<?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>0016-3813</journal-id>
<journal-title><![CDATA[Gaceta médica de México]]></journal-title>
<abbrev-journal-title><![CDATA[Gac. Méd. Méx]]></abbrev-journal-title>
<issn>0016-3813</issn>
<publisher>
<publisher-name><![CDATA[Academia Nacional de Medicina de México A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0016-38132025000200008</article-id>
<article-id pub-id-type="doi">10.24875/gmm.m25000966</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Comparación de la eficacia de la analgesia epidural torácica de dosis única con morfina y el bloqueo del plano erector de la columna para analgesia tras toracotomía abierta]]></article-title>
<article-title xml:lang="en"><![CDATA[Efficacy comparison of single-dose thoracic epidural analgesia with morphine and erector spinae plane block for open thoracotomy analgesia]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Acil]]></surname>
<given-names><![CDATA[Fatma]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Dedeo&#287;lu]]></surname>
<given-names><![CDATA[Andaç]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[And&#305;ç]]></surname>
<given-names><![CDATA[Okan]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Korhan]]></surname>
<given-names><![CDATA[Zeki]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[S&#305;zlanan]]></surname>
<given-names><![CDATA[Ahmet]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Durkan]]></surname>
<given-names><![CDATA[Atilla]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Tosun Söner]]></surname>
<given-names><![CDATA[Hülya]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Uzundere]]></surname>
<given-names><![CDATA[Osman]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Kaya]]></surname>
<given-names><![CDATA[Sedat]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Kaçar]]></surname>
<given-names><![CDATA[Cem K&#305;v&#305;lc&#305;m]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gökçek]]></surname>
<given-names><![CDATA[Erhan]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Health Sciences University Diyarbakir Gazi Yasargil Research and Education Hospital Departamento de Anestesiología y Reanimación ]]></institution>
<addr-line><![CDATA[Diyarbakir ]]></addr-line>
<country>Turquía</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Health Sciences University Diyarbakir Gazi Yasargil Research and Education Hospital Departamento de Cirugía Torácica ]]></institution>
<addr-line><![CDATA[Diyarbakir ]]></addr-line>
<country>Turquía</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2025</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2025</year>
</pub-date>
<volume>161</volume>
<numero>2</numero>
<fpage>176</fpage>
<lpage>183</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0016-38132025000200008&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0016-38132025000200008&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0016-38132025000200008&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Antecedentes: El dolor postoperatorio después de una toracotomía puede ser intenso.  Objetivo: Evaluar si la analgesia epidural torácica (AET) asistida con morfina en dosis bajas reduce más el dolor (medido con la escala visual analógica [EVA]) y el consumo de opiáceos que el bloqueo del plano del músculo erector de la columna (PEC) en pacientes tras una toracotomía.  Material y métodos: Se evaluaron 140 pacientes programados para toracotomía electiva (69 con AET y 71 con bloqueo PEC). Se registraron las puntuaciones en la EVA, la capacidad respiratoria, las náuseas, los vómitos, el prurito y el consumo de opiáceos en diferentes momentos tras la operación (30 min, 2, 6, 12 y 24 horas).  Resultados: Los pacientes con AET presentaron puntuaciones de EVA significativamente menores en todas las mediciones postoperatorias comparados con el grupo PEC (p &lt; 0.001). También la capacidad respiratoria fue mayor en el grupo AET (p &lt; 0.001). El consumo de opiáceos postoperatorios fue menor en el grupo AET (p &lt; 0.001), aunque no hubo diferencias en el consumo intraoperatorio (p = 1).  Conclusiones: La AET con morfina en dosis bajas mejora el control del dolor postoperatorio a largo plazo en comparación con el bloqueo del PEC.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Background: Postoperative pain after thoracotomy can be severe.  Objective: To assess whether low-dose morphine-assisted thoracic epidural analgesia (TEA) reduces pain (as measured by the visual analogue scale [VAS]) and opioid consumption more than erector spinae plane block (ESP) in patients after thoracotomy.  Material and methods: 140 patients scheduled for elective thoracotomy (69 with TEA and 71 with ESP) were evaluated. VAS scores, respiratory capacity, nausea, vomiting, pruritus and opioid consumption were recorded at different intervals after the operation (30 min, 2, 6, 12 and 24 hours).  Results: Patients with TEA had significantly lower VAS scores in all postoperative measurements compared to the ESP group (p &lt; 0.001). Respiratory capacity was also higher in the TEA group (p &lt; 0.001). Postoperative opioid consumption was lower in the TEA group (p &lt; 0.001), although there were no differences in intraoperative consumption (p = 1).  Conclusions: TEA with low-dose morphine improves long-term postoperative pain control compared with ESP block.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Cirugía de toracotomía]]></kwd>
<kwd lng="es"><![CDATA[Analgesia epidural torácica]]></kwd>
<kwd lng="es"><![CDATA[Bloqueo del plano del músculo erector de la columna]]></kwd>
<kwd lng="es"><![CDATA[Escala visual analógica]]></kwd>
<kwd lng="es"><![CDATA[Dolor postoperatorio]]></kwd>
<kwd lng="en"><![CDATA[Thoracotomy surgery]]></kwd>
<kwd lng="en"><![CDATA[Thoracic epidural analgesia]]></kwd>
<kwd lng="en"><![CDATA[Erector spinae plane block]]></kwd>
<kwd lng="en"><![CDATA[Visual analogue scale]]></kwd>
<kwd lng="en"><![CDATA[Postoperative pain]]></kwd>
</kwd-group>
</article-meta>
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