<?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>S1405-00992018000300184</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Linfoma primario de colon. Reporte de un caso y revisión de la literatura]]></article-title>
<article-title xml:lang="en"><![CDATA[Colon primary lymphoma. Case report and literature review]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Maldonado García]]></surname>
<given-names><![CDATA[Edwin Leopoldo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lezama de Luna]]></surname>
<given-names><![CDATA[Jorge Favio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Nacud Bezies]]></surname>
<given-names><![CDATA[Yamir Ahmed]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Arzola Clemente]]></surname>
<given-names><![CDATA[Selenne Arizaith]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Páez Moreno]]></surname>
<given-names><![CDATA[Sarai]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Mexicano del Seguro Social Unidad Médica de Alta Especialidad Núm. 25 Servicio de Cirugía Digestiva y Endocrina]]></institution>
<addr-line><![CDATA[Monterrey Nuevo León]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital San José Servicio de Cirugía General ]]></institution>
<addr-line><![CDATA[Monterrey Nuevo León]]></addr-line>
<country>México</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Hospital San José  ]]></institution>
<addr-line><![CDATA[Monterrey Nuevo León]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2018</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2018</year>
</pub-date>
<volume>40</volume>
<numero>3</numero>
<fpage>184</fpage>
<lpage>188</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1405-00992018000300184&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1405-00992018000300184&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1405-00992018000300184&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: Los linfomas primarios del colon (LPC) son neoplasias poco frecuentes del tracto gastrointestinal; su incidencia es de 0.2 a 0.5% de todas las neoplasias primarias del colon. Se presentan sobre todo en la edad adulta. La variedad más frecuente es el linfoma no Hodgkin. La poliposis linfomatosa múltiple es un tipo infrecuente de presentación de linfoma de colon no Hodgkin de células B. El sitio más frecuente de aparición en el aparato digestivo es en estómago, seguido de intestino delgado y, en tercer lugar, colon. Los sitios más frecuentes de presentación en el colon son el ciego y el recto. El tratamiento de elección en los linfomas primarios del colon es quirúrgico, con quimioterapia adyuvante y, en algunos casos, radioterapia. Informamos el caso de un paciente de sexo masculino de 62 años de edad referido a nuestra consulta externa por un cuadro de evolución de tres meses caracterizado por astenia, adinamia, hiporexia y sangrado de tubo digestivo bajo. Se realizó el diagnóstico de linfoma primario de colon no Hodgkin variedad de células B, con la presentación de poliposis linfomatosa difusa en colon ascendente. El paciente fue tratado con éxito mediante cirugía y, posteriormente, sesión de quimioterapia adyuvante.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: Primary lymphomas of the colon (LPC) are uncommon neoplasms of the gastrointestinal tract; the incidence is 0.2 to 0.5% of all primary colon neoplasms. They occur mainly in adulthood. The most frequent variety is non-Hodgkin&#8217;s lymphoma. Multiple lymphomatous polyposis is an uncommon type of presentation of B-cell non-Hodgkin&#8217;s lymphoma. The most frequent site of onset in the digestive tract is the stomach, followed by the small intestine and, thirdly, the colon. The most frequent sites of presentation in the colon are the cecum and the rectum. The treatment of choice in primary colon lymphomas is surgical, with adjuvant chemotherapy and, in some cases, radiotherapy. We report the case of a 62-year-old male patient referred to our outpatient clinic because of a three-month history characterized by asthenia, adynamia, hyporexia and low digestive tract bleeding. We diagnosed primary B-cell non-Hodgkin&#8217;s lymphoma of the colon, with diffuse lymphomatous polyposis of the colon. The patient was successfully treated by surgery and subsequent adjuvant chemotherapy.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Cáncer de colon]]></kwd>
<kwd lng="es"><![CDATA[linfoma gastrointestinal]]></kwd>
<kwd lng="es"><![CDATA[linfoma primario de colon]]></kwd>
<kwd lng="en"><![CDATA[Colon cancer]]></kwd>
<kwd lng="en"><![CDATA[gastrointestinal lymphoma]]></kwd>
<kwd lng="en"><![CDATA[primary colonic lymphoma]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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