<?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>2307-0420</journal-id>
<journal-title><![CDATA[Cirugía paraguaya]]></journal-title>
<abbrev-journal-title><![CDATA[Cir. parag.]]></abbrev-journal-title>
<issn>2307-0420</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Paraguaya de Cirugía]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2307-04202020000200030</article-id>
<article-id pub-id-type="doi">10.18004/sopaci.2020.agosto.30</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Oclusión intestinal por proceso neoproliferativo estenosante en yeyuno]]></article-title>
<article-title xml:lang="en"><![CDATA[Intestinal occlusion in to proliferative stenosis process in jejunum]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bernal]]></surname>
<given-names><![CDATA[Manuel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sosa]]></surname>
<given-names><![CDATA[Israel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Yamanaka]]></surname>
<given-names><![CDATA[Wataru]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodas]]></surname>
<given-names><![CDATA[Julio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Servín]]></surname>
<given-names><![CDATA[Denis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Nayar]]></surname>
<given-names><![CDATA[Gerson]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Villagra]]></surname>
<given-names><![CDATA[Renzo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional de Asunción Facultad de Ciencias Médicas Hospital de Clínicas]]></institution>
<addr-line><![CDATA[San Lorenzo ]]></addr-line>
<country>Paraguay</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2020</year>
</pub-date>
<volume>44</volume>
<numero>2</numero>
<fpage>30</fpage>
<lpage>31</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.iics.una.py/scielo.php?script=sci_arttext&amp;pid=S2307-04202020000200030&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.iics.una.py/scielo.php?script=sci_abstract&amp;pid=S2307-04202020000200030&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.iics.una.py/scielo.php?script=sci_pdf&amp;pid=S2307-04202020000200030&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN El adenocarcinoma de intestino delgado es una neoplasia poco frecuente que afecta generalmente a personas de edad adulta mayores de 60 años y debutan generalmente como una oclusión intestinal alta de causa desconocida de difícil evaluación por la colonoscopía y endoscopía digestiva alta por la localización de la lesión. El método de diagnóstico más utilizado es la Tomografía contrastada donde se puede ver una masa y la zona de transición entre el intestino delgado normal y dilatado por arriba de la tumoración.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT The adenocarcinoma of the small intestine is a rare neoplasm that usually affects adults of age over 60 years and usually debut as an upper intestinal occlusion of unknown cause of difficult evaluation by colonoscopy and upper gastrointestinal endoscopy due to the location of the lesion. The most commonly used diagnostic method is the contrasted Tomography where a mass can be seen and the transition zone between the normal and dilated small intestine above the tumor.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[adenocarcinoma de yeyuno]]></kwd>
<kwd lng="es"><![CDATA[oclusión intestinal en intestino delgado]]></kwd>
<kwd lng="en"><![CDATA[adenocarcinoma in jejunum]]></kwd>
<kwd lng="en"><![CDATA[small bowelloclsion]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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