<?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>S2007-40852018000400290</article-id>
<article-id pub-id-type="doi">10.24245/revmexurol.v78i4.2341</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Experiencia en el tratamiento de la estenosis de la unión ureterovesical en pacientes con trasplante renal]]></article-title>
<article-title xml:lang="en"><![CDATA[Experience in the treatment of ureterovesical junction stricture in patients with kidney transplant]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rivera-Astorga]]></surname>
<given-names><![CDATA[Hugo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Medrano-Urtecho]]></surname>
<given-names><![CDATA[Harvey Mauricio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García-Covarrubias]]></surname>
<given-names><![CDATA[Luis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hinojosa-Heredia]]></surname>
<given-names><![CDATA[Héctor]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gurrola-Ortega]]></surname>
<given-names><![CDATA[Ángel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sarabia-Estrada]]></surname>
<given-names><![CDATA[Roberto Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Garduño-Arteaga]]></surname>
<given-names><![CDATA[Leopoldo Mateo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sánchez-Núñez]]></surname>
<given-names><![CDATA[Juan Eduardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cancino-Cubias]]></surname>
<given-names><![CDATA[Christian]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital General de México Dr. Eduardo Liceaga  ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital General de México Dr. Eduardo Liceaga  ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2018</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2018</year>
</pub-date>
<volume>78</volume>
<numero>4</numero>
<fpage>290</fpage>
<lpage>297</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-40852018000400290&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-40852018000400290&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-40852018000400290&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  OBJETIVO:  Reportar la experiencia en el tratamiento de la estenosis de la unión ureterovesical en pacientes con trasplante renal.  MATERIALES Y MÉTODOS:  Estudio ambispectivo y descriptivo, efectuado en pacientes con estenosis de la unión ureterovesical que recibieron trasplante renal, atendidos en los servicios de Urología y de Trasplantes del Hospital General de México Dr. Eduardo Liceaga, entre los años 2013 a 2018. Se analizaron variables como: edad, tiempo transcurrido a partir del trasplante, permanencia de la nefrostomía, tiempo de permanencia de la estenosis hasta la curación; determinación de creatinina pre y posquirúrgica, permanencia del cateter doble J, seguimiento y tipo de tratamiento establecido. Para el análisis de los datos se utilizó estadística descriptiva (media, mediana, desviación estándar y rangos) con el programa SPSS 17.  RESULTADOS:  Se registraron 4 casos con estenosis de la unión ureterovesical: 2 se trataron con dilatación endoscópica con balón y 2 mediante ureterotomía con corte frio y láser. A tres pacientes se les practicó nefrostomía con la finalidad de preservar la función renal y el catéter se retiró, en promedio, 3 meses después de su colocación. Hasta el momento todos los pacientes se encuentran sin evidencia de reestenosis, a 36 meses de seguimiento.  CONCLUSIONES:  Las distintas modalidades de tratamiento endoscópico son efectivas y seguras en pacientes con estenosis de la anastomosis ureterovesical a corto y mediano plazos; no obstante, debe individualizarse cada caso, porque hasta el momento no existe un consenso que establezca cuál es la mejor técnica en este tipo de complicación.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  OBJECTIVE:  To report our experience in the management of ureterovesical stricture in transplanted patients.  MATERIALS AND METHODS:  An ambispective and descriptive study was conducted on patients with ureterovesical junction stricture that were kidney transplantation recipients, seen at the Urology and Transplantation Services of the Hospital General de México Dr. Eduardo Liceaga within the time frame of 2013 to 2018. The variables analyzed were: age, time since transplantation, time with nephrostomy, time from stricture to correction, preoperative and postoperative creatinine levels, length of time with double-J catheter, follow-up, and type of treatment established. Descriptive statistics (mean, median, standard deviation, and range) were used for the data analysis, employing the SPSS 17 program.  RESULTS:  Four cases of ureterovesical junction stricture were registered: 2 were treated with endoscopic balloon dilation and 2 through cold knife and laser ureterotomy. At present, after 36 months of follow-up, none of the patients have presented with signs of re-stricture.  CONCLUSIONS:  The different endoscopic treatment modalities are safe and effective in patients with stricture of the ureterovesical anastomosis in the short term and the medium term. However, each case must be individualized, given that at present there is no consensus on the best technique for that type of complication.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Trasplante renal]]></kwd>
<kwd lng="es"><![CDATA[estenosis ureteral]]></kwd>
<kwd lng="es"><![CDATA[complicaciones urológicas]]></kwd>
<kwd lng="en"><![CDATA[Kidney transplantation]]></kwd>
<kwd lng="en"><![CDATA[Ureteral stricture]]></kwd>
<kwd lng="en"><![CDATA[Urologic complications]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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