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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="research-article" dtd-version="1.2" xml:lang="en"><front><journal-meta><journal-id journal-id-type="publisher-id">Russian Journal of Pediatric Surgery, Anesthesia and Intensive Care</journal-id><journal-title-group><journal-title xml:lang="en">Russian Journal of Pediatric Surgery, Anesthesia and Intensive Care</journal-title><trans-title-group xml:lang="ru"><trans-title>Российский вестник детской хирургии, анестезиологии и реаниматологии</trans-title></trans-title-group></journal-title-group><issn publication-format="print">2219-4061</issn><issn publication-format="electronic">2587-6554</issn><publisher><publisher-name xml:lang="en">Eco-Vector</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">1793</article-id><article-id pub-id-type="doi">10.17816/psaic1793</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>Case reports</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>Клинические случаи</subject></subj-group><subj-group subj-group-type="article-type"><subject>Research Article</subject></subj-group></article-categories><title-group><article-title xml:lang="en">Laparoscopic retrocaval ureteroplasty in a child with combined urodynamic disorders</article-title><trans-title-group xml:lang="ru"><trans-title>Лапароскопическая пластика ретрокавального мочеточника у ребенка с сочетанными нарушениями уродинамики</trans-title></trans-title-group><trans-title-group xml:lang="zh"><trans-title>腹腔镜后腔输尿管成形术在治疗一名合并尿动力学复杂障碍的儿童身上的应用</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-8267-0205</contrib-id><contrib-id contrib-id-type="spin">9226-2200</contrib-id><name-alternatives><name xml:lang="en"><surname>Airyan</surname><given-names>Eduard K.</given-names></name><name xml:lang="ru"><surname>Айрян</surname><given-names>Эдуард Каренович</given-names></name><name xml:lang="zh"><surname>Airyan</surname><given-names>Eduard K.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, Cand. Sci. (Medicine), Associate Professor</p></bio><bio xml:lang="ru"><p>канд. мед. наук, доцент</p></bio><bio xml:lang="zh"><p>MD, Cand. Sci. (Medicine), Associate Professor</p></bio><email>edikayryan@mail.ru</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/0000-0002-0788-9354</contrib-id><contrib-id contrib-id-type="spin">5568-8660</contrib-id><name-alternatives><name xml:lang="en"><surname>Demidov</surname><given-names>Aleksandr A.</given-names></name><name xml:lang="ru"><surname>Демидов</surname><given-names>Александр Александрович</given-names></name><name xml:lang="zh"><surname>Demidov</surname><given-names>Aleksandr A.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, Cand. Sci. (Medicine)</p></bio><bio xml:lang="ru"><p>канд. мед. наук</p></bio><bio xml:lang="zh"><p>MD, Cand. Sci. (Medicine)</p></bio><email>demidoval10@list.ru</email><xref ref-type="aff" rid="aff3"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-9528-7056</contrib-id><contrib-id contrib-id-type="spin">5517-1191</contrib-id><name-alternatives><name xml:lang="en"><surname>Staroverov</surname><given-names>Oleg V.</given-names></name><name xml:lang="ru"><surname>Староверов</surname><given-names>Олег Васильевич</given-names></name><name xml:lang="zh"><surname>Staroverov</surname><given-names>Oleg V.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, Cand. Sci. (Medicine)</p></bio><bio xml:lang="ru"><p>канд. мед. наук</p></bio><bio xml:lang="zh"><p>MD, Cand. Sci. (Medicine)</p></bio><email>staroverov2002@mail.ru</email><xref ref-type="aff" rid="aff4"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-5957-7037</contrib-id><contrib-id contrib-id-type="spin">7990-4317</contrib-id><name-alternatives><name xml:lang="en"><surname>Kuzovleva</surname><given-names>Galina I.</given-names></name><name xml:lang="ru"><surname>Кузовлева</surname><given-names>Галина Игоревна</given-names></name><name xml:lang="zh"><surname>Kuzovleva</surname><given-names>Galina I.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, Cand. Sci. (Medicine)</p></bio><bio xml:lang="ru"><p>канд. мед. наук</p></bio><bio xml:lang="zh"><p>MD, Cand. Sci. (Medicine)</p></bio><email>dr.gala@mail.ru</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/0009-0005-7723-239X</contrib-id><name-alternatives><name xml:lang="en"><surname>Yarkaeva</surname><given-names>Lenara R.</given-names></name><name xml:lang="ru"><surname>Яркаева</surname><given-names>Ленара Равилевна</given-names></name><name xml:lang="zh"><surname>Yarkaeva</surname><given-names>Lenara R.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD</p></bio><bio xml:lang="zh"><p>MD</p></bio><email>lenaraviii@yandex.ru</email><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">I.M. Sechenov First Moscow State Medical (Sechenov University)</institution></aff><aff><institution xml:lang="ru">Первый Московский государственный медицинский университет им. И.М. Сеченова (Сеченовский Университет)</institution></aff><aff><institution xml:lang="zh">I.M. Sechenov First Moscow State Medical (Sechenov University)</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">Speransky Children’s Hospital No. 9</institution></aff><aff><institution xml:lang="ru">Детская городская клиническая больница № 9 им. Г.Н. Сперанского</institution></aff><aff><institution xml:lang="zh">Speransky Children’s Hospital No. 9</institution></aff></aff-alternatives><aff-alternatives id="aff3"><aff><institution xml:lang="en">Pirogov Russian National Research Medical University</institution></aff><aff><institution xml:lang="ru">Российский национальный исследовательский медицинский университет им. Н.И. Пирогова</institution></aff><aff><institution xml:lang="zh">Pirogov Russian National Research Medical University</institution></aff></aff-alternatives><aff-alternatives id="aff4"><aff><institution xml:lang="en">Speransky Children’s Hospital No. 9, Moscow</institution></aff><aff><institution xml:lang="ru">Детская городская клиническая больница № 9 им. Г.Н. Сперанского</institution></aff><aff><institution xml:lang="zh">Speransky Children’s Hospital No. 9, Moscow</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2024-07-16" publication-format="electronic"><day>16</day><month>07</month><year>2024</year></pub-date><volume>14</volume><issue>2</issue><issue-title xml:lang="en"/><issue-title xml:lang="ru"/><fpage>277</fpage><lpage>283</lpage><history><date date-type="received" iso-8601-date="2024-03-11"><day>11</day><month>03</month><year>2024</year></date><date date-type="accepted" iso-8601-date="2024-05-15"><day>15</day><month>05</month><year>2024</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2024, Eco-Vector</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2024, Эко-Вектор</copyright-statement><copyright-statement xml:lang="zh">Copyright ©; 2024,</copyright-statement><copyright-year>2024</copyright-year><copyright-holder xml:lang="en">Eco-Vector</copyright-holder><copyright-holder xml:lang="ru">Эко-Вектор</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/">https://creativecommons.org/licenses/by-nc-nd/4.0</ali:license_ref></license></permissions><self-uri xlink:href="https://rps-journal.ru/jour/article/view/1793">https://rps-journal.ru/jour/article/view/1793</self-uri><abstract xml:lang="en"><p>Retrocaval location of the ureter in combination with aberrant renal vessels is a rare and complex urinary system malformation that requires careful verification. Currently, the most appropriate method for diagnosing retrocaval ureter is contrast-enhanced computed tomography. With the development of hydronephrosis or ureterohydronephrosis, the patient underwent laparoscopic ureteroplasty. Surgical treatment of retrocaval ureter involves resection of the altered ureter or pelvic–ureter segment with the formation of uretero-ureteral anastomosis or ureteropieloanastomosis anterior to the inferior vena cava. This article presents a successful laparoscopic ureteroplasty in a child with complex urodynamics of the urinary tract. Considering the presence of two levels of ureteral vascular crossing in the clinical example, pyelo-ureteral segment was performed to relocate the ureter in front of the inferior vena cava and aberrant inferior polar vessels. The patient was discharged in satisfactory condition to the outpatient stage of treatment, with subsequent hospitalization in the urological department. Retrocaval location of the ureter in combination with aberrant renal vessels is a rare congenital anomaly that requires prompt examination in a specialized clinic and an individual examination and treatment plan.</p></abstract><trans-abstract xml:lang="ru"><p>Ретрокавальное расположение мочеточника в сочетании с аберрантными сосудами почки крайне редкий и сложный порок развития мочевой системы, требующий тщательной верификации. В настоящее время наиболее информативным методом диагностики ретрокавального мочеточника является компьютерная томография (КТ) с контрастным усилением. При нарастании гидронефроза или уретерогидронефроза пациенту показано оперативное лечение — лапароскопическая пластика мочеточника. Оперативный прием при ретрокавальном мочеточнике заключается в резекции измененного участка мочеточника с формированием уретероуретероанастомоза или уретеропиелоанастомоза кпереди от нижней полой вены. В данной статье представлен успешный опыт лапароскопической пластики мочеточника у ребенка 7 лет, со сложной уродинамикой мочевых путей. Учитывая наличие двух уровней сосудистого перекреста мочеточника нами выполнена резекция пиелоуретерального сегмента для перемещения мочеточника перед нижней полой веной и аберрантными нижнеполярными сосудами. Пациент выписан в удовлетворительном состоянии на амбулаторный этап лечения, с последующей госпитализацией в урологическое отделение. Ретрокавальное расположение мочеточника в сочетании с аберрантными сосудами почки, множественными пороками развития — редкая врожденная аномалия, требующая безотлагательного и тщательного обследования в условиях специализированной клиники и составления индивидуального плана лечения.</p></trans-abstract><trans-abstract xml:lang="zh"><p>输尿管后腔位置合并肾血管异常是一种极其罕见和复杂的泌尿系统畸形，需要仔细核实。目前，诊断后腔输尿管最有参考价值的方法是造影剂增强计算机断层扫描。如果肾积水或输尿管肾积水不断加重，患者应接受手术治疗，即腹腔镜输尿管成形术。后腔输尿管的手术方法是切除输尿管的改变部分，并在下腔静脉前方进行输尿管吻合术或输尿管肾盂吻合术。本文介绍了对一例患有复杂尿路尿动力学疾病的7岁儿童进行腹腔镜输尿管成形术的成功经验。鉴于输尿管存在两层血管交叉，我们对肾盂输尿管段进行了切除，将输尿管移至下腔静脉和异常下极血管前方。患者在门诊治疗后情况满意出院，随后在泌尿科住院治疗。输尿管后尿道位置合并肾血管畸形、多发性畸形是一种罕见的先天性畸形，需要立即到专科医院进行全面检查，并制定个性化的治疗方案。</p></trans-abstract><kwd-group xml:lang="en"><kwd>retrocaval ureter</kwd><kwd>aberrant vessel</kwd><kwd>hydronephrosis</kwd><kwd>urology</kwd><kwd>children</kwd><kwd>case report</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>ретрокавальный мочеточник</kwd><kwd>аберрантные сосуды почки</kwd><kwd>гидронефроз</kwd><kwd>урология</kwd><kwd>дети</kwd><kwd>клинический случай</kwd></kwd-group><kwd-group xml:lang="zh"><kwd>后尿道输尿管</kwd><kwd>肾血管异常</kwd><kwd>肾积水</kwd><kwd>泌尿外科</kwd><kwd>儿童</kwd><kwd>临床病例</kwd></kwd-group><funding-group/></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><citation-alternatives><mixed-citation xml:lang="en">Hostiuc S, Rusu MC, Negoi I, et al. 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