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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">10.33667/2078-5631-2025-33-7-12</article-id><article-id custom-type="elpub" pub-id-type="custom">medalphabet-4832</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>HER2-положительный метастатический рак желудка / кардио-эзофагеального перехода: сравнительный ретроспективный анализ режимов поддерживающей терапии трастузумабом</article-title><trans-title-group xml:lang="en"><trans-title>HER2-positive metastatic gastric / cardioesophageal junction cancer: a comparative retrospective analysis of trastuzumab maintenance therapy regimens</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0009-0004-6399-963X</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Абдулаева</surname><given-names>Р. Ш.</given-names></name><name name-style="western" xml:lang="en"><surname>Abdulaeva</surname><given-names>R. Sh.</given-names></name></name-alternatives><bio xml:lang="ru"><p>врач-онколог отделения противоопухолевой лекарственной терапии № 2 отдела лекарственных методов лечения НИИ КО им. Академика РАН и РАМН Н. Н. Трапезникова</p><p>Москва</p></bio><bio xml:lang="en"><p>oncologist at Dept of Antitumor Drug Therapy No. 2 of Dept of Drug Treatment Methods of N. N. Trapeznikov Research Institute of Cancer Treatment </p><p>Moscow</p></bio><email xlink:type="simple">ruutlevi@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/0009-0002-0387-0768</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Тимофеева</surname><given-names>Е. Ю.</given-names></name><name name-style="western" xml:lang="en"><surname>Timofeeva</surname><given-names>E. Yu.</given-names></name></name-alternatives><bio xml:lang="ru"><p>врач-ординатор</p><p>Москва</p></bio><bio xml:lang="en"><p>resident physician </p><p>Moscow</p></bio><email xlink:type="simple">katetimofeeva_04@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-9885-3922</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Обаревич</surname><given-names>Е. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Obarevich</surname><given-names>E. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>врач-онколог</p><p>Москва</p></bio><bio xml:lang="en"><p>oncologist </p><p>Moscow</p></bio><email xlink:type="simple">obarevich@list.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0009-0008-5996-6965</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Гаврилова</surname><given-names>Д. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Gavrilova</surname><given-names>D. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>врач-онколог</p><p>Москва</p></bio><bio xml:lang="en"><p>oncologist </p><p>Moscow</p></bio><email xlink:type="simple">da.gavrilova.onc@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/0000-0002-1693-0523</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Бесова</surname><given-names>Н. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Besova</surname><given-names>N. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>к. м. н., ведущий научный сотрудник, врач-онколог</p><p>Москва</p></bio><bio xml:lang="en"><p>PhD Med, leading researcher, oncologist </p><p>Moscow</p></bio><email xlink:type="simple">besovans@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-9732-4033</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Макиев</surname><given-names>Г. Г.</given-names></name><name name-style="western" xml:lang="en"><surname>Makiev</surname><given-names>G. G.</given-names></name></name-alternatives><bio xml:lang="ru"><p>врач-онколог</p><p>Москва</p></bio><bio xml:lang="en"><p>oncologist </p><p>Moscow</p></bio><email xlink:type="simple">g.makiev97@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/0000-0003-2245-214X</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Трякин</surname><given-names>А. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Tryakin</surname><given-names>A. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>д. м. н., профессор, заместитель директора (НИИ КО) по научной работе, заведующий отделением противоопухолевой лекарственной терапии № 2, врач-онколог</p><p>Москва</p></bio><bio xml:lang="en"><p>Dr Med Sci (habil.), professor, deputy director for Research (Research Institute of Oncology) and head of Dept of Antitumor Drug Therapy No. 2, oncologist</p><p>Moscow</p></bio><email xlink:type="simple">a.tryakin@ronc.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Евдокимов</surname><given-names>В. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Evdokimov</surname><given-names>V. I.</given-names></name></name-alternatives><bio xml:lang="ru"><p>врач-онколог, заведующий центром амбулаторной онкологической помощи</p><p>Москва, п. Коммунарка</p></bio><bio xml:lang="en"><p>oncologist, head of the Outpatient Oncology Care Center</p><p>Moscow, Kommunarka</p></bio><email xlink:type="simple">evdokimov.onco@gmail.com</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-9864-3837</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Покатаев</surname><given-names>И. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Pokataev</surname><given-names>I. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>д. м. н., руководитель службы химиотерапевтического лечения</p><p>Москва</p></bio><bio xml:lang="en"><p>Dr Med Sci (habil.), head of the Chemotherapy Treatment Service </p><p>Moscow</p></bio><email xlink:type="simple">pokia@mail.ru</email><xref ref-type="aff" rid="aff-3"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-4848-6938</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Жукова</surname><given-names>Л. Г.</given-names></name><name name-style="western" xml:lang="en"><surname>Zhukova</surname><given-names>L. G.</given-names></name></name-alternatives><bio xml:lang="ru"><p>д. м. н., член-корреспондент РАН, заместитель директора по научной работе</p><p>Москва</p></bio><bio xml:lang="en"><p>Dr Med Sci (habil.), RAS corresponding member, deputy director for Research </p><p>Moscow</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>Данилова</surname><given-names>А. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Danilova</surname><given-names>A. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>к. м. н., врач-онколог, заведующий отделением дневного стационара</p><p>Москва</p></bio><bio xml:lang="en"><p>PhD Med, oncologist, head of Day Hospital Dept </p><p>Moscow </p></bio><email xlink:type="simple">anastasia.danilova@gmail.com</email><xref ref-type="aff" rid="aff-5"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-5615-7806</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Федянин</surname><given-names>М. Ю.</given-names></name><name name-style="western" xml:lang="en"><surname>Fedyanin</surname><given-names>M. Yu.</given-names></name></name-alternatives><bio xml:lang="ru"><p>д. м. н., профессор, руководитель Службы химиотерапевтического лечения; старший научный сотрудник ООПЛТ № 2 НИИ клинической онкологии им. академика РАН и РАМН Н. Н. Трапезникова</p><p>Москва; Москва, п. Коммунарка</p></bio><bio xml:lang="en"><p>Dr Med Sci (habil.), professor, head of the Chemotherapy Treatment Service; senior researcher at Specialized Outpatient Clinical Oncology Dept No. 2 of N. N. Trapeznikov Research Institute of Clinical Oncology </p><p>Moscow; Moscow, Kommunarka</p></bio><email xlink:type="simple">fedianinmu@mail.ru</email><xref ref-type="aff" rid="aff-6"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-2776-4994</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Чепоров</surname><given-names>С. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Cheporov</surname><given-names>S. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>к. м. н., доцент; заведующий отделением</p><p>AuthorID: 723405. </p><p>ResearcherID Web of Science GLT-0576-2022.</p><p>Ярославль</p></bio><bio xml:lang="en"><p>PhD Med, associate professor; head of Dept </p><p>AuthorID: 723405.</p><p>ResearcherID Web of Science GLT-0576-2022.</p><p>Yaroslavl </p></bio><email xlink:type="simple">sergey.cheporov@rambler.ru</email><xref ref-type="aff" rid="aff-7"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0009-0001-9082-1755</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Осипов</surname><given-names>М. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Osipov</surname><given-names>M. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>к. м. н., заведующий 4-м химиотерапевтическим отделением</p><p>Нижний Новгород</p></bio><bio xml:lang="en"><p>PhD Med, head of Chemotherapy Dept No. 4 </p><p>Nizhny Novgorod </p></bio><email xlink:type="simple">ocipovmixail@mail.ru</email><xref ref-type="aff" rid="aff-8"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0009-0001-1356-3844</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Молодорина</surname><given-names>В. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Molodorina</surname><given-names>V. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>врач-онколог дневного стационара отделения противоопухолевой лекарственной терапии</p><p>Калининградская область, п. Родники</p></bio><bio xml:lang="en"><p>oncologist at Budgetary Health Care institution </p><p>Rodniki, Kaliningrad Region</p></bio><email xlink:type="simple">mos.valyaa@yandex.ru</email><xref ref-type="aff" rid="aff-9"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>ФГБУ «Национальный медицинский исследовательский центр онкологии им. Н. Н. Блохина» Минздрава России</institution><country>Россия</country></aff><aff xml:lang="en"><institution>N. N. Blokhin National Medical Research Center of Oncology</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>ГБУЗ «Московский многопрофильный клинический центр „Коммунарка“ Департамента здравоохранения г. Москвы»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Moscow Multidisciplinary Clinical Center «Kommunarka»</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-3"><aff xml:lang="ru"><institution>Филиал «Онкологический центр No 1 Городской клинической больницы им. С. С. Юдина Департамента здравоохранения г. Москвы»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Branch of the Oncology Center No. 1 of the S. S. Yudin City Clinical Hospital</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-4"><aff xml:lang="ru"><institution>ГБУЗ «Московский клинический научно-практический центр им. А. С. Логинова Департамента здравоохранения г. Москвы»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>A. S. Loginov Moscow Clinical Scientific and Practical Center</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-5"><aff xml:lang="ru"><institution>ГБУЗ «Московская городская онкологическая больница № 62 Департамента здравоохранения г. Москвы»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Moscow City Oncology Hospital No. 62</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-6"><aff xml:lang="ru"><institution>ФГБУ «Национальный медицинский исследовательский центр онкологии им. Н. Н. Блохина» Минздрава России; ГБУЗ «Московский многопрофильный клинический центр „Коммунарка“ Департамента здравоохранения г. Москвы»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>N. N. Blokhin National Medical Research Center of Oncology; &#13;
Moscow Multidisciplinary Clinical Center «Kommunarka»</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-7"><aff xml:lang="ru"><institution>ГБУЗ ЯО «Ярославская областная клиническая онкологическая больница»; ФГБОУ ВО «Ярославский государственный медицинский университет» Минздрава России</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Yaroslavl Regional Clinical Oncology Hospital; Yaroslavl State Medical University</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-8"><aff xml:lang="ru"><institution>ГБУЗ НО «Нижегородский областной клинический онкологический диспансер»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Nizhny Novgorod Regional Clinical Oncology Dispensary</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-9"><aff xml:lang="ru"><institution>ГБУЗ «Онкологический центр Калининградской области»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Kaliningrad Region Oncology Center</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2025</year></pub-date><pub-date pub-type="epub"><day>21</day><month>01</month><year>2026</year></pub-date><volume>0</volume><issue>33</issue><issue-title>«Диагностика и онкотерапия» (4)</issue-title><fpage>7</fpage><lpage>12</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Абдулаева Р.Ш., Тимофеева Е.Ю., Обаревич Е.С., Гаврилова Д.А., Бесова Н.С., Макиев Г.Г., Трякин А.А., Евдокимов В.И., Покатаев И.А., Жукова Л.Г., Данилова А.С., Федянин М.Ю., Чепоров С.В., Осипов М.А., Молодорина В.В., 2026</copyright-statement><copyright-year>2026</copyright-year><copyright-holder xml:lang="ru">Абдулаева Р.Ш., Тимофеева Е.Ю., Обаревич Е.С., Гаврилова Д.А., Бесова Н.С., Макиев Г.Г., Трякин А.А., Евдокимов В.И., Покатаев И.А., Жукова Л.Г., Данилова А.С., Федянин М.Ю., Чепоров С.В., Осипов М.А., Молодорина В.В.</copyright-holder><copyright-holder xml:lang="en">Abdulaeva R.S., Timofeeva E.Y., Obarevich E.S., Gavrilova D.A., Besova N.S., Makiev G.G., Tryakin A.A., Evdokimov V.I., Pokataev I.A., Zhukova L.G., Danilova A.S., Fedyanin M.Y., Cheporov S.V., Osipov M.A., Molodorina V.V.</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/4832">https://www.med-alphabet.com/jour/article/view/4832</self-uri><abstract><sec><title>Цель</title><p>Цель: оценить эффективность и безопасность различных режимов поддерживающей терапии у пациентов с HER2-положительным метастатическим раком желудка/кардиоэзофагеального перехода.</p></sec><sec><title>Материалы и методы</title><p>Материалы и методы: ретроспективно проанализированы данные 186 пациентов, получавших трастузумаб в комбинации с платинофторпиримидиновой химиотерапией. На этапе поддерживающего лечения пациенты были разделены на две группы: монотерапия трастузумабом и трастузумаб + фторпиримидины.</p></sec><sec><title>Результаты</title><p>Результаты: различий в общей выживаемости и выживаемости без прогрессирования между группами не выявлено (ОВ 26,0 vs 24,0 мес; ВБП 13,5 vs 13,1 мес, p&gt;0,05). Комбинированная терапия сопровождалась более высокой частотой токсичности, включая ладонно-подошвенный синдром (19,4 % vs 0,8 %) и кардиотоксичность (11,3 % vs 3,2 %).</p></sec><sec><title>Заключение</title><p>Заключение: сохранение фторпиримидинов на этапе поддерживающей терапии не повышает эффективность лечения и увеличивает токсическую нагрузку. Оптимальной стратегией является длительное HER2-блокирование трастузумабом.</p></sec></abstract><trans-abstract xml:lang="en"><sec><title>Objective</title><p>Objective. To evaluate the efficacy and safety of different maintenance therapy regimens in patients with HER2-positive metastatic gastric and gastroesophageal junction cancer.</p></sec><sec><title>Materials and methods</title><p>Materials and methods. This retrospective analysis included data from 186 patients who received trastuzumab in combination with platinum-fluoropyrimidine chemotherapy. During the maintenance phase, patients were divided into two groups: trastuzumab monotherapy and trastuzumab plus fluoropyrimidines.</p></sec><sec><title>Results</title><p>Results. No significant differences were observed between the groups in overall survival (OS) or progression-free survival (PFS) (OS: 26.0 vs 24.0 months; PFS: 13.5 vs 13.1 months; p&gt;0.05). Combination therapy was associated with a higher incidence of toxicity, including hand–foot syndrome (19.4 % vs 0.8 %) and cardiotoxicity (11.3 % vs 3.2 %).</p></sec><sec><title>Conclusion</title><p>Conclusion. The continuation of fluoropyrimidines during the maintenance phase does not improve treatment efficacy and increases toxicity. The optimal strategy remains prolonged HER2 blockade with trastuzumab.</p></sec></trans-abstract><kwd-group xml:lang="ru"><kwd>рак желудка</kwd><kwd>HER2</kwd><kwd>трастузумаб</kwd><kwd>поддерживающая терапия</kwd><kwd>фторпиримидины</kwd></kwd-group><kwd-group xml:lang="en"><kwd>gastric cancer</kwd><kwd>HER2</kwd><kwd>trastuzumab</kwd><kwd>maintenance therapy</kwd><kwd>fluoropyrimidines</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">Bray, F., et al., Global cancer statistics 2022: GLOBOCAN estimates of incidence and mortality worldwide for 36 cancers in 185 countries. 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