<?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>0028-3746</journal-id>
<journal-title><![CDATA[Neumología y cirugía de tórax]]></journal-title>
<abbrev-journal-title><![CDATA[Neumol. cir. torax]]></abbrev-journal-title>
<issn>0028-3746</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Mexicana de Neumología y Cirugía de Tórax; Instituto Nacional de Enfermedades Respiratorias Ismael Cosío Villegas; Sociedad Cubana de Neumología; Sociedad Paraguaya de Neumología; Sociedad Boliviana de Neumología.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0028-37462020000100053</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Medición de óxido nítrico nasal: recomendaciones y procedimiento]]></article-title>
<article-title xml:lang="en"><![CDATA[Measurement of nasal nitric oxide: recommendations and procedure]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Guzmán-Valderrábano]]></surname>
<given-names><![CDATA[Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Madrid-Mejía]]></surname>
<given-names><![CDATA[Wilmer]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Troncoso-Huitrón]]></surname>
<given-names><![CDATA[Prysila]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Silva-Cerón]]></surname>
<given-names><![CDATA[Mónica]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cid-Juárez]]></surname>
<given-names><![CDATA[Silvia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández-Morales]]></surname>
<given-names><![CDATA[Víctor]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Torre-Bouscoulet]]></surname>
<given-names><![CDATA[Luis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vega-Morales]]></surname>
<given-names><![CDATA[Lissa De la]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gochicoa-Rangel]]></surname>
<given-names><![CDATA[Laura]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Nacional de Enfermedades Respiratorias Ismael Cosío Villegas  ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,PediaHero  ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Instituto de Desarrollo e Innovación en Fisiología Respiratoria S de RL  ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2020</year>
</pub-date>
<volume>79</volume>
<numero>1</numero>
<fpage>53</fpage>
<lpage>58</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0028-37462020000100053&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0028-37462020000100053&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0028-37462020000100053&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: La medición del óxido nítrico nasal es una herramienta de gran utilidad para el diagnóstico de discinesia ciliar primaria. En comparación con sujetos sanos o con otras enfermedades respiratorias, los pacientes con discinesia ciliar primaria presentan bajas concentraciones de óxido nítrico nasal. La medición de óxido nítrico nasal es sencilla y requiere cooperación mínima de quien la realiza. El propósito de este documento es describir el procedimiento de medición de óxido nítrico nasal, así como revisar aspectos técnicos para la calibración y preparación del equipo.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: The measurement of nasal nitric oxide (nNO) has been a very useful tool for the diagnosis of primary ciliary dyskinesia (PCD). Compared with healthy subjects or affected by others respiratory diseases, PCD patients show low concentrations of nNO. nNO is a simple test that requires minimal cooperation from the subject. The aim of this document is to review technical aspects for calibration, preparation and measurement of nNO.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Óxido nítrico]]></kwd>
<kwd lng="es"><![CDATA[óxido nítrico nasal]]></kwd>
<kwd lng="es"><![CDATA[discinesia ciliar primaria]]></kwd>
<kwd lng="en"><![CDATA[Nitric oxide]]></kwd>
<kwd lng="en"><![CDATA[nasal nitric oxide]]></kwd>
<kwd lng="en"><![CDATA[primary ciliary dyskinesia]]></kwd>
</kwd-group>
</article-meta>
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