<?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>2444-054X</journal-id>
<journal-title><![CDATA[Cirugía y cirujanos]]></journal-title>
<abbrev-journal-title><![CDATA[Cir. cir.]]></abbrev-journal-title>
<issn>2444-054X</issn>
<publisher>
<publisher-name><![CDATA[Academia Mexicana de Cirugía A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2444-054X2025000500001</article-id>
<article-id pub-id-type="doi">10.24875/ciru.24000565</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Post-operative pancreatitis following ERCP and EST in elderly patients with choledocholithiasis]]></article-title>
<article-title xml:lang="es"><![CDATA[Pancreatitis posoperatoria tras CPRE y EE en pacientes ancianos con coledocolitiasis]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[Jiwei]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Liu]]></surname>
<given-names><![CDATA[Kai]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Zhao]]></surname>
<given-names><![CDATA[Hong]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[Kanghu]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Wu]]></surname>
<given-names><![CDATA[Yin]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Zhang]]></surname>
<given-names><![CDATA[Tao]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Xie]]></surname>
<given-names><![CDATA[Ming]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Affiliated Hospital of Zunyi Medical University Digestive Disease Hospital Department of General Surgery]]></institution>
<addr-line><![CDATA[Zunyi ]]></addr-line>
<country>China</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Affiliated Liupanshui Hospital of Zunyi Medical University Department of General Surgery ]]></institution>
<addr-line><![CDATA[Liupanshui ]]></addr-line>
<country>China</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>10</month>
<year>2025</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>10</month>
<year>2025</year>
</pub-date>
<volume>93</volume>
<numero>5</numero>
<fpage>465</fpage>
<lpage>473</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2444-054X2025000500001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2444-054X2025000500001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2444-054X2025000500001&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Objective: Herein, we identified risk factors (RFs) for post-operative pancreatitis among elderly sufferers of choledocholithiasis undergoing endoscopic retrograde cholangiopancreatography (ERCP) along with endoscopic sphincterotomy (EST), and to develop a predictive model for pancreatitis occurrence.  Methods: We retrospectively collected clinical data of elderly patients (&#8805; 65 years old) with choledocholithiasis undergoing ERCP+EST at Affiliated Liupanshui Hospital of Zunyi Medical University from January 2017 to April 2024. Participants were stratified into pancreatitis and non-pancreatitis cohorts according to their post-operative outcomes.  Results: Using multivariate analysis, we determined stand-along RFs for post-operative acute pancreatitis as follows: Age under 75 years, a history of acute pancreatitis, pancreatography, difficult intubation, and multiple guidewire insertions into the pancreatic duct (p &lt; 0.05). The area under the curve of the predictive model was 0.783 (95% confidence interval: 0.705-0.862), indicating good predictive capability. Calibration curves showed consistency between predicted risks and observed outcomes (Hosmer-Lemeshow test, p &gt; 0.05). Clinical decision curves demonstrated the model’s clinical utility.  Conclusions: In elderly patients with choledocholithiasis, factors such as younger age (under 75), history of acute pancreatitis, challenging intubation, pancreatography, and multiple guidewire insertions into the pancreatic duct are significant RFs for post-ERCP pancreatitis.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Objetivo: Identificar los factores de riesgo de pancreatitis posoperatoria en ancianos con coledocolitiasis sometidos a colangiopancreatografía retrógrada endoscópica (CPRE) y esfinterotomía endoscópica (EE), y desarrollar un modelo predictivo de pancreatitis.  Métodos: Recopilamos retrospectivamente datos cllos cl de pacientes de edad avanzada (anzadaños) con coledocolitiasis sometidos a CPRE + EE en el Hospital Afiliado Liupanshui de la Universidad Médica de Zunyi, desde enero de 2017 hasta abril de 2024. Los participantes se estratificaron en cohortes con pancreatitis y sin pancreatitis según sus resultados posoperatorios.  Resultados: Mediante un análisis multivariable determinamos los factores de riesgo independientes para la pancreatitis aguda posoperatoria de la siguiente manera: edad &lt; 75 años, antecedentes de pancreatitis aguda, pancreatografía, intubación difícil e inserciones múltiples de guía en el conducto pancreático (p &lt; 0.05). El AUC del modelo predictivo fue de 0.783 (IC 95%: 0.705-0.862), lo que indica una buena capacidad predictiva. Las curvas de calibración mostraron coherencia entre los riesgos predichos y los resultados observados (prueba de Hosmer-Lemeshow, p &gt; 0.05). Las curvas de decisión clínica demostraron la utilidad clínica del modelo.  Conclusiones: En pacientes ancianos con coledocolitiasis, factores como una edad más joven (&lt; 75 años), antecedentes de pancreatitis aguda, intubación difícil, pancreatografía y múltiples inserciones de guías en el conducto pancreático son factores de riesgo significativos para pancreatitis tras una CPRE.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Endoscopic retrograde cholangiopancreatography]]></kwd>
<kwd lng="en"><![CDATA[Endoscopic papillary sphincterotomy]]></kwd>
<kwd lng="en"><![CDATA[Pancreatitis]]></kwd>
<kwd lng="en"><![CDATA[Risk factor]]></kwd>
<kwd lng="en"><![CDATA[Nomogram]]></kwd>
<kwd lng="es"><![CDATA[Colangiopancreatografía retrógrada endoscópica]]></kwd>
<kwd lng="es"><![CDATA[Esfinterotomía papilar endoscópica]]></kwd>
<kwd lng="es"><![CDATA[Pancreatitis]]></kwd>
<kwd lng="es"><![CDATA[Factor de riesgo]]></kwd>
<kwd lng="es"><![CDATA[Nomograma]]></kwd>
</kwd-group>
</article-meta>
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