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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">Cancer Urology</journal-id><journal-title-group><journal-title xml:lang="en">Cancer Urology</journal-title><trans-title-group xml:lang="ru"><trans-title>Онкоурология</trans-title></trans-title-group></journal-title-group><issn publication-format="print">1726-9776</issn><issn publication-format="electronic">1996-1812</issn><publisher><publisher-name xml:lang="en">Publishing House ABV Press</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">1572</article-id><article-id pub-id-type="doi">10.17650/1726-9776-2022-18-3-116-122</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>CLINICAL NOTES</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></subject></subj-group></article-categories><title-group><article-title xml:lang="en">Laparoscopic resection of localized tumors of horseshoe kidney parenchyma using 3D printing: clinical observation</article-title><trans-title-group xml:lang="ru"><trans-title>Лапароскопическая резекция локализованных образований паренхимы подковообразной почки с использованием 3D-печати: клиническое наблюдение</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-6419-0155</contrib-id><name-alternatives><name xml:lang="en"><surname>Sirota</surname><given-names>E. S.</given-names></name><name xml:lang="ru"><surname>Сирота</surname><given-names>Е. С.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p><bold>Evgeniy Sergeevich Sirota</bold></p><p><italic>Build. 1, 2 Bol’shaya Pirogovskaya St., Moscow 119435</italic></p><p><italic> </italic></p></bio><bio xml:lang="ru"><p><bold>Евгений Сергеевич Сирота</bold></p><p><italic>119435 Москва, ул. Большая Пироговская, 2, стр. 1</italic></p></bio><email>essirota@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Alyaev</surname><given-names>Yu. G.</given-names></name><name xml:lang="ru"><surname>Аляев</surname><given-names>Ю. Г.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p><italic>Build. 1, 2 Bol’shaya Pirogovskaya St., Moscow 119435</italic></p></bio><bio xml:lang="ru"><p><italic>119435 Москва, ул. Большая Пироговская, 2, стр. 1</italic></p></bio><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Rapоport</surname><given-names>L. M.</given-names></name><name xml:lang="ru"><surname>Рапопорт</surname><given-names>Л. М.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p><italic>Build. 1, 2 Bol’shaya Pirogovskaya St., Moscow 119435</italic></p></bio><bio xml:lang="ru"><p><italic>119435 Москва, ул. Большая Пироговская, 2, стр. 1</italic></p></bio><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-3608-8759</contrib-id><name-alternatives><name xml:lang="en"><surname>Tsarichenko</surname><given-names>D. G.</given-names></name><name xml:lang="ru"><surname>Цариченко</surname><given-names>Д. Г.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p><italic>Build. 1, 2 Bol’shaya Pirogovskaya St., Moscow 119435</italic></p></bio><bio xml:lang="ru"><p><italic>119435 Москва, ул. Большая Пироговская, 2, стр. 1</italic></p></bio><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Kasiteridi</surname><given-names>I. G.</given-names></name><name xml:lang="ru"><surname>Каситериди</surname><given-names>И. Г.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p><italic>Build. 1, 2 Bol’shaya Pirogovskaya St., Moscow 119435</italic></p></bio><bio xml:lang="ru"><p><italic>119435 Москва, ул. Большая Пироговская, 2, стр. 1</italic></p></bio><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Arutyunyan</surname><given-names>O. V.</given-names></name><name xml:lang="ru"><surname>Арутюнян</surname><given-names>О. В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p><italic>Build. 1, 2 Bol’shaya Pirogovskaya St., Moscow 119435</italic></p></bio><bio xml:lang="ru"><p><italic>119435 Москва, ул. Большая Пироговская, 2, стр. 1</italic></p></bio><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Institute of Urology and Reproductive Health, I.M. Sechenov First Moscow State Medical University, Ministry of Health of Russia (Sechenov University)</institution></aff><aff><institution xml:lang="ru">Институт урологии и репродуктивного здоровья человека ФГАОУ ВО Первый Московский государственный медицинский университет им. И.М. Сеченова Минздрава России (Сеченовский Университет)</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2022-12-10" publication-format="electronic"><day>10</day><month>12</month><year>2022</year></pub-date><volume>18</volume><issue>3</issue><issue-title xml:lang="en"/><issue-title xml:lang="ru"/><fpage>116</fpage><lpage>122</lpage><history><date date-type="received" iso-8601-date="2022-04-30"><day>30</day><month>04</month><year>2022</year></date><date date-type="accepted" iso-8601-date="2022-11-05"><day>05</day><month>11</month><year>2022</year></date></history><permissions><ali:free_to_read xmlns:ali="http://www.niso.org/schemas/ali/1.0/"/></permissions><self-uri xlink:href="https://oncourology.abvpress.ru/oncur/article/view/1572">https://oncourology.abvpress.ru/oncur/article/view/1572</self-uri><abstract xml:lang="en"><p>The use of 3D-computer technologies (3D-modeling, 3D-printing) in the surgical treatment of patients with kidney abnormalities contributes to a better understanding of anatomy at the preoperative planning stage and improves intraoperative navigation. We present a clinical observation using 3D-printing during performing organ-preserving laparoscopic surgery in a patient with localized formations of the horseshoe kidney parenchyma.</p></abstract><trans-abstract xml:lang="ru"><p>Использование трехмерных (3D) компьютерных технологий (3D-моделирование, 3D-печать) в хирургическом лечении пациентов с заболеваниями аномалийных почек способствует лучшему пониманию анатомии на этапе предоперационного планирования и улучшает интраоперационную навигацию. Мы приводим клиническое наблюдение с использованием 3D-печати при выполнении органосохраняющей операции из лапароскопического доступа у пациента с локализованными образованиями паренхимы аномалийной подковообразной почки.</p></trans-abstract><kwd-group xml:lang="en"><kwd>kidney cancer</kwd><kwd>3D-printing</kwd><kwd>partial nephrectomy</kwd><kwd>laparoscopy</kwd><kwd>horseshoe kidney</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>рак почки</kwd><kwd>3D-печать</kwd><kwd>резекция почки</kwd><kwd>лапароскопия</kwd><kwd>подковообразная почка</kwd></kwd-group><funding-group><funding-statement xml:lang="en">The work was performed without external funding.</funding-statement><funding-statement xml:lang="ru">Работа выполнена без спонсорской поддержки.</funding-statement></funding-group></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Kirkpatrick J.J., Leslie S.W. Horseshoe Kidney. 2022. In: StatPearls [Internet]. 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