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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">Terapevticheskii arkhiv</journal-id><journal-title-group><journal-title xml:lang="en">Terapevticheskii arkhiv</journal-title><trans-title-group xml:lang="ru"><trans-title>Терапевтический архив</trans-title></trans-title-group></journal-title-group><issn publication-format="print">0040-3660</issn><issn publication-format="electronic">2309-5342</issn><publisher><publisher-name xml:lang="en">LLC Obyedinennaya Redaktsiya</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">688798</article-id><article-id pub-id-type="doi">10.26442/00403660.2026.08.203723</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>Original articles</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>Оригинальные статьи</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">Predictors of surgical intervention in patients with ulcerative, pseudomembranous, and ischemic colitis</article-title><trans-title-group xml:lang="ru"><trans-title>Факторы вероятности хирургического вмешательства у больных язвенным, псевдомембранозным и ишемическим колитами</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0009-0000-0838-3454</contrib-id><name-alternatives><name xml:lang="en"><surname>Krotov</surname><given-names>Gleb A.</given-names></name><name xml:lang="ru"><surname>Кротов</surname><given-names>Глеб Александрович</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="ru"><p>врач-хирург приемного отд-ния</p></bio><email>krotovgleb@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-9439-9873</contrib-id><name-alternatives><name xml:lang="en"><surname>Danilov</surname><given-names>Mikhail A.</given-names></name><name xml:lang="ru"><surname>Данилов</surname><given-names>Михаил Александрович</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="ru"><p>д-р мед. наук, зав. отд-нием колопроктологии</p></bio><email>krotovgleb@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-7250-0977</contrib-id><name-alternatives><name xml:lang="en"><surname>Knyazev</surname><given-names>Oleg V.</given-names></name><name xml:lang="ru"><surname>Князев</surname><given-names>Олег Владимирович</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="ru"><p>д-р мед. наук, проф., зав. отд-нием патологии кишечника</p></bio><email>krotovgleb@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-5169-2199</contrib-id><name-alternatives><name xml:lang="en"><surname>Tsvirkun</surname><given-names>Victor V.</given-names></name><name xml:lang="ru"><surname>Цвиркун</surname><given-names>Виктор Викторович</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="ru"><p>д-р мед. наук, проф., гл. науч. сотр.</p></bio><email>krotovgleb@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Loginov Moscow Clinical Scientific Center</institution></aff><aff><institution xml:lang="ru">ГБУЗ «Московский клинический научно-практический центр им. А.С. Логинова» Департамента здравоохранения г. Москвы</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2026-08-18" publication-format="electronic"><day>18</day><month>08</month><year>2026</year></pub-date><volume>98</volume><issue>8</issue><issue-title xml:lang="en">Treatment issues</issue-title><issue-title xml:lang="ru">Вопросы лечения</issue-title><fpage>439</fpage><lpage>445</lpage><history><date date-type="received" iso-8601-date="2025-08-07"><day>07</day><month>08</month><year>2025</year></date><date date-type="accepted" iso-8601-date="2026-05-29"><day>29</day><month>05</month><year>2026</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2026, Consilium Medicum</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2026, ООО "Консилиум Медикум"</copyright-statement><copyright-year>2026</copyright-year><copyright-holder xml:lang="en">Consilium Medicum</copyright-holder><copyright-holder xml:lang="ru">ООО "Консилиум Медикум"</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-sa/4.0</ali:license_ref></license></permissions><self-uri xlink:href="https://ter-arkhiv.ru/0040-3660/article/view/688798">https://ter-arkhiv.ru/0040-3660/article/view/688798</self-uri><abstract xml:lang="en"><p><bold>Aim.</bold> To compare surgical and conservative treatment outcomes in patients with severe and fulminant ulcerative colitis (UC), pseudomembranous colitis (PMC), and ischemic colitis (IC) and to identify predictors of surgical intervention.</p> <p><bold>Materials and methods.</bold> A retrospective cohort study was conducted between 2015 and 2024 and included 308 patients with severe and fulminant UC, PMC, and IC. Surgical treatment was performed in 108 patients, while 200 received conservative therapy. Clinical and demographic data, endoscopic and imaging findings, complications, and outcomes were analyzed. Predictors of surgical intervention were identified using binary logistic regression with calculation of odds ratios (ORs) and 95% confidence intervals (CIs). Model discrimination was assessed using ROC analysis.</p> <p><bold>Results.</bold> Surgically treated patients were younger (<italic>p</italic>=0.025) and more frequently had a rapidly progressive disease course (OR 2.85, 95% CI 1.65–4.92; <italic>p</italic>&lt;0.001). Endoscopic predictors of surgery included mucosal contact bleeding (OR 1.99, <italic>p</italic>=0.020) and ulcerative defects (OR 1.97; <italic>p</italic>=0.012). Among complications, colonic bleeding (OR 6.33; <italic>p</italic>&lt;0.001) and colonic dilation (OR 3.67; <italic>p</italic>=0.013) were significantly associated with surgical intervention. The predictive model demonstrated satisfactory discrimination (AUC 0.700; <italic>p</italic>&lt;0.001) with high sensitivity (92.9%) and moderate specificity (33.7%).</p> <p><bold>Conclusion.</bold> Key predictors of surgical intervention in patients with severe UC, PMC, and IC include rapidly progressive disease course, mucosal contact bleeding, ulcerative defects, colonic bleeding, and colonic dilation.</p></abstract><trans-abstract xml:lang="ru"><p><bold>Цель.</bold> Провести сравнительный анализ результатов хирургического и консервативного лечения пациентов с тяжелыми и фульминантными формами язвенного (ЯК), псевдомембранозного (ПМК) и ишемического (ИК) колитов с целью выявления факторов, ассоциированных с вероятностью хирургического вмешательства.</p> <p><bold>Материалы и методы.</bold> Ретроспективное когортное исследование выполнено в 2015–2024 гг. В анализ включены 308 пациентов с тяжелыми и фульминантными формами ЯК, ПМК и ИК; хирургическое лечение проведено у 108 пациентов, консервативная терапия – у 200. Оценивали клинико-демографические данные, эндоскопические и лучевые признаки, осложнения и исходы лечения. Для выявления предикторов хирургического вмешательства использовали бинарную логистическую регрессию с расчетом отношения шансов (ОШ) и 95% доверительного интервала (ДИ); дискриминационную способность модели оценивали методом ROC-анализа.</p> <p><bold>Результаты.</bold> Пациенты хирургической группы были моложе (<italic>p</italic>=0,025) и чаще имели быстропрогрессирующее течение колита (ОШ 2,85, 95% ДИ 1,65–4,92; <italic>p</italic>&lt;0,001). Эндоскопическими предикторами операции являлись контактная кровоточивость слизистой (ОШ 1,99; <italic>p</italic>=0,020) и язвенные дефекты (ОШ 1,97; <italic>p</italic>=0,012). Среди осложнений с хирургическим лечением ассоциировались толстокишечное кровотечение (ОШ 6,33; <italic>p</italic>&lt;0,001) и дилатация толстой кишки (ОШ 3,67; <italic>p</italic>=0,013). Модель продемонстрировала удовлетворительную дискриминационную способность (AUC 0,700; <italic>p</italic>&lt;0,001) при высокой чувствительности (92,9%) и умеренной специфичности (33,7%).</p> <p><bold>Заключение.</bold> Ключевыми факторами вероятности хирургического вмешательства при тяжелых формах ЯК, ПМК и ИК являются быстропрогрессирующее течение заболевания, контактная кровоточивость слизистой, язвенные дефекты слизистой, толстокишечное кровотечение и дилатация толстой кишки.</p></trans-abstract><kwd-group xml:lang="en"><kwd>ulcerative colitis</kwd><kwd>pseudomembranous colitis</kwd><kwd>ischemic colitis</kwd><kwd>severe colitis</kwd><kwd>conservative treatment failure</kwd><kwd>predictors of surgical intervention</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>язвенный колит</kwd><kwd>псевдомембранозный колит</kwd><kwd>ишемический колит</kwd><kwd>тяжелые формы колита</kwd><kwd>неэффективность консервативной терапии</kwd><kwd>предикторы хирургического вмешательства</kwd></kwd-group><funding-group/></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Raine T. 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