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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">ksma</journal-id><journal-title-group><journal-title xml:lang="ru">Кубанский научный медицинский вестник</journal-title><trans-title-group xml:lang="en"><trans-title>Kuban Scientific Medical Bulletin</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1608-6228</issn><issn pub-type="epub">2541-9544</issn><publisher><publisher-name>Kuban State Medical University</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.25207/1608-6228-2020-27-1-105-125</article-id><article-id custom-type="elpub" pub-id-type="custom">ksma-2077</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>ОБЗОРЫ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>REVIEW</subject></subj-group></article-categories><title-group><article-title>Современные представления о механизмах развития варикозной и посттромботической болезней</article-title><trans-title-group xml:lang="en"><trans-title>Modern views on the development of varicose and post-thrombotic diseases</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-8967-3978</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Шанаев</surname><given-names>И. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Shanaev</surname><given-names>Ivan N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>кандидат медицинских наук, врач отделения ультразвуковой и функциональной диагностики,</p><p>ул. Стройкова, д. 96, г. Рязань, 390026;</p><p>ул. Зубковой, д. 26, корп. 1, кв. 399, г. Рязань, 390048</p></bio><bio xml:lang="en"><p>Cand. Sci. (Med.), Ultrasound Specialist, Department of Ultrasound and Functional Diagnostics,</p><p>Stroykova str., 96, Ryazan, 390026</p></bio><email xlink:type="simple">c350@yandex.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Государственное бюджетное учреждение Рязанской области «Областной клинический кардиологический диспансер»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Ryazan Regional Clinical Cardiology Dispensary</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2020</year></pub-date><pub-date pub-type="epub"><day>20</day><month>02</month><year>2020</year></pub-date><volume>27</volume><issue>1</issue><fpage>105</fpage><lpage>125</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Шанаев И.Н., 2020</copyright-statement><copyright-year>2020</copyright-year><copyright-holder xml:lang="ru">Шанаев И.Н.</copyright-holder><copyright-holder xml:lang="en">Shanaev I.N.</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://ksma.elpub.ru/jour/article/view/2077">https://ksma.elpub.ru/jour/article/view/2077</self-uri><abstract><p>Хронические заболевания вен нижних конечностей включают в себя патологию сосудов в пределах венозной системы и исключают заболевания, при которых вены страдают вторично (хроническая сердечная недостаточность, ятрогенные повреждения, опухолевая окклюзия). К основным клинико-морфологическим формам хронических заболеваний вен нижних конечностей относят: варикозную болезнь, посттромботическую болезнь и флебодисплазии. При этом, согласно данным литературы, на варикозную болезнь приходится основной процент встречаемости — примерно от 70 до 86 %. Посттромботическая болезнь встречается от 14 до 29 % случаев и развивается, как правило, в течение первых двух лет после перенесенного эпизода тромбоза глубоких вен нижних конечностей у 20–50 % пациентов. Именно эти два заболевания являются основной причиной развития хронической венозной недостаточности со значительным снижением трудоспособности и качества жизни в возрасте до 60 лет. Несмотря на достижения современной науки, этиопатогенез этих заболеваний еще до конца не изучен. При проведении инструментальной диагностики главной находкой становится патологический ретроградный кровоток в результате несостоятельности клапанов венозной системы нижних конечностей. Однако на сегодняшний день остается открытым вопрос, что появляется первым — несостоятельность клапанов или деформация самой венозной стенки. Данная статья посвящена обзору современных теорий о механизмах формирования клапанной недостаточности при варикозной и посттромботической болезнях. В обзоре также рассматриваются вопросы системных нарушений гемодинамики (морфологии и гемодинамики сердца) на фоне хронических заболеваний вен нижних конечностей.</p></abstract><trans-abstract xml:lang="en"><p>Chronic diseases of the veins of the lower extremities include vascular pathologies within the venous system and exclude those, in which the veins suffer secondarily (chronic heart failure, iatrogenic damage, tumour occlusion). The main clinical and morphological forms of chronic diseases of the veins of the lower extremities include: varicose veins, post-thrombotic disease and phlebodysplasia. Moreover, according to publications, varicose disease accounts for the main percentage of occurrence, i.e. from about 70 to 86 %. Post-thrombotic disease occurs from 14 to 29 % of cases and develops, as a rule, during the first two years after an episode of deep vein thrombosis of the lower extremities in 20–50 % of patients. These two diseases are the main reason for the development of chronic venous insufficiency with a significant decrease in working capacity and quality of life under the age of 60. Despite the achievements of modern science, the ethiopathogenesis of these diseases is yet to be understood. Instrumental diagnostics allows a pathological retrograde blood fl ow due to the failure of the valves of the venous system of the lower extremities to be determined. However, the issue of what is primary — valvular insufficiency or venous wall deformation — remains open at the present time. This article is devoted to a review of modern theories about the mechanisms underpinning the formation of valvular insufficiency in varicose and post-thrombotic diseases. The review also addresses systemic hemodynamic disorders (heart morphology and hemodynamics) against the background of chronic diseases of the veins of lower extremities.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>варикозная болезнь</kwd><kwd>посттромботическая болезнь</kwd><kwd>клапанная недостаточность</kwd><kwd>нарушения системной гемодинамики</kwd></kwd-group><kwd-group xml:lang="en"><kwd>varicose disease</kwd><kwd>post-thrombotic disease</kwd><kwd>valvular insufficiency</kwd><kwd>systemic hemodynamic disturbances</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">Caggiati A. Venous valves: gateway to the circulation. Medicographia. 2016; 38 (2): 135–141. 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