<?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>S2007-40852021000200005</article-id>
<article-id pub-id-type="doi">10.48193/revistamexicanadeurologa.v81i2.722</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Concordancia del puntaje de Gleason en biopsia transrectal de próstata vs prostatectomía radical]]></article-title>
<article-title xml:lang="en"><![CDATA[Concordance of the Gleason score in transrectal prostate biopsy vs radical prostatectomy]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Chavolla-Canal]]></surname>
<given-names><![CDATA[Alan Johan]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López-Monroy]]></surname>
<given-names><![CDATA[Christian Gilberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vázquez-Pérez]]></surname>
<given-names><![CDATA[Daniel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Mexicano del Seguro Social  ]]></institution>
<addr-line><![CDATA[Guadalajara Jalisco]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Instituto Mexicano del Seguro Social  ]]></institution>
<addr-line><![CDATA[La Piedad Michoacán]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2021</year>
</pub-date>
<volume>81</volume>
<numero>2</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-40852021000200005&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-40852021000200005&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-40852021000200005&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción: La escala de Gleason es una herramienta de diagnóstico histopatológico fundamental, que influye directamente en la toma de decisiones en el tratamiento del cáncer de próstata, así como en el pronóstico. Se tienen discrepancias en el puntaje obtenido por medio de la biopsia y su correlación al obtener la muestra por prostatectomía radical.  Objetivos: Analizar la concordancia del puntaje de la escala de Gleason obtenido por biopsia transrectal y prostatectomía radical.  Pacientes y Métodos: Se realizó un estudio trasversal descriptivo de concordancia de pruebas diagnósticas de registros de patología de biopsias de próstata y prostatectomías radicales realizadas entre 2016-2019. Se utilizó el índice de concordancia de Kappa de Cohen para determinar la concordancia entre las variables. Se utilizaron tablas y gráficas para evidenciar los resultados.  Resultados: El índice de concordancia de Kappa de Cohen para el Gleason en grupo de riesgo fue de 0.154 y Kappa ponderado fue de 0.379, implicando una concordancia pobre y débil respectivamente entre el resultado anatomopatológico de la biopsia transrectal de próstata con el de la prostatectomía radical. Quedando subestadificado en el 11.20% concordante en el 43.80% y sobreestadificado en el 45%.  Conclusiones: Encontramos una baja concordancia del puntaje de Gleason en biopsia transrectal de próstata y prostatectomía radical, coincidiendo con algunos reportes publicados, la mayor parte de los pacientes presenta una sobreestimación en nuestro estudio. Se debe de tomar en consideración esta posibilidad al momento de conducir a un paciente a un tratamiento.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction: The Gleason scale is a fundamental histopathological diagnostic tool, which directly influences decision-making in the treatment of prostate cancer as well as the prognosis. There are discrepancies in the score obtained through the biopsy and its correlation when obtaining the sample by radical prostatectomy.  Objective: To analyze the concordance of the Gleason scale score obtained by transrectal biopsy and radical prostatectomy.  Patients and Methods: A descriptive cross-sectional study of concordance of diagnostic tests of pathology records of prostate biopsies and radical prostatectomies performed between 2016-2019 was carried out. Cohen's Kappa correlation index was used to determine agreement between variables. Tables and graphs were used to show the results.  Results: The Cohen's Kappa concordance index for Gleason in risk group was 0.154 and weighted Kappa was 0.379, implying a poor and weak concordance respectively between the pathological results of the transrectal prostate biopsy with that of the radical prostatectomy. Being understaged in 11.20%, concordant in 43.80% and overstaged in 45%.  Conclusions: We found a low concordance of the Gleason score in transrectal prostate biopsy and radical prostatectomy, coinciding with some published reports; most of the patients presented an overestimation in our study. This possibility should be taken into consideration when taking a patient for treatment.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Prostate cancer]]></kwd>
<kwd lng="en"><![CDATA[Prostate biopsy]]></kwd>
<kwd lng="en"><![CDATA[Gleason score]]></kwd>
<kwd lng="en"><![CDATA[Prostatectomy]]></kwd>
<kwd lng="es"><![CDATA[Cáncer de próstata]]></kwd>
<kwd lng="es"><![CDATA[Biopsia prostática]]></kwd>
<kwd lng="es"><![CDATA[Escala de Gleason]]></kwd>
<kwd lng="es"><![CDATA[Prostatectomía]]></kwd>
</kwd-group>
</article-meta>
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