<?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>S0120-99572025000100095</article-id>
<article-id pub-id-type="doi">10.22516/25007440.1196</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Acquired Superior Mesenteric Artery Syndrome: A Case Report with Associated Mortality]]></article-title>
<article-title xml:lang="es"><![CDATA[Síndrome de la arteria mesentérica superior adquirido: presentación de un caso con mortalidad asociada]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martínez-Gil]]></surname>
<given-names><![CDATA[Jorge Carmelo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martínez-Montalvo]]></surname>
<given-names><![CDATA[Carlos Mauricio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ruiz]]></surname>
<given-names><![CDATA[Óscar Fernando]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gómez-Zuleta]]></surname>
<given-names><![CDATA[Martín Alonso]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional de Colombia  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Nacional de Colombia  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Hospital Universitario Nacional de Colombia  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2025</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2025</year>
</pub-date>
<volume>40</volume>
<numero>1</numero>
<fpage>95</fpage>
<lpage>98</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-99572025000100095&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-99572025000100095&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-99572025000100095&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction:  Superior Mesenteric Artery Syndrome (SMAS) is a rare vascular-origin intestinal obstruction affecting the third portion of the duodenum. It is often underdiagnosed due to its multiple confounding factors, leading to delays in diagnosis and a high morbidity and mortality rate. The primary underlying mechanism is significant weight loss, and it is more commonly seen in young women. Current treatment approaches include either medical management or minimally invasive surgery.  Case Presentation: We present the case of a 61-year-old woman with a six-month history of insidious abdominal pain and recurrent episodes of vomiting, accompanied by severe weight loss. Imaging studies confirmed a diagnosis of SMAS, which was secondary to tumor recurrence in metastatic breast cancer. Conservative management was initiated; however, the patient ultimately succumbed to infectious complications.  Conclusions: SMAS is a rare and challenging condition to diagnose. Various underlying factors contribute to significant weight loss, which is central to its pathophysiology. Computed tomography (CT) and magnetic resonance imaging (MRI) are the preferred diagnostic modalities. While conservative management remains the first-line treatment, it is associated with a high recurrence rate. Surgical intervention, though an option, carries substantial morbidity risks due to the complexity of the procedure.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción:  El síndrome de la arteria mesentérica superior (SAM) es una condición rara de obstrucción intestinal de la tercera porción con un origen vascular. Es subdiagnosticada y tiene múltiples distractores, lo que implica un retraso en su diagnóstico, pero conlleva una alta tasa de morbimortalidad. Su base fisiopatológica es la pérdida de peso, y es más común en mujeres jóvenes, en las que el manejo médico o quirúrgico mínimamente invasivo es el tratamiento en la actualidad.  Presentación del caso: Es una mujer de 61 años con síntomas insidiosos de seis meses de evolución de dolor abdominal y múltiples episodios eméticos asociados a una pérdida marcada de peso con diagnóstico tomográfico de SAM, condicionado por la recaída tumoral de cáncer de mama. Se indicó manejo conservador, pero hubo desenlace fatal por complicaciones infecciosas.  Conclusiones:  El SAM es raro y su diagnóstico es difícil. Múltiples causas asociadas llevan a pérdida de peso, que es la base de su fisiopatología. La tomografía y la resonancia son las imágenes de elección y actualmente el manejo conservador es la primera línea con alta tasa de recurrencia, y escoger una opción quirúrgica debe ser susceptible de una alta morbilidad derivada del proceso quirúrgico.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Superior Mesenteric Artery Syndrome]]></kwd>
<kwd lng="en"><![CDATA[intestinal obstruction]]></kwd>
<kwd lng="en"><![CDATA[weight loss]]></kwd>
<kwd lng="en"><![CDATA[breast neoplasm]]></kwd>
<kwd lng="en"><![CDATA[duodenal obstruction]]></kwd>
<kwd lng="es"><![CDATA[Síndrome de la arteria mesentérica superior]]></kwd>
<kwd lng="es"><![CDATA[obstrucción del intestino]]></kwd>
<kwd lng="es"><![CDATA[pérdida de peso]]></kwd>
<kwd lng="es"><![CDATA[neoplasia de mama]]></kwd>
<kwd lng="es"><![CDATA[obstrucción duodenal]]></kwd>
</kwd-group>
</article-meta>
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<given-names><![CDATA[C]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[EUS-guided gastroenterostomy for duodenal obstruction secondary to superior mesenteric artery syndrome]]></article-title>
<source><![CDATA[VideoGIE an Off video J Am Soc Gastrointest Endosc]]></source>
<year>2021</year>
<volume>6</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>14-5</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
