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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">Science and Innovations in Medicine</journal-id><journal-title-group><journal-title xml:lang="en">Science and Innovations in Medicine</journal-title><trans-title-group xml:lang="ru"><trans-title>Наука и инновации в медицине</trans-title></trans-title-group></journal-title-group><issn publication-format="print">2500-1388</issn><issn publication-format="electronic">2618-754X</issn><publisher><publisher-name xml:lang="en">FSBEI of Higher Education SamSMU of Ministry of Health of the Russian Federation</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">110763</article-id><article-id pub-id-type="doi">10.35693/2500-1388-2022-7-3-197-201</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>Otorhinolaryngology</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>Оториноларингология</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">A case of intraoperative observation of maxillary artery aneurysm</article-title><trans-title-group xml:lang="ru"><trans-title>Интраоперационный случай наблюдения аневризмы верхнечелюстной артерии</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-1017-9986</contrib-id><name-alternatives><name xml:lang="en"><surname>Krasnykh</surname><given-names>Margarita V.</given-names></name><name xml:lang="ru"><surname>Красных</surname><given-names>М. В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>otorhinolaryngologist</p></bio><bio xml:lang="ru"><p>врач-оториноларинголог</p></bio><email>MargoKiri94@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Kasatkin</surname><given-names>Aleksandr E.</given-names></name><name xml:lang="ru"><surname>Касаткин</surname><given-names>А. Е.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>otorhinolaryngologist</p></bio><bio xml:lang="ru"><p>врач-оториноларинголог</p></bio><email>kaslor@yandex.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Makarov</surname><given-names>Andrei V.</given-names></name><name xml:lang="ru"><surname>Макаров</surname><given-names>А. В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>otorhinolaryngologist</p></bio><bio xml:lang="ru"><p>врач-оториноларинголог</p></bio><email>Makmak81@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Clinical Hospital of St. Luke</institution></aff><aff><institution xml:lang="ru">Санкт-Петербургское ГБУЗ «Клиническая больница Святителя Луки»</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2022-09-04" publication-format="electronic"><day>04</day><month>09</month><year>2022</year></pub-date><volume>7</volume><issue>3</issue><issue-title xml:lang="en"/><issue-title xml:lang="ru"/><fpage>197</fpage><lpage>201</lpage><history><date date-type="received" iso-8601-date="2022-09-04"><day>04</day><month>09</month><year>2022</year></date><date date-type="accepted" iso-8601-date="2022-09-04"><day>04</day><month>09</month><year>2022</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2022, Krasnykh M.V., Kasatkin A.E., Makarov A.V.</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2022, Красных М.В., Касаткин А.Е., Макаров А.В.</copyright-statement><copyright-year>2022</copyright-year><copyright-holder xml:lang="en">Krasnykh M.V., Kasatkin A.E., Makarov A.V.</copyright-holder><copyright-holder xml:lang="ru">Красных М.В., Касаткин А.Е., Макаров А.В.</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/4.0</ali:license_ref></license></permissions><self-uri xlink:href="https://innoscience.ru/2500-1388/article/view/110763">https://innoscience.ru/2500-1388/article/view/110763</self-uri><abstract xml:lang="en"><p>The maxillary artery aneurysm occurs rarely, only a few cases were described in the foreign literature where the aneurysm were associated mainly with the past head injury. The behavior of the aneurysm is largely unknown: both spontaneous resolution and growth of the aneurysm, resulting in rupture, have been reported.</p> <p>We observed an aneurysm of the maxillary artery in the maxillary sinus as an intraoperative finding, with the following bleeding and embolization of the bleeding vessel.</p> <p>Due to the growing number of endovideoscopic operations on the axillary system, it was proposed to increase the volume of preoperative examination to prevent the intraoperative bleeding.</p></abstract><trans-abstract xml:lang="ru"><p>Аневризма верхнечелюстной артерии – редкое явление, в зарубежной литературе описано всего несколько случаев, и в основном они связаны с травматическим повреждением головы в анамнезе. Поведение аневризм в значительной степени неизвестно: сообщалось как о спонтанном разрешении, так и о росте аневризмы, приводящем к последующему разрыву.</p> <p>Мы наблюдали интраоперационную находку в виде аневризмы верхнечелюстной артерии в верхнечелюстной пазухе с последующим кровотечением и эмболизацией кровоточащего сосуда.</p> <p>В связи с увеличением количества эндовидеоскопических операций на пазушной системе предложено увеличить объем предоперационного обследования для предупреждения возникновения интраоперационных кровотечений.</p></trans-abstract><kwd-group xml:lang="en"><kwd>aneurysm</kwd><kwd>maxillary artery</kwd><kwd>maxillary sinus surgery</kwd><kwd>sinusotomy</kwd><kwd>maxillary artery ablation</kwd><kwd>maxillary sinus aneurysm</kwd><kwd>intraoperative bleeding</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>верхнечелюстная артерия</kwd><kwd>аневризма</kwd><kwd>операция на верхнечелюстной пазухе</kwd><kwd>синусотомия</kwd><kwd>абляция верхнечелюстной артерии</kwd><kwd>аневризма в верхнечелюстной пазухе</kwd><kwd>интраоперационное кровотечение</kwd></kwd-group><funding-group/></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Debelmas A, Lanciaux S, Schouman T. 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