<?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>S1405-00992024000400263</article-id>
<article-id pub-id-type="doi">10.35366/118867</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Protocolo diagnóstico completo en paciente con GIST]]></article-title>
<article-title xml:lang="en"><![CDATA[Complete diagnostic protocol in a patient with GIST]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Campos-Campos]]></surname>
<given-names><![CDATA[Salvador Francisco]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Campos-Palacios]]></surname>
<given-names><![CDATA[Ivonne Teresa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Silva-Castro]]></surname>
<given-names><![CDATA[Laura Guadalupe]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Barragán-Otero]]></surname>
<given-names><![CDATA[Javier]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Soria-Céspedes]]></surname>
<given-names><![CDATA[Danny]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Villavicencio-Pérez]]></surname>
<given-names><![CDATA[María Fernanda]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Ángeles Lindavista Asociación Mexicana de Cirugía, Academia Mexicana de Cirugía Angeles Health System]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital Ángeles Lindavista Angeles Health System ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Hospital Ángeles Lindavista Angeles Health System ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Hospital Ángeles Lindavista Angeles Health System ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Universidad Anáhuac Hospital Ángeles Lindavista Angeles Health System]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2024</year>
</pub-date>
<volume>46</volume>
<numero>4</numero>
<fpage>263</fpage>
<lpage>268</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1405-00992024000400263&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1405-00992024000400263&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1405-00992024000400263&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: El sangrado de tubo digestivo es una urgencia médica que requiere atención inmediata, considerando edad y comorbilidades. Los síntomas varían desde anemia hasta melena. La panendoscopia se utiliza como método de evaluación inicial, y si es negativa, se usa cápsula endoscópica. Los tumores estromales gastrointestinales son principalmente benignos, aunque 30% son malignos, localizándose en estómago e intestino delgado. La resección quirúrgica es el tratamiento principal y el imatinib también se usa como terapia. Se describe el caso de paciente femenino de 51 años, quien ingresó por dolor epigástrico urente y cólico, náuseas, palidez y múltiples evacuaciones melénicas. Se transfundieron dos concentrados eritrocitarios y tras deterioro clínico se le realizaron diferentes pruebas, entre ellas cápsula endoscópica, para identificar el sangrado no visible, y enteroscopia, para marcar las lesiones detectadas a través de la cápsula. Se le realizó laparoscopia diagnóstica, donde se identificó y resecó un tumor subepitelial de yeyuno proximal. El análisis histopatológico reveló un tumor del estroma gastrointestinal de bajo riesgo, con márgenes negativos. La paciente fue referida a oncología para seguimiento. El uso de pruebas como cápsula endoscópica y enteroscopia permiten identificar el origen del sangrado en el tracto digestivo medio, como el descrito en este reporte.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: Gastrointestinal bleeding is a medical emergency that requires immediate attention, considering age and comorbidities. Symptoms range from anemia to melena. It uses panendoscopy as an initial evaluation method. If this is negative, use capsule endoscopy. Gastrointestinal stromal tumors are mainly benign, although 30% are malignant, located in the stomach and small intestine. The first-line intervention treatment is surgical resection and imatinib as therapy. We describe the case of a 51-year-old female patient admitted for burning and colic epigastric pain, nausea, pallor, and multiple melena stools. We transfuse two red blood cell concentrates. After clinical deterioration, different tests were performed, including capsule endoscopy to identify non-visible bleeding and enteroscopy to mark the lesions detected through the capsule. We performed a diagnostic laparoscopy where a subepithelial tumor of the proximal jejunum was identified and resected. Histopathological analysis reveals a low-risk gastrointestinal stromal tumor with negative margins. We referred the patient to oncology for follow-up. Tests such as capsule endoscopy and enteroscopy allow identification of the origin of bleeding in the mid-gastrointestinal tract, as described in this report.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[sangrado de tubo digestivo]]></kwd>
<kwd lng="es"><![CDATA[anemia]]></kwd>
<kwd lng="es"><![CDATA[melena]]></kwd>
<kwd lng="es"><![CDATA[hematoquecia]]></kwd>
<kwd lng="es"><![CDATA[inhibidor de tirosina cinasa]]></kwd>
<kwd lng="es"><![CDATA[tumor de estroma gastrointestinal]]></kwd>
<kwd lng="en"><![CDATA[gastrointestinal bleeding]]></kwd>
<kwd lng="en"><![CDATA[anemia]]></kwd>
<kwd lng="en"><![CDATA[melena]]></kwd>
<kwd lng="en"><![CDATA[hematochezia]]></kwd>
<kwd lng="en"><![CDATA[tyrosine kinase inhibitor]]></kwd>
<kwd lng="en"><![CDATA[gastrointestinal stromal tumor]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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