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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">Annals of Clinical and Experimental Neurology</journal-id><journal-title-group><journal-title xml:lang="en">Annals of Clinical and Experimental Neurology</journal-title><trans-title-group xml:lang="ru"><trans-title>Анналы клинической и экспериментальной неврологии</trans-title></trans-title-group></journal-title-group><issn publication-format="print">2075-5473</issn><issn publication-format="electronic">2409-2533</issn><publisher><publisher-name xml:lang="en">Eco-Vector</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">802</article-id><article-id pub-id-type="doi">10.54101/ACEN.2021.4.10</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>Clinical analysis</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>Клинический разбор</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">Pseudostroke as a manifestation of mediastinal choriocarcinoma in an elderly man</article-title><trans-title-group xml:lang="ru"><trans-title>Псевдоинсульт как манифестация медиастинальной хорионкарциномы у пожилого мужчины</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Korneva</surname><given-names>Yuliya S.</given-names></name><name xml:lang="ru"><surname>Корнева</surname><given-names>Юлия Сергеевна</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Cand. Sci. (Med.), Associate Professor, Department of pathological anatomy; pathologist, Department of clinical pathology No. 2</p></bio><bio xml:lang="ru"><p>к.м.н., доцент каф. патологической анатомии, врач-патологоанатом отделения клинической патологии № 2</p></bio><email>miloserdovmax@mail.ru</email><xref ref-type="aff" rid="aff1"/><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Maslova</surname><given-names>Natalya N.</given-names></name><name xml:lang="ru"><surname>Маслова</surname><given-names>Наталья Николаевна</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>D. Sci. (Med.), Professor, Head, Department of neurology and neurosurgery</p></bio><bio xml:lang="ru"><p>д.м.н., профессор, зав. каф. неврологии и нейрохирургии</p></bio><email>miloserdovmax@mail.ru</email><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Rudenko</surname><given-names>Yana A.</given-names></name><name xml:lang="ru"><surname>Руденко</surname><given-names>Яна Алексеевна</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>resident, Department of pathological anatomy</p></bio><bio xml:lang="ru"><p>ординатор кафедры патологической анатомии</p></bio><email>miloserdovmax@mail.ru</email><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Miloserdov</surname><given-names>Maxim A.</given-names></name><name xml:lang="ru"><surname>Милосердов</surname><given-names>Максим Алексеевич</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Cand. Sci. (Med.), neurologist, assistant, Department of neurology and neurosurgery</p></bio><bio xml:lang="ru"><p>к.м.н., врач-невролог, ассистент каф. неврологии</p></bio><email>miloserdovmax@mail.ru</email><xref ref-type="aff" rid="aff2"/><xref ref-type="aff" rid="aff3"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Shisterova</surname><given-names>Oksana A.</given-names></name><name xml:lang="ru"><surname>Шистерова</surname><given-names>Оксана Александровна</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Cand. Sci. (Med.), Head, Department of pathological anatomy</p></bio><bio xml:lang="ru"><p>к.м.н., зав. патологоанатомическим отделением</p></bio><email>miloserdovmax@mail.ru</email><xref ref-type="aff" rid="aff4"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Smolensk Regional Institute of Pathology</institution></aff><aff><institution xml:lang="ru">ОГБУЗ «Смоленский областной институт патологии»</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">Smolensk State Medical University</institution></aff><aff><institution xml:lang="ru">ФГБОУ ВО «Смоленский государственный медицинский университет»</institution></aff></aff-alternatives><aff-alternatives id="aff3"><aff><institution xml:lang="en">Red Cross Emergency Hospital</institution></aff><aff><institution xml:lang="ru">ОГБУЗ «Клиническая больница скорой медицинской помощи»</institution></aff></aff-alternatives><aff-alternatives id="aff4"><aff><institution xml:lang="en">Smolensk Oncological Dispensary</institution></aff><aff><institution xml:lang="ru">ОГБУЗ «Смоленский областной онкологический диспансер»</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2021-12-23" publication-format="electronic"><day>23</day><month>12</month><year>2021</year></pub-date><volume>15</volume><issue>4</issue><issue-title xml:lang="en"/><issue-title xml:lang="ru"/><fpage>93</fpage><lpage>98</lpage><history><date date-type="received" iso-8601-date="2021-12-23"><day>23</day><month>12</month><year>2021</year></date><date date-type="accepted" iso-8601-date="2021-12-23"><day>23</day><month>12</month><year>2021</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2021, Korneva Y.S., Maslova N.N., Rudenko Y.A., Miloserdov M.A., Shisterova O.A.</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2021, Корнева Ю.С., Маслова Н.Н., Руденко Я.А., Милосердов М.А., Шистерова О.А.</copyright-statement><copyright-year>2021</copyright-year><copyright-holder xml:lang="en">Korneva Y.S., Maslova N.N., Rudenko Y.A., Miloserdov M.A., Shisterova O.A.</copyright-holder><copyright-holder xml:lang="ru">Корнева Ю.С., Маслова Н.Н., Руденко Я.А., Милосердов М.А., Шистерова О.А.</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://annaly-nevrologii.com/pathID/article/view/802">https://annaly-nevrologii.com/pathID/article/view/802</self-uri><abstract xml:lang="en"><p>We describe a rare clinical case: onset of acute neurological symptoms suggestive of a pesudostroke, caused by an imbalance in cerebral blood flow as a result of internal carotid artery compression by an enlarged lymph node secondary to metastases from a disseminated non-gestational mediastinal choriocarcinoma. This was accompanied by decompensation due to paraneoplastic coagulopathy.</p></abstract><trans-abstract xml:lang="ru"><p>Представлено описание редкого клинического случая: появления острой неврологической симптоматики по типу псевдоинсульта. Причиной её развития стал дисбаланс мозгового кровотока, вызванный сдавлением внутренней сонной артерии лимфатическим узлом, увеличенным вследствие метастатического поражения из диссеминированной негестационной медиастинальной хорионкарциномы, с декомпенсацией на фоне развития паранеопластической коагулопатии.</p></trans-abstract><kwd-group xml:lang="en"><kwd>mediastinal choriocarcinoma</kwd><kwd>neurological symptoms</kwd><kwd>stroke</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>медиастинальная хорионкарцинома</kwd><kwd>неврологическая симптоматика</kwd><kwd>инсульт</kwd></kwd-group><funding-group/></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><citation-alternatives><mixed-citation xml:lang="en">Dardiotis E., Aloizou A.M., Markoula S. et al. Cancer-associated stroke: pathophysiology, detection and management (Review). Int J Oncol. 2019;54(3):779- 796. DOI: 10.3892/ijo.2019.4669. 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