<?xml version="1.0" encoding="ISO-8859-1"?><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">
<front>
<journal-meta>
<journal-id>1608-8921</journal-id>
<journal-title><![CDATA[Gaceta Médica Espirituana]]></journal-title>
<abbrev-journal-title><![CDATA[Gac Méd Espirit]]></abbrev-journal-title>
<issn>1608-8921</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Ciencias Médicas de Sancti Spíritus]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1608-89212022000300011</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Cáncer y COVID-19, un vínculo peligroso]]></article-title>
<article-title xml:lang="en"><![CDATA[Cancer and COVID-19, a dangerous association]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez Moldón]]></surname>
<given-names><![CDATA[Yarimi]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Díaz Armas]]></surname>
<given-names><![CDATA[María Teresa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez Duque]]></surname>
<given-names><![CDATA[Raisa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Escuela Superior Politécnica de Chimborazo (ESPOCH)  ]]></institution>
<addr-line><![CDATA[ Chimborazo]]></addr-line>
<country>Ecuador</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2022</year>
</pub-date>
<volume>24</volume>
<numero>3</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S1608-89212022000300011&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S1608-89212022000300011&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S1608-89212022000300011&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Fundamento:  La COVID-19 es una pandemia causada por el virus SARS-CoV-2 cuya asociación con el cáncer puede tener efectos adversos.  Objetivo:  Describir los principales vínculos entre el cáncer y la COVID-19.  Metodología:  Se realizó una búsqueda bibliográfica en Google Académico, SciELO y PubMed Central con los descriptores SARS-CoV-2, COVID-19 y cáncer, consultados en el DeCS. Se seleccionaron artículos a texto completo en español e inglés, principalmente de revistas arbitradas por pares.  Resultados:  La COVID-19 produce resultados más desfavorables en los pacientes con cáncer. Estos resultados se relacionan con altas tasas de hospitalización, complicaciones y mortalidad. La frecuente asociación de comorbilidades en pacientes con cáncer parece contribuir a este vínculo peligroso. Las vías de señalización comunes al cáncer y a la infección por el SARS-CoV-2 son citocinas proinflamatorias, interferón tipo I, receptor de andrógenos y puntos de control inmune. Este conocimiento tiene aplicación práctica en el empleo de medicamentos para combatir la COVID-19 en pacientes con cáncer.  Conclusiones:  El cáncer se relaciona con la COVID-19 grave, por lo que esos pacientes son más vulnerables a la infección viral.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Background:  COVID-19 is a pandemic caused by the SARS-CoV-2 virus which relation with cancer may have adverse effects.  Objective:  To describe the main associations between cancer and COVID-19.  Methodology:  A literature review was conducted in Google Scholar, SciELO and PubMed Central with the descriptors SARS-CoV-2, COVID-19 and cancer, consulted in DeCS. Full-text articles in Spanish and English were selected, mainly from peer-reviewed journals.  Results:  COVID-19 produces more non-favorable outcomes in patients with cancer. These outcomes are related to high hospitalization rates, complications and mortality. Frequent comorbidity relations in patients with cancer seem to contribute to this dangerous association. Signaling pathways common to cancer and SARS-CoV-2 infection are proinflammatory cytokines, type I interferon, androgen receptor, and immune checkpoints. This knowledge has a practical use with drugs against COVID-19 in patients with cancer.  Conclusions:  Cancer is associated with severe COVID-19, making such patients more vulnerable to viral infection.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Infecciones por coronavirus]]></kwd>
<kwd lng="es"><![CDATA[virus del SRAS]]></kwd>
<kwd lng="es"><![CDATA[enfermedad por coronavirus 2019]]></kwd>
<kwd lng="es"><![CDATA[SARS-CoV-2]]></kwd>
<kwd lng="es"><![CDATA[Covid-19]]></kwd>
<kwd lng="es"><![CDATA[cáncer]]></kwd>
<kwd lng="es"><![CDATA[neoplasia maligna]]></kwd>
<kwd lng="en"><![CDATA[Coronavirus infections]]></kwd>
<kwd lng="en"><![CDATA[SARS virus]]></kwd>
<kwd lng="en"><![CDATA[coronavirus disease 2019]]></kwd>
<kwd lng="en"><![CDATA[SARS-CoV-2]]></kwd>
<kwd lng="en"><![CDATA[Covid-19]]></kwd>
<kwd lng="en"><![CDATA[cancer]]></kwd>
<kwd lng="en"><![CDATA[malignant neoplasm]]></kwd>
</kwd-group>
</article-meta>
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