<?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>2709-7927</journal-id>
<journal-title><![CDATA[Acta Médica del Centro]]></journal-title>
<abbrev-journal-title><![CDATA[Acta méd centro]]></abbrev-journal-title>
<issn>2709-7927</issn>
<publisher>
<publisher-name><![CDATA[Hospital Provincial Clínico Quirúrgico Universitario Arnaldo Milián Castro]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2709-79272022000300465</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Uso de antagonistas de receptores N-metil-D-aspartato en la analgesia postoperatoria de la cirugía proctológica]]></article-title>
<article-title xml:lang="en"><![CDATA[Use of N-methyl-D-aspartate receptor antagonists for postoperative analgesia in proctologic surgery]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Nieto Monteagudo]]></surname>
<given-names><![CDATA[Carlos Gilberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cruz García]]></surname>
<given-names><![CDATA[Osmany]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Nieto Martínez]]></surname>
<given-names><![CDATA[Greter]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Álvarez Hurtado]]></surname>
<given-names><![CDATA[Lester]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cruz Hernández]]></surname>
<given-names><![CDATA[Yassel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cruz Hernández]]></surname>
<given-names><![CDATA[Marlon]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Universitario &#8220;Celestino Hernández Robau&#8221;  ]]></institution>
<addr-line><![CDATA[Santa Clara Villa Clara]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital Provincial Clínico Quirúrgico Universitario &#8220;Arnaldo Milián Castro&#8221;  ]]></institution>
<addr-line><![CDATA[Santa Clara Villa Clara]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Policlínico Universitario &#8220;Chiqui Gómez Lubián&#8221;  ]]></institution>
<addr-line><![CDATA[Santa Clara Villa Clara]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad de Ciencias Médicas de Villa Clara  ]]></institution>
<addr-line><![CDATA[Santa Clara Villa Clara]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2022</year>
</pub-date>
<volume>16</volume>
<numero>3</numero>
<fpage>465</fpage>
<lpage>478</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S2709-79272022000300465&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S2709-79272022000300465&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S2709-79272022000300465&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  la utilización de antagonistas de receptores N-metil-D-aspartato ha mejorado la analgesia postoperatoria y disminuido los requerimientos de otros analgésicos.  Objetivo:  evaluar la utilidad de los antagonistas de receptores N-metil-D-aspartato en la analgesia postoperatoria de la cirugía proctológica.  Métodos:  se realizó un estudio cuasi experimental en 100 pacientes sometidos a cirugía proctológica, los que se dividieron en dos grupos. El grupo K recibió analgesia postoperatoria con ketamina en bolo y en infusión y el grupo KS recibió ketamina y sulfato de magnesio en bolo y en infusión en las primeras 12 horas postquirúrgicas. Se evaluaron en el postoperatorio el comportamiento de la tensión arterial media, la frecuencia cardíaca, la saturación pulsátil de oxígeno, el nivel de sedación, la puntuación en la escala analógica visual para el dolor, los bolos suplementarios de analgesia de rescate y los efectos adversos.  Resultados:  el comportamiento de la tensión arterial media fue más favorable en el grupo KS. El comportamiento de la frecuencia cardíaca, la saturación pulsátil de oxígeno, el nivel de sedación, la evaluación del dolor por la escala analógica visual, la analgesia de rescate y los efectos adversos fueron similares, estadísticamente, en ambos grupos, aunque con mejores resultados en el grupo KS.  Conclusiones:  la ketamina y el sulfato de magnesio fueron útiles en la analgesia postoperatoria de la cirugía proctológica y la asociación ketamina-sulfato de magnesio aportó mejores resultados.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  the use of NMDA antagonist receptors has improved the postoperative analgesia, decreasing the requirements of other analgesics.  Objective:  to evaluate the utility of the NMDA antagonist receptors for the postoperative analgesia in the proctologic surgery.  Methods:  a quasi-experimental study was performed on 100 patients undergoing proctologic surgery, who were divided into two groups. The K group received postoperative analgesia with bolus and infusion ketamine and the KS group received bolus and infusion ketamine and magnesium sulfate in the first 12 hours after surgery. The behavior of mean arterial blood pressure, heart rate, pulsatile oxygen saturation, level of sedation, visual analog scale score for pain, supplemental boluses of rescue analgesia, and adverse effects were evaluated postoperatively.  Results:  the behavior of the middle blood tension was better in the KS group. The behavior of the heart rate, oxygen saturation, sedation level, evaluation of the pain throughout the analogical visual scale, rescue analgesia and adverse effects were statistical similar in both groups although with better results in the KS group.  Conclusions:  ketamine and magnesium sulfate were useful in the postoperative analgesia in the proctologic surgery and the association ketamine-magnesium sulfate gave better results.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[receptores N-Metil-D-Aspartato]]></kwd>
<kwd lng="es"><![CDATA[ketamina]]></kwd>
<kwd lng="es"><![CDATA[sulfato de magnesio]]></kwd>
<kwd lng="es"><![CDATA[analgesia postoperatoria]]></kwd>
<kwd lng="es"><![CDATA[cirugía proctológica]]></kwd>
<kwd lng="en"><![CDATA[N-Methyl aspartate antagonist receptors]]></kwd>
<kwd lng="en"><![CDATA[ketamine]]></kwd>
<kwd lng="en"><![CDATA[magnesium sulfate]]></kwd>
<kwd lng="en"><![CDATA[postoperative analgesia]]></kwd>
<kwd lng="en"><![CDATA[proctological surgery]]></kwd>
</kwd-group>
</article-meta>
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