<?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>S0484-79032021000300178</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Comparación de 3 modos de ventilación mecánica en colecistectomía laparoscópica]]></article-title>
<article-title xml:lang="en"><![CDATA[Comparison of 3 mechanical ventilation modes in laparoscopic cholecystectomy]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cañas-Lucero]]></surname>
<given-names><![CDATA[Lizbeth]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Carrero-Soto]]></surname>
<given-names><![CDATA[Héctor]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lemus-Cázares]]></surname>
<given-names><![CDATA[Alinne]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Limón-Aguilar]]></surname>
<given-names><![CDATA[José Luis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vázquez-Estrada]]></surname>
<given-names><![CDATA[Patricia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Valera-Rodríguez]]></surname>
<given-names><![CDATA[Yolanda]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pinto-Segura]]></surname>
<given-names><![CDATA[María Elena]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad La Salle Facultad Mexicana de Medicina ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital Ángeles Clínica Londres Servicio de Anestesiología ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Hospital Ángeles Clínica Londres Unidad de Cuidados Intensivos ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Hospital Ángeles Clínica Londres Servicio de Cirugía General ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Universidad La Salle Facultad Mexicana de Medicina ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2021</year>
</pub-date>
<volume>44</volume>
<numero>3</numero>
<fpage>178</fpage>
<lpage>183</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0484-79032021000300178&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0484-79032021000300178&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0484-79032021000300178&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: El modo ventilatorio asistido durante un procedimiento laparoscópico aún es controversial.  Objetivo:  Comparar la dinámica ventilatoria según el modo de ventilación asistida: por ventilación controlada por volumen (VCV), controlada por presión (VCP) o por presión con garantía de volumen (VCP-GV), en anestesia para colecistectomía laparoscópica.  Material y métodos:  21 pacientes adultos manejados con una de las tres modalidades (7 por grupo). Se analizó durante el procedimiento (a la intubación, la insuflación de CO2 intraabdominal y resolución), su frecuencia respiratoria, el volumen espiratorio, CO2 al final de la espiración (EtCO2), presión pico vía aérea, presión media pulmonar, distensibilidad, saturación de oxígeno y volumen minuto respiratorio.  Resultados:  Posterior a la intubación, no hubo diferencias clínicas importantes en las mediciones entre los modos de ventilación. A la insuflación los pacientes con modo VCP incrementaron su frecuencia respiratoria, pero conservaron su presión pico; contra aquéllos en modo VCV y VCP-GV que incrementaron su presión pico con escasa reducción de su frecuencia respiratoria. Las otras variables no se modificaron durante el procedimiento y no hubo diferencias entre los modos ventilatorios.  Conclusión:  Los tres modos de ventilación permitieron un buen control ventilatorio con pocas diferencias respecto a parámetros basales, pero sugerimos que el modo VCP previene mejor los aumentos en la presión pico.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: The assisted ventilatory mode during a laparoscopic procedure is still controversial.  Objective:  To compare ventilatory dynamics according to the assisted ventilation mode: by volume-controlled ventilation (VCV), pressure-controlled (PCV) or by pressure with volume guarantee (PVC-VG), in general anesthesia for laparoscopic cholecystectomy.  Material and methods:  21 adult patients managed with one of the three modalities (seven per group). Their respiratory rate, minute expiratory volume, end tidal CO2 (EtCO2), peak airway pressure, mean pulmonary pressure, compliance, oxygen saturation and minute respiratory volume were analyzed during the procedure (at intubation, abdominal CO2 insufflation and resolution).  Results:  After intubation there were no clinical differences in measurements between ventilation modes. On insufflation, patients with PCV mode increased their respiratory rate, but kept their peak pressure; against those in VCV and PCV-VG mode who increased their peak pressure with little reduction in their respiratory rate. The other variables were not modified during the procedure and there were no differences between the ventilatory modes.  Conclusion:  The three modes of ventilation allowed a good ventilatory control, but we suggest the PCV since it prevents an increase in peak pressure.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Ventilación mecánica]]></kwd>
<kwd lng="es"><![CDATA[colecistectomía laparoscópica]]></kwd>
<kwd lng="es"><![CDATA[modo ventilatorio]]></kwd>
<kwd lng="es"><![CDATA[barotrauma]]></kwd>
<kwd lng="es"><![CDATA[anestesia general]]></kwd>
<kwd lng="es"><![CDATA[atelectasias]]></kwd>
<kwd lng="en"><![CDATA[Mechanical ventilation]]></kwd>
<kwd lng="en"><![CDATA[laparoscopic cholecystectomy]]></kwd>
<kwd lng="en"><![CDATA[ventilatory mode]]></kwd>
<kwd lng="en"><![CDATA[barotrauma]]></kwd>
<kwd lng="en"><![CDATA[general anesthesia]]></kwd>
<kwd lng="en"><![CDATA[atelectasis]]></kwd>
</kwd-group>
</article-meta>
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