<?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>0138-6557</journal-id>
<journal-title><![CDATA[Revista Cubana de Medicina Militar]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cub Med Mil]]></abbrev-journal-title>
<issn>0138-6557</issn>
<publisher>
<publisher-name><![CDATA[Centro Nacional de Información de Ciencias MédicasEditorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0138-65572022000300031</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Algunas consideraciones en torno al cáncer de esófago]]></article-title>
<article-title xml:lang="en"><![CDATA[Some specificities around esophageal cancer]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Suárez Rodríguez]]></surname>
<given-names><![CDATA[José Antonio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Nazario Dolz]]></surname>
<given-names><![CDATA[Ana María]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Romero García]]></surname>
<given-names><![CDATA[Lázaro Ibrahim]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Falcón Vilariño]]></surname>
<given-names><![CDATA[Gilberto Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rivero Reyes]]></surname>
<given-names><![CDATA[Grethel Odalys]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Ciencias Médicas de Santiago de Cuba Hospital Provincial Docente "Saturnino Lora". ]]></institution>
<addr-line><![CDATA[ Santiago de Cuba]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2022</year>
</pub-date>
<volume>51</volume>
<numero>3</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0138-65572022000300031&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0138-65572022000300031&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0138-65572022000300031&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción: El cáncer de esófago es una enfermedad presente a escala mundial, sobre todo en naciones en vías de desarrollo. Se realizó una revisión bibliográfica en bases de datos biomédicas mediante el motor de búsqueda de información Google académico. Se seleccionaron 24 de 62 artículos; 22 (91,6 %) del último quinquenio, publicados en español e inglés, relacionados con el objetivo propuesto.  Objetivo: Describir algunos aspectos del cáncer de esófago, con énfasis en los epidemiológicos, etiopatogénicos y del tratamiento quirúrgico.  Desarrollo: El cáncer de esófago es más frecuente en varones, con proporción hombre/mujer de 6:1, aunque en poblaciones de alto riesgo la incidencia es igual en ambos sexos; aunque algunos refieren que la relación es de 3 a 10 hombres por cada mujer, en dependencia de la zona geográfica. Las áreas de alta frecuencia son: Asia, África Central y del Sur. El carcinoma epidermoide y el adenocarcinoma representan el 95,0 % de todos los tumores esofágicos. La esofagectomía abierta o mínimamente invasiva constituye el pilar básico del tratamiento quirúrgico.  Conclusiones: En la etiología del cáncer de esófago, los factores moleculares, genéticos y ambientales juegan un papel importante. El diagnóstico en etapas avanzadas predomina debido a lo tardío de la aparición de los síntomas y a las insuficiencias en el cribaje. El tratamiento quirúrgico constituye un pilar fundamental para los tres primeros estadios de la enfermedad, acompañada o no de quimio-radioterapia adyuvante o de neoadyuvancia (en el estadio II).]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  Esophageal cancer is a disease present worldwide, especially in developing nations. A bibliographic review was carried out in biomedical databases using the Google Scholar search engine. 24 of 62 articles were selected; 22 (91.6 %) of the last five years, published in Spanish and English, related to the proposed objective.  Objective:  To describe some aspects of esophageal cancer, with emphasis on the epidemiological, etiopathogenic and surgical treatment.  Development:  Esophageal cancer is more common in men, with a male/female ratio of 6:1, although in high-risk populations the incidence is the same in both sexes; although some report that the ratio is between 3 and 10 men for every woman, depending on the geographical area. High frequency areas are: Asia, Central and South of Africa. Squamous cell carcinoma and adenocarcinoma represent 95.0 % of all esophageal tumors. Open or minimally invasive esophagectomy is the basic pillar of surgical treatment.  Conclusions:  In the etiology of esophageal cancer, molecular, genetic and environmental factors play an important role. Diagnosis in advanced stages predominates due to the late onset of symptoms and insufficient screening. Surgical treatment is a fundamental pillar for the first three stages of the disease, accompanied or not by adjuvant or neoadjuvant chemo-radiotherapy (in stage II).]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[cáncer de esófago]]></kwd>
<kwd lng="es"><![CDATA[factores de riesgo]]></kwd>
<kwd lng="es"><![CDATA[etiopatogenia]]></kwd>
<kwd lng="es"><![CDATA[esofagectomía]]></kwd>
<kwd lng="en"><![CDATA[esophageal cancer]]></kwd>
<kwd lng="en"><![CDATA[risk factors]]></kwd>
<kwd lng="en"><![CDATA[etiopathogenesis]]></kwd>
<kwd lng="en"><![CDATA[esophagectomy]]></kwd>
</kwd-group>
</article-meta>
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