<?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>S2444-64832019000600137</article-id>
<article-id pub-id-type="doi">10.24875/end.m19000072</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Divertículo de Zenker de la A al Z-poem]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López y López]]></surname>
<given-names><![CDATA[Miguel Ángel]]></given-names>
</name>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Herrera-Esquivel]]></surname>
<given-names><![CDATA[José de Jesús]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Delano-Alonso]]></surname>
<given-names><![CDATA[Roberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Valenzuela-Salazar]]></surname>
<given-names><![CDATA[Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Río-Suárez]]></surname>
<given-names><![CDATA[Ignacio del]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Betancourt-Ferreyra]]></surname>
<given-names><![CDATA[Jessica Jazmín]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Topete-González]]></surname>
<given-names><![CDATA[Luis Alberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Baldivia-Correa]]></surname>
<given-names><![CDATA[Barbara]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez-Parra]]></surname>
<given-names><![CDATA[Andrés Felipe]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fernández-Enríquez]]></surname>
<given-names><![CDATA[Enrique Raúl]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Jordan-García]]></surname>
<given-names><![CDATA[Eduardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Santillán-Lomelí]]></surname>
<given-names><![CDATA[Ivette]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vargas-Salgueiro]]></surname>
<given-names><![CDATA[Ayermin Heriberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Montijo-Barrios]]></surname>
<given-names><![CDATA[Ericka]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Madrigal-Téllez]]></surname>
<given-names><![CDATA[Marco Antonio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rivera-Flores]]></surname>
<given-names><![CDATA[Andy Gabriel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Moreno-Portillo]]></surname>
<given-names><![CDATA[Mucio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital General Dr. Manuel Gea González Servicio de Endoscopia Gastrointestinal ]]></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>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2019</year>
</pub-date>
<volume>31</volume>
<fpage>137</fpage>
<lpage>141</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2444-64832019000600137&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2444-64832019000600137&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2444-64832019000600137&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción: El divertículo de Zenker es una enfermedad rara en la población general. El divertículo de Zenker representa el 60 a 65% de todos los divertículos esofágicos. La estrategia para el tratamiento de los divertículos faríngeos ha evolucionado a lo largo del siglo pasado, de forma paralela a los cambios acaecidos en nuestra comprensión de la fisiopatología subyacente y a los avances tecnológicos. Se han propuesto 2 vías de acceso diferentes: la cirugía abierta (miotomía del esfínter esofágico superior [EES] y diverticulectomía o diverticulopexia) o la cirugía endoscópica transoral.  Objetivos: Presentar la experiencia en el manejo del divertículo de Zenker en el Hospital General Dr. Manuel Gea González.  Material y métodos: Estudio retrospectivo, descriptivo, transversal, en el que fueron analizados los expedientes de todos los pacientes con diagnóstico de divertículo de Zenker del Hospital General de Dr. Manuel Gea González del año 2010 a marzo del 2019.  Resultados: Se encontraron 13 casos con diagnóstico de divertículo de Zenker, de los cuales todos fueron tratados con técnica transoral. De estos 6 fueron realizados con endoscopio rígida y uso de endograpadora de tipo lineal, 7 fueron realizados con endoscopia flexible. De estos 5 se realizaron con técnica de diverticulotomia con hook-knife y los dos más recientes con técnica de Z-poem y TT Knife. Se presentó 1 recurrencia en el grupo de endoscopia rígida y hasta el momento no se han presentado recurrencias con el abordaje con endoscopia flexible. Solamente presentó una lesión oral en los pacientes que se les realizó endoscopia rígida. No hubo ningún caso con complicaciones inmediatas o intra procedimiento, llámese sangrado o perforación en los pacientes manejados con endoscopia flexible. Es importante señalas que a uno de los pacientes se le intento realizar el procedimiento con endoscopia rígida, sin embargo por falta de hiperextensión cervical y lesión del paladar no se pudo realizar el procedimiento, por lo cual se suspendió la cirugía y se reprogramó para realización de Z-poem, el cual se realizó de manera exitosa y sin complicaciones.  Conclusiones: La endoscopia flexible es una técnica segura nos ofrece la ventaja de poderse realizar únicamente bajo sedación, no requerir de la hiperextensión cervical, poder realizar miotomias en divertículos pequeños y tiempos de procedimiento relativamente cortos.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction: Zenker diverticulum is a rare disease in the general population. Zenker&#8217;s diverticulum represents 60-65% of all esophageal diverticula. The treatment for pharyngeal diverticula has evolved during the las century, in a parallel way whit our understanding of its physiopathology and the technological advances. There has been proposed 2 different ways of acces: open surgery (upper esophageal sphincter myotomy and diverticulectomy or diverticulopexy) or endoscopic transoral surgery.  Objective: To report the experience in the management of the Zenker diverticulum at Hospital General Dr. Manuel Gea González.  Material and methods: Retrospective, descriptive, cross-sectional study in which the files of all patients with diagnosis of Zenker diverticulum, in the Hospital General Dr. Manuel Gea González from 2010 - March 2019, were analyzed.  Results: We found 13 cases with the diagnosis of Zenker Diverticulum, all of them were treated with endoscopic transoral technique. In 6 of them we performed rigid endoscopic transoral staple technique, and 7 with flexible endoscopy (5 with hook-knife diverticulectomy and 2 with Z-poem technique) There was only one recurrence in staple group. There was one oral lesion in the staple group. There was no immediate or trans surgery complications in the flexible endoscopy group. Its important to notice that one patient was initially treated with the staple technique, but because the patient didn&#8217;t reach enough cervical hyperextension and a palate lesion, the surgery had to be suspended. The patient was re-scheduled an we performed successfully Z-poem technique with no complications.  Conclusions: Flexible endoscopy is safe, feasible technique. It offers many advantages, it can be done under sedation, no need for cervical hyperextension, its an option for treating small size diverticulum, no risk of dental lesions, and short operation times.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Divertículo de Zenker]]></kwd>
<kwd lng="es"><![CDATA[Divertículo faringoesofágico]]></kwd>
<kwd lng="es"><![CDATA[Divertículo faringoesofágico por pulsión]]></kwd>
<kwd lng="en"><![CDATA[Pharyngoesophageal diverticulum]]></kwd>
<kwd lng="en"><![CDATA[Pharyngoesophageal pulsion diverticula]]></kwd>
<kwd lng="en"><![CDATA[Zenker&#8217;s diverticulum]]></kwd>
</kwd-group>
</article-meta>
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