<?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>1405-0099</journal-id>
<journal-title><![CDATA[Cirujano general]]></journal-title>
<abbrev-journal-title><![CDATA[Cir. gen]]></abbrev-journal-title>
<issn>1405-0099</issn>
<publisher>
<publisher-name><![CDATA[Asociación Mexicana de Cirugía General A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1405-00992016000100028</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Tumor del estroma gastrointestinal como causa de hemorragia severa; abordaje multidisciplinario. Informe de un caso]]></article-title>
<article-title xml:lang="en"><![CDATA[Gastrointestinal stromal tumor as a cause of severe bleeding; multidisciplinary approach. A case report]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lozano-Corona]]></surname>
<given-names><![CDATA[Rodrigo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Camacho-Partida]]></surname>
<given-names><![CDATA[Iris Gabriela]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González-García]]></surname>
<given-names><![CDATA[José Rogelio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Moya-Jiménez]]></surname>
<given-names><![CDATA[Salvador]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Chávez-López]]></surname>
<given-names><![CDATA[Cándido Pedro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez-Ortega]]></surname>
<given-names><![CDATA[M Fernando]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto de Seguridad y Servicios Sociales de los Trabajadores del Estado Hospital Regional &#8220;Lic. Adolfo López Mateos&#8221; ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital General de Occidente  ]]></institution>
<addr-line><![CDATA[Zapopan Jalisco]]></addr-line>
<country>México</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Instituto de Seguridad Social del Estado de México y Municipios Centro Médico ]]></institution>
<addr-line><![CDATA[Toluca Estado de México]]></addr-line>
<country>México</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Instituto de Seguridad Social del Estado de México y Municipios Centro Médico ]]></institution>
<addr-line><![CDATA[Toluca Estado de México]]></addr-line>
<country>México</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Instituto de Seguridad Social del Estado de México y Municipios Centro Médico ]]></institution>
<addr-line><![CDATA[Toluca Estado de México]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2016</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2016</year>
</pub-date>
<volume>38</volume>
<numero>1</numero>
<fpage>28</fpage>
<lpage>34</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1405-00992016000100028&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1405-00992016000100028&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1405-00992016000100028&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Introducción:  La hemorragia digestiva baja representa hasta el 2% de las admisiones hospitalarias por patologías agudas; el colon es responsable del 95% de estos casos. Cuando el sitio de sangrado difiere, ese 5% -denominado de origen oscuro- representará un reto diagnóstico destinado a consumir en su búsqueda más tiempo, estudios, atención multidisciplinaria, etcétera. Si la entidad hemorrágica de origen incierto se manifiesta de forma abrupta, sin dar lugar al uso de recursos, se debe obviar el camino conservador y actuar de forma inmediata para erradicar algo desconocido, cuya ubicación es incierta y su actuar agresivo, similar a una bomba de tiempo.  Descripción del caso:  Presentamos el caso de un paciente portador de un tumor intestinal que dio lugar a episodios de sangrado de origen oscuro y, posteriormente, a una hemorragia digestiva severa.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Introduction:  Lower gastrointestinal bleeding accounts for up to 2% of hospital admissions for acute conditions; the small bowel is responsible for 95% of these cases. When the bleeding site differs, the 5% -the so-called bleeding of obscure origin- represents a diagnostic challenge that will require more time, further research and multidisciplinary care. If the gastrointestinal bleeding of unknown origin manifests abruptly, without giving time to the use of any other resources, we should ignore the conservative path and take immediate action to help eradicate something unknown, whose location and behavior are uncertain, similar to a ticking time bomb.  Case description:  We report this case involving a patient with an intestinal tumor, which initially manifested by bleeding of obscure origin and later progressed into severe gastrointestinal bleeding.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Tumor del estroma gástrico]]></kwd>
<kwd lng="es"><![CDATA[hematemesis]]></kwd>
<kwd lng="es"><![CDATA[sangrado del tubo digestivo]]></kwd>
<kwd lng="es"><![CDATA[abordaje multidisciplinario]]></kwd>
<kwd lng="en"><![CDATA[Gastric stromal tumor]]></kwd>
<kwd lng="en"><![CDATA[hematemesis]]></kwd>
<kwd lng="en"><![CDATA[gastrointestinal bleeding]]></kwd>
<kwd lng="en"><![CDATA[multidisciplinary approach]]></kwd>
</kwd-group>
</article-meta>
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