<?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>S2448-89092019000100033</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Diámetro de la columna de aire de cuerdas vocales como predictor de estridor laríngeo postextubación]]></article-title>
<article-title xml:lang="en"><![CDATA[Diameter of the vocals cord air column as a laryngeal stridor predictor post-extubation]]></article-title>
<article-title xml:lang="pt"><![CDATA[Diâmetro da coluna de ar das cordas vocais como predictor do estridor laringeo pós-extubação]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martínez Moreno]]></surname>
<given-names><![CDATA[Iraida]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Altamirano Verdín]]></surname>
<given-names><![CDATA[Steven]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Chávez Vega]]></surname>
<given-names><![CDATA[Christian]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Landa Mejía]]></surname>
<given-names><![CDATA[Raymundo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rongel Chávez]]></surname>
<given-names><![CDATA[José Francisco]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vázquez Tirado]]></surname>
<given-names><![CDATA[Aldo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Mexicano del Seguro Social Centro Médico Nacional de Occidente ]]></institution>
<addr-line><![CDATA[Guadalajara Jalisco]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>02</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>02</month>
<year>2019</year>
</pub-date>
<volume>33</volume>
<numero>1</numero>
<fpage>33</fpage>
<lpage>37</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2448-89092019000100033&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2448-89092019000100033&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2448-89092019000100033&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Objetivo: Correlacionar la presencia de estridor laríngeo con el diámetro de la columna de aire de cuerdas vocales a través de ultrasonido de vía aérea en pacientes intubados en UCI.  Material y métodos:  Descriptivo. Se midió el diámetro de la columna de aire de cuerdas vocales con ultrasonido lineal en pacientes con weaning, se tomaron cinco grupos de acuerdo con el diámetro: &lt; 5 mm, 5.1-5.5 mm, 5.5-6.0 mm, 6.1-6.4 y &gt; 6.5 mm. Se observó la presencia o la ausencia de estridor laríngeo. Se realizó análisis estadístico tipo frecuencias y porcentajes, con variables de tipo cuantitativo se determinaron medidas de tendencia central, media, moda y desviación estándar.  Resultados:  Se incluyeron 30 pacientes, la media de edad fue de 39.5 años, una desviación estándar de 18.666, 78.6% de los pacientes permaneció intubado por un periodo de 2-5 días, 83.3% tuvo extubación exitosa, cinco fracasaron a la extubación, dos de ellos por estridor laríngeo, que correspondió a 6.7% con un diámetro de 5.1-5.5 mm., Pearson 0.48.  Conclusiones:  La medición del diámetro de la columna de aire de cuerdas vocales es una herramienta útil para el médico intensivista como predictor de estridor laríngeo postextubación.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Objective:  To correlate the presence of laryngeal stridor with the diameter of the vocal cord air column through airway ultrasound in patients intubated in the ICU.  Material and methods:  Descriptive. The diameter of the vocal cord air column was measured with linear ultrasound in weaning patients, five groups were taken according to the diameter: &lt; 5 mm, 5.1-5.5 mm, 5.5-6.0 mm, 6.1-6.4 and &gt; 6.5 mm. The presence or absence of laryngeal stridor was observed. Statistical analysis was carried out, such as frequencies and percentages, with variables of a quantitative type, measures of central tendency, mean, mode, and standard deviation were determined.  Results:  Thirty patients were included, the mean age was 39.5 years, a standard deviation of 18.666, 78.6% of the patients remained intubated for a period of 2-5 days, 83.3% presented successful extubation, five presented failure to extubation, two of them due to laryngeal stridor, which corresponded to 6.7% with a diameter of 5.1-5.5 mm., Pearson 0.48.  Conclusions:  The measurement of the diameter of the vocal cord air column is a useful tool for the intensivist physician as a predictor of laryngeal stridor after extubation.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo:  Objetivo:  Correlacionar a presença de estridor laríngeo com o diâmetro da coluna aérea das cordas vocais por meio de ultrassonografia das vias aéreas em pacientes intubados na UTI.  Material e métodos:  Descritivo. O diâmetro da coluna de ar das cordas vocais foi medido com ultrassonografia linear em pacientes com desmame ventilatório. 5 grupos foram selecionados de acordo com o diâmetro: &lt; 5 mm, 5.1-5.5 mm, 5.5-6.0 mm, 6.1-6.4 e &gt; 6.5 mm. Observou-se a presença ou ausência de estridor laríngeo. Realizou-se análise estatística tipo frequências e porcentagens, com variáveis de tipo quantitativo, foram determinadas medidas de tendência central, média, moda e desvio padrão.  Resultados:  Foram incluídos 30 pacientes, a média de idade foi de 39.5 anos, um desvio padrão de 18.666, 78.6% dos pacientes permaneceram intubados por um período de 2-5 dias, 83.3% apresentaram sucesso na extubação, 5 apresentaram falha na extubação, 2 deles por estridor laríngeo, correspondendo a 6.7% com diâmetro de 5.1 a 5.5 mm. Pearson 0.48.  Conclusão:  A medida do diâmetro da coluna aérea das cordas vocais é uma ferramenta útil para o médico intensivista como preditor de estridor laríngeo após a extubação.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Estridor laríngeo]]></kwd>
<kwd lng="es"><![CDATA[diámetro de columna de aire]]></kwd>
<kwd lng="es"><![CDATA[ultrasonido vía aérea]]></kwd>
<kwd lng="en"><![CDATA[Laryngeal stridor]]></kwd>
<kwd lng="en"><![CDATA[air column diameter]]></kwd>
<kwd lng="en"><![CDATA[airway ultrasound]]></kwd>
<kwd lng="pt"><![CDATA[Estridor laríngeo]]></kwd>
<kwd lng="pt"><![CDATA[diâmetro da coluna aérea]]></kwd>
<kwd lng="pt"><![CDATA[ultrassonografia das vias aéreas]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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