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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">Therapy</journal-id><journal-title-group><journal-title xml:lang="en">Therapy</journal-title><trans-title-group xml:lang="ru"><trans-title>Терапия</trans-title></trans-title-group></journal-title-group><issn publication-format="print">2412-4036</issn><issn publication-format="electronic">2713-1823</issn><publisher><publisher-name xml:lang="en">Bionika Media</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">694129</article-id><article-id pub-id-type="doi">10.18565/therapy.2025.7.90-95</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>CLINICAL CASES</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>КЛИНИЧЕСКИЕ СЛУЧАИ</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">Familial idiopathic basal ganglia calcification (Fahr disease)</article-title><trans-title-group xml:lang="ru"><trans-title>Семейная идиопатическая кальцификация базальных ганглиев (болезнь фара)</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-1176-4113</contrib-id><contrib-id contrib-id-type="spin">6877-6140</contrib-id><name-alternatives><name xml:lang="en"><surname>Ostapchuk</surname><given-names>Ekaterina S.</given-names></name><name xml:lang="ru"><surname>Остапчук</surname><given-names>Екатерина Сергеевна</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, PhD (Medicine), associate professor of the Department of neurology with a course in neurosurgery of the Institute of clinical medicine, head of the Department of neurology</p></bio><bio xml:lang="ru"><p>к. м. н., доцент кафедры неврологии с курсом нейрохирургии Института клинической медицины, заведующая неврологическим отделением</p></bio><email>ostapchukes2008@mail.ru</email><xref ref-type="aff" rid="aff1"/><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0009-0000-2539-0816</contrib-id><name-alternatives><name xml:lang="en"><surname>Meng</surname><given-names>Anastasia A.</given-names></name><name xml:lang="ru"><surname>Менг</surname><given-names>Анастасия Александровна</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, neurologist at the Department of neurology</p></bio><bio xml:lang="ru"><p>врач-невролог неврологического отделения</p></bio><email>nastya1398@bk.ru</email><xref ref-type="aff" rid="aff1"/><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0009-0001-8169-0589</contrib-id><name-alternatives><name xml:lang="en"><surname>Vorobyov</surname><given-names>Andrey A.</given-names></name><name xml:lang="ru"><surname>Воробьев</surname><given-names>Андрей Александрович</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, neurologist at the Department of neurology</p></bio><bio xml:lang="ru"><p>врач-невролог неврологического отделения</p></bio><email>avmvv@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Tyumen State Medical University of the Ministry of Healthcare of Russia</institution></aff><aff><institution xml:lang="ru">ФГБОУ ВО «Тюменский государственный медицинский университет» Минздрава России</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">Regional Clinical Hospital No. 1</institution></aff><aff><institution xml:lang="ru">ГБУЗ Тюменской области «Областная клиническая больница № 1»</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2025-10-24" publication-format="electronic"><day>24</day><month>10</month><year>2025</year></pub-date><volume>11</volume><issue>7</issue><issue-title xml:lang="en"/><issue-title xml:lang="ru"/><fpage>90</fpage><lpage>95</lpage><history><date date-type="received" iso-8601-date="2025-10-23"><day>23</day><month>10</month><year>2025</year></date><date date-type="accepted" iso-8601-date="2025-10-23"><day>23</day><month>10</month><year>2025</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2025, Bionika Media</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2025, ООО «Бионика Медиа»</copyright-statement><copyright-year>2025</copyright-year><copyright-holder xml:lang="en">Bionika Media</copyright-holder><copyright-holder xml:lang="ru">ООО «Бионика Медиа»</copyright-holder></permissions><self-uri xlink:href="https://journals.eco-vector.com/2412-4036/article/view/694129">https://journals.eco-vector.com/2412-4036/article/view/694129</self-uri><abstract xml:lang="en"><p>Fahr disease is a rare genetic pathology proceeding with brain calcification. Magnetic resonance imaging of the brain has the decisive importance in its diagnosis. Current article describes clinical cases of Fahr disease, in which the clinical picture was manifested by cognitive, motor disorders and convulsive syndrome. Idiopathic calcification of basal ganglia is a relatively rare disease, understanding of the pathogenesis and clinical picture of which has significantly expanded our knowledge of neurodegenerative pathologies.</p></abstract><trans-abstract xml:lang="ru"><p>Болезнь Фара – редкая генетическая патология с кальцификацией головного мозга. Решающее значение в ее диагностике имеет магнитно-резонансная томография головного мозга. В статье описаны клинические случаи болезни Фара, в которых клиническая картина проявлялась когнитивными, двигательными нарушениями и судорожным синдромом. Идиопатическая кальцификация базальных ганглиев является относительно редким заболеванием, понимание патогенеза и клинической картины которого значительно расширило знания о нейродегенеративных патологиях.</p></trans-abstract><kwd-group xml:lang="en"><kwd>basal ganglia</kwd><kwd>Fahr disease</kwd><kwd>neurodegenerative disease</kwd><kwd>cognitive impairments</kwd><kwd>epilepsy</kwd><kwd>seizure syndrome</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>базальные ганглии</kwd><kwd>болезнь Фара</kwd><kwd>нейродегенеративное заболевание</kwd><kwd>когнитивные нарушения</kwd><kwd>эпилепсия</kwd><kwd>судорожный синдром</kwd></kwd-group><funding-group/></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Новикова Л.Б., Акопян А.П., Шарапова К.М., Карасева О.А. Неврологические проявления синдрома Фара. Российский неврологический журнал. 2021;26(5):39–43. [Novikova LB, Akopyan AP, Sharapova KM, Karaseva OA. 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