<?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>S2007-40852018000600440</article-id>
<article-id pub-id-type="doi">10.24245/revmexurol.v78i6.2293</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Cáncer vesical de células escamosas: reporte de un caso y revisión de la bibliografía]]></article-title>
<article-title xml:lang="en"><![CDATA[Squamous cell carcinoma of the bladder: A case report and literature review]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cabrera-Sánchez]]></surname>
<given-names><![CDATA[Luis A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Calao-Pérez]]></surname>
<given-names><![CDATA[Manuel B.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Acero-Vargas]]></surname>
<given-names><![CDATA[Juan P.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González-Murillo]]></surname>
<given-names><![CDATA[Eduardo A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Madero-Guerrero]]></surname>
<given-names><![CDATA[Juan A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Aragón-Tovar]]></surname>
<given-names><![CDATA[Anel R.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Mexicano del Seguro Social Centro Médico Nacional del Noreste Unidad Médica de Alta Especialidad 25]]></institution>
<addr-line><![CDATA[Monterrey Nuevo León]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Instituto Mexicano del Seguro Social Centro Médico Nacional del Noreste Unidad Médica de Alta Especialidad 25]]></institution>
<addr-line><![CDATA[Monterrey Nuevo León]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2018</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2018</year>
</pub-date>
<volume>78</volume>
<numero>6</numero>
<fpage>440</fpage>
<lpage>446</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-40852018000600440&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-40852018000600440&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-40852018000600440&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  ANTECEDENTES:  El carcinoma de células escamosas es una variedad histológica excepcional del cáncer vesical, pues se estima en 1.6-8% de los casos.  CASO CLÍNICO:  Mujer de 58 años que inició con cuadro clínico de hematuria macroscópica, formadora de coágulos y anemia. La cistoscopia reportó un tumor vesical de 4 cm en la pared anterior y fondo vesical. El reporte histopatológico de la resección transuretral de vejiga fue: carcinoma urotelial de alto grado con diferenciación escamosa, invasión a la capa muscular, permeación vascular y perineural. El tratamiento consisitió en cistectomía radical y formación de conducto ileal. Cinco días después de la cirugía se dio de alta del hospital, sin complicaciones aparentes. El reporte de patología comprobó el diagnóstico de carcinoma escamoso moderadamente diferenciado, con infiltración a tejido perivesical; la inmunohistoquímica resultó positiva para citoqueratina 5/6 y p/63. Con estos resultados se programó a la paciente para recibir tratamiento coadyuvante con radioterapia.  CONCLUSIONES:  El cáncer vesical representa una neoplasia de reporte obligatorio, principalmente sus variedades inusuales (carcinoma de células escamosas), pues contribuye con la estadística nacional y proporciona resultados del tratamiento radical.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  BACKGROUND:  Squamous cell carcinoma of the bladder is a rare histologic variety of bladder cancer, accounting for 1.6-8% of cases.  CLINICAL CASE:  A 58-year-old woman presented with clot-forming gross hematuria and anemia. Cystoscopy revealed a 4-cm tumor on the anterior wall and fundus of the bladder and the histopathologic study from the transurethral resection of the bladder reported high-grade urothelial carcinoma with squamous cell differentiation, invasion of the muscle layer, and vascular and perineural permeation. Treatment was radical cystectomy plus the formation of an ileal pouch. The patient was released on postoperative day 5 with no complications. The pathology study result was moderately differentiated squamous cell carcinoma invading the perivesical tissue, confirming the previous diagnosis. Immunohistochemistry was positive for cytokeratin 5/6 and p/63. The patient was referred for adjuvant radiation therapy.  CONCLUSIONS:  The report of unusual types of bladder cancer (squamous cell carcinoma) is vitally important as a contribution to national statistics and to know the results of radical treatment.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Cáncer vesical escamoso]]></kwd>
<kwd lng="es"><![CDATA[México]]></kwd>
<kwd lng="en"><![CDATA[Squamous cell carcinoma of the bladder]]></kwd>
<kwd lng="en"><![CDATA[Mexico]]></kwd>
</kwd-group>
</article-meta>
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