<?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>0484-7903</journal-id>
<journal-title><![CDATA[Revista mexicana de anestesiología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. mex. anestesiol.]]></abbrev-journal-title>
<issn>0484-7903</issn>
<publisher>
<publisher-name><![CDATA[Colegio Mexicano de Anestesiología A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0484-79032021000100008</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Analgesia preventiva versus analgesia postoperatoria con paracetamol + ketorolaco en colecistectomía laparoscópica]]></article-title>
<article-title xml:lang="en"><![CDATA[Preventive versus postoperative analgesia with paracetamol + ketorolac in laparoscopic cholecystectomy]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Román-Romero]]></surname>
<given-names><![CDATA[Jessica]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Córdova-González]]></surname>
<given-names><![CDATA[Irais]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital General de Puebla «Dr. Eduardo Vázquez Navarro»  ]]></institution>
<addr-line><![CDATA[Puebla ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital General de Puebla «Dr. Eduardo Vázquez Navarro»  ]]></institution>
<addr-line><![CDATA[Puebla ]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2021</year>
</pub-date>
<volume>44</volume>
<numero>1</numero>
<fpage>8</fpage>
<lpage>12</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0484-79032021000100008&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0484-79032021000100008&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0484-79032021000100008&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Introducción:  La analgesia preventiva es la administración de un fármaco o realización de una intervención capaz de inhibir o bloquear la respuesta dolorosa con la finalidad de prevenir el dolor asociado a un procedimiento quirúrgico.  Objetivo:  Identificar si existen diferencias en el control del dolor postoperatorio utilizando analgesia preventiva versus analgesia postoperatoria, manejado con paracetamol + ketorolaco en pacientes sometidos a colecistectomía laparoscópica electiva.  Material y métodos:  Ensayo clínico controlado, comparativo, aleatorizado, longitudinal, unicéntrico, prospectivo, homodémico, doble ciego; con 70 pacientes divididos en dos grupos. En el grupo 1 que recibió analgesia preventiva se usó paracetamol + ketorolaco y en el grupo 2 se utilizó el mismo esquema de manera postquirúrgica inmediata. Se midió tensión arterial, frecuencia cardíaca, escala verbal numérica del dolor y presencia de efectos secundarios de los fármacos en distintos momentos. Prueba estadística T de Student con significancia estadística de p &lt; 0.05.  Resultados:  A los 60 minutos la tensión arterial diastólica en el grupo 1 tuvo diferencia de medias -4.20 con p = 0.027 y la escala verbal numérica presentó diferencia de medias de -0.71 y p = 0.002. A las cuatro horas la tensión arterial diastólica mostró diferencia de medias de -3.5 y p = 0.033. Las náuseas se constataron en 2.9% para el grupo 1 y 8.6% para el grupo 2.  Conclusiones:  Existe una mejor respuesta al dolor en aquellos pacientes que reciben un esquema de analgesia preventiva en comparación a los que se les administra un esquema de analgesia postquirúrgica inmediata.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Introduction:  Preventive analgesia is the administration of a drug or performance of an intervention capable of inhibiting or blocking the painful response in order to prevent the pain associated with a surgical procedure.  Objective:  To identify whether there are differences in postoperative pain control using preventive analgesia versus postoperative analgesia, managed with paracetamol + ketorolac in patients undergoing elective laparoscopic cholecystectomy.  Material and methods:  Controlled clinical trial, randomized, longitudinal, unicentric, prolective, homodemic, double blind; 70 patients divided into two groups. group 1 received preventive analgesia using paracetamol + ketorolac and group 2 same scheme in an immediate postsurgical manner. Bloodpressure, heartrate, numerical verbal scale of pain and presence of side effects of drugs at different times were measured. Student&#8217;s t-test with statistical significance of p &lt; 0.05.  Results:  At 60 minutes the diastolic blood pressure in group 1 had difference of means -4.20 with p = 0.027 and numerical verbal scale presented difference of means of -0.71 and p = 0.002. At four hours diastolic bloodpressure showed difference of means of -3.5 and p = 0.033. Nausea was reported in 2.9% for group 1 and 8.6% for group 2.  Conclusions:  There is a better response to pain in those patients who receive a preventive analgesia scheme compared to those who are administered an immediate post-surgical analgesia scheme.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Analgesia preventiva]]></kwd>
<kwd lng="es"><![CDATA[analgesia postoperatoria]]></kwd>
<kwd lng="es"><![CDATA[paracetamol]]></kwd>
<kwd lng="es"><![CDATA[ketorolaco]]></kwd>
<kwd lng="es"><![CDATA[colecistectomía laparoscópica]]></kwd>
<kwd lng="en"><![CDATA[Preventive analgesia]]></kwd>
<kwd lng="en"><![CDATA[postoperative analgesia]]></kwd>
<kwd lng="en"><![CDATA[paracetamol]]></kwd>
<kwd lng="en"><![CDATA[ketorolac]]></kwd>
<kwd lng="en"><![CDATA[laparoscopic cholecystectomy]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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