<?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>0028-3746</journal-id>
<journal-title><![CDATA[Neumología y cirugía de tórax]]></journal-title>
<abbrev-journal-title><![CDATA[Neumol. cir. torax]]></abbrev-journal-title>
<issn>0028-3746</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Mexicana de Neumología y Cirugía de Tórax; Instituto Nacional de Enfermedades Respiratorias Ismael Cosío Villegas; Sociedad Cubana de Neumología; Sociedad Paraguaya de Neumología; Sociedad Boliviana de Neumología.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0028-37462022000400256</article-id>
<article-id pub-id-type="doi">10.35366/112956</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Schwannoma, un diagnóstico diferencial en los tumores de mediastino posterior]]></article-title>
<article-title xml:lang="en"><![CDATA[Schwannoma, a differential diagnosis in posterior mediastinal tumors]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Palomares-Capetillo]]></surname>
<given-names><![CDATA[Paola]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Armas-Zárate]]></surname>
<given-names><![CDATA[Francisco Javier]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Iñiguez-García]]></surname>
<given-names><![CDATA[Marco Antonio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Nacional de Enfermedades Respiratorias Ismael Cosío Villegas  ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></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>81</volume>
<numero>4</numero>
<fpage>256</fpage>
<lpage>259</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0028-37462022000400256&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0028-37462022000400256&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0028-37462022000400256&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: Los tumores del mediastino posterior son predominantemente tumores neurogénicos. Los tumores neurogénicos surgen de tejidos cuyo origen es la cresta neural embrionaria y se clasifican de acuerdo a si crecen a partir de la vaina nerviosa, de las células nerviosas o si son paraganglionares. Entre el grupo de tumores benignos de vaina nerviosa, los schwannomas y los neurofibromas son los más comunes. El schwannoma es el tumor neurogénico intratorácico más frecuente. La piedra angular del tratamiento de los tumores neurogénicos, ya sean benignos o malignos, es la resección quirúrgica completa, y es importante para la confirmación diagnóstica y descartar degeneración maligna.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: Tumors of the posterior mediastinum are predominantly neurogenic tumors. Neurogenic tumors arise from tissues whose origin is the embryonic neural crest, and are classified according to whether they grow from the nerve sheath, nerve cells or are paraganglionic. Among the group of benign nerve sheath tumors, schwannomas and neurofibromas are the most common. Schwannoma is the most frequent intrathoracic neurogenic tumor. The cornerstone of treatment of neurogenic tumors, whether benign or malignant, is complete surgical resection, and is important for diagnostic confirmation and to prevent malignant degeneration.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[mediastino posterior]]></kwd>
<kwd lng="es"><![CDATA[tumor]]></kwd>
<kwd lng="es"><![CDATA[schwannoma]]></kwd>
<kwd lng="en"><![CDATA[posterior mediastinum]]></kwd>
<kwd lng="en"><![CDATA[tumor]]></kwd>
<kwd lng="en"><![CDATA[schwannoma]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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