<?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>S2007-40852018000200091</article-id>
<article-id pub-id-type="doi">10.24245/revmexurol.v78i2.1703</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Comparación de los resultados a mediano plazo entre la pieloplastia abierta versus laparoscópica en pacientes adultos con obstrucción de la unión ureteropiélica]]></article-title>
<article-title xml:lang="en"><![CDATA[Comparison of the medium-term results between open pyeloplasty and laparoscopic pyeloplasty in adult patients with ureteropelvic junction obstruction]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ransom-Rodríguez]]></surname>
<given-names><![CDATA[Adrián]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Méndez-Probst]]></surname>
<given-names><![CDATA[Carlos E.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gabilondo-Pliego]]></surname>
<given-names><![CDATA[Bernardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Kobashi-Sandoval]]></surname>
<given-names><![CDATA[Elisa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez-Covarrubias]]></surname>
<given-names><![CDATA[Francisco]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán  ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán Departamento de Urología ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2018</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2018</year>
</pub-date>
<volume>78</volume>
<numero>2</numero>
<fpage>91</fpage>
<lpage>97</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-40852018000200091&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-40852018000200091&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-40852018000200091&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  OBJETIVO: Comparar los resultados a mediano plazo entre la pieloplastia abierta versus laparoscópica en pacientes con obstrucción de la unión ureteropiélica primaria o secundaria.  MATERIALES Y MÉTODOS: Estudio descriptivo, retrospectivo, observacional y longitudinal, efectuado en pacientes adultos tratados con pieloplastia abierta o laparoscópica por obstrucción de la unión ureteropiélica, entre enero de 2007 y marzo de 2017. Se analizaron las variables de éxito quirúrgico (cese completo de los síntomas y mejoría de la función renal) y complicaciones posoperatorias con la clasificación de Clavien-Dindo. Se utilizó la prueba de &#43859;2 para comparar las variables cualitativas y la U de Mann-Whitney para las variables independientes con distribución anormal. Se consideró estadísticamente significativo el valor de p &lt;0.05.  RESULTADOS: Se registraron 40 pacientes con edad promedio de 39 años y seguimiento de 38 meses (1-180). Los pacientes con pieloplastia laparoscópica tuvieron menor estancia hospitalaria (3.6 ± 1.4 vs 6.9 ± 2.1 días; p = 0.001). La tasa de éxito de pieloplastias laparoscópicas fue de 92% en pacientes sin tratamiento previo y de 100% en tratados previamente. Solo se reportaron complicaciones de bajo grado (Clavien-Dindo I y II) en 40% de los casos con pieloplastia abierta y en 44% con laparoscopia.  CONCLUSIONES: La pieloplastia abierta y laparoscópica muestran tasas de éxito y resultados similares; por tanto, pueden considerarse técnicas seguras para el tratamiento de la obstrucción ureteropiélica.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  OBJECTIVE: To compare the medium-term results between open pyeloplasty and laparoscopic pyeloplasty in patients with primary or secondary ureteropelvic junction obstruction.  MATERIALS AND METHODS: A descriptive, observational, longitudinal, retrospective study was conducted on adult patients that underwent open pyeloplasty or laparoscopic pyeloplasty due to ureteropelvic junction obstruction, within the time frame of January 2007 and March 2017. The variables of surgical success (complete symptom cessation and kidney function improvement) and postoperative complications determined through the Clavien-Dindo classification were analyzed. The qualitative variables were compared using the &#43859;2 test and the independent variables with abnormal distribution were compared using the Mann-Whitney U test. Statistical significance was set at a p &lt;0.05.  RESULTS: Forty patients were registered. Their mean age was 39 years and they had a mean follow-up of 38 months (1-180). The patients that underwent the laparoscopic approach had a shorter hospital stay (3.6 ± 1.4 days vs 6.9 ± 2.1 days; p = 0.001). The laparoscopic pyeloplasty success rate was 92% in patients with no prior treatment and 100% in previously treated patients. Low-grade complications (Clavien-Dindo I and II) presented in 40% of the open surgery patients and in 44% of the patients in the laparoscopic group.  CONCLUSIONS: Laparoscopic pyeloplasty and open pyeloplasty had similar success rates and outcomes and can be considered safe therapeutic options for the treatment of ureteropelvic junction obstruction.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Laparoscopia]]></kwd>
<kwd lng="es"><![CDATA[cirugía]]></kwd>
<kwd lng="es"><![CDATA[obstrucción de la unión ureteropiélica]]></kwd>
<kwd lng="en"><![CDATA[Laparoscopy]]></kwd>
<kwd lng="en"><![CDATA[Surgery]]></kwd>
<kwd lng="en"><![CDATA[Ureteropelvic junction obstruction]]></kwd>
</kwd-group>
</article-meta>
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