<?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>0120-9957</journal-id>
<journal-title><![CDATA[Revista colombiana de Gastroenterología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Col Gastroenterol]]></abbrev-journal-title>
<issn>0120-9957</issn>
<publisher>
<publisher-name><![CDATA[Asociación Colombiana de Gastroenterología  ]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0120-99572019000100085</article-id>
<article-id pub-id-type="doi">10.22516/25007440.202</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Enfermedad de Crohn y linfoma primario de intestino delgado: reporte de caso]]></article-title>
<article-title xml:lang="en"><![CDATA[A Case Report of Crohn&#8217;s Disease and Primary Small Bowel Lymphoma]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mosquera-Klinger]]></surname>
<given-names><![CDATA[Gabriel Alonso]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Pablo Tobón Uribe  ]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2019</year>
</pub-date>
<volume>34</volume>
<numero>1</numero>
<fpage>85</fpage>
<lpage>90</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-99572019000100085&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-99572019000100085&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-99572019000100085&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Paciente de 57 años, con cuadro clínico de casi 1 año de evolución de dolor abdominal, distensión, en estudios endoscópicos con úlceras en íleon distal de aspecto inflamatorio y estenosis en región ileocecal, con hallazgos patológicos e imagenológicos compatibles con enfermedad de Crohn estenosante de íleon distal y elevación de marcadores de inflamación incluyendo calprotectina fecal (más de 20 veces del valor normal) se dejó en tratamiento médico óptimo incluyendo esteroides, inmunomodulador y terapia biológica con antagonista de factor de necrosis tumoral (anti-TNF), experimentó buena respuesta clínica inicial, pero en el control endoscópico y de imágenes hubo evidencia de lesión de aspecto tumoral en el íleon distal, por lo que se planteó el manejo quirúrgico, con el que se confirmó una lesión neoplásica de origen hematolinfoide (linfoma) en el íleon distal. Se hace reporte de caso y revisión de la literatura.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract This is a case report of Crohn&#8217;s Disease with a primary small bowel lymphoma and a literature review of the topic. The 57 year-old patient had suffered from abdominal pain and distention for almost one year prior to diagnosis. Endoscopic studies had found inflamed ulcers in the distal ileum stenosis in the ileocecal region. Pathological and imaging findings were compatible with stenosing Crohn&#8217;s disease of the distal ileum. Inflammation markers including fecal calprotectin (more than 20 times the normal value) were elevated. Optimal medical treatment including steroids, an immunomodulator, and biological therapy with tumor necrosis factor antagonist (AntiTNF) was administered, and patient&#8217;s initial response was good. Nevertheless, endoscopic and imaging follow-ups found a lesion in the distal ileum that appeared to be a tumor. Surgery found a neoplastic hematolymphoid tumor in the distal ileum.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Enfermedad de Crohn]]></kwd>
<kwd lng="es"><![CDATA[enfermedad inmunoproliferativa del intestino delgado]]></kwd>
<kwd lng="es"><![CDATA[obstrucción intestinal]]></kwd>
<kwd lng="es"><![CDATA[imagen por resonancia magnética]]></kwd>
<kwd lng="en"><![CDATA[Crohn&#8217;s disease]]></kwd>
<kwd lng="en"><![CDATA[immune-proliferative disease of the small intestine]]></kwd>
<kwd lng="en"><![CDATA[intestinal obstruction]]></kwd>
<kwd lng="en"><![CDATA[magnetic resonance imaging]]></kwd>
</kwd-group>
</article-meta>
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