<?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>2444-054X</journal-id>
<journal-title><![CDATA[Cirugía y cirujanos]]></journal-title>
<abbrev-journal-title><![CDATA[Cir. cir.]]></abbrev-journal-title>
<issn>2444-054X</issn>
<publisher>
<publisher-name><![CDATA[Academia Mexicana de Cirugía A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2444-054X2024000100131</article-id>
<article-id pub-id-type="doi">10.24875/ciru.23000409</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Impact of COVID-19 on pre-existing liver disease]]></article-title>
<article-title xml:lang="es"><![CDATA[Impacto de COVID-19 en enfermedad hepatica pre-existente]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Abdo-Francis]]></surname>
<given-names><![CDATA[Juan M.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Moreno-Alcantar]]></surname>
<given-names><![CDATA[Rosalba]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pérez-Hernández]]></surname>
<given-names><![CDATA[José L.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Remes-Troche]]></surname>
<given-names><![CDATA[José M.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Velarde-Ruiz Velasco]]></surname>
<given-names><![CDATA[Antonio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cerda-Reyes]]></surname>
<given-names><![CDATA[Eira]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Higuera-de la Tijera]]></surname>
<given-names><![CDATA[Fátima]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castro-Narro]]></surname>
<given-names><![CDATA[Graciela]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Ángeles Acoxpa Servicio de Gastroenterología ]]></institution>
<addr-line><![CDATA[ Ciudad de México]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Instituto Mexicano del Seguro Social Centro Médico Nacional Siglo XXI Hospital de Especialidades]]></institution>
<addr-line><![CDATA[ Ciudad de México]]></addr-line>
<country>México</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Hospital General de México Servicio de Gastroenterología ]]></institution>
<addr-line><![CDATA[ Ciudad de México]]></addr-line>
<country>México</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Instituto de Investigaciones Biológicas  ]]></institution>
<addr-line><![CDATA[ Veracruz]]></addr-line>
<country>México</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Hospital Civil Servicio de Gastroenterología ]]></institution>
<addr-line><![CDATA[Guadalajara Jalisco]]></addr-line>
<country>México</country>
</aff>
<aff id="Af6">
<institution><![CDATA[,Hospital Central Militar Clínica de Hígado ]]></institution>
<addr-line><![CDATA[ Ciudad de México]]></addr-line>
<country>México</country>
</aff>
<aff id="Af7">
<institution><![CDATA[,Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán Servicio de Gastroenterología ]]></institution>
<addr-line><![CDATA[ Ciudad de México]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>02</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>02</month>
<year>2024</year>
</pub-date>
<volume>92</volume>
<numero>1</numero>
<fpage>131</fpage>
<lpage>136</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2444-054X2024000100131&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2444-054X2024000100131&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2444-054X2024000100131&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Patients with chronic liver disease of any etiology who become infected with SARS-CoV-2 have been found to have a higher risk of mortality compared to those patients who do not have chronic liver disease. A literature review was conducted in the relationship between COVID 19 and preexistence of liver disease. The proportion of COVID-19 patients with abnormal liver function on admission ranged from 40 % to 75 % and the proportion with liver injury was close to 30%. Current studies show an important association between preexisting liver disease and COVID-19. The presence of cirrhosis is now an independent predictor of severity for COVID-19 and prolonged hospitalization in this group of patients. Patients with cirrhosis have a higher mortality rate, and this rate rises with increasing severity.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Pacientes con enfermedad hepática crónica de cualquier etiología que se infectan con SARS-CoV-2 tienen un mayor riesgo de mortalidad en comparación con aquellos pacientes que no tienen enfermedad hepática crónica. Se llevó a cabo una revisión de la literatura en relación a lo publicado de COVID 19 y enfermedad hepática pre-existente. La proporción de pacientes con COVID-19 con función hepática anormal al ingreso osciló entre el 40 % y el 75 % y la proporción con daño hepático fue cercana al 30 %. Los estudios actuales muestran una asociación importante entre la enfermedad hepática preexistente y la COVID-19. La presencia de cirrosis es ahora un predictor independiente de gravedad para COVID-19 y hospitalización prolongada en este grupo de pacientes. Los pacientes con cirrosis tienen una mayor tasa de mortalidad y esta tasa se incrementa con el aumento de la gravedad de la enfermedad hepática.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Pre-existing liver disease]]></kwd>
<kwd lng="en"><![CDATA[COVID-19]]></kwd>
<kwd lng="en"><![CDATA[COVID and cirrhosis]]></kwd>
<kwd lng="es"><![CDATA[Lesión hepática pre-existente]]></kwd>
<kwd lng="es"><![CDATA[COVID 19]]></kwd>
<kwd lng="es"><![CDATA[COVID y cirrosis]]></kwd>
</kwd-group>
</article-meta>
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