<?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>2565-005X</journal-id>
<journal-title><![CDATA[Gaceta mexicana de oncología]]></journal-title>
<abbrev-journal-title><![CDATA[Gac. mex. oncol.]]></abbrev-journal-title>
<issn>2565-005X</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Mexicana de Oncología A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2565-005X2023000500094</article-id>
<article-id pub-id-type="doi">10.24875/j.gamo.22000131</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Tumor gástrico subepitelial. Presentación de un caso y revisión de la literatura]]></article-title>
<article-title xml:lang="en"><![CDATA[Subepithelial gastric tumor. A case report and literature review]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cortés-Cárdenas]]></surname>
<given-names><![CDATA[Seir A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hickman-Álvarez]]></surname>
<given-names><![CDATA[Alicia I.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martín-Pérez]]></surname>
<given-names><![CDATA[Jesús A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Nagore-Ancona]]></surname>
<given-names><![CDATA[Jesús F.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto de Seguridad y Servicios Sociales de los Trabajadores del Estado Centro Médico Nacional 20 de Noviembre Servicio de Cirugía Oncológica]]></institution>
<addr-line><![CDATA[ Ciudad de México]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2023</year>
</pub-date>
<volume>22</volume>
<fpage>94</fpage>
<lpage>99</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2565-005X2023000500094&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2565-005X2023000500094&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2565-005X2023000500094&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Antecedentes: Los tumores subepiteliales gástricos surgen de capas distintas de la submucosa o compresión extrínseca de estructuras intraabdominales.  Objetivo: Describir un caso clínico con presentación sintomática, manejado con resección sin diagnóstico preoperatorio.  Caso clínico: Paciente de sexo femenino de 43 años, que presenta sangrado de tubo digestivo. Panendoscopia con evidencia de compresión extrínseca. Tomografía computarizada con tumor sólido de 7.3 x 5.5 x 6.7 cm. Se realiza laparotomía exploradora con gastrectomía parcial y reconstrucción en Y de Roux.  Resultados: Cursa evolución favorable, tolera vía oral al 5.º día. Reporte histopatológico de schwannoma gástrico.  Conclusión: Paciente con schwannoma gástrico, evolución favorable y pronóstico excelente tras la resolución quirúrgica.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Background: Gastric subepithelial tumors arise from layers other than the submucosa or extrinsic compression of intra-abdominal structures.  Objective: To describe a clinical case with symptomatic presentation, managed with resection without preoperative biopsy.  Clinical case: A 43-year-old female who presents digestive tract bleeding. Panendoscopy with evidence of extrinsic compression. Computed tomography with solid tumor of 7.3 x 5.5 x 6.7 cm. Exploratory laparotomy with partial gastrectomy and Roux-en-Y reconstruction is performed.  Results: Course favorable evolution, tolerated orally on the 5th day. Histopathological report of gastric schwannoma.  Conclusion: Patient with gastric schwannoma, favorable evolution, and excellent prognosis after surgical resolution.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Schwannoma gástrico]]></kwd>
<kwd lng="es"><![CDATA[Tumores gástricos subepiteliales]]></kwd>
<kwd lng="es"><![CDATA[Inmunohistoquímica]]></kwd>
<kwd lng="en"><![CDATA[Gastric schwannoma]]></kwd>
<kwd lng="en"><![CDATA[Subepithelial gastric tumors]]></kwd>
<kwd lng="en"><![CDATA[Immunohistochemistry]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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