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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">109745</article-id><article-id pub-id-type="doi">10.26442/00403660.2022.07.201737</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>Case reports</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>Клинические наблюдения</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">Erdheim–Chester disease with cardiac involvement. Case report</article-title><trans-title-group xml:lang="ru"><trans-title>Болезнь Эрдгейма–Честера с поражением сердца: клиническое наблюдение</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-0643-8807</contrib-id><name-alternatives><name xml:lang="en"><surname>Latyshev</surname><given-names>Vitalii D.</given-names></name><name xml:lang="ru"><surname>Латышев</surname><given-names>Виталий Дмитриевич</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="ru"><p>врач-гематолог отд-ния орфанных заболеваний</p></bio><email>LatyshevVD@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-1266-4926</contrib-id><name-alternatives><name xml:lang="en"><surname>Mershina</surname><given-names>Elena А.</given-names></name><name xml:lang="ru"><surname>Мершина</surname><given-names>Елена Александровна</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="ru"><p>канд. мед. наук, доц. каф. лучевой диагностики и лучевой терапии, зав. отд-нием рентгенодиагностики с кабинетами МРТ и КТ</p></bio><email>LatyshevVD@gmail.com</email><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-4683-4118</contrib-id><name-alternatives><name xml:lang="en"><surname>Kostina</surname><given-names>Irina E.</given-names></name><name xml:lang="ru"><surname>Костина</surname><given-names>Ирина Эдуардовна</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="ru"><p>канд. мед. наук, врач-рентгенолог, зав. отд-нием рентгенологии и компьютерной томографии</p></bio><email>LatyshevVD@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-5649-2193</contrib-id><name-alternatives><name xml:lang="en"><surname>Sinitsyn</surname><given-names>Valentin Е.</given-names></name><name xml:lang="ru"><surname>Синицын</surname><given-names>Валентин Евгеньевич</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="ru"><p>д-р мед. наук, проф., зав. каф. лучевой диагностики и лучевой терапии фак-та фундаментальной медицины, рук. отд. лучевой диагностики университетской клиники</p></bio><email>LatyshevVD@gmail.com</email><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-8774-850X</contrib-id><name-alternatives><name xml:lang="en"><surname>Lukina</surname><given-names>Elena A.</given-names></name><name xml:lang="ru"><surname>Лукина</surname><given-names>Елена Алексеевна</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 орфанных заболеваний</p></bio><email>LatyshevVD@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">National Research Center for Hematology</institution></aff><aff><institution xml:lang="ru">ФГБУ «Национальный медицинский исследовательский центр гематологии» Минздарава России</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">Lomonosov Moscow State University</institution></aff><aff><institution xml:lang="ru">ФГБОУ ВО «Московский государственный университет им. М.В. Ломоносова»</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2022-08-12" publication-format="electronic"><day>12</day><month>08</month><year>2022</year></pub-date><volume>94</volume><issue>7</issue><issue-title xml:lang="en"/><issue-title xml:lang="ru"/><fpage>897</fpage><lpage>902</lpage><history><date date-type="received" iso-8601-date="2022-08-11"><day>11</day><month>08</month><year>2022</year></date><date date-type="accepted" iso-8601-date="2022-08-11"><day>11</day><month>08</month><year>2022</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2022, Consilium Medicum</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2022, ООО "Консилиум Медикум"</copyright-statement><copyright-year>2022</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/109745">https://ter-arkhiv.ru/0040-3660/article/view/109745</self-uri><abstract xml:lang="en"><p>Erdheim–Chester disease (ECD) is a rare non-Langerhans histiocytosis with multisystem inflammatory infiltrates consistent of monocytes/macrophages, reactive microenvironment and fibrotic fields. Cardiovascular involvement is one of the most frequent manifestations of ECD that can lead to life threating complications. In this article we are reporting a clinical case of ECD with cardiac involvement in a young patient.</p></abstract><trans-abstract xml:lang="ru"><p>Болезнь Эрдгейма–Честера (БЭЧ) – редкое заболевание из группы нелангергансоклеточных гистиоцитозов, характеризующееся наличием в различных органах и тканях патологических воспалительных инфильтратов, состоящих из макрофагов/моноцитов, реактивного микроокружения и полей фиброза. Поражение сердечно-сосудистой системы является одним из наиболее частых проявлений БЭЧ и может приводить к развитию жизнеугрожающих осложнений. Представляем описание клинического случая манифестации БЭЧ с поражением сердца у молодого пациента.</p></trans-abstract><kwd-group xml:lang="en"><kwd>Erdheim–Chester disease</kwd><kwd>non-Langerhans cell histiocytosis</kwd><kwd>mutation BRAF V600E</kwd><kwd>trametinib</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>болезнь Эрдгейма–Честера</kwd><kwd>нелангергансоклеточный гистиоцитоз</kwd><kwd>мутация BRAF V600E</kwd><kwd>траметиниб</kwd></kwd-group><funding-group/></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Cohen-Aubart F, Emile J-F, Carrat F, et al. Phenotypes and survival in Erdheim-Chester disease: Results from a 165-patient cohort. Am J Hematol. 2018;93:E114-7. DOI:10.1002/ajh.25055</mixed-citation></ref><ref id="B2"><label>2.</label><mixed-citation>Pegoraro F, Papo M, Maniscalco V, et al. Erdheim–Chester disease: a rapidly evolving disease model. Leukemia. 2020;34:2840-57. 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