<?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>S0484-79032021000100022</article-id>
<article-id pub-id-type="doi">10.35366/97774</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Uso de dispositivos (hoja McCoy vs videolaringoscopio Airtraq®) en paciente con obesidad con predictores de vía aérea difícil en cirugía general]]></article-title>
<article-title xml:lang="en"><![CDATA[Use of devices (McCoy sheet vs. Airtraq® videolaryngoscope) in obese patient with predictors of difficult airway in general surgery]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López-Maya]]></surname>
<given-names><![CDATA[Lorena]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lina-Manjarrez]]></surname>
<given-names><![CDATA[Francisco]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lina-López]]></surname>
<given-names><![CDATA[Lorena Monserrat]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López-Gámez]]></surname>
<given-names><![CDATA[Laura]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,IMSS Hospital General de Zona No. 24 ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Secretaría de Salud Pública del Distrito Federal Hospital General de Ticomán ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Hospital General «Dr. Manuel Gea González» Hospital Ángeles Acoxpa ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>Mexico</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>22</fpage>
<lpage>33</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0484-79032021000100022&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0484-79032021000100022&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0484-79032021000100022&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: Se realizó un ensayo clínico controlado, prospectivo, comparativo, aleatorizado, ciego simple.  Objetivo: Determinar la correlación y valor predictivo de las escalas de evaluación de vía aérea e intubación difícil, obesidad, hoja McCoy y videolaringoscopio tipo Airtraq®.  Material y métodos: 152 pacientes programados para cirugía, con antecedentes de obesidad y factores de riesgo de ventilación e intubación difícil sometidos a anestesia general. Se formaron dos grupos: grupo 1 intubación con hoja McCoy y grupo 2 videolaringoscopio Airtraq®.  Resultados: En la estadística de contraste de ventilación difícil se obtuvo significancia estadística con p &lt; de 0.05 para todos los factores, excepto el ronquido. En predictores de intubación difícil, la clasificación de Mallampati y Cormack-Lehane obtuvo p &lt; 0.05, con sensibilidad de 63 y 68% respectivamente, con valor predictivo negativo alto para todos los factores. El promedio de intentos fue uno y duración de 55-59 segundos en ambos grupos. No hubo diferencias con el uso de hoja McCoy y Airtraq®.  Conclusiones: La intubación orotraqueal fue exitosa en 97% de los casos gracias al uso de predictores de intubación difícil y de dispositivos para manejo de la misma.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: A controlled, prospective, comparative, randomized, simple blind clinical trial was conducted.  Objective: Determine the correlation and predictive value of the airway assessment and difficult intubation scales, obesity, McCoy sheet and Airtraq® type videolaryngoscope.  Material and methods: 152 patients scheduled for surgery, with a history of obesity and risk factors for difficult ventilation and intubation under general anesthesia. Two groups were formed: group, intubation with McCoy sheet and group 2, Airtraq® videolaryngoscope.  Results: In the contrast statistics of difficult ventilation, statistical significance was obtained with p &lt; 0.05 for all factors except snoring. In predictors of difficult intubation, the Mallampati and Cormack-Lehane classification obtained p &lt; 0.05, with sensitivity of 63 and 68% respectively, with a high negative predictive value for all factors. The average of attempts was 1 and duration 55-59 seconds, in both groups. There were not differences with the use of McCoy sheet and Airtraq®.  Conclusions: Orotracheal intubation was successful in 97% of cases, thanks to the use of difficult intubation predictors and devices for managing it.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Predictores de vía aérea difícil]]></kwd>
<kwd lng="es"><![CDATA[ventilación e intubación difícil]]></kwd>
<kwd lng="es"><![CDATA[McCoy]]></kwd>
<kwd lng="es"><![CDATA[Airtraq®]]></kwd>
<kwd lng="en"><![CDATA[Predictors of difficult airway]]></kwd>
<kwd lng="en"><![CDATA[ventilation and difficult intubation]]></kwd>
<kwd lng="en"><![CDATA[McCoy]]></kwd>
<kwd lng="en"><![CDATA[Airtraq®]]></kwd>
</kwd-group>
</article-meta>
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