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<article article-type="research-article" dtd-version="1.2" xml:lang="ru" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink"><front><journal-meta><journal-id journal-id-type="issn">2687-0940</journal-id><journal-title-group><journal-title>Challenges in modern medicine</journal-title></journal-title-group><issn pub-type="epub">2687-0940</issn></journal-meta><article-meta><article-id pub-id-type="publisher-id">58</article-id><article-categories><subj-group subj-group-type="heading"><subject>INTERNAL DISEASES</subject></subj-group></article-categories><title-group><article-title>&lt;strong&gt;Clinical features of gastrointestinal tract damage in pations with new coronaviral infection COVID-19&lt;/strong&gt;</article-title><trans-title-group xml:lang="en"><trans-title>&lt;strong&gt;Clinical features of gastrointestinal tract damage in pations with new coronaviral infection COVID-19&lt;/strong&gt;</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name-alternatives><name xml:lang="ru"><surname>Turchina</surname><given-names>Maria S.</given-names></name><name xml:lang="en"><surname>Turchina</surname><given-names>Maria S.</given-names></name></name-alternatives><email>turchina-57@mail.ru</email></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="ru"><surname>Mishina</surname><given-names>Alexandra S.</given-names></name><name xml:lang="en"><surname>Mishina</surname><given-names>Alexandra S.</given-names></name></name-alternatives><email>Sandra.mishina@bk.ru</email></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="ru"><surname>Veremeichik</surname><given-names>Alexey L.</given-names></name><name xml:lang="en"><surname>Veremeichik</surname><given-names>Alexey L.</given-names></name></name-alternatives><email>veremeichik.orel@yandex.ru</email></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="ru"><surname>Reznikov</surname><given-names>Roman G.</given-names></name><name xml:lang="en"><surname>Reznikov</surname><given-names>Roman G.</given-names></name></name-alternatives><email>Reznikov.orel@yandex.ru</email></contrib></contrib-group><pub-date pub-type="epub"><year>2021</year></pub-date><volume>44</volume><issue>1</issue><fpage>0</fpage><lpage>0</lpage><self-uri content-type="pdf" xlink:href="/media/journal-medicine/2021/1/5-15_gBCGqOT.pdf" /><abstract xml:lang="ru"><p>Currently, schemes that include antibacterial drugs are used to treat a new coronavirus infection. In addition, medical workers themselves often prescribe massive antibiotic therapy to patients inappropriately, leading to an increase in antibiotic-associated diarrhea. In the case of patients with new coronavirus infection, this situation is complicated by the possibility of the virus directly infecting enterocytes and causing diarrhea. The presence of diarrhea in patients with COVID-19 significantly reduces the quality of life, aggravates the course of the disease, leading to an increase in the duration of disability, and can also cause death in the event of pseudomembranous colitis and severe dehydration. Considering all of the above, it is necessary to pay more attention to such patients, developing methods of treatment and prevention of gastrointestinal tract damage with diarrhea in a new coronavirus infection.</p></abstract><trans-abstract xml:lang="en"><p>Currently, schemes that include antibacterial drugs are used to treat a new coronavirus infection. In addition, medical workers themselves often prescribe massive antibiotic therapy to patients inappropriately, leading to an increase in antibiotic-associated diarrhea. In the case of patients with new coronavirus infection, this situation is complicated by the possibility of the virus directly infecting enterocytes and causing diarrhea. The presence of diarrhea in patients with COVID-19 significantly reduces the quality of life, aggravates the course of the disease, leading to an increase in the duration of disability, and can also cause death in the event of pseudomembranous colitis and severe dehydration. Considering all of the above, it is necessary to pay more attention to such patients, developing methods of treatment and prevention of gastrointestinal tract damage with diarrhea in a new coronavirus infection.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>SARS-CoV-2</kwd><kwd>diarrhea</kwd><kwd>antibiotic-associated diarrhea</kwd><kwd>antibiotic therapy</kwd></kwd-group><kwd-group xml:lang="en"><kwd>SARS-CoV-2</kwd><kwd>diarrhea</kwd><kwd>antibiotic-associated diarrhea</kwd><kwd>antibiotic therapy</kwd></kwd-group></article-meta></front><back><ack><p>the work was carried out with the support of the Department of Internal Diseases of the OSU named after I. S. Turgenev, as well as the BUZ OO &amp;laquo;Polyclinic No. 3&amp;raquo;.</p></ack><ref-list><title>Список литературы</title><ref id="B1"><mixed-citation>Baklaushev V.P., Kulemzin S.V., Gorchakov A.A., Jusubalieva G.M., Lesnjak V.N., Sotnikova A.G. 2020. COVID-19. Jetiologija, patogenez, diagnostika i lechenie [COVID-19. 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