<?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>S2448-89092018000600330</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Asociación de mortalidad, deformación longitudinal global y circunferencial del ventrículo izquierdo en pacientes con sepsis en terapia intensiva]]></article-title>
<article-title xml:lang="en"><![CDATA[Association of mortality, global longitudinal deformation of the left ventricle and circumferential deformation of the left ventricle in patients with sepsis in the intensive care unit]]></article-title>
<article-title xml:lang="pt"><![CDATA[Associação de mortalidade, deformidade longitudinal global do ventrículo esquerdo em pacientes com sepse na Unidade de Terapia Intensiva]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez Santos]]></surname>
<given-names><![CDATA[Ahtziri Yunuén]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rugenio Cabrera]]></surname>
<given-names><![CDATA[Andrea]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sauza Sosa]]></surname>
<given-names><![CDATA[Julio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Franco Granillo]]></surname>
<given-names><![CDATA[Juvenal]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Aguirre Sánchez]]></surname>
<given-names><![CDATA[Janet]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Camarena Alejo]]></surname>
<given-names><![CDATA[Gilberto]]></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>12</month>
<year>2018</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2018</year>
</pub-date>
<volume>32</volume>
<numero>6</numero>
<fpage>330</fpage>
<lpage>343</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2448-89092018000600330&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2448-89092018000600330&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2448-89092018000600330&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[resumen está disponible en el texto completo]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Introduction: Sepsis is one of the main causes of morbidity and mortality in the ICU, and when associated with SCM, the prognosis worsens; it can occur in up to 68% of patients. ECHO parameters have been proposed useful for the assessment of the LV systolic function, such as STRAIN-GLS and STRAIN-CS. In this study, the association of these with mortality in patients with sepsis in the ICU was assessed.  Material and methods: A prospective, cross-sectional, cohort study was conducted in patients with sepsis admitted to the ICU of a hospital center in Mexico City from January 1st to July 31st, 2018. Transthoracic ECHO was taken within the first 24 hours of the diagnosis of sepsis.  Results: Thirty patients were included, 17 were male (56.7%); the median age was 68.5 years (RIQ 56-84); the median hospital stay was 12 days (RIQ 7-17). The death rate was of 23.3%. The average length of stay in the ICU was 19.1 days (3-185 days). Independently assessed by CS, it was found that 36% of the population presented LV systolic dysfunction, while assessed by GLS, it was 40%. When comparing non-survivors and survivors, there were no significant demographic differences; a difference of proportions was observed in the number of patients with diabetes. Differences in medians of systolic pulmonary artery pressure (SPAP), VAI, CS and GLS were observed. When testing the ability to discriminate survivors against non-survivors, it was found that CS was marginally superior to GLS, APACHE (Acute Physiology Age and Chronic Health Evaluation) II, SAPS (Simplified Acute Physiology Score) II, and SOFA (Sequential Organ Failure Assessment). When testing the ability of CS and GLS to discriminate hospital stay greater than seven days, it was observed that the echocardiographic measures were superior. Cut-off points were selected for discrimination of survivors against non-survivors by analyzing sensitivity and specificity for the following echocardiographic measurements: CS &#8805; -15.1 (S: 71.43%, E: 83.33%, LR(+) 4.3, LR(-) 0.34) and GLS &#8805; -15.4 (S: 85.71%, E: 73.91%, LR(+) 3.3, LR(-) 0.19). In the multivariate analysis, it was found that a CS &#8805; -15.1 was predictive of mortality during hospitalization in the study period and population, adjusted for other echocardiographic variables such as LVEF &lt; 55%, GLS &#8805; -15.4 and confounders such as sex [RM = 10.23 (95% CI, 1.01-103.2), p &lt; 0.049]. In linear regression models, no predictive echocardiographic variables were found for days of hospital stay in the study period and population.  Conclusions: The development of new ECHO techniques such as speckle tracking echocardiography (STE) has facilitated the ability to evaluate LV function through the quantitative evaluation of myocardial deformation; although they are complex techniques, if performed and interpreted appropriately, they are very useful in different clinical conditions. MD can be an early marker of mortality in patients with sepsis; obtained by measuring the GLS and CS, it could be a reliable predictor of the outcomes of patients in the ICU, and it can also potentiate scales such as APACHE II, SOFA and SAPS II to allow early identification of septic patients at high risk. There are still some obstacles to the regular clinical application of GLS and CS in septic patients in the ICU. The optimal GLS limit for the prediction of mortality in these patients remains uncertain, and the intrinsic differences between the populations could contribute to the observed differences. However, it is known to be an effective parameter for the quantification of left ventricular function, even more sensitive than the LVEF by bidimensional ECHO, depending relatively less on the operator and loading conditions. Current results should be confirmed in additional large-scale and multi-center studies. Therefore, it still remains in the field of clinical research for patients in critical condition.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo:  Introdução: A sepse é uma das principais causas de morbidade e mortalidade na UTI e quando associada à SCM piora o prognóstico, pode ocorrer em até 68% dos pacientes. Os parâmetros do ECO têm sido propostos como úteis para a avaliação da função sistólica do VE, como STRAIN-GLS e STRAIN-CS, neste estudo foi avaliada a associação destes com a mortalidade em pacientes com sepse na UTI.  Material e métodos: Realizou-se um estudo prospectivo, transversal, de coorte de um centro hospitalar em pacientes com sepse internados na UTI na Cidade do México, avaliados de 1 de janeiro a 31 de julho de 2018. Foi realizado ECO transtorácico nas primeiras 24 horas do diagnóstico de sepse.  Resultados: Foram incluídos 30 pacientes, sendo 17 do sexo masculino (56.7%), idade média 68.5 anos (RiQ 56 - 84), internação média de 12 dias (RIQ 7-17). Com uma taxa de mortalidade de 23.3%. O tempo médio de permanência na UTI foi de 19.1 dias (3-185 dias). Avaliada independentemente pelo CS, constatou-se que 36% da população apresentava disfunção sistólica do VE, enquanto avaliada por GLS obtiveram 40% da população. Quando comparados não-sobreviventes e sobreviventes não houve diferenças demográficas significativas, observou-se uma diferença de proporções no número de pacientes com diabetes. Foram observadas diferenças nas medianas de PSAP, VAI, CS e GLS. Ao testar a capacidade de discriminar sobreviventes versus não sobreviventes, verificou-se que o CS foi marginalmente superior ao GLS APACHE II, SAPS II e SOFA. Ao testar a capacidade de CS e GLS em discriminar a permanência hospitalar superior a 7 dias, observou-se que as medidas ecocardiográficas foram superiores. Foram selecionados pontos de corte para a discriminação de sobreviventes versus não sobreviventes analisando a sensibilidade e especificidade para as seguintes medidas ecocardiográficas: EC &#8805; -15.1 (S: 71.43%, E: 83.33%, LR (+) 4.3, LR (-) 0.34) e GLS &#8805; -15.4 (S: 85.71%, E: 73.91%, LR (+) 3.3, LR (-) 0.19). Na análise multivariada, verificou-se que um CS &#8805; -15.1 foi preditivo de mortalidade durante a internação no período e população do estudo, ajustado para outras variáveis ecocardiográficas como FEVE &lt; 55%, GLS &#8805; -15.4 e confundidores como sexo. [RM = 10.23 (IC 95%, 1.01-103.2), p &lt; 0.049]. Nos modelos de regressão linear, não foram encontradas variáveis ecocardiográficas preditivas para os dias de internação hospitalar no período e população do estudo.  Conclusões: O desenvolvimento de novas técnicas de ECO, como STE, facilitou a capacidade de avaliar a função do VE através da avaliação quantitativa da deformação miocárdica, embora sejam técnicas complexas, si se realizam e interpretam de forma adequada, são muito úteis em diferentes condições clínicas. A MD pode ser um marcador precoce de mortalidade em pacientes com sepse, obtida pela mensuração da GLS e CS poderia ser um preditor prognóstico confiável dos resultados de pacientes na UTI, e também pode potencializar escalas como APACHE II, SOFA e SAPS II para permitir a identificação precoce de pacientes sépticos de alto risco. Existem ainda alguns obstáculos para a aplicação clínica regular de GLS e CS em pacientes sépticos na UTI, apesar de ser um estudo à beira do leito, é necessário levar em conta a gravidade da doença e comorbidades prévias. O limite ideal de GLS para a predição de mortalidade nesses pacientes permanece incerto e as diferenças intrínsecas entre as populações poderiam contribuir para as diferenças observadas, porém é sabido que é um parâmetro efetivo para a quantificação da função ventricular esquerda, mais sensível que a FEVE por ECO bidimensional, dependem relativamente menos do operador e das condições de carga. Os resultados atuais devem ser confirmados em estudos adicionais em larga escala e multicêntricos. Por isso, ainda permanece no campo da pesquisa clínica para pacientes em estado crítico.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Miocardiopatía]]></kwd>
<kwd lng="es"><![CDATA[deformación global longitudinal]]></kwd>
<kwd lng="es"><![CDATA[deformación circunferencial]]></kwd>
<kwd lng="en"><![CDATA[Cardiomyopathy]]></kwd>
<kwd lng="en"><![CDATA[longitudinal global deformation]]></kwd>
<kwd lng="en"><![CDATA[circumferential deformation]]></kwd>
<kwd lng="pt"><![CDATA[Cardiomiopatia]]></kwd>
<kwd lng="pt"><![CDATA[deformação global longitudinal]]></kwd>
<kwd lng="pt"><![CDATA[deformação circunferencial]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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