<?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>S2007-40852019000400007</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Sarcoma de próstata: presentación de un caso y revisión de la literatura]]></article-title>
<article-title xml:lang="en"><![CDATA[Prostate sarcoma: a case presentation and literature review]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Zepeda-Aguilar]]></surname>
<given-names><![CDATA[Arturo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ruvalcaba-Oseguera]]></surname>
<given-names><![CDATA[Guillermo Enrique]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto de Seguridad Social del Estado de México y Municipios Centro Médico &#8220;Arturo Montiel Rojas&#8221; ]]></institution>
<addr-line><![CDATA[Toluca ]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2019</year>
</pub-date>
<volume>79</volume>
<numero>4</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-40852019000400007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-40852019000400007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-40852019000400007&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Descripción:  Él caso es un paciente de 18 años de edad que acudió por hematuria y retención aguda de orina. Fue diagnosticado por cistoscopia y resección transuretral de próstata (RTUP); rabdomiosarcoma de próstata.  Relevancia;  Muy pocos casos reportados en el país y en la literatura mundial, que hacen difícil la sospecha diagnóstica, y una vez que se tiene formulan un reto terapéutico y multidisciplinario.  Implicaciones clínicas:  Hematuria y crecimiento prostático obstructivo, en pacientes menores de la cuarta década de la vida son los rasgos que deben llamar el interés para la sospecha de este tipo de neoplasia.  Conclusiones:  Los sarcomas de próstata son tumores poco frecuentes, lo cual dificulta el conocimiento de su historia natural. La progresión local y a distancia es muy rápida, con una supervivencia media de 2 años, a pesar del manejo terapéutico multimodal. El principal factor de supervivencia es una resección completa del tumor, un estadio local poco avanzado y grado tumoral. Es necesario buscar nuevos protocolos quimioterápicos que permitan prolongar la supervivencia de estos pacientes como se ha demostrado en otro tipo de sarcomas de extremidades.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Description:  An 18-year-old male sought medical attention due to hematuria and acute urinary retention. The patient had an emergency cystoscopy, after which he underwent radical prostatectomy. The pathology study stated prostate rhabdomyosarcoma.  Relevance:  There are very few cases reported both in Mexico and in the international literature. Thus, diagnostic suspicion is low, and once suspected, the disease is a therapeutic and multidisciplinary challenge.  Clinical implications:  Hematuria and obstructive prostatic growth in patients younger than the fourth decade of life are characteristics that should lead to the suspicion of this type of neoplasia.  Conclusions:  Prostate sarcomas are rare tumors and their natural history is not well understood. Local and distant progression is rapid, with a mean 2-year survival, despite multimodal therapeutic management. The main survival factors are complete tumor resection, early-stage local disease, and low tumor grade. New chemotherapy protocols are needed to prolong patient survival, as has been demonstrated in other types of sarcomas in the extremities.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Prostate sarcoma]]></kwd>
<kwd lng="en"><![CDATA[refractory hematuria]]></kwd>
<kwd lng="en"><![CDATA[prostate cancer in adolescents]]></kwd>
<kwd lng="es"><![CDATA[Sarcoma de próstata]]></kwd>
<kwd lng="es"><![CDATA[hematuria refractaria]]></kwd>
<kwd lng="es"><![CDATA[cáncer de próstata en adolescentes]]></kwd>
</kwd-group>
</article-meta>
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