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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">oncotomsk</journal-id><journal-title-group><journal-title xml:lang="ru">Сибирский онкологический журнал</journal-title><trans-title-group xml:lang="en"><trans-title>Siberian journal of oncology</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1814-4861</issn><issn pub-type="epub">2312-3168</issn><publisher><publisher-name>Tomsk National Research Medical Сепtеr of the Russian Academy of Sciences</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.21294/1814-4861-2023-22-3-57-65</article-id><article-id custom-type="elpub" pub-id-type="custom">oncotomsk-2603</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>КЛИНИЧЕСКИЕ ИССЛЕДОВАНИЯ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>CLINICAL STUDIES</subject></subj-group></article-categories><title-group><article-title>Осуществимость одновременного интегрированного буста для высокодозного лечения рака предстательной железы высокого риска</article-title><trans-title-group xml:lang="en"><trans-title>Feasibility of simultaneous integrated boost for high-dose treatment of high-risk prostate cancer</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-8251-2138</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Сухих</surname><given-names>Е. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Sukhikh</surname><given-names>E. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Сухих Евгения Сергеевна - кандидат физико-математических наук, директор научно-образовательного центра «Технологический референсный центр ионизирующего излучения в радиологии, лучевой терапии и ядерной медицине», ФГАОУ ВО «НИ ТПУ»; научный сотрудник отделения радиотерапии, НИИ онкологии, Томский НИМЦ РАН.</p><p>634050, Томск, пр. Ленина, 30; 634009, Томск, пер. Кооперативный, 5</p><p>Author ID (Scopus): 57200560611</p></bio><bio xml:lang="en"><p>Evgeniya S. Sukhikh - PhD, Head of the Technological Reference Center for Ionizing Radiation in Radiology, Radiation Therapy and Nuclear Medicine, Tomsk Polytechnic University; Researcher of the Radiotherapy Department, Cancer Research Institute, Tomsk National Research Medical Center, Russian Academy of Sciences.</p><p>30, Lenin Ave., 634050, Tomsk; 5, Kooperativny St., 634009, Tomsk</p><p>Author ID (Scopus): 57200560611</p></bio><email xlink:type="simple">e.s.sukhikh@gmail.com</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-9406-6021</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Сухих</surname><given-names>Л. Г.</given-names></name><name name-style="western" xml:lang="en"><surname>Sukhikh</surname><given-names>L. G.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Сухих Леонид Григорьевич - доктор физико-математических наук, проректор по науке и трансферу технологий.</p><p>634050, Томск, пр. Ленина, 30</p><p>Researcher ID (WOS): I-5274-2013; Author ID (Scopus): 14828396300</p></bio><bio xml:lang="en"><p>Leonid G. Sukhikh - DSc, Vice Rector for Science and Technology Transfer, Tomsk Polytechnic University.</p><p>30, Lenin Ave., 634050, Tomsk</p><p>Researcher ID: I-5274-2013; Author ID (Scopus): 14828396300</p></bio><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Талецкий</surname><given-names>А. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Taletsky</surname><given-names>A. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Талецкий Александр Владимирович - врач-радиотерапевт.</p><p>634050, Томск, пр. Ленина, 115</p></bio><bio xml:lang="en"><p>Alexander V. Taletsky - MD, Radiotherapist, Tomsk Regional Oncological Dispensary.</p><p>115, Lenina Ave., 634050, Tomsk</p></bio><xref ref-type="aff" rid="aff-3"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-4345-7719</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Старцева</surname><given-names>Ж. A.</given-names></name><name name-style="western" xml:lang="en"><surname>Startseva</surname><given-names>Zh. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Старцева Жанна Александровна - доктор медицинских наук, профессор РАН, главный внештатный радиотерапевт по Сибирскому федеральному округу, заведующая отделением радиотерапии.</p><p>634009, Томск, пер. Кооперативный, 5</p><p>Author ID (Scopus): 6506368484</p></bio><bio xml:lang="en"><p>Zhanna A. Startseva - MD, DSc, Professor of the Russian Academy of Sciences, Chief Freelance Radiotherapist in the Siberian Federal District, Head of the Radiotherapy Department, Cancer Research Institute, Tomsk National Research Medical Center, Russian Academy of Sciences.</p><p>5, Kooperativny St., 634009, Tomsk</p><p>Author ID (Scopus): 6506368484</p></bio><xref ref-type="aff" rid="aff-4"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Верхотурова</surname><given-names>В. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Verkhoturova</surname><given-names>V. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Верхотурова Вера Викторовна - кандидат исторических наук, исполняющая обязанности руководителя научно-образовательного центра международного ядерного образования и карьерного сопровождения иностранных студентов.</p><p>634050, Томск, пр. Ленина, 30</p><p>Author ID (Scopus): 57189517036</p></bio><bio xml:lang="en"><p>Vera V. Verkhoturova - PhD, Acting Head, Scientific and Educational Center for International Nuclear Education and Career Support for Foreign Students, Tomsk Polytechnic University.</p><p>30, Lenin Ave., 634050, Tomsk</p><p>Author ID (Scopus): 57189517036</p></bio><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Розанов</surname><given-names>В. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Rozanov</surname><given-names>V. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Розанов Владимир Викторович - доктор биологических наук, профессор, ведущий научный сотрудник физического факультета, ФГБОУ ВО «МГУ им. М.В. Ломоносова»; заведующий лабораторией, ФГБНУ «Всероссийский НИИ лекарственных и ароматических растений».</p><p>119991, Москва, Ленинские горы, 1; 117216, Москва, ул. Грина, 7</p><p>Author ID (Scopus): 31367574400</p></bio><bio xml:lang="en"><p>Vladimir V. Rozanov - Professor, Leading Researcher, Faculty of Physics, Lomonosov Moscow State University; Head of Laboratory, All-Russian Research Institute of Medicinal and Aromatic Plants.</p><p>1, Leninskie Gory, 119991, Moscow; 7, Grina St., 117216, Moscow</p><p>Author ID (Scopus): 31367574400</p></bio><xref ref-type="aff" rid="aff-5"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-0257-6017</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Селихова</surname><given-names>Е. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Selikhova</surname><given-names>E. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Селихова Екатерина Александровна - техник, ОГАУЗ «ТООД»; аспирант, ФГАОУ ВО «НИ ТПУ».</p><p>634050, Томск, пр. Ленина, 30; 634050, Томск, пр. Ленина, 115</p><p>Author ID (Scopus): 57194633777</p></bio><bio xml:lang="en"><p>Ekaterina A. Selikhova - Technician, Tomsk Regional Oncological Dispensary; postgraduate student, Tomsk Polytechnic University.</p><p>30, Lenin Ave., 634050, Tomsk; 115, Lenina Ave., 634050, Tomsk</p><p>Author ID (Scopus): 57194633777</p></bio><xref ref-type="aff" rid="aff-6"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>ФГАОУ ВО «Национальный исследовательский Томский политехнический университет»; Научно-исследовательский институт онкологии, Томский национальный исследовательский медицинский центр Российской академии наук</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Tomsk Polytechnic University; Cancer Research Institute, Tomsk National Research Medical Center, Russian Academy of Sciences</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>ФГАОУ ВО «Национальный исследовательский Томский политехнический университет»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Tomsk Polytechnic University</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-3"><aff xml:lang="ru"><institution>ОГАУЗ «Томский областной онкологический диспансер»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Tomsk Regional Oncological Dispensary</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-4"><aff xml:lang="ru"><institution>Научно-исследовательский институт онкологии, Томский национальный исследовательский медицинский центр Российской академии наук</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Cancer Research Institute, Tomsk National Research Medical Center, Russian Academy of Sciences</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-5"><aff xml:lang="ru"><institution>ФГБОУ ВО «Московский государственный университет имени М.В. Ломоносова»; ФГБНУ «Всероссийский научно-исследовательский институт лекарственных и ароматических растений»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Lomonosov Moscow State University; All-Russian Research Institute of Medicinal and Aromatic Plants</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-6"><aff xml:lang="ru"><institution>ФГАОУ ВО «Национальный исследовательский Томский политехнический университет»; ОГАУЗ «Томский областной онкологический диспансер»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Tomsk Polytechnic University; Tomsk Regional Oncological Dispensary</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2023</year></pub-date><pub-date pub-type="epub"><day>29</day><month>06</month><year>2023</year></pub-date><volume>22</volume><issue>3</issue><fpage>57</fpage><lpage>65</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Сухих Е.С., Сухих Л.Г., Талецкий А.В., Старцева Ж.A., Верхотурова В.В., Розанов В.В., Селихова Е.А., 2023</copyright-statement><copyright-year>2023</copyright-year><copyright-holder xml:lang="ru">Сухих Е.С., Сухих Л.Г., Талецкий А.В., Старцева Ж.A., Верхотурова В.В., Розанов В.В., Селихова Е.А.</copyright-holder><copyright-holder xml:lang="en">Sukhikh E.S., Sukhikh L.G., Taletsky A.V., Startseva Z.A., Verkhoturova V.V., Rozanov V.V., Selikhova E.A.</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.siboncoj.ru/jour/article/view/2603">https://www.siboncoj.ru/jour/article/view/2603</self-uri><abstract><p>Введение. Лучевая терапия рака предстательной железы высокого риска является важной проблемой клинической онкологии. Повышение эффективности лечения связано с увеличением подводимой дозы и профилактическим облучением лимфатических узлов, поэтому необходима разработка новых схем лечения. Одновременная интегрированная буст-методика на основе ротационной лучевой терапии с модуляцией интенсивности излучения является способом выполнения обоих условий. Материал и методы. Анатомические данные 10 пациентов с раком предстательной железы высокого риска были использованы для дозиметрического планирования лечения. Рассматривались как метод одновременного интегрированного буста, так и метод последовательного буста. Целью планирования было облучение предстательной железы до эквивалентной дозы EQD2=96 Гр (α/β=1,5 Гр), семенных пузырьков - до EQD2=62,5 Гр и лимфатических узлов - до EQD2=50 Гр без негативного влияния на органы риска, в основном на мочевой пузырь и прямую кишку. Облучение проводилось на основе ротационной лучевой терапии с модуляцией интенсивности излучения с двумя частично компланарными арками и двумя поворотами на арку. Полученные распределения дозы сравнивались с гистограммами «доза-объем» и эквивалентной равномерной дозы (EUD). Результаты. В случае последовательного буста минимальная доза в предстательной железе была равна 95,9 ± 2,1 Гр, EUD=104,9 ± 1,7 Гр. Доза в мочевом пузыре в 2 cm3 (D2cc) составила 97,4 ± 2,0 Гр, вероятность осложнений со стороны нормальной ткани - NTCP=1,64 %. Доза в прямой кишке составила D2cc =103,4 ± 9,2 Гр, NTCP=27.4 %. В случае одновременного интегрированного усиления минимальная доза в простате была равна 90,4 ± 2,3 Гр, EUD=103,9 ± 1,3 Гр. Доза в мочевом пузыре составила D2cc =96,1 ± 5,2 Гр, NTCP=0,176 ± 0,132 %, в прямой кишке - D2cc=81,1 ± 6,0 Гр, NTCP=2,34 ± 1,92 %. Заключение. Ротационная лучевая терапия с модуляцией интенсивности излучения с одновременным интегрированным бустом показала возможность одновременного облучения предстательной железы, семенных пузырьков и лимфатических узлов до предписанных значений дозы без значительного переоблучения органов риска. Значения дозы в опухоли, такие как EUD=103,9 ± 1 ,3 Гр, наряду с профилактическим облучением лимфатических узлов, могут привести к более высокому значению вероятности контроля опухоли и должны быть рассмотрены для клинических испытаний.</p></abstract><trans-abstract xml:lang="en"><p>Background. Radiation therapy for high-risk prostate cancer presents a challenge for cancer radiotherapists. The improvement of treatment outcomes is associated with radiation dose escalation and prophylactic irradiation of lymph nodes, therefore, the development of the new treatment schemes is needed. Simultaneous integrated boost technique based on the volumetric modulated arc therapy is the most efficient treatment option. Material and Methods. The anatomical data of 10 patients with high-risk prostate cancer was used for dosimetry-based treatment planning. Both simultaneous integrated boost and sequential boost technique were considered. The treatment planning goal was to deliver the equivalent dose of 96 Gy at 2 Gy per fraction (EQD2=96 Gy) (α/β=1.5 Gy) to the prostate, EQD2=62.5 Gy to the seminal vesicles and EQD2=50 Gy to lymph nodes avoiding damaging the organs at risk, mainly the bladder and rectum. The irradiation was based on volumetric modulated arc therapy with two partially coplanar arcs and two rotations at each arc. The obtained dose distributions were compared with respect to dose-volume histograms and equivalent uniform doses (EUD). Results. In the case of sequential boost, the minimal dose delivered to the prostate was equal to 95.9 ± 2.1 Gy, EUD=104.9 ± 1.7 Gy. The dose delivered to 2 cm3 (D2cc) bladder was 97.4 ± 2.0 Gy. Normal tissue complication probability (NTCP) was 1.64 %. The dose delivered to 2 cm3 (D2cc) rectum was 103.4 ± 9.2 Gy and NTCP was 27.4 %. In the case of simultaneous integrated boost, the minimal dose delivered to the prostate was equal to 90.4 ± 2.3 Gy, EUD=103.9 ± 1.3 Gy. The bladder dose was as high as D2cc=96.1 ± 5.2 Gy, NTCP=0.176 ± 0.132 %, the rectum dose - D2cc=81.1 ± 6.0 Gy, NTCP=2.34 ± 1.92 %. Conclusion. Volumetric modulated arc therapy along with simultaneous integrated boost have shown the feasibility of simultaneous irradiation of the prostate, seminal vesicles and lymph nodes up to the prescribed dose values without significant over irradiation of the organs at risk (OARs). Dose values in the tumor as high as EUD=103.9 ± 1.3 Gy along with prophylactic irradiation of lymph nodes may result in higher tumor control probability value and should be considered for clinical trials.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>рак предстательной железы</kwd><kwd>ротационная лучевая терапия с модуляцией интенсивности излучения</kwd><kwd>гипофракционированная лучевая терапия</kwd><kwd>одновременный интегрированный буст</kwd><kwd>высокий риск</kwd></kwd-group><kwd-group xml:lang="en"><kwd>prostate cancer</kwd><kwd>volumetric modulated arc therapy</kwd><kwd>hypofractionated radiotherapy</kwd><kwd>simultaneous integrated boost</kwd><kwd>high risk</kwd></kwd-group><funding-group><funding-statement xml:lang="ru">Работа частично поддержана Программой развития Томского политехнического университета «Приоритет 2030».</funding-statement><funding-statement xml:lang="en">This work has been partly supported by the Tomsk Polytechnic University Development Programme “Priority 2030”.</funding-statement></funding-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Heidenreich A., Bastian P.J., Bellmunt J., Bolla M., Joniau S., van der Kwast T., Mason M., Matveev V., Wiegel T., Zatton. 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