<?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>0185-3325</journal-id>
<journal-title><![CDATA[Salud mental]]></journal-title>
<abbrev-journal-title><![CDATA[Salud Ment]]></abbrev-journal-title>
<issn>0185-3325</issn>
<publisher>
<publisher-name><![CDATA[Instituto Nacional de Psiquiatría Ramón de la Fuente Muñiz]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0185-33252018000100025</article-id>
<article-id pub-id-type="doi">10.17711/sm.0185-3325.2018.005</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Delirium in terminal cancer inpatients: short-term survival and missed diagnosis]]></article-title>
<article-title xml:lang="es"><![CDATA[Delirium en pacientes hospitalizados con cáncer terminal: supervivencia a corto plazo y subdiagnóstico]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez-Mayoral]]></surname>
<given-names><![CDATA[Oscar]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Reyes-Madrigal]]></surname>
<given-names><![CDATA[Francisco]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Allende-Pérez]]></surname>
<given-names><![CDATA[Silvia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Verástegui]]></surname>
<given-names><![CDATA[Emma]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Nacional de Cancerología Servicio de Cuidados Paliativos ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Instituto Nacional de Neurología y Neurocirugía Manuel Velasco Suárez Laboratorio de Psiquiatría Experimental ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>02</month>
<year>2018</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>02</month>
<year>2018</year>
</pub-date>
<volume>41</volume>
<numero>1</numero>
<fpage>25</fpage>
<lpage>29</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0185-33252018000100025&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0185-33252018000100025&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0185-33252018000100025&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Introduction: Delirium is a neurocognitive disorder, frequently present in advanced cancer patients. It morbidity, mortality, health expenditure, and causes distress to patients, family members, and health care professionals. Despite its impact, the disorder is still underdiagnosed, and consequently, mistreated.  Objective: To describe the prevalence, clinical features, impact on the survival and percentage of missed diagnosis of delirium, in palliative care inpatients treated in a tertiary center.  Method: We conducted a prospective study, including all the inpatients referred to the Palliative Care Service of the Instituto Nacional de Cancerología in Mexico, from August, 2014 to March, 2015. As a first step, we collected clinical and sociodemographic data, and determined the presence/absence of delirium, using the Confusion Assessment Method. Then, we reviewed the clinical file to determine if a previous delirium diagnosis was stablished by the primary referring team. Finally, thirty days after the initial assessment, we contacted the patients in order to know their survival status (alive/death). We performed a survival analysis to compare mortality among patients with delirium/non-delirium, and reported the percentage of delirium missed diagnosis.  Results: We included 174 patients, 40.2% were diagnosed with delirium. Mean survival time in patients with delirium was 11 days, while in non-delirium patient&#8217;s mean survival time was 21 days; Log Rank 23.50, p &lt; .001. We found a 73% of missed delirium diagnosis by the primary referring team.  Discussion and conclusion: Prevalence of delirium in this population is similar to that observed in other palliative care populations. Also, delirium is the principal determinant of short-term mortality, and it is frequently underdiagnosed. Preventive strategies and early identification could help to reduce its burden.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Introducción: El delírium es un trastorno neurocognitivo que frecuentemente se presenta en pacientes con cáncer avanzado. Aumenta la morbilidad, mortalidad y costo, y genera malestar en los pacientes, los miembros de la familia y los profesionales de la salud. A pesar de su impacto, el delírium está subdiagnosticado y, en consecuencia, mal manejado.  Objetivo: Describir la prevalencia, características clínicas, impacto en la supervivencia y frecuencia del subdiagnóstico de delírium en pacientes hospitalizados referidos al servicio de cuidados paliativos de un centro oncológico de tercer nivel.  Método: Se trata de un estudio prospectivo. Se incluyeron todos los pacientes hospitalizados referidos al servicio de cuidados paliativos del Instituto Nacional de Cancerología en México, desde agosto de 2014 a marzo de 2015. Se recolectaron datos clínicos y sociodemográficos, y se determinó la presencia de delírium utilizando el Confusion Assessment Method. Posteriormente se revisó el expediente clínico para determinar si el equipo primario de referencia había establecido el diagnóstico previo de delírium. Finalmente, treinta días posteriores a la evaluación inicial, se contactó a los pacientes para conocer su estado de supervivencia (vivo/muerto). Se realizó un análisis de supervivencia para comparar la mortalidad de los pacientes con y sin delírium, y se reportó el porcentaje de subdiagnóstico.  Resultados: Se incluyeron 174 pacientes, de los que 40.2% se diagnosticaron con delírium. La supervivencia promedio en pacientes con delírium fue de 11 días, mientras que aquellos sin delírium fue de 21 días; Log Rank 23.50, p &lt; .001. Se encontró un subdiagnóstico de 73% por parte del equipo primario de referencia.  Discusión y conclusión: La prevalencia del delirium en esta población es similar a la reportada en otras poblaciones de cuidados paliativos. Además, el delirium es el principal determinante de la mortalidad, y el subdiagnóstico es frecuente. Se requieren estrategias de prevención e identificación temprana del delírium para ayudar a reducir el desgaste que genera.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Advanced cancer]]></kwd>
<kwd lng="en"><![CDATA[palliative care]]></kwd>
<kwd lng="en"><![CDATA[delirium]]></kwd>
<kwd lng="en"><![CDATA[missed delirium]]></kwd>
<kwd lng="en"><![CDATA[survival]]></kwd>
<kwd lng="es"><![CDATA[Cáncer avanzado]]></kwd>
<kwd lng="es"><![CDATA[cuidados paliativos]]></kwd>
<kwd lng="es"><![CDATA[delírium]]></kwd>
<kwd lng="es"><![CDATA[subdiagnóstico]]></kwd>
<kwd lng="es"><![CDATA[superviviencia]]></kwd>
</kwd-group>
</article-meta>
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