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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">rosped</journal-id><journal-title-group><journal-title xml:lang="ru">Российский педиатрический журнал имени М.Я. Студеникина</journal-title><trans-title-group xml:lang="en"><trans-title>M.Ya. Studenikin Russian Pediatric Journal</trans-title></trans-title-group></journal-title-group><publisher><publisher-name>ФГАУ «НМИЦ здоровья детей» Минздрава России</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.46563/1560-9561-2023-26-5-383-386</article-id><article-id custom-type="edn" pub-id-type="custom">croiqm</article-id><article-id custom-type="elpub" pub-id-type="custom">rosped-371</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>КЛИНИЧЕСКИЙ СЛУЧАЙ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>CLINICAL CASE</subject></subj-group></article-categories><title-group><article-title>Сочетание полной АВ-блокады и феномена WPW после COVID-19 у ребёнка с тяжёлой системной патологией</article-title><trans-title-group xml:lang="en"><trans-title>Simultaneous development of complete AV block and WPW phenomenon after COVID-19 in a child with severe systemic pathology</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-8562-6851</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Кожевникова</surname><given-names>Ольга Викторовна</given-names></name><name name-style="western" xml:lang="en"><surname>Kozhevnikova</surname><given-names>Olga V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Доктор мед. наук, зав. отделением инструментальной диагностики ФГАУ «НМИЦ здоровья детей» Минздрава России.</p><p>e-mail: fd@nczd.ru</p></bio><bio xml:lang="en"><p>MD, PhD, DSci, Head of the Department of instrumental diagnostics, National Medical Research Center for Children’s Health, Moscow, 119991, Russian Federation.</p><p>e-mail: fd@nczd.ru</p></bio><email xlink:type="simple">fd@nczd.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/0000-0002-3874-4721</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Алексеева</surname><given-names>Екатерина Иосифовна</given-names></name><name name-style="western" xml:lang="en"><surname>Alekseeva</surname><given-names>Ekaterina I.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Доктор мед. наук, проф., член-корр. РАН, зав. ревматологическим отделением, ФГАУ «НМИЦ здоровья детей» Минздрава России.</p><p>e-mail: alekseeva@nczd.ru</p></bio><email xlink:type="simple">alekseeva@nczd.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/0009-0000-7391-7598</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Блажиевская</surname><given-names>Тамара Олеговна</given-names></name><name name-style="western" xml:lang="en"><surname>Blazhievskaya</surname><given-names>Tamara O.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Врач-ординатор отделения инструментальной диагностики по специальности функциональная диагностика, ФГАУ «НМИЦ здоровья детей» Минздрава России.</p><p>e-mail: blazhievskaia.to@nczd.ru</p></bio><email xlink:type="simple">blazhievskaia.to@nczd.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/0000-0002-7529-2541</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Ахмедова</surname><given-names>Элина Эльдаровна</given-names></name><name name-style="western" xml:lang="en"><surname>Akhmedova</surname><given-names>Elina E.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Врач функциональной диагностики, отделение инструментальной диагностики, ФГАУ «НМИЦ здоровья детей» Минздрава России.</p><p>e-mail: akhmedova.ee@nczd.ru</p></bio><email xlink:type="simple">akhmedova.ee@nczd.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/0000-0002-5366-894X</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Абашидзе</surname><given-names>Эка Эмирановна</given-names></name><name name-style="western" xml:lang="en"><surname>Abashidze</surname><given-names>Eka A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Канд. мед. наук, ст. науч. сотр., врач функциональной диагностики, отделение инструментальной диагностики, ФГАУ «НМИЦ здоровья детей» Минздрава России.</p><p>e-mail: abashidze.ea@nczd.ru</p></bio><email xlink:type="simple">abashidze.ea@nczd.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/0000-0003-0649-0576</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Родионова</surname><given-names>Анна Марковна</given-names></name><name name-style="western" xml:lang="en"><surname>Rodionova</surname><given-names>Anna M.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Врач функциональной диагностики, отделение инструментальной диагностики, ФГАУ «НМИЦ здоровья детей» Минздрава России.</p><p>e-mail: rodionova.am@nczd.ru</p></bio><email xlink:type="simple">rodionova.am@nczd.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>ФГАУ «Национальный медицинский исследовательский центр здоровья детей» Минздрава России</institution></aff><aff xml:lang="en"><institution>National Medical Research Center for Children’s Health</institution></aff></aff-alternatives><pub-date pub-type="collection"><year>2023</year></pub-date><pub-date pub-type="epub"><day>17</day><month>11</month><year>2023</year></pub-date><volume>26</volume><issue>5</issue><fpage>383</fpage><lpage>386</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Кожевникова О.В., Алексеева Е.И., Блажиевская Т.О., Ахмедова Э.Э., Абашидзе Э.Э., Родионова А.М., 2023</copyright-statement><copyright-year>2023</copyright-year><copyright-holder xml:lang="ru">Кожевникова О.В., Алексеева Е.И., Блажиевская Т.О., Ахмедова Э.Э., Абашидзе Э.Э., Родионова А.М.</copyright-holder><copyright-holder xml:lang="en">Kozhevnikova O.V., Alekseeva E.I., Blazhievskaya T.O., Akhmedova E.E., Abashidze E.A., Rodionova A.M.</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.rosped.ru/jour/article/view/371">https://www.rosped.ru/jour/article/view/371</self-uri><abstract><p>Одновременное развитие атриовентрикулярной (АВ) блокады и синдрома Вольфа–Паркинсона–Уайта (WPW) описываются крайне редко и в основном у взрослых. В немногочисленных наблюдениях показано появление А-В блокады на фоне уже имеющейся постоянной формы преждевременного возбуждения желудочков (WPW). Нами описан случай одновременного первичного развития феномена WPW и полной А-В блокады у ребёнка с тяжёлым системным заболеванием после перенесенного COVID-19.</p><sec><title>Участие авторов</title><p>Участие авторов:Кожевникова О.В. — концепция и дизайн работы;Блажиевская Т.О., Ахмедова Э.Э., Родионова А.М. — сбор и обработка материала;Кожевникова О.В., Абашидзе Э.А. — написание текста;Алексеева Е.И. — редактирование.Все соавторы — утверждение окончательного варианта статьи, ответственность за целостность всех частей статьи.</p></sec><sec><title>Финансирование</title><p>Финансирование. Исследование не имело финансовой поддержки.</p></sec><sec><title>Конфликт интересов</title><p>Конфликт интересов. Авторы заявляют об отсутствии конфликта интересов.</p></sec><sec><title>Поступила 29</title><p>Поступила 29.08.2023Принята к печати 12.09.2023Опубликована 31.10.2023</p></sec></abstract><trans-abstract xml:lang="en"><p>Simultaneous development of atrioventricular (AV) blockade and Wolf–Parkinson–White syndrome (WPW) are described extremely rarely and mainly in adults. A few observations have shown the appearance of A-B blockade against the background of the already existing permanent form of premature ventricular excitation (WPW). We have described a case of simultaneous primary development of the WPW phenomenon and complete A-B blockade in a child with severe systemic disease after undergoing COVID-19.</p><sec><title>Contribution</title><p>Contribution:Kozhevnikova O.V. — concept and design of the work;Blazhievskaya T.O., Akhmedova E.E., Rodionova A.M. — collection and processing of the material;Kozhevnikova O.V., Abashidze E.A. — writing the text;Alekseeva E.I. — editing the text.All co-authors — approval of the final version of the article, responsibility for the integrity of all parts of the article.</p></sec><sec><title>Acknowledgment</title><p>Acknowledgment. The study had no sponsorship.</p></sec><sec><title>Conflict of interest</title><p>Conflict of interest. The authors declare no conflict of interest.</p></sec><sec><title>Received</title><p>Received: August 29, 2023Accepted: September 12, 2023Published: October 31, 2023</p></sec></trans-abstract><kwd-group xml:lang="ru"><kwd>дети</kwd><kwd>АВ-блокада</kwd><kwd>WPW-феномен</kwd><kwd>COVID-19</kwd><kwd>электрокардиография</kwd><kwd>гемофагоцитарный синдром</kwd></kwd-group><kwd-group xml:lang="en"><kwd>children</kwd><kwd>complete AV blockade</kwd><kwd>WPW phenomenon</kwd><kwd>coronavirus infection (COVID-19)</kwd><kwd>electrocardiography</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">Dinckal M.H., Davutoglu V., Bayata S., Yesil M. Masked complete atrioventricular block in a patient with ventricular preexcitation. J. Interv. Card. 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