<?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. colomb. 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>S0120-99572024000200153</article-id>
<article-id pub-id-type="doi">10.22516/25007440.1054</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Stent Duodenal in Malignant Obstruction of the Gastric Outflow Tract in a Reference Center in Cundinamarca: Case Series]]></article-title>
<article-title xml:lang="es"><![CDATA[Stent duodenal en obstrucción maligna del tracto de salida gástrico en un centro de referencia de Cundinamarca: serie de casos]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gutiérrez]]></surname>
<given-names><![CDATA[Margarita]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Garzón-Olarte]]></surname>
<given-names><![CDATA[Martín]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gómez]]></surname>
<given-names><![CDATA[Andrea]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Marulanda]]></surname>
<given-names><![CDATA[Juan Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hormaza]]></surname>
<given-names><![CDATA[Natan]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Marrugo]]></surname>
<given-names><![CDATA[Katherine]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Molano]]></surname>
<given-names><![CDATA[Juan Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Moya]]></surname>
<given-names><![CDATA[Laura]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Labrador]]></surname>
<given-names><![CDATA[Christian]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Tovar]]></surname>
<given-names><![CDATA[Mario Rey]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,aff1  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="Af2">
<institution><![CDATA[,aff2  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2024</year>
</pub-date>
<volume>39</volume>
<numero>2</numero>
<fpage>153</fpage>
<lpage>157</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-99572024000200153&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-99572024000200153&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-99572024000200153&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Objective:  To describe the experience of the insertion of the duodenal stent in patients with malignant obstruction of the gastric outflow tract in a third-level reference center in Cundinamarca.  Materials and methods:  Observational study, case series. Patients with Malignant gastric outlet obstruction (MGOO) diagnosed between December 2019 and February 2022 underwent the insertion of a self-expanding duodenal metal stent in the Gastroenterology unit of Hospital Universitario de la Samaritana.  Results:  17 patients were enrolled, 76% of whom were male, with a mean age of 69 years (standard deviation [SD]: 11 years). Histology confirmed gastric adenocarcinoma was found in 82% of the patients, and 41% reported peritoneal carcinomatosis. We achieved total technical success (100%) and clinical success (88%) (15 patients). Regarding the size of the stent used, 35% (6 patients) were 12 cm, 53% (9 patients) were 9 cm, and 12% (2 patients) were 6 cm. Fluoroscopic and endoscopic guidance was used in 88% of cases. Patient survival at follow-up was an average of 84 days (2.8 months; range: 0-414 days) and currently, 1 patient continues in post-insertion surveillance for stent at the time described in the study.  Conclusion:  Duodenal stent is an effective and safe palliative management alternative in patients with MGOO that improves symptoms, particularly, oral tolerance and early hospital discharge in this group of patients (with advanced terminal neoplastic disease in the palliative management phase), reducing the need for surgical management.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Objetivo: Describir la experiencia de la inserción del stent duodenal en pacientes con obstrucción maligna del tracto de salida gástrico en un centro de referencia de tercer nivel de Cundinamarca.  Materiales y métodos:  Estudio observacional, serie de casos. Pacientes con obstrucción maligna del tracto de salida gástrico (OTSG) diagnosticados entre diciembre de 2019 y febrero de 2022 llevados a inserción de stent metálico autoexpandible duodenal en la unidad de Gastroenterología del Hospital Universitario de la Samaritana.  Resultados:  17 pacientes fueron incluidos, de los cuales el 76 % eran hombres, con una edad promedio de 69 años (desviación estándar [DE]: 11 años). Se encontró adenocarcinoma gástrico confirmado por histología en el 82 % de los pacientes, y el 41 % tenía carcinomatosis peritoneal. El éxito técnico fue del 100 % y el éxito clínico fue del 88 % (15 pacientes). En cuanto al tamaño del stent utilizado, el 35 % (6 pacientes) fue de 12 cm, el 53 % (9 pacientes) de 9 cm y el 12 % (2 pacientes) de 6 cm. Se utilizó guía fluoroscópica y endoscópica en el 88 % de los casos. La sobrevida de los pacientes en el seguimiento fue en promedio de 84 días (2,8 meses; rango: 0-414 días) y actualmente 1 paciente continúa en vigilancia posterior a la inserción de stent en el tiempo descrito del estudio.  Conclusión:  El stent duodenal es una alternativa de manejo paliativo efectiva y segura en los pacientes con OTSG que permite mejorar los síntomas y, en especial, la tolerancia a la vía oral y el egreso hospitalario temprano en este grupo de pacientes con una enfermedad neoplásica avanzada terminal en fase de manejo paliativo, lo que disminuye la necesidad de manejo quirúrgico.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Gastric outlet obstruction]]></kwd>
<kwd lng="en"><![CDATA[self-expandable metal stents]]></kwd>
<kwd lng="en"><![CDATA[palliative care]]></kwd>
<kwd lng="es"><![CDATA[Obstrucción de la salida gástrica]]></kwd>
<kwd lng="es"><![CDATA[stents metálicos autoexpandibles]]></kwd>
<kwd lng="es"><![CDATA[cuidados paliativos]]></kwd>
</kwd-group>
</article-meta>
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