<?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>S0028-37462023000400233</article-id>
<article-id pub-id-type="doi">10.35366/117940</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Difusión pulmonar de monóxido de carbono: actualizaciones en las recomendaciones y procedimiento]]></article-title>
<article-title xml:lang="en"><![CDATA[Diffusing capacity of the lung for carbon monoxide: updates on recommendations and procedure]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Centeno-Sáenz]]></surname>
<given-names><![CDATA[Gustavo I]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Alvarado-Amador]]></surname>
<given-names><![CDATA[Irlanda]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Almonte-Mora]]></surname>
<given-names><![CDATA[Florisel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castillo-Ayala]]></surname>
<given-names><![CDATA[Atzimba E]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Camacho-Jiménez]]></surname>
<given-names><![CDATA[Alan U]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Guinto-Ramírez]]></surname>
<given-names><![CDATA[Paulina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pérez-Kawabe]]></surname>
<given-names><![CDATA[Karla M]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pérez-Padilla]]></surname>
<given-names><![CDATA[Rogelio]]></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 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[Thirión-Romero]]></surname>
<given-names><![CDATA[Ireri]]></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>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Instituto de Desarrollo e Innovación en Fisiología Respiratoria  ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2023</year>
</pub-date>
<volume>82</volume>
<numero>4</numero>
<fpage>233</fpage>
<lpage>247</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0028-37462023000400233&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0028-37462023000400233&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0028-37462023000400233&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: La capacidad de difusión pulmonar de monóxido de carbono es una prueba que permite evaluar cuantitativamente la transferencia de oxígeno del aire alveolar a la hemoglobina sanguínea a través de la membrana alveolocapilar. Desde su descripción original en 1957, la prueba de difusión pulmonar de monóxido de carbono ha evolucionado gracias al advenimiento de los analizadores de gases de respuesta rápida. Actualmente, el método de medición de respiración única está sólidamente estandarizado y es el recomendado con fines clínicos. La prueba de difusión pulmonar de monóxido de carbono de respiración única tiene implicaciones tanto para el diagnóstico como para el seguimiento y el pronóstico de pacientes con enfermedades crónicas no sólo del sistema respiratorio. Este documento se actualiza con información propuesta por la European Respiratory Society y de la American Thoracic Society en los estándares de los años 2005, 2017 y 2021 e incluye las recomendaciones técnicas para sistemas de respiración única basados en los analizadores de gases de respuesta rápida aceptadas internacionalmente. A pesar de su valor clínicamente comprobado, la difusión pulmonar de monóxido de carbono es subutilizada, aunque se posiciona como la segunda prueba más importante después de la espirometría. Sin embargo, su relevancia es especialmente destacada en pacientes con enfermedades pulmonares intersticiales, enfisema y enfermedades vasculares pulmonares.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: The pulmonary diffusing capacity for carbon monoxide is a test that allows quantitative evaluation of the transfer of oxygen from the alveolar air to its union with hemoglobin through the alveolo-capillary membrane. Since its original description in 1957, the pulmonary diffusing capacity for carbon monoxide test has evolved thanks to the advent of rapid response gas analyzers, as well as standardization efforts and vast improvements in the software and reference values. Currently, the single-breath measurement method is strongly standardized and recommended for clinical purposes. The pulmonary carbon monoxide diffusing capacity with the single breath technique has implications for both the diagnosis and the follow-up and prognosis of patients with chronic diseases not limited to the respiratory system. This document is based on the 2005, 2017 and 2021 European Respiratory Society and American Thoracic Society standards to describe technical recommendations for rapid response gas analyzers-based with the single breath systems. The pulmonary carbon monoxide diffusing capacity is underutilized despite its clinically proven value, which ranks second only to spirometry testing. However, it holds particular relevance for patients with interstitial lung diseases, emphysema, and pulmonary vascular diseases.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[pruebas de función pulmonar]]></kwd>
<kwd lng="es"><![CDATA[capacidad de difusión pulmonar]]></kwd>
<kwd lng="es"><![CDATA[monóxido de carbono]]></kwd>
<kwd lng="es"><![CDATA[volumen alveolar]]></kwd>
<kwd lng="en"><![CDATA[respiratory function tests]]></kwd>
<kwd lng="en"><![CDATA[pulmonary diffusing capacity]]></kwd>
<kwd lng="en"><![CDATA[carbon monoxide]]></kwd>
<kwd lng="en"><![CDATA[alveolar volume]]></kwd>
</kwd-group>
</article-meta>
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