<?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>2444-6483</journal-id>
<journal-title><![CDATA[Endoscopia]]></journal-title>
<abbrev-journal-title><![CDATA[Endoscopia]]></abbrev-journal-title>
<issn>2444-6483</issn>
<publisher>
<publisher-name><![CDATA[Asociación Mexicana de Endoscopia Gastrointestinal A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2444-64832025000100015</article-id>
<article-id pub-id-type="doi">10.24875/end.24000004</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Clasificación del riesgo de sangrado y mortalidad en pacientes con hemorragia de tubo digestivo alto no variceal mediante el empleo de escalas pronósticas en el ISSSTE Tultitlán]]></article-title>
<article-title xml:lang="en"><![CDATA[Risk classification of bleeding and mortality in patients with upper gastrointestinal bleeding through the employment of prognosis scales in the ISSSTE Tultitlán]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Téllez-Cervantes]]></surname>
<given-names><![CDATA[Jaime A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Escandón-Espinoza]]></surname>
<given-names><![CDATA[Yoeli M.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López-García]]></surname>
<given-names><![CDATA[Katia D.]]></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 Hospital Regional de Alta Especialidad Bicentenario de la Independencia Departamento de Endoscopia Gastrointestinal]]></institution>
<addr-line><![CDATA[Tultitlán ]]></addr-line>
<country>México</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>37</volume>
<numero>1</numero>
<fpage>15</fpage>
<lpage>18</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2444-64832025000100015&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2444-64832025000100015&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2444-64832025000100015&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción: La hemorragia de tubo digestivo alta (HTDA) es aquella que ocurre en el tracto gastrointestinal proximal al ámpula de Vater. Las causas más comunes son la úlcera péptica, esofagitis, lesiones malignas en estadios avanzados y ulcerados, lesiones vasculares como la lesión de Dieulafoy y angiectasias.  Objetivo: Establecer el riesgo de sangrado activo en pacientes con HTDA no variceal mediante el empleo de escalas pronósticas en el Instituto de Seguridad y Servicios Sociales de los Trabajadores del Estado (ISSSTE) Tultitlán.  Método: Estudio retrospectivo, descriptivo y transversal donde se calcularon los puntajes de Glasgow Blatchford (GBS), Rockall preendoscópico y AIMS65 en 62 pacientes atendidos en el ISSSTE Tultitlán por presentar HTDA en el periodo del 1 de enero al 30 de mayo del 2023.  Resultados: El puntaje de GBS presentó una media muestral de 10.3 y el 100% (n = 62) de los pacientes obtuvieron una escala &#8805; 1. La escala de Rockall preendoscópica presentó una media muestral de 2.72 (desviación estándar [DE]: 1.56) y el 69.36% (n = 43) de los pacientes obtuvieron una escala &gt; 2. La escala de AIMS65 presentó una media muestral de 2.98 (DE: 1.12) y el 66.13% (n = 41) de los pacientes obtuvieron una escala &gt; 3. El puntaje de GBS demostró mayor especificidad y valor predictivo positivo para el rendimiento diagnóstico.  Conclusiones: El puntaje de GBS es el de mayor rendimiento diagnóstico para HTDA, nos predice con mayor exactitud la necesidad de realizar el procedimiento endoscópico de manera temprana por presencia de sangrado activo en dicho tipo de pacientes.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction: Upper gastrointestinal bleeding occurs in the gastrointestinal tract above the ampulla of Vater. The most frequent causes are peptic ulcers, esophagitis, malignant lesions, vascular lesions such as Dieulafoy&#8217;s lesion and angiectasias.  Objective: To establish which is the best scale to evaluate the risk of bleeding during upper endoscopy.  Method: Single center, retrospective, descriptive and observational study where Glasgow Blatchford (GBS), pre-endoscopic Rockall and AIMS65 scores were calculated in 62 patients treated at the ISSSTE Tultitlán with the diagnosis of upper gastrointestinal bleeding in the period from January 1 to May 30 2023.  Results: GBS scores had a mean sample of 10.37 (standard deviation [SD]: 5.11), 100% (n = 62) of the patients had a score &#8805; 1. Rockall score had a mean sample of 2.72 (SD: 1.56) and 69.36% (n = 43) of the patients had a score &#8805; 2. AIMS65 score had a mean sample of 2.98 (SD: 1.12) and 66.12% (n = 41) of the patients had a score &#8805; 3. The GBS score was the one with the higher specificity and positive predictive value.  Conclusions: GBS score was the one with the higher diagnostic performance for upper gastrointestinal bleeding, it predicts with higher accuracy the necessity to perform upper endoscopy.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Hemorragia]]></kwd>
<kwd lng="es"><![CDATA[Mortalidad]]></kwd>
<kwd lng="es"><![CDATA[Sangrado]]></kwd>
<kwd lng="es"><![CDATA[Escalas]]></kwd>
<kwd lng="es"><![CDATA[Pronóstico]]></kwd>
<kwd lng="en"><![CDATA[Hemorrhage]]></kwd>
<kwd lng="en"><![CDATA[Mortality]]></kwd>
<kwd lng="en"><![CDATA[Bleeding]]></kwd>
<kwd lng="en"><![CDATA[Scales]]></kwd>
<kwd lng="en"><![CDATA[Prognosis]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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