<?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>2448-8909</journal-id>
<journal-title><![CDATA[Medicina crítica (Colegio Mexicano de Medicina Crítica)]]></journal-title>
<abbrev-journal-title><![CDATA[Med. crít. (Col. Mex. Med. Crít.)]]></abbrev-journal-title>
<issn>2448-8909</issn>
<publisher>
<publisher-name><![CDATA[Colegio Mexicano de Medicina Crítica A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2448-89092023000200072</article-id>
<article-id pub-id-type="doi">10.35366/110439</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Relación de la categoría tomográfica inicial y la respuesta a la ventilación mecánica en decúbito prono en pacientes en la unidad de cuidados intensivos del hospital público Hospital Regional 1o de Octubre ISSSTE]]></article-title>
<article-title xml:lang="en"><![CDATA[Relationship between the initial tomographic category and the response to mechanical ventilation in prone position in patients in the Intensive Care Unit of Hospital Regional 1o de Octubre ISSSTE]]></article-title>
<article-title xml:lang="pt"><![CDATA[Relação da categoria tomográfica inicial e a resposta à ventilação mecânica em decúbito prona em pacientes na Unidade de Terapia Intensiva do hospital público]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sifuentes Hernández]]></surname>
<given-names><![CDATA[Christian de Jesús]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Trujillo Ramírez]]></surname>
<given-names><![CDATA[Nancy]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Marín Romero]]></surname>
<given-names><![CDATA[María del Carmen]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto de Seguridad y Servicios Sociales de los Trabajadores del Estado Hospital Regional 1o de Octubre ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2023</year>
</pub-date>
<volume>37</volume>
<numero>2</numero>
<fpage>72</fpage>
<lpage>77</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2448-89092023000200072&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2448-89092023000200072&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2448-89092023000200072&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Introducción:  la ventilación mecánica en posición de decúbito prono puede usarse para el tratamiento del síndrome de dificultad respiratoria aguda (SDRA), principalmente como una estrategia para mejorar la oxigenación cuando fallan los modos de ventilación más tradicionales.  Objetivo:  conocer si existe asociación entre la categoría tomográfica inicial y la respuesta a la ventilación en posición prono.  Material y métodos:  estudio observacional, analítico, longitudinal y retrospectivo de todos los expedientes clínicos de pacientes hospitalizados en la unidad de cuidados intensivos (UCI) de junio de 2020 a junio de 2021 con ventilación mecánica invasiva en decúbito prono, a los cuales se les realizó tomografía de tórax al ingreso al hospital en el periodo mencionado.  Resultados:  se incluyeron 66 expedientes clínicos, de los cuales 48 fueron del género masculino y 18 del femenino. La edad promedio fue de 51 años. En la tomografía inicial, la mayoría correspondía a una categoría tomográfica C con hasta 48.5% y en menor porcentaje a la categoría tomográfica A y B con una frecuencia de 27.3 y 24.2% respectivamente. La categoría tomográfica B tuvo el mayor porcentaje de pacientes respondedores a decúbito prono hasta de 87%, las categorías A y C tuvieron un porcentaje menor de respondedores de 66.7 y 44.7% respectivamente, sin significancia estadística quizá por el número limitado de pacientes.  Conclusiones:  los pacientes con categoría B fueron los que mejor respondieron a esta estrategia. Existe una relación entre la categoría y la respuesta a la ventilación mecánica en decúbito prono.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Introduction:  prone ventilation is ventilation that is administered with the patient lying prone, it can be used for the treatment of ARDS mainly as a strategy to improve oxygenation when more traditional modes of ventilation fail.  Objective:  to know if there is an association between the initial tomographic category and the response to ventilation in the prone position.  Material and methods:  observational, analytical, longitudinal and retrospective study of all the clinical records of patients hospitalized in the Intensive Care Unit from June 2020 to June 2021 with invasive mechanical ventilation in the prone position, who underwent chest tomography at hospital admission in the period.  Results:  66 clinical records were included, of which 48 were male and 18 female. The mean age was 51 years. In the initial tomography, the majority corresponded to a tomographic category C with up to 48.5% and in a lower percentage to tomographic category A and B with a frequency of 27.3 and 24.2% respectively. Tomographic category B had the highest percentage of responders in the prone position up to 87%, category A and C had a percentage of responders of 66.7 and 44.7% respectively, without statistical significance, perhaps due to the limited number of patients.  Conclusions:  patients with category B were the ones that best responded to this strategy. There is a relationship between the category and the response to mechanical ventilation in the prone position.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo:  Introdução:  a ventilação prona é a ventilação que é administrada com o paciente deitado em decúbito ventral, pode ser utilizada para o tratamento da SDRA principalmente como estratégia para melhorar a oxigenação quando os modos mais tradicionais de ventilação falham.  Objetivo:  saber se existe associação entre a categoria tomográfica inicial e a resposta à ventilação em decúbito prona.  Material e métodos:  estudo observacional, analítico, longitudinal e retrospectivo de todos os prontuários clínicos de pacientes internados na Unidade de Terapia Intensiva no período de junho de 2020 a junho de 2021 com ventilação mecânica invasiva em decúbito prona, que realizaram tomografia de tórax na admissão hospitalar no período.  Resultados:  incluíram-se 66 prontuários, sendo 48 do sexo masculino e 18 do sexo feminino. A média de idade foi de 51 anos. Na tomografia inicial, a maioria correspondia à categoria tomográfica C com até 48.5% e em menor percentual à categoria tomográfica A e B com frequência de 27.3% e 24.2% respectivamente. A categoria tomográfica B teve o maior percentual de respondedores na posição prona, até 87%, as categorias A e C tiveram o menor percentual de respondedores de 66.7% e 44.7% respectivamente, sem significância estatística talvez devido ao número limitado de pacientes.  Conclusões:  os pacientes da categoria B foram os que melhor responderam a esta estratégia. Existe relação entre a categoria e a resposta à ventilação mecânica na posição prona.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[ventilación mecánica]]></kwd>
<kwd lng="es"><![CDATA[posición prono]]></kwd>
<kwd lng="es"><![CDATA[tomografía de tórax]]></kwd>
<kwd lng="en"><![CDATA[mechanical ventilation]]></kwd>
<kwd lng="en"><![CDATA[prone position]]></kwd>
<kwd lng="en"><![CDATA[chest tomography]]></kwd>
<kwd lng="pt"><![CDATA[ventilação mecânica]]></kwd>
<kwd lng="pt"><![CDATA[posição prona]]></kwd>
<kwd lng="pt"><![CDATA[tomografia de tórax]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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