<?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>0120-9957</journal-id>
<journal-title><![CDATA[Revista colombiana de Gastroenterología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. colomb. Gastroenterol.]]></abbrev-journal-title>
<issn>0120-9957</issn>
<publisher>
<publisher-name><![CDATA[Asociación Colombiana de Gastroenterología  ]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0120-99572021000200191</article-id>
<article-id pub-id-type="doi">10.22516/25007440.613</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Quality of liver biopsies taken in ten hospitals of Bogotá]]></article-title>
<article-title xml:lang="es"><![CDATA[Calidad de la biopsia hepática en 10 instituciones hospitalarias de Bogotá]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Prieto-O]]></surname>
<given-names><![CDATA[Jhon E.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Garzón-Orjuela]]></surname>
<given-names><![CDATA[Nathaly]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sánchez-P]]></surname>
<given-names><![CDATA[Santiago]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Prieto-O]]></surname>
<given-names><![CDATA[Robin G.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ochoa-D]]></surname>
<given-names><![CDATA[Andrés]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Eslava-Schmalbach]]></surname>
<given-names><![CDATA[Javier]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Centro de Enfermedades Hepáticas y Digestivas (CEHYD)  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Nacional de Colombia  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Industrial de Santander  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad Industrial de Santander  ]]></institution>
<addr-line><![CDATA[Bucaramanga Santander]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2021</year>
</pub-date>
<volume>36</volume>
<numero>2</numero>
<fpage>191</fpage>
<lpage>199</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-99572021000200191&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-99572021000200191&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-99572021000200191&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction:  Liver biopsy is the gold-standard test for the diagnosis of diseases involving the liver. An adequate sample and an accurate reading of the report are key to determine the usefulness of the test and its impact on decision-making.  Objective:  To assess the quality of liver biopsies based on the frequency of a &#8220;definitive diagnosis&#8221; in their report and their association with the number of portal spaces and reported length.  Materials and methods:  Record-based retrospective observational study, from January 1, 2010, to July 30, 2017. A review of the medical records of patients who underwent liver biopsy was performed, and the pathology result was evaluated.  Results:  659 pathology reports from 10 hospitals were included. The percentage of portal space reporting varied between 15% and 87.4%. The median biopsy length was 15mm (IQR: 10-20) and the median number of portal spaces was 10 (IQR: 7-15). Definitive diagnoses were between 35% and 69%, probable diagnoses between 25% and 63%, and no diagnosis between 5% and 31.8%. The logistic regression of the diagnosis and a univariate analysis found that the number of portal spaces had an OR of 1.12 (95%CI: 1.05-1.19), while length had an OR of 1.74 (95%CI: 1.06-2.87). The multivariate analysis showed that the number of portal spaces is significant [OR: 1.12 (95%CI:1.02 to 1.22), p = 0.011].  Conclusions:  In Bogotá, there are 3 hospitals with adequate pre-analytical quality of liver biopsies and definitive diagnoses above 60%, which in this series is associated with the presence of a cylinder of liver tissue of adequate length and the number of portal spaces. Multivariate analysis showed that the number of portal spaces is significant. The importance of the experience and training of the pathologist who evaluates the biopsy is stressed.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción:  La biopsia hepática es la prueba de oro para el diagnóstico de las enfermedades que comprometen el hígado, una muestra adecuada y una muy buena lectura son elementos que determinan la utilidad de la prueba y el impacto en la toma de decisiones.  Objetivo:  Evaluar la calidad de las biopsias hepáticas a partir de la frecuencia de un diagnóstico definitivo en la lectura de las mismas y su relación con el número de espacios porta y su longitud informada.  Materiales y métodos:  Estudio observacional retrospectivo basado en registros, entre el 1 de enero de 2010 y el 30 de julio de 2017. Se realizó la revisión de las historias clínicas de los pacientes a quienes se les realizó biopsia hepática y se evaluó el resultado de la patología.  Resultados:  Se incluyeron 659 informes de patología de 10 instituciones. El porcentaje de reporte de espacios porta varió entre un 15 % y un 87,4 %, entre las instituciones. La mediana de longitud de la biopsia fue 15 mm (rango intercuartílico [RIC]: 10-20) con el valor más bajo de 1,3 (1-1,5) y el más alto de 1,8 (1,4-2) y la del número de espacios porta fue de 10 (RIC: 7-15), con el valor más bajo de 5 (1-8) y el más alto de 13 (10-17). Los diagnósticos definitivos se presentaron entre 35 % y 69 %, diagnósticos probables entre 25 % y 63 %, y sin diagnóstico entre un 5 % y 31,8 %. En el resultado de la regresión logística del diagnóstico y análisis univariado, se encontró que el número de espacios porta presentó un Odds ratio (OR) de 1,12 (intervalo de confianza [IC] 95 %: 1,05-1,19) y la longitud, OR: 1,74 (1,06-2,87); con el análisis multivariado, el número de espacios porta sigue siendo significativo (OR: 1,12 [1,02 a 1,22], p = 0,011).  Conclusiones:  En Bogotá existen 3 instituciones hospitalarias con adecuada calidad preanalítica en la toma de biopsias hepáticas y diagnósticos definitivos por encima del 60 %, asociados en esta serie con la presencia de un cilindro de tejido hepático de longitud y número de espacios porta adecuados. Con el análisis multivariado, el número de espacios porta presentó significancia. Se insiste en la importancia de la experiencia y entrenamiento del patólogo que evalúa la biopsia.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Liver biopsy]]></kwd>
<kwd lng="en"><![CDATA[Quality of biopsy]]></kwd>
<kwd lng="en"><![CDATA[Definitive diagnosis]]></kwd>
<kwd lng="es"><![CDATA[Biopsia hepática]]></kwd>
<kwd lng="es"><![CDATA[calidad de biopsia]]></kwd>
<kwd lng="es"><![CDATA[diagnóstico definitivo]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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