methods. The study included 150 adult patients with electively stented left anterior descending artery lesion with drug-eluting stent. Patients were examined before PCI and 1 and 3 months after PCI using speckle tracking echocardiography.</p></sec><sec><title>Results</title><p>Results. Before revascularization, mean left ventricular ejection fraction was 51.2%±5.7, mean global longitudinal peak systolic strain (GLPSS) --9.29±0.94%. One month after PCI, mean GLPSS improved significantly to -14.05±1.72% (p&lt;0.001), 3 months after PCI, even more significant improvement in the GLPSS up to -18.61±3.02% (p&lt;0.001) was recorded. After 3 months, 53 patients (35.3%) showed recovery to normal GLPSS. The predictors of non-improvement of GLPSS after 3 months were: diabetes mellitus (p=0.007), smoking (p=0.01), dyslipidemia (p=0.001), stent length (p=0.001), and a number of stents (p=0.04). There was strong negative correlation between stent length and improvement of the GLPSS in 1 month (p=0.007) and in 3 months (p&lt;0.001). Also there was strong negative correlation between number of stents and improvement in 1 month (p=0.002) and in 3 months (p=0.004), but the correlation between stent diameter and improvement of the GLPSS was significant neither in 1 month nor in 3 months (p=0.924 and p=0.435, respectively).</p></sec><sec><title>Conclusion</title><p>Conclusion. Number and length of stents implanted were predictors to improvement of systolic function, while stent diameter doesn't affect left ventricular recovery.</p></sec></abstract><trans-abstract xml:lang="ru"><p>Зависимость улучшения систолической функции левого желудочка от размера и количества стентов после чрескожного коронарного вмешательства (ЧКВ) с использованием стентов с лекарственным покрытием не вполне ясна.</p><sec><title>Цель</title><p>Цель. Изучить влияние размера и количества стентов на улучшение систолической функции левого желудочка после ЧКВ в краткосрочном периоде.</p></sec><sec><title>Материал и методы</title><p>Материал и методы. Исследование включало 150 взрослых пациентов, перенесших плановое стентирование передней нисходящей артерии (ПНА) с использованием стентов с лекарственным покрытием. Пациенты были обследованы до ЧКВ и затем через 1 и 3 мес после ЧКВ с применением спекл-трекинг эхокардиографии.</p></sec><sec><title>Результаты</title><p>Результаты. До реваскуляризации фракция выброса левого желудочка в среднем составляла 51,2%±5,7, глобальный продольный пиковый систолический стрейн (ГППСС) —9,29±0,94%. Спустя 1 мес после ЧКВ показатель ГППСС значимо улучшился и в среднем составлял -14,05±1,72% (p&lt;0,001), спустя 3 мес было зафиксировано еще более значимое улучшение ГППСС - до -18,61 ±3,02% (p&lt;0,001). У 53 пациентов (35,3%) было отмечено восстановление ГППСС до нормальных значений. Предикторами отсутствия улучшения ГППСС через 3 мес были: сахарный диабет (p=0,007), курение (p=0,01), дислипидемия (p=0,001), а также длина стента (p=0,001) и количество стентов (р=0,04). Была выявлена значимая отрицательная связь между длиной стента и улучшением ГППСС через 1 и 3 мес (p=0,007 и p&lt;0,001, соответственно). Также имела место значимая отрицательная связь между количеством стентов и улучшением ГППСС через 1 и 3 мес (p=0,002 и p=0,004, соответственно). Значимая корреляция между диаметром стента и изменением показателя продольного стрейна отсутствовала как через 1 мес, так и через 3 мес (p=0,924 и p=0,435, соответственно).</p></sec><sec><title>Заключение</title><p>Заключение. Количество и длина имплантированных стентов оказывали влияние на улучшение систолической функции левого желудочка, в то время как зависимость между диаметром стента и восстановлением функции левого желудочка отсутствовала.</p></sec></trans-abstract><kwd-group xml:lang="ru"><kwd>длина стента</kwd><kwd>диаметр стента</kwd><kwd>плановое ЧКВ</kwd><kwd>спекл-трекинг эхокардиография</kwd></kwd-group><kwd-group xml:lang="en"><kwd>stent length</kwd><kwd>stent diameter</kwd><kwd>elective PCI</kwd><kwd>speckle tracking echocardiography</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">Celutkiene J., Plymen C.M., Flachskampf FA., et al. 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