<?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>S0120-99572025000200196</article-id>
<article-id pub-id-type="doi">10.22516/25007440.1204</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Idiopathic Adult Ductopenia: Case report]]></article-title>
<article-title xml:lang="es"><![CDATA[Ductopenia idiopática del adulto: reporte de caso]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cerón-Caicedo]]></surname>
<given-names><![CDATA[Daniel Felipe]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Montealegre-Arturo]]></surname>
<given-names><![CDATA[Jorge Steven]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mayor-Barrera]]></surname>
<given-names><![CDATA[Viviana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Libre  ]]></institution>
<addr-line><![CDATA[Cali ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Home Care Physician at Sura  ]]></institution>
<addr-line><![CDATA[Cali ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Clínica Nueva Comfenalco  ]]></institution>
<addr-line><![CDATA[Cali ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2025</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2025</year>
</pub-date>
<volume>40</volume>
<numero>2</numero>
<fpage>196</fpage>
<lpage>199</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-99572025000200196&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-99572025000200196&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-99572025000200196&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction:  Intrahepatic cholestatic ductomas can be associated with an inflammatory process that leads to the destruction of small or medium caliber biliary canaliculi with their subsequent disappearance. Adult idiopathic ductopenia is a diagnosis of exclusion characterized by the destruction of at least 50% of the portal ducts and requires the exclusion of autoimmune and mechanical causes, among others.  Case Report:  23-year-old patient with no pathologic history who presented with progressive jaundice and incoercible pruritus. Cholangioresonance was performed, which ruled out mechanical obstruction or images suggestive of primary sclerosing cholangitis. Studies of infectious etiology were negative and serum levels of antibodies associated with destruction of biliary canaliculi were within normal ranges. Given the persistence of jaundice of unclear cause, it was decided to perform a liver biopsy which reported loss of ducts in the portal triads with focal destruction.  Discussion:  After analyzing the requested studies, the presentation and course of the disease, the diagnosis of adult idiopathic ductopenia was considered, and management with ursodeoxycholic acid was started, achieving gradual improvement and a follow-up appointment was made.  Conclusion:  The diagnosis of ductopenia was made after having negative serological studies for infectious/inflammatory causes, through a negative cholangioresonance and a liver biopsy as as reported in the literature. Excluding secondary causes of ductopenia.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción:  Las colestasis intrahepáticas pueden asociarse a un proceso inflamatorio que conlleva a la destrucción de los canalículos biliares de pequeño o mediano calibre con su posterior desaparición. La ductopenia idiopática del adulto es un diagnóstico de exclusión que se caracteriza por presentar destrucción de al menos el 50% de los ductos portales y requiere que se hayan excluido causas autoinmunes y mecánicas, entre otras.  Caso clínico:  Paciente de 23 años sin antecedentes patológicos que debutó con ictericia progresiva y prurito incoercible. Se realizó una colangiorresonancia, en la cual se descartó una obstrucción mecánica o imágenes sugestivas de colangitis esclerosante primaria. Los estudios de etiología infecciosa fueron negativos y los niveles séricos de anticuerpos asociados a destrucción de canalículos biliares estaban en rangos de normalidad. Ante la persistencia de ictericia de causa no clara, se decidió realizar una biopsia hepática, la cual reportó una pérdida de ductos en las triadas portales con destrucción focal.  Discusión:  Después de analizar los estudios solicitados, la presentación y el curso de la enfermedad, se consideró el diagnóstico de ductopenia idiopática del adulto, por lo que se inició el manejo con ácido ursodesoxicólico, con el que se logró una mejoría paulatina y se citó a control.  Conclusión:  el diagnóstico de ductopenia se realizó luego de contar con estudios serológicos negativos para causas infecciosas/inflamatorias a través de una colangiorresonancia negativa y una biopsia hepática, como consta en la bibliografía, excluyendo causas secundarias de ductopenia.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Bile canaliculi]]></kwd>
<kwd lng="en"><![CDATA[cholestasis]]></kwd>
<kwd lng="en"><![CDATA[intrahepatic]]></kwd>
<kwd lng="en"><![CDATA[biliary tract diseases]]></kwd>
<kwd lng="en"><![CDATA[adult]]></kwd>
<kwd lng="en"><![CDATA[jaundice]]></kwd>
<kwd lng="es"><![CDATA[Canalículos biliares]]></kwd>
<kwd lng="es"><![CDATA[colestasis intrahepática]]></kwd>
<kwd lng="es"><![CDATA[enfermedades de las vías biliares]]></kwd>
<kwd lng="es"><![CDATA[adulto]]></kwd>
<kwd lng="es"><![CDATA[ictericia]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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