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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="review-article" dtd-version="1.2" xml:lang="en"><front><journal-meta><journal-id journal-id-type="publisher-id">Russian Journal of Pediatric Surgery</journal-id><journal-title-group><journal-title xml:lang="en">Russian Journal of Pediatric Surgery</journal-title><trans-title-group xml:lang="ru"><trans-title>Детская хирургия</trans-title></trans-title-group></journal-title-group><issn publication-format="print">1560-9510</issn><issn publication-format="electronic">2412-0677</issn><publisher><publisher-name xml:lang="en">Eco-Vector</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">642</article-id><article-id pub-id-type="doi">10.55308/1560-9510-2023-27-5-343-352</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>Reviews</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>ОБЗОРЫ</subject></subj-group><subj-group subj-group-type="article-type"><subject>Review Article</subject></subj-group></article-categories><title-group><article-title xml:lang="en">Comparison of resection and pyelotomic techniques for treating the recurrent pyeloureteral segment in children: A systematic review and meta-analysis</article-title><trans-title-group xml:lang="ru"><trans-title>Сравнение резекционных и эндопиелотомических методов лечения рецидивирующей обструкции пиелоуретерального сегмента у детей: систематический обзор и мета-анализ</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-4367-7153</contrib-id><name-alternatives><name xml:lang="en"><surname>Petrova</surname><given-names>Aysel F.</given-names></name><name xml:lang="ru"><surname>Петрова</surname><given-names>Айсель Фаризовна</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>department of pediatric surgery, Pirogov Russian National Research Medical University</p></bio><bio xml:lang="ru"><p>врач-детский хирург, эндоскопист, соискатель кафедры детской хирургии имени академика Ю.Ф. Исакова ФГАОУ ВО «РНИМУ им. Н.И. Пирогова» МЗ РФ</p></bio><email>aysel1494@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-6310-7110</contrib-id><name-alternatives><name xml:lang="en"><surname>Kovarskiy</surname><given-names>S. L.</given-names></name><name xml:lang="ru"><surname>Коварский</surname><given-names>С. Л.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="ru"><p>Кафедра детской хирургии имени академика Ю.Ф. Исакова</p></bio><email>aysel1494@gmail.com</email><xref ref-type="aff" rid="aff1"/><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0009-0001-4368-4022</contrib-id><name-alternatives><name xml:lang="en"><surname>Petrov</surname><given-names>A. V.</given-names></name><name xml:lang="ru"><surname>Петров</surname><given-names>А. В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="ru"><p>Кафедра детской хирургии имени академика Ю.Ф. Исакова </p></bio><email>aysel1494@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Pirogov Russian National Research Medical University</institution></aff><aff><institution xml:lang="ru">ФГАОУ ВО «Российский национальный исследовательский медицинский университет имени Н.И. Пирогова» Министерства здравоохранения Российской Федерации</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">Filatov Children’s Municipal Hospital</institution></aff><aff><institution xml:lang="ru">ГБУЗ города Москвы «Детская городская клиническая больница имени Н.Ф. Филатова» Департамента здравоохранения города Москвы</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2023-12-07" publication-format="electronic"><day>07</day><month>12</month><year>2023</year></pub-date><volume>27</volume><issue>5</issue><issue-title xml:lang="en"/><issue-title xml:lang="ru"/><fpage>343</fpage><lpage>352</lpage><history><date date-type="received" iso-8601-date="2023-03-29"><day>29</day><month>03</month><year>2023</year></date><date date-type="accepted" iso-8601-date="2023-10-28"><day>28</day><month>10</month><year>2023</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2023, Petrova A.F., Kovarskiy S.L., Petrov A.V.</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2023, Петрова А.Ф., Коварский С.Л., Петров А.В.</copyright-statement><copyright-year>2023</copyright-year><copyright-holder xml:lang="en">Petrova A.F., Kovarskiy S.L., Petrov A.V.</copyright-holder><copyright-holder xml:lang="ru">Петрова А.Ф., Коварский С.Л., Петров А.В.</copyright-holder><ali:free_to_read xmlns:ali="http://www.niso.org/schemas/ali/1.0/" start_date="2024-12-07"/></permissions><self-uri xlink:href="https://jps-nmp.ru/jour/article/view/642">https://jps-nmp.ru/jour/article/view/642</self-uri><abstract xml:lang="en"><p><bold>Introduction.</bold> The lack of unified therapeutic and diagnostic protocol for managing children with relapsed obstruction of the pyeloureteral segment after ureteropyeloplasty has stimulated us to make a systematic review with meta-analysis on publications that studied indications and effectiveness of resection and endopyelotomic techniques.</p> <p><bold>Material and methods.</bold> Primary selection found 276 and 1470 sources in PubMed and Google Scholar database. After reviewing them, five publications were taken for the analysis. The design of the articles was consistent with cohort studies.</p> <p><bold>Results.</bold> The total number of patients with recurrent hydronephrosis was 156. All patients included in the review were children aged from 0 to 18 years. The present trial compared the effectiveness of resection and endopyelotomic techniques in treating recurrent hydronephrosis in children. When evaluating fixed effects in the model, the resection techniques showed a statistically significant increase in the weighted average risk of favorable outcomes by 68% (p = 0.001). The average follow-up period of patients after endopyelotomies was 36.6 months, and after resection pyeloplasty – 45.3 months. While analyzing complications, the majority of them predominated in the resection techniques. However, while performing the meta-analysis, this parameter turned out to be statistically insignificant (p = 0.55).</p> <p><bold>Conclusion. </bold>The results obtained emphasize high effectiveness of resection techniques as a method for treating recurrent hydronephrosis in children; however, due to high heterogeneity of studies and due to the risk of publication bias, this systematic review requires inclusion of more studies with detailed characteristics of patients and static justification of curative modalities.</p></abstract><trans-abstract xml:lang="ru"><p><bold>Введение.</bold> Отсутствие единого лечебно-диагностического протокола ведения детей с повторной обструкцией пиелоуретерального сегмента после уретеропиелопластики побудило нас провести систематический обзор с мета-анализом публикаций, в которых изучались показания и эффективность резекционных и эндопиелотомических методов.</p> <p><bold>Материал и методы. </bold>При первичном отборе было найдено 276 и 1470 результатов с помощью баз данных PubMed и Google Scholar соответственно. Из первоначально идентифицированных результатов поиска проведён анализ 5 статей. Дизайн статей соответствовал когортным исследованиям.</p> <p><bold>Результаты. </bold>Общее количество пациентов с рецидивом гидронефроза составило 156. Все включённые в настоящий обзор пациенты были детьми от 0 до 18 лет. В исследованиях проводилось сравнение успешности резекционных и эндопиелотомических методов лечения рецидива гидронефроза у детей. Применение первых сопровождалось статистически значимым возрастанием средневзвешенного риска благоприятного исхода на 68% (p = 0,001) при оценке в модели фиксированных эффектов. Средний срок наблюдения пациентов после эндопиелотомий составил 36,6 мес, в то время как после резекционных пиелопластик – 45,3 мес. При анализе осложнений превалирующее большинство пришлось на долю резекционных методов. Однако при выполнении мета-анализа данный факт оказался статистически не значимым (p = 0,55).</p> <p><bold>Заключение. </bold>Полученные результаты подчёркивают высокую эффективность резекционных методик в качестве метода лечения рецидива гидронефроза у детей, однако, в связи с высокой гетерогенностью исследований и риском публикационного смещения, данный систематический обзор требует включения большего количества исследований с развёрнутой характеристикой пациентов и статическим обоснованием методов лечения.</p></trans-abstract><kwd-group xml:lang="en"><kwd>congenital hydronephrosis</kwd><kwd>children</kwd><kwd>hydronephrosis relapse</kwd><kwd>failed pyeloplasty</kwd><kwd>re-obstruction of ureteropelvic junction</kwd><kwd>secondary obstruction of pyeloureteral segment</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>врождённый гидронефроз у детей</kwd><kwd>рецидив гидронефроза у детей</kwd><kwd>неудачная пиелопластика</kwd><kwd>повторная обструкция пиелоуретерального сегмента</kwd><kwd>вторичная обструкция пиелоуретерального сегмента</kwd></kwd-group><funding-group/></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Abdel-Karim A.M., Fahmy A., Moussa A., Rashad H., Elbadry M., Badawy H., Hammady A. 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