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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">medalphabet</journal-id><journal-title-group><journal-title xml:lang="ru">Медицинский алфавит</journal-title><trans-title-group xml:lang="en"><trans-title>Medical alphabet</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2078-5631</issn><issn pub-type="epub">2949-2807</issn><publisher><publisher-name>ООО «Альфмед»</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.33667/2078-5631-2022-26-31-34</article-id><article-id custom-type="elpub" pub-id-type="custom">medalphabet-2844</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>Статьи</subject></subj-group></article-categories><title-group><article-title>Минимальная остаточная болезнь при В-линейном остром лимфобластном лейкозе: клиническое значение на постиндукционном этапе лечения</article-title><trans-title-group xml:lang="en"><trans-title>Minimal residual disease in B-precursor acute lymphoblastic leukemia: Clinical significance on post-induction treatment</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-8350-4153</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Шервашидзе</surname><given-names>М. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Shervashidze</surname><given-names>M. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Шервашидзе Мери Алексеевна, н. с. отделения химиотерапии гемобластозов № 1 НИИ детской онкологии и гематологии</p><p>Москва</p></bio><bio xml:lang="en"><p>Shervashidze Meri Al., research officer at Dept of Hemoblastoses Chemotherapy No. 1 of Pediatric Oncology and Hematology Research Institute</p><p>Moscow</p></bio><email xlink:type="simple">shervashidze85@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/0000-0002-1469-2365</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Валиев</surname><given-names>Т. Т.</given-names></name><name name-style="western" xml:lang="en"><surname>Valiev</surname><given-names>T. T.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Валиев Тимур Теймуразович, д. м. н., зав. отделением химиотерапии гемобластозов № 1 НИИ детской онкологии и гематологии; проф. кафедры онкологии</p><p>Москва</p></bio><bio xml:lang="en"><p>Valiev Timur T., DM Sci (habil.), head of Dept of Hemoblastoses Chemotherapy No. 1 of Pediatric Oncology and Hematology Research Institute</p><p>Moscow</p></bio><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-9400-7347</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Палладина</surname><given-names>А. Д.</given-names></name><name name-style="western" xml:lang="en"><surname>Palladina</surname><given-names>A. D.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Палладина Александра Дмитриевна, врач лаборатории иммунологии гемопоэза централизованного клинико-лабораторного отдела</p><p>Москва</p></bio><bio xml:lang="en"><p>Palladina Alexandra D., doctor at Haematopoiesis Immunology Laboratory of Centralized Clinical and Laboratory Dept</p><p>Moscow</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-2945-284X</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Киргизов</surname><given-names>К. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Kirgizov</surname><given-names>K. I.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Киргизов Кирилл Игоревич, к. м. н., зам. директора по научной работе НИИ детской онкологии и гематологии</p><p>Москва</p></bio><bio xml:lang="en"><p>Kirgizov Kirill I., PhD Med, deputy director for science of Pediatric Oncology and Hematology Research Institute</p><p>Moscow</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-3966-128X</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Тупицын</surname><given-names>Н. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Tupitsyn</surname><given-names>N. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Тупицын Николай Николаевич, д. м. н., проф., зав. лабораторией иммунологии гемопоэза централизованного клинико-лабораторного отдела</p><p>Москва</p></bio><bio xml:lang="en"><p>Tupitsyn Nikolai N., DM Sci (habil.), professor, head of Haematopoiesis Immunology Laboratory of Centralized Clinical and Laboratory Dept</p><p>Moscow</p></bio><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>ФГБУ «НМИЦ онкологии имени Н. Н. Блохина» Минздрава России</institution><country>Россия</country></aff><aff xml:lang="en"><institution>National Medical Research Centre of Oncology n. a. N. N. Blokhin</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>ФГБУ «НМИЦ онкологии имени Н. Н. Блохина» Минздрава России; ФГАОУ ВО «Первый Московский государственный медицинский университет имени И. М. Сеченова» Минздрава России</institution><country>Россия</country></aff><aff xml:lang="en"><institution>National Medical Research Centre of Oncology n. a. N. N. Blokhin;&#13;
First Moscow State Medical University n. a. I. M. Sechenov</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2022</year></pub-date><pub-date pub-type="epub"><day>23</day><month>11</month><year>2022</year></pub-date><volume>0</volume><issue>26</issue><issue-title>Диагностика и онкотерапия (3)</issue-title><fpage>31</fpage><lpage>34</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Шервашидзе М.А., Валиев Т.Т., Палладина А.Д., Киргизов К.И., Тупицын Н.Н., 2022</copyright-statement><copyright-year>2022</copyright-year><copyright-holder xml:lang="ru">Шервашидзе М.А., Валиев Т.Т., Палладина А.Д., Киргизов К.И., Тупицын Н.Н.</copyright-holder><copyright-holder xml:lang="en">Shervashidze M.A., Valiev T.T., Palladina A.D., Kirgizov K.I., Tupitsyn N.N.</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.med-alphabet.com/jour/article/view/2844">https://www.med-alphabet.com/jour/article/view/2844</self-uri><abstract><p>Оценка уровня минимальной остаточной болезни (МОБ) при остром лимфобластном лейкозе стала неотъемлемой частью комплексного определения эффективности проводимой противоопухолевой терапии. Нет сомнений в необходимости определения МОБ на этапе индукции ремиссии и перед проведением аллогенной трансплантации гемопоэтических стволовых клеток, тогда как прогностическое значение МОБ на постиндукционном этапе лечения продолжает активно изучаться.</p><sec><title>Цель исследования</title><p>Цель исследования. Оценить прогностическое значение МОБ на постиндукционном этапе лечения при ОЛЛ у детей.</p></sec><sec><title>Материалы и методы</title><p>Материалы и методы. С октября 2010 по сентябрь 2022 года в исследование включены 142 пациента детского возраста с впервые установленным диагнозом «В-линейный ОЛЛ». Лечение проводилось по протоколу ALL–IC BFM 2009.</p></sec><sec><title>Результаты</title><p>Результаты. Шестилетняя общая выживаемость (ОВ) для пациентов с МОБ-позитивным статусом на постиндукционном этапе лечения (78-й день) составила 90,8 ± 4,0 %, с МОБ-негативным – 91,1 ± 3,9 % (р = 0,8). БРВ при МОБ-позитивном статусе – 67,4 ± 11,6 %, МОБ-негативном – 88,9 ± 4,3 % (р = 0,03). БСВ при сохранении МОБ-позитивного статуса на 78-й день терапии составила 67,4 ± 11,6 %, МОБ-негативного – 87,5 ± 4,5 % (р = 0,06).</p></sec><sec><title>Заключение</title><p>Заключение. Показатели МОБ на этапе индукции ремиссии являются важным риск-стратифицирующим критерием при ОЛЛ у детей, тогда как прогностическое значение МОБ в постиндукционном периоде нуждается в дальнейшем изучении. Представленные нами данные позволили констатировать повышение частоты рецидивов на 21,5 % в группе больных с МОБ-позитивным статусом на 78-й день терапии. Показатели ОВ больных не различались в зависимости от уровня МОБ.</p></sec></abstract><trans-abstract xml:lang="en"><p>Minimal residual disease (MRD) assessment in patients with acute lymphoblastic leukemia (ALL) became an integral part of total evaluation of chemotherapy efficacy. No doubt, that it is necessary to evaluate MRD at remission induction and before allogenic stem cell transplantation, but MRD prognostic role at post-induction treatment is on-study.</p><sec><title>Aim</title><p>Aim. To evaluate a prognostic significance of MRD at post-induction treatment in pediatric patients with ALL.</p></sec><sec><title>Materials and methods</title><p>Materials and methods. From October 2010 to September 2022, there were 142 pediatric patients with primary diagnosed B-precursor ALL enrolled the study. All the patients were treated by ALL–IC BFM 2009 protocol.</p></sec><sec><title>Results</title><p>Results. 6-year overall survival (OS) for patients with MRD-positive status at post-induction treatment (78th day of therapy) was 90.8 ± 4.0 %, with MRD-negative – 91,1 ± 3.9 % (р = 0,8). Relapse-free survival (RFS) for MRD-positive – 67.4 ± 11.6 %, MRD-negative – 88.9 ± 4.3 % (р = 0,03). Event-free survival for MRD-positive – 67.4 ± 11.6 %, MRD-negative – 87,5 ± 4.5 % (р = 0,06).</p></sec><sec><title>Conclusion</title><p>Conclusion. MRD level at induction remission treatment is an important risk-stratified factor in pediatric patients with ALL, but prognostic significance of MRD at post-induction therapy is under investigation. Presented our data showed increased relapse incidence on 21.5 % in patients with MRDpositive status at 78th day of therapy. OS was the same and not depended on post-induction MRD-level.</p></sec></trans-abstract><kwd-group xml:lang="ru"><kwd>острый лимфобластный лейкоз</kwd><kwd>минимальная остаточная болезнь</kwd><kwd>лечение</kwd><kwd>дети</kwd></kwd-group><kwd-group xml:lang="en"><kwd>acute lymphoblastic leukemia</kwd><kwd>minimal residual disease</kwd><kwd>treatment</kwd><kwd>children</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">Campana D, Pui CH. Minimal residual disease-guided therapy in childhood acute lymphoblastic leukemia. Blood. 2017; 129 (14): 1913–1918. DOI: 10.1182/blood-2016–12–725804.</mixed-citation><mixed-citation xml:lang="en">Campana D, Pui CH. Minimal residual disease-guided therapy in childhood acute lymphoblastic leukemia. Blood. 2017; 129 (14): 1913–1918. 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