<?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>2007-4085</journal-id>
<journal-title><![CDATA[Revista mexicana de urología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. mex. urol.]]></abbrev-journal-title>
<issn>2007-4085</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Mexicana de Urología]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-40852017000300219</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Carcinoma de células escamosas del escroto]]></article-title>
<article-title xml:lang="en"><![CDATA[Squamous cell carcinoma of the scrotum]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Medrano-Leos]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Álvarez-Mejía]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Magos-Aquino]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Alemán-Meza]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García-Gutiérrez]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional Autónoma de México  ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2017</year>
</pub-date>
<volume>77</volume>
<numero>3</numero>
<fpage>219</fpage>
<lpage>224</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-40852017000300219&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-40852017000300219&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-40852017000300219&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  ANTECEDENTES:  el carcinoma de células escamosas del escroto es poco frecuente, con escasos reportes en la bibliografía. Suele afectar a pacientes de avanzada edad, no genera síntomas y provoca una lesión ulcerada sangrante, de bordes indurados en el escroto.  CASO CLÍNICO:  paciente de 83 años de edad, fogonero y mecánico, con exposición crónica al humo de leña y diversos agentes químicos. Ingresó al servicio de Urología del Centro Médico Nacional La Raza, con úlcera sangrante en el hemiescroto izquierdo, de 12 meses de evolución. A la exploración física se identificó una lesión superficial de 3 x 2 cm, ovoide, de bordes irregulares, ulcerada, con escaso sangrado; no se palparon ganglios linfáticos. La tomografía computada descartó datos de metástasis pulmonares, óseas o hepáticas. Tampoco evidenció enfermedad ganglionar locorregional ni a distancia. La estadificación se realizó según los criterios de Lowe para carcinoma de escroto y TNM de carcinoma de células escamosas. Se efectuó la disección de la lesión en su totalidad, mediante una incisión en el huso de bordes amplios de aproximadamente 2 cm. El paciente tuvo evolución posquirúrgica adecuada; se descartó el tratamiento coadyuvante y hasta el momento permanece en vigilancia.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  BACKGROUND: Squamous cell carcinoma of the scrotum is a rare entity with only a few reports in the medical literature. It usually presents in elderly patients, is asymptomatic, and causes a bleeding, ulcerated, hard-edged lesion on the scrotum.  CLINICAL CASE:  An 83-year-old man that worked as a chimney sweep and a mechanic was chronically exposed to wood smoke and different chemical agents. He was admitted to the Urology Service with a bleeding ulcer on the left hemiscrotum of 12-month progression. Physical examination identified a 3 x 2 cm superficial ovoid lesion with scant bleeding. No lymph nodes were palpated. Computed tomography showed no evidence of lung, bone, or liver metastases or signs of locoregional or distant lymph node disease. Scrotal carcinoma staging was carried out with the Lowe classification and the TNM classification. The lesion was completely dissected, employing a wide spindle-shaped incision with approximately 2 cm margins. The patient had adequate postoperative progression, did not receive adjuvant therapy, and is currently under surveillance.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[carcinoma de células escamosas]]></kwd>
<kwd lng="es"><![CDATA[cáncer escrotal]]></kwd>
<kwd lng="es"><![CDATA[exposición ocupacional]]></kwd>
<kwd lng="en"><![CDATA[Squamous cell carcinoma]]></kwd>
<kwd lng="en"><![CDATA[Scrotal cancer]]></kwd>
<kwd lng="en"><![CDATA[Occupational exposure]]></kwd>
</kwd-group>
</article-meta>
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