<?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>S1405-00992022000400202</article-id>
<article-id pub-id-type="doi">10.35366/109896</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Schwannoma cervical]]></article-title>
<article-title xml:lang="en"><![CDATA[Cervical schwannoma]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Herrera Valenzuela]]></surname>
<given-names><![CDATA[Jaime Aarón]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García Palazuelos]]></surname>
<given-names><![CDATA[Jesús Manuel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Nava Coronado]]></surname>
<given-names><![CDATA[Agustín]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lujan Terrazas]]></surname>
<given-names><![CDATA[Laura Belem]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Mexicano del Seguro Social Hospital General Zona No. 6 &#8220;Lic. Benito Juárez&#8221; Servicio de Cirugía General]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2022</year>
</pub-date>
<volume>44</volume>
<numero>4</numero>
<fpage>202</fpage>
<lpage>207</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1405-00992022000400202&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1405-00992022000400202&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1405-00992022000400202&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: El Schwannoma o neurilemoma es conocido como una tumoración poco común o frecuente, proveniente de las células de Schwann (células gliales que se encuentran en el sistema nervioso periférico) y en la mayoría de las situaciones se comportan de manera benigna. El caso que presentamos es ilustrativo de una patología poco común, una tumoración benigna que se diferencia a lo largo de las líneas schwannianas, algunas de estas tumoraciones pueden tener actividad mitótica no insignificante, pero su comportamiento es benigno; sin embargo, este tipo de tumores suelen aparecer en los tejidos blandos profundos y sólo raras veces comprometen el tejido subcutáneo. Durante este reporte abordaremos el caso de una paciente de la tercera década de la vida, la cual presenta una tumoración cervical con crecimiento durante tres años hasta el abordaje médico-quirúrgico, posterior a inicio de sintomatología, aunque sin datos de compromiso de vía aérea, estado hemodinámico o alteraciones neurológicas, pero sí presentando importante dolor y dificultad a la movilización cervical. Se complementa con estudios de imagen que sugieren descartar quiste branquial contra adenoma pleomorfo. El tratamiento de elección es la escisión, ya que habitualmente el schwannoma desplaza y comprime el nervio residual en su periferia, pudiendo ser retirado sin afectar al nervio, en este caso específicamente hablando de afección directa al nervio vago (X par) hemilateral izquierdo, se diseca y enuclea la tumoración buscando así preservar las funciones del nervio ya mencionado. Posteriormente la paciente presenta datos de síndrome de Horner durante el postquirúrgico inmediato y mediato con ptosis y enoftalmos, llegando a durar con alteraciones que luego de dos meses remiten favorablemente, sin datos de parálisis, alteraciones en la deglución o disfonía, sólo continua con dolor en región temporal a la masticación.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: Schwanommas, or neurilemomas, are known as rare or frequent tumors from Schwann cells (glial cells found in the peripheral nervous system), and in most situations behave benignly. The case we present is illustrative of a rare pathology, a benign tumor that differs along the Schwannian lines, some may have not insignificant mitotic activity but their behavior is benign; however, these types of tumors usually appear in the deep soft tissues and only rarely involve the subcutaneous tissue. During this report we illustrate the case of a female patient of the 3rd decade of life, which presents a cervical tumor with growth for 3 years until the medical-surgical approach, subsequent to the onset of symptomatology, although without data of airway compromise, hemoadynamic state or neurological alterations, but if presenting significant pain and difficulty to cervical mobilization. Complementing with imaging studies who suggest ruling out gill cyst against pleomorphic adenoma. The treatment of choice is excision since usually the schwannoma displaces and compresses the residual nerve in its periphery, being able to be removed without affecting the nerve.in this case specifically speaking of direct affection to the vagus nerve (X pair) left hemilateral, dissecting and enucleate the tumor seeking to preserve the functions of the nerve already mentioned. subsequently patient presents data of Horner syndrome during the immediate postoperative and mediate with ptosis and enophthalmos, lasting with alterations that after two months remit favorably, without data of paralysis, alterations in the swallowing or dysphonia, only continuing with pain in temporary region to chewing.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[schwannoma]]></kwd>
<kwd lng="es"><![CDATA[tumoración cervical]]></kwd>
<kwd lng="es"><![CDATA[neurilemomas]]></kwd>
<kwd lng="es"><![CDATA[nervio vago]]></kwd>
<kwd lng="es"><![CDATA[neurinomas]]></kwd>
<kwd lng="en"><![CDATA[schwannoma]]></kwd>
<kwd lng="en"><![CDATA[cervical tumor]]></kwd>
<kwd lng="en"><![CDATA[neurilemomas]]></kwd>
<kwd lng="en"><![CDATA[vagus nerve]]></kwd>
<kwd lng="en"><![CDATA[neurinomas]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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