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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="other" dtd-version="1.2" xml:lang="en"><front><journal-meta><journal-id journal-id-type="publisher-id">Head and Neck Tumors</journal-id><journal-title-group><journal-title xml:lang="en">Head and Neck Tumors</journal-title><trans-title-group xml:lang="ru"><trans-title>Опухоли головы и шеи</trans-title></trans-title-group></journal-title-group><issn publication-format="print">2222-1468</issn><issn publication-format="electronic">2411-4634</issn><publisher><publisher-name xml:lang="en">Publishing House ABV Press</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">783</article-id><article-id pub-id-type="doi">10.17650/2222-1468-2022-12-2-123-131</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>CLINICAL CASE</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>КЛИНИЧЕСКИЙ СЛУЧАЙ</subject></subj-group><subj-group subj-group-type="article-type"><subject></subject></subj-group></article-categories><title-group><article-title xml:lang="en">Positron emission tomography combined with computed tomography with <sup>18</sup>F-fluorodeoxyglucose and <sup>18</sup>F-сholine in meningeal solitary fibrous tumors: short literature review sample and clinical cases</article-title><trans-title-group xml:lang="ru"><trans-title>Позитронно-эмиссионная томография, совмещенная с компьютерной томографией, с <sup>18</sup>F-фтордезоксиглюкозой и <sup>18</sup>F-холином при солитарных фиброзных опухолях оболочек головного мозга: краткий обзор литературы и клинические случаи</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-3576-6156</contrib-id><name-alternatives><name xml:lang="en"><surname>Odzharova</surname><given-names>A. A.</given-names></name><name xml:lang="ru"><surname>Оджарова</surname><given-names>А. А.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>23 Kashirskoe Shosse, Moscow 115478.</p></bio><bio xml:lang="ru"><p>115478 Москва, Каширское шоссе, 24.</p></bio><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-1632-351X</contrib-id><name-alternatives><name xml:lang="en"><surname>Pronin</surname><given-names>A. I.</given-names></name><name xml:lang="ru"><surname>Пронин</surname><given-names>А. И.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>23 Kashirskoe Shosse, Moscow 115478.</p></bio><bio xml:lang="ru"><p>115478 Москва, Каширское шоссе, 24.</p></bio><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-0194-7645</contrib-id><name-alternatives><name xml:lang="en"><surname>Gasparyan</surname><given-names>T. G.</given-names></name><name xml:lang="ru"><surname>Гаспарян</surname><given-names>Т. Г.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>23 Kashirskoe Shosse, Moscow 115478.</p></bio><bio xml:lang="ru"><p>115478 Москва, Каширское шоссе, 24.</p></bio><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-4376-3978</contrib-id><name-alternatives><name xml:lang="en"><surname>Kamolova</surname><given-names>Z. Kh.</given-names></name><name xml:lang="ru"><surname>Камолова</surname><given-names>З. Х.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Zamira Kh. Kamolova.</p><p>23 Kashirskoe Shosse, Moscow 115478.</p></bio><bio xml:lang="ru"><p>Камолова Замира Хусейнзода.</p><p>115478 Москва, Каширское шоссе, 24.</p></bio><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">N.N. Blokhin National Medical Research Center of Oncology, Ministry of Health of Russia</institution></aff><aff><institution xml:lang="ru">Национальный медицинский исследовательский центр онкологии им. Н.Н. Блохина Минздрава России</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2022-08-01" publication-format="electronic"><day>01</day><month>08</month><year>2022</year></pub-date><volume>12</volume><issue>2</issue><issue-title xml:lang="en"/><issue-title xml:lang="ru"/><fpage>123</fpage><lpage>131</lpage><history><date date-type="received" iso-8601-date="2022-08-01"><day>01</day><month>08</month><year>2022</year></date><date date-type="accepted" iso-8601-date="2022-08-01"><day>01</day><month>08</month><year>2022</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2022, Odzharova A.A., Pronin A.I., Gasparyan T.G., Kamolova Z.K.</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2022, Оджарова А.А., Пронин А.И., Гаспарян Т.Г., Камолова З.Х.</copyright-statement><copyright-year>2022</copyright-year><copyright-holder xml:lang="en">Odzharova A.A., Pronin A.I., Gasparyan T.G., Kamolova Z.K.</copyright-holder><copyright-holder xml:lang="ru">Оджарова А.А., Пронин А.И., Гаспарян Т.Г., Камолова З.Х.</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://ogsh.abvpress.ru/jour/article/view/783">https://ogsh.abvpress.ru/jour/article/view/783</self-uri><abstract xml:lang="en"><p>Solitary fibrous tumors of the cerebral membranes are rare brain tumors. meningeal solitary fibrous tumors often metastasize outside the central nervous system, which significantly reduces the life expectancy of patients, while metastases can appear in a distant period after radical treatment of the primary intracranial tumor. The results of positron emission tomography combined with computed tomography with <sup>18</sup>F-fluorodeoxyglucose and <sup>18</sup>F-choline in 2 patients with different differentiation of solitary fibrous tumors were analyzed. The presented clinical cases demonstrate that clinical morphological variants of solitary fibrous tumors differ in aggressiveness and clinical course of the disease. </p></abstract><trans-abstract xml:lang="ru"><p>Солитарные фиброзные опухоли оболочек головного мозга - это редкие злокачественные образования, которые могут метастазировать вне центральной нервной системы, что значительно сокращает продолжительность жизни пациентов. при этом метастазы иногда появляются в отдаленные сроки после радикального лечения первичной интракраниальной опухоли. проведен анализ результатов позитронно-эмиссионной томографии, совмещенной с компьютерной томографией, с <sup>18</sup>F-фтордезоксиглюкозой и <sup>18</sup>F-холином у 2 пациентов с различной дифференцировкой солитарных фиброзных опухолей. представленные клинические случаи демонстрируют, что клинико-морфологические варианты данной патологии различаются по агрессивности и клиническому течению.</p></trans-abstract><kwd-group xml:lang="en"><kwd>positron emission tomography combined</kwd><kwd>solitary fibrous tumor</kwd><kwd>hepatocellular carcinoma</kwd><kwd><sup>18</sup>F-сholine</kwd><kwd><sup>18</sup>F-fluorodeoxyglucose</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>позитронная эмиссионная томография</kwd><kwd>совмещенная с компьютерной томографией</kwd><kwd>солитарная фиброзная опухоль</kwd><kwd><sup>18</sup>F-холин</kwd><kwd><sup>18</sup>F-фтордезоксиглюкоза</kwd></kwd-group><funding-group/></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Stout A.P., Murray M.R. 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