<?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>S2448-89092022000100022</article-id>
<article-id pub-id-type="doi">10.35366/104472</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Factores de riesgo para lesión renal aguda y terapia de reemplazo renal en pacientes con ventilación mecánica invasiva y COVID-19]]></article-title>
<article-title xml:lang="en"><![CDATA[Risk factors for acute kidney injury and renal replacement therapy in severe critically ill patients with COVID-19 under invasive mechanical ventilation]]></article-title>
<article-title xml:lang="pt"><![CDATA[Fatores de risco para lesão renal aguda e terapia de substituição renal em pacientes com ventilação mecânica invasiva e COVID-19]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Chávez Requena]]></surname>
<given-names><![CDATA[Luisa Irina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez Zarate]]></surname>
<given-names><![CDATA[Cecilia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sánchez Calzada]]></surname>
<given-names><![CDATA[Armando]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Chaires Gutiérrez]]></surname>
<given-names><![CDATA[Rodrigo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Aguirre Sánchez]]></surname>
<given-names><![CDATA[Janet Silvia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Centro Médico ABC  ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>02</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>02</month>
<year>2022</year>
</pub-date>
<volume>36</volume>
<numero>1</numero>
<fpage>22</fpage>
<lpage>30</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2448-89092022000100022&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2448-89092022000100022&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2448-89092022000100022&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Introducción:  Desde diciembre de 2019, cuando el coronavirus respiratorio tipo 2 y el síndrome de insuficiencia respiratoria agudo (SDRA) por coronavirus tipo 2 (enfermedad por coronavirus 2019 [COVID-19]), se desarrolló en Wuhan, China, se ha convertido en una pandemia mundial, con 105&#8217;333.798 casos reportados el 04 de febrero de 2021. El 27 de febrero de 2020, la Ciudad de México reportó el primer caso de COVID-19, seguido de un crecimiento masivo de infecciones en todo el país. El número total de casos hasta hoy es de 1,886.245 con 81,223 casos activos estimados. El 18.77% de los pacientes han requerido hospitalización. El número total de muertes es de 164.290, con una estimación de 184.125. La lesión renal aguda (LRA) se encontró en 28% de los pacientes hospitalizados y en 46% de los pacientes en estado crítico, contribuyendo a una mortalidad significativamente mayor. La identificación de los factores de riesgo es importante para orientar la toma de decisiones tempranas en la clasificación de los pacientes para una monitorización más intensiva y prevenir el aumento de la mortalidad.  Objetivo:  Analizar el nivel de presión positiva al final de la espiración (PEEP) y factores inflamatorios que intervienen en el desarrollo de LRA e inicio de terapia de reemplazo renal (TRR) en pacientes con COVID-19.  Material y métodos:  Se realizó un estudio observacional, transversal y retrolectivo en pacientes con ventilación mecánica con SARS-CoV-2 que presentaron LRA y necesidad de TRR ingresados en la Unidad de Cuidados Intensivos Respiratorios del Centro Médico ABC. Se realizó análisis estadístico de medidas de tendencia central, descriptivo; para la identificación de la variable con mayor impacto para el desarrollo de LRA y terapia dialítica se realizó factor predictivo positivo, prueba Pearson para correlacionar con terapia de reemplazo renal. El estudio se aprobó por el Comité de Ética del Centro Médico ABC, Ciudad de México (Folio: ABC TAEABC-22-117).  Resultados:  Se analizaron en total 210 pacientes con ventilación mecánica con SARS-CoV-2 en la Unidad de Cuidados Intensivos Respiratorios del Centro Médico ABC, de los cuales, 51 (24.17%) desarrollaron LRA y 21 requirieron TRR. Se realizó una curva ROC para predecir el factor con mayor riesgo para presentar LRA, encontrando diferencias significativas en IL-6 con un área bajo la curva ROC de 0.909 (CI: 0.86-0.95). También se encontró significancia estadística en LRA a partir de PEEP por arriba de 13 cmH2O y terapia de reemplazo renal con PEEP &gt; 15 cmH2O.  Conclusión:  Se encontró una correlación de niveles altos de PEEP y lesión renal aguda. Los marcadores inflamatorios al ingreso del paciente (específicamente IL-6) son parámetros adecuados para guiar el tratamiento; sin embargo, también son de utilidad para orientar a un pronóstico.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Introduction:  Since December 2019, when respiratory coronavirus type 2 and acute respiratory failure syndrome (ARDS) due to coronavirus type 2 (coronavirus disease 2019 [COVID-19]), developed in Wuhan, China, it has become a global pandemic, with 105,333,798 cases reported on February 4, 2021. On February 27, 2020, Mexico City reported the first case of COVID-19, followed by a massive growth of infections across the country. The total number of cases today is 1,886,245 with 81,223 estimated active cases. 18.77% of patients have required hospitalization. The total number of deaths is 164,290 with an estimated 184,125. AKI was found in 28% of hospitalized patients and 46% of critically ill patients, contributing to significantly higher mortality. Identification of risk factors is important to guide early decision making in triaging patients for more intensive monitoring and prevent increased mortality.  Objective:  To analyze the level of PEEP and inflammatory factors involved in the development of AKI and onset of RRT in patients with COVID-19.  Material and methods:  An observational, cross-sectional and retrolective study was performed in mechanically ventilated patients with SARS-CoV-2 who presented AKI and need for RRT admitted to the respiratory intensive care unit of the ABC Medical Center. Statistical analysis of measures of central tendency, descriptive; for the identification of the variable with the greatest impact for the development of AKI and dialytic therapy, a positive predictive factor was performed, Pearson test to correlate with renal replacement therapy. The study was approved by the ethics committee of the ABC Medical Center, Mexico City (Number: ABC TAEABC-22-117).  Results:  A total of 210 mechanically ventilated patients with SARS-CoV-2 in the Respiratory Intensive Care Unit of the ABC Medical Center were analyzed, of whom 51 patients (24.17%) developed AKI and 21 patients required RRT. An ROC curve was performed to predict the factor with the highest risk of developing AKI, finding significant differences in IL-6 with an area under the ROC curve of 0.909 (CI: 0.86-0.95). Statistical significance was found in AKI with PEEP above 13cmH2O and renal replacement therapy with PEEP &gt; 15cmH2O.  Conclusion:  A correlation was found between high PEEP levels and acute kidney injury. Inflammatory markers at patient admission (specifically IL-6) are adequate parameters to guide treatment; however, they are also useful to guide prognosis.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo:  Introdução:  Desde dezembro de 2019, quando o coronavírus respiratório tipo 2 e a síndrome do desconforto respiratório agudo do coronavírus (SDRA) (doença de coronavírus 2019 [COVID-19]), desenvolvida em Wuhan, China, tornou-se uma pandemia em todo o mundo, com 105&#8217;333.798 casos relatados em fevereiro 4, 2021. Em 27 de fevereiro de 2020, a Cidade do México relatou o primeiro caso de COVID-19, seguido por um crescimento maciço de infecções em todo o país. O número total de casos até o momento é de 1,886.245, com uma estimativa de 81,223 casos ativos. 18.77% dos pacientes necessitaram de internação. O número total de óbitos é de 164.290, com estimativa de 184.125. A LRA foi encontrada em 28% dos pacientes hospitalizados e 46% dos pacientes críticos, contribuindo para uma mortalidade significativamente maior. A identificação dos fatores de risco é importante para orientar a tomada de decisão precoce na classificação dos pacientes para monitoramento mais intensivo e para evitar o aumento da mortalidade.  Objetivo:  Analisar o nível de PEEP e fatores inflamatórios envolvidos no desenvolvimento de LRA e início de TRS em pacientes com COVID-19.  Material e métodos:  Realizou-se um estudo observacional, transversal e retroletivo em pacientes ventilados mecanicamente com SARS-CoV-2 que apresentavam LRA e necessidade de TRS internados na unidade de terapia intensiva respiratória do Centro Médico ABC. Foi realizado análise estatística de medidas de tendência central, descritiva; para identificar a variável de maior impacto no desenvolvimento de LRA e terapia dialítica, realizou-se fator preditivo positivo, o teste de Pearson para correlacionar com a terapia renal substitutiva. O estudo foi aprovado pelo comitê de ética do Centro Médico ABC, Cidade do México (Folio: ABC TAEABC-22-117).  Resultados:  Foram analisados um total de 210 pacientes com ventilação mecânica com SARS-CoV-2 na unidade de terapia intensiva respiratória do Centro Médico ABC, dos quais 51 pacientes (24.17%) desenvolveram LRA e 21 pacientes requereram TRS. Realizou-se uma curvatura ROC para prever o fator com maior risco para apresentar LRA encontrando diferenças significativas em IL-6 com uma área sob a curvatura ROC de 0.909(CI: 0.86-0.95). Da mesma forma, foi encontrada significância estatística na LRA por PEEP acima de 13 cmH2O e terapia renal substitutiva com PEEP &gt; 15 cmH2O.  Conclusão:  Encontrou-se uma correlação entre níveis elevados de PEEP e lesão renal aguda. Marcadores inflamatórios na admissão do paciente (especificamente IL-6) são parâmetros adequados para orientar o tratamento; no entanto, eles também são úteis para orientar uma previsão.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Lesión renal aguda]]></kwd>
<kwd lng="es"><![CDATA[terapia de reemplazo renal]]></kwd>
<kwd lng="es"><![CDATA[presión positiva al final de la espiración]]></kwd>
<kwd lng="es"><![CDATA[marcadores inflamatorios]]></kwd>
<kwd lng="en"><![CDATA[Acute kidney injury]]></kwd>
<kwd lng="en"><![CDATA[renal replacement therapy]]></kwd>
<kwd lng="en"><![CDATA[positive end-expiratory pressure]]></kwd>
<kwd lng="en"><![CDATA[inflammatory markers]]></kwd>
<kwd lng="pt"><![CDATA[Lesão renal aguda]]></kwd>
<kwd lng="pt"><![CDATA[terapia renal substitutiva]]></kwd>
<kwd lng="pt"><![CDATA[pressâo positiva ao final da expiraçâo]]></kwd>
<kwd lng="pt"><![CDATA[marcadores inflamatórios]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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