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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">Kazan medical journal</journal-id><journal-title-group><journal-title xml:lang="en">Kazan medical journal</journal-title><trans-title-group xml:lang="ru"><trans-title>Казанский медицинский журнал</trans-title></trans-title-group></journal-title-group><issn publication-format="print">0368-4814</issn><issn publication-format="electronic">2587-9359</issn><publisher><publisher-name xml:lang="en">Eco-Vector</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">89027</article-id><article-id pub-id-type="doi">10.17816/kazmj89027</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>Theoretical and clinical medicine</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>Теоретическая и клиническая медицина</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">The initial forms of cardiovascular pathology identified in young people</article-title><trans-title-group xml:lang="ru"><trans-title>Начальные формы сердечно-сосудистой патологии, выявленные у лиц молодого возраста</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Pokalev</surname><given-names>G. M.</given-names></name><name xml:lang="ru"><surname>Покалев</surname><given-names>Г. М.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Department of Hospital Therapy of the Special Faculty, Head. - prof.</p></bio><bio xml:lang="ru"><p>Кафедра госпитальной терапии спецфака, зав. — проф.</p></bio><email>info@eco-vector.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Krivov</surname><given-names>V. G.</given-names></name><name xml:lang="ru"><surname>Кривов</surname><given-names>В. Г.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Department of Hospital Therapy of the Special Faculty</p></bio><bio xml:lang="ru"><p>Кафедра госпитальной терапии спецфака</p></bio><email>info@eco-vector.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Fomina</surname><given-names>G. B.</given-names></name><name xml:lang="ru"><surname>Фомина</surname><given-names>Г. Б.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Department of Hospital Therapy of the Special Faculty</p></bio><bio xml:lang="ru"><p>Кафедра госпитальной терапии спецфака</p></bio><email>info@eco-vector.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Morozova</surname><given-names>L. N.</given-names></name><name xml:lang="ru"><surname>Морозова</surname><given-names>Л. Н.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Department of Hospital Therapy of the Special Faculty</p></bio><bio xml:lang="ru"><p>Кафедра госпитальной терапии спецфака</p></bio><email>info@eco-vector.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Nedugova</surname><given-names>N. P.</given-names></name><name xml:lang="ru"><surname>Недугова</surname><given-names>Н. П.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Department of Hospital Therapy of the Special Faculty</p></bio><bio xml:lang="ru"><p>Кафедра госпитальной терапии спецфака</p></bio><email>info@eco-vector.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Filina</surname><given-names>L. V.</given-names></name><name xml:lang="ru"><surname>Филина</surname><given-names>Л. В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Department of Hospital Therapy of the Special Faculty</p></bio><bio xml:lang="ru"><p>Кафедра госпитальной терапии спецфака</p></bio><email>info@eco-vector.com</email><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Gorky Medical Institute named after S. M. Kirov</institution></aff><aff><institution xml:lang="ru">Горьковский медицинский институт имени С. М. Кирова</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="1984-03-15" publication-format="electronic"><day>15</day><month>03</month><year>1984</year></pub-date><volume>65</volume><issue>2</issue><issue-title xml:lang="en"/><issue-title xml:lang="ru"/><fpage>111</fpage><lpage>114</lpage><history><date date-type="received" iso-8601-date="2021-11-25"><day>25</day><month>11</month><year>2021</year></date><date date-type="accepted" iso-8601-date="2021-11-25"><day>25</day><month>11</month><year>2021</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 1984, Eco-Vector</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 1984, Эко-Вектор</copyright-statement><copyright-year>1984</copyright-year><copyright-holder xml:lang="en">Eco-Vector</copyright-holder><copyright-holder xml:lang="ru">Эко-Вектор</copyright-holder><ali:free_to_read xmlns:ali="http://www.niso.org/schemas/ali/1.0/"/></permissions><self-uri xlink:href="https://kazanmedjournal.ru/kazanmedj/article/view/89027">https://kazanmedjournal.ru/kazanmedj/article/view/89027</self-uri><abstract xml:lang="en"><p>In recent years, there has been a tendency towards an increase in the frequency of functional diseases of the cardiovascular system among young people (20-30 years old). According to V.P. Nikitin (1961) and T.A. Sorokina (1979), the proportion of these diseases among patients who applied for therapeutic 1.4 - 6.7%, for cardiological - 38 - 56% [9, 10 ].</p></abstract><trans-abstract xml:lang="ru"><p>В последние годы наметилась тенденция к росту частоты функциональных заболеваний сердечно-сосудистой системы среди лиц молодого возраста (20-30 лет). По данным В. П. Никитина (1961) и Т. А. Сорокиной (1979), удельный вес указанных заболеваний среди больных, обратившихся за терапевтической 1,4 — 6,7%, за кардиологической — 38 — 56% [9, 10].</p></trans-abstract><kwd-group xml:lang="en"><kwd>Kazan Medical archive</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>Казанский медицинский архив</kwd></kwd-group><funding-group/></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Аронов Д. М. Мед. реф. журн., 1978, P. XII.—</mixed-citation></ref><ref id="B2"><label>2.</label><mixed-citation>Волков В. С., Виноградов В. Ф. 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