<?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>2500-5006</journal-id>
<journal-title><![CDATA[Revista Colombiana de Nefrología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. colom. nefrol.]]></abbrev-journal-title>
<issn>2500-5006</issn>
<publisher>
<publisher-name><![CDATA[Asociación Colombiana de Nefrología e Hipertensión Arterial]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2500-50062020000100113</article-id>
<article-id pub-id-type="doi">10.22265/acnef.7.1.338</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Colitis por cytomegalovirus en trasplante renal: Presentación de 2 casos]]></article-title>
<article-title xml:lang="en"><![CDATA[Cytomegalovirus colitis in kidney transplant recipients: presentation of two cases]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García Otero]]></surname>
<given-names><![CDATA[Gonzalo Agustín]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Aceves Quintero]]></surname>
<given-names><![CDATA[Claudia Alejandra]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Corona Meléndez]]></surname>
<given-names><![CDATA[Juan Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Amaya Carreño]]></surname>
<given-names><![CDATA[Marco Antonio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Centro de Tratamiento de Enfermedades Renales (CENREN)  ]]></institution>
<addr-line><![CDATA[Guadalajara Jalisco]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Centro de Tratamiento de Enfermedades Renales (CENREN)  ]]></institution>
<addr-line><![CDATA[Guadalajara Jalisco]]></addr-line>
<country>México</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Unidad de terapia intensiva Hospital Ángeles del Carmen Medicina interna ]]></institution>
<addr-line><![CDATA[Guadalajara Jalisco]]></addr-line>
<country>México</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Centro de Tratamiento de Enfermedades Renales (CENREN)  ]]></institution>
<addr-line><![CDATA[Guadalajara Jalisco]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2020</year>
</pub-date>
<volume>7</volume>
<numero>1</numero>
<fpage>113</fpage>
<lpage>120</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S2500-50062020000100113&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S2500-50062020000100113&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S2500-50062020000100113&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen La infección por citomegalovirus (CMV) es un riesgo latente en pacientes inmunocomprometidos por trasplante renal, asociándose con aumento del riesgo de rechazo del injerto y muerte. La infección por CMV puede manifestarse como infección activa o enfermedad por CMV (dividida en síndrome por CMV y enfermedad tisular invasiva por CMV). Presentamos dos casos de enfermedad tisular invasiva por CMV, la cual se presentó entre los primeros siete meses posteriores al trasplante. Ambos casos eran D+/R-; recibieron agentes depletores de linfocitos y micofenolato y profilaxis para CMV de acuerdo con las guías de práctica clínica. Los criterios para enfermedad por CMV incluyeron replicación viral detectable en sangre, hallazgos endoscópicos clásicos y confirmación histopatológica. Hacemos énfasis en la necesidad de identificar los factores de riesgo para la infección por CMV en pacientes con trasplante renal, especialmente el seroestatus donador/receptor y los medicamentos inmunosupresores. Aun cuando las guías de práctica clínica sugieren de uno a tres meses de profilaxis para CMV en casos de alto riesgo, debería considerarse la profilaxis extendida y el ajuste de los medicamentos inmunosupresores.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Cytomegalovirus infection is a latent risk among immunocompromised kidney transplant recipients and is associated with increased risk of allograft failure and death. CMV infection can manifest as active infection or as CMV disease (divided in CMV syndrome and CMV tissue-invasive disease). We present two cases of tissue invasive CMV disease, presenting within 7 months after kidney transplantation. Both cases were D+/R-, received lymphocyte-depleting agents and mycophenolate, and both received CMV prophylaxis according to General Practice Guidelines. CMV disease criteria included detectable viral replication in blood, classical endoscopic findings and histopathological confirmation. We emphasize the need of categorical identification of CMV infection risk factors among kidney transplantation recipients, specially CMV donor/recipient serostatus and immunosuppressive medication. Although clinical practice guidelines suggest 1 to 3 months CMV prophylaxis in high-risk cases, extended prophylaxis and immunosuppressive medication adjustment should be considered.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[trasplante de riñón]]></kwd>
<kwd lng="es"><![CDATA[infecciones por citomegalovirus]]></kwd>
<kwd lng="en"><![CDATA[Kidney transplantation]]></kwd>
<kwd lng="en"><![CDATA[cytomegalovirus infections]]></kwd>
</kwd-group>
</article-meta>
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