<?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>1688-0390</journal-id>
<journal-title><![CDATA[Revista Médica del Uruguay]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Méd. Urug.]]></abbrev-journal-title>
<issn>1688-0390</issn>
<publisher>
<publisher-name><![CDATA[Sindicato Médico del Uruguay]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1688-03902020000400301</article-id>
<article-id pub-id-type="doi">10.29193/rmu.36.4.15</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Repermeabilización portal intrahepática luego de ligadura de rama derecha de vena porta: reporte de un caso]]></article-title>
<article-title xml:lang="en"><![CDATA[Intrahepathic portal revascularization following right portal vein ligation: a case report]]></article-title>
<article-title xml:lang="pt"><![CDATA[Repermeabilização portal intra-hepática após ligadura do ramo direito da veia porta: relato de caso]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González]]></surname>
<given-names><![CDATA[María Catalina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vanerio]]></surname>
<given-names><![CDATA[Patricio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pereyra]]></surname>
<given-names><![CDATA[Joaquín]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pérez]]></surname>
<given-names><![CDATA[María del Carmen]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Andreoli]]></surname>
<given-names><![CDATA[Gustavo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Valiñas]]></surname>
<given-names><![CDATA[Roberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de la República Facultad de Medicina ]]></institution>
<addr-line><![CDATA[Montevideo ]]></addr-line>
<country>Uruguay</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de la República Facultad de Medicina Clínica Quirúrgica F]]></institution>
<addr-line><![CDATA[Montevideo ]]></addr-line>
<country>Uruguay</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de la República Facultad de Medicina Clínica Quirúrgica F]]></institution>
<addr-line><![CDATA[Montevideo, ]]></addr-line>
<country>Uruguay</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad de la República. Facultad de Medicina Dep. Clínico de Imagenología]]></institution>
<addr-line><![CDATA[Montevideo ]]></addr-line>
<country>Uruguay</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Universidad de la República Facultad de Medicina Clínica Quirúrgica F]]></institution>
<addr-line><![CDATA[Montevideo ]]></addr-line>
<country>Uruguay</country>
</aff>
<aff id="Af6">
<institution><![CDATA[,Universidad de la República Hospital de Clínicas. Facultad de Medicina, Clínica Quirúrgica F]]></institution>
<addr-line><![CDATA[Montevideo ]]></addr-line>
<country>Uruguay</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2020</year>
</pub-date>
<volume>36</volume>
<numero>4</numero>
<fpage>301</fpage>
<lpage>310</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.edu.uy/scielo.php?script=sci_arttext&amp;pid=S1688-03902020000400301&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.edu.uy/scielo.php?script=sci_abstract&amp;pid=S1688-03902020000400301&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.edu.uy/scielo.php?script=sci_pdf&amp;pid=S1688-03902020000400301&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: La ligadura de una rama de la vena porta constituye un procedimiento con buenos resultados para evitar la falla hepática posoperatoria en caso de hepatectomías extremas al provocar la hipertrofia del hígado contralateral. Sin embargo, la repermeabilización de ésta ha sido demostrada por la presencia de anastomosis porto portales intrahepáticas, pudiendo determinar una disminución de la hipertrofia esperada o necesaria. Como objetivo documentamos un caso clínico de repermeabilización intrahepática de la vena porta, evento no deseado de la hepatectomía en dos tiempos para el tratamiento de metástasis hepáticas bilobares de origen colorrectal y describimos alternativas para evitar o tratar dicha repermeabilización.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Summary: Left or right portal vein ligation to prevent post-operative liver failure in the case of extreme hepatectomy constitutes a procedure with a good prognosis, as it causes contralateral liver hypertrophy. However, its revascularization has been proved by intrahepatic porto-portal anastomoses, which could result in a reduction of the expected or required hypertrophy. The study aims to record a clinical case of intrahepatic revascularization of the portal vein, an unwanted event of the two-stage hepatectomy to treat bilobar hepatic metastasis of colorectal origin, and describe alternatives to avoid or treat such revascularization.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo: A ligadura de um ramo da veia porta é um procedimento com bons resultados para evitar a insuficiência hepática pós-operatória em hepatectomias extremas por causar hipertrofia do fígado contralateral. No entanto, sua repermeabilização tem sido demonstrada pela presença de anastomose porto-portal intra-hepática, que pode determinar diminuição da hipertrofia esperada ou necessária. Como objetivo, documentamos um caso clínico de repermeabilização da veia porta intra-hepática, um evento indesejado de hepatectomia em dois estágios para o tratamento de metástases hepáticas bilobares de origem colorretal, e descrevemos alternativas para evitar ou tratar essa repermeabilização.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Ligadura vena portal]]></kwd>
<kwd lng="es"><![CDATA[Hepatectomía en dos etapas]]></kwd>
<kwd lng="es"><![CDATA[Metástasis de la neoplasia]]></kwd>
<kwd lng="es"><![CDATA[Neoplasias hepáticas]]></kwd>
<kwd lng="es"><![CDATA[Neoplasias colorrectales]]></kwd>
<kwd lng="en"><![CDATA[Portal vein ligation]]></kwd>
<kwd lng="en"><![CDATA[Two-stage hepatectomy]]></kwd>
<kwd lng="en"><![CDATA[Neoplasm metastasis]]></kwd>
<kwd lng="en"><![CDATA[Liver neoplasms]]></kwd>
<kwd lng="en"><![CDATA[Colorectal neoplasms]]></kwd>
<kwd lng="pt"><![CDATA[Ligadura da veia porta]]></kwd>
<kwd lng="pt"><![CDATA[Hepatectomia em dois estágios]]></kwd>
<kwd lng="pt"><![CDATA[Metástase neoplásica]]></kwd>
<kwd lng="pt"><![CDATA[Neoplasias hepáticas]]></kwd>
<kwd lng="pt"><![CDATA[Neoplasias colorretais]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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