<?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>2444-054X</journal-id>
<journal-title><![CDATA[Cirugía y cirujanos]]></journal-title>
<abbrev-journal-title><![CDATA[Cir. cir.]]></abbrev-journal-title>
<issn>2444-054X</issn>
<publisher>
<publisher-name><![CDATA[Academia Mexicana de Cirugía A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2444-054X2020000800103</article-id>
<article-id pub-id-type="doi">10.24875/ciru.20001582</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Paraganglioma gangliocítico en paciente varón de 24 años: causa infrecuente de sangrado gastrointestinal]]></article-title>
<article-title xml:lang="en"><![CDATA[Gangliocytic paraganglioma in a 24-year-old male patient: an infrequent cause of gastrointestinal bleeding]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Téllez-Beltrán]]></surname>
<given-names><![CDATA[Diego]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González-Muñoz]]></surname>
<given-names><![CDATA[Alejandro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pinzón]]></surname>
<given-names><![CDATA[Fabio E.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lanza]]></surname>
<given-names><![CDATA[Andrés]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pineda]]></surname>
<given-names><![CDATA[Manuela]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Universitario San Ignacio Servicio de Cirugía General ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Pontificia Universidad Javeriana Servicio de Cirugía General ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2020</year>
</pub-date>
<volume>88</volume>
<fpage>103</fpage>
<lpage>107</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2444-054X2020000800103&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2444-054X2020000800103&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2444-054X2020000800103&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Los paragangliomas gangliocíticos son tumores neuroendocrinos infrecuentes del sistema gastrointestinal, generalmente de curso benigno y en la gran mayoría de los casos asintomáticos. Presentamos el caso de un paciente joven, previamente sano, quien consulta por dolor abdominal y hemorragia de vías digestivas altas. En la endoscopia de vías digestivas altas se evidencia una lesión pediculada en la segunda porción del duodeno. Se decide realizar laparotomía mediana y duodenectomía con resección del tumor duodenal pediculado. Los resultados del estudio histológico e inmunohistoquímico fueron compatibles con paraganglioma gangliocítico duodenal. Posterior al procedimiento presenta adecuada recuperación, sin evidencia de recidiva en el seguimiento.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Gangliocytic paragangliomas are infrequent neuroendocrine tumors, usually of benign course and in the vast majority without any symptoms reported. We present the case of a young, previously healthy patient, who consults for abdominal pain and upper gastrointestinal bleeding. Through an endoscopy of the upper digestive tract, a pedicle lesion is evidenced in the second portion of the duodenum. We decided to perform a medium laparotomy and duodenectomy with resection of pedicle duodenal tumor. The results of the histological and immunohistochemical study were compatible with a duodenal gangliocytic paraganglioma. After the procedure, the patient presents adequate recovery without evidence of recurrence in the follow-up.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Duodeno]]></kwd>
<kwd lng="es"><![CDATA[Paraganglioma]]></kwd>
<kwd lng="es"><![CDATA[Sangrado digestivo]]></kwd>
<kwd lng="en"><![CDATA[Duodenum]]></kwd>
<kwd lng="en"><![CDATA[Paraganglioma]]></kwd>
<kwd lng="en"><![CDATA[Gastrointestinal bleeding]]></kwd>
</kwd-group>
</article-meta>
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