<?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>0120-3347</journal-id>
<journal-title><![CDATA[Colombian Journal of Anestesiology]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. colomb. anestesiol.]]></abbrev-journal-title>
<issn>0120-3347</issn>
<publisher>
<publisher-name><![CDATA[SCARE-Sociedad Colombiana de Anestesiología y Reanimación]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0120-33472019000300194</article-id>
<article-id pub-id-type="doi">10.1097/cj9.0000000000000114</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Density spectral array during the intra and postoperative of a left frontal craniotomy]]></article-title>
<article-title xml:lang="es"><![CDATA[Matriz de Densidad Espectral durante el intra y el posoperatorio de una craneotomía frontal izquierda]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pacreu]]></surname>
<given-names><![CDATA[Susana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vilà]]></surname>
<given-names><![CDATA[Esther]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Adalid]]></surname>
<given-names><![CDATA[Irina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Moltó]]></surname>
<given-names><![CDATA[Luis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fernández-Candil]]></surname>
<given-names><![CDATA[Juan Luis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Parc de Salut Mar Servicio de Anestesiología, Reanimación y Terapia del dolor ]]></institution>
<addr-line><![CDATA[Barcelona ]]></addr-line>
<country>España</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2019</year>
</pub-date>
<volume>47</volume>
<numero>3</numero>
<fpage>194</fpage>
<lpage>197</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-33472019000300194&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-33472019000300194&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-33472019000300194&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract We present the case of an adult with an extensive left frontal meningioma. He was scheduled for resection by craniotomy. During the surgery we used the density spectral array (DSA) and asymmetry obtained from Bispectral Index VISTA Monitoring System Bilateral. We observed a power increase in low frequency (0.1-1 Hz) and alpha bands (8-12 Hz) in the left hemisphere, where the meningioma was located. In this case, DSA was useful during and after the surgery because it provided information about the hemisphere with maximum brain activity and its subsequent normalization, which may reflect the effectiveness of the surgery.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Presentamos el caso de un paciente adulto con diagnóstico de un meningioma extenso a nivel frontal izquierdo, que fue programado para exéresis mediante craneotomía. Durante la cirugía se utilizó la Matriz de Densidad Espectral (MDE) y la asimetría obtenida del Sistema de Monitorización VISTATM del Índice Biespectral Bilateral (BVMS). Se observó un aumento de potencia en las bandas de baja frecuencia (0.1-1Hz) y en las bandas alfa (812 Hz) del hemisferio cerebral izquierdo, donde se encontraba el meningioma. En este caso la MDE demostró su utilidad durante y después de la cirugía, al proporcionar información sobre el hemisferio con registro de máxima actividad cerebral y su posterior normalización, reflejando así la efectividad de la cirugía.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Meningioma]]></kwd>
<kwd lng="en"><![CDATA[Consciousness Monitors]]></kwd>
<kwd lng="en"><![CDATA[Postoperative Care]]></kwd>
<kwd lng="en"><![CDATA[Electroencephalography]]></kwd>
<kwd lng="en"><![CDATA[Craniotomy]]></kwd>
<kwd lng="es"><![CDATA[Meningioma]]></kwd>
<kwd lng="es"><![CDATA[Monitores de Conciencia]]></kwd>
<kwd lng="es"><![CDATA[Cuidados Posoperatorios]]></kwd>
<kwd lng="es"><![CDATA[Electroencefalografía]]></kwd>
<kwd lng="es"><![CDATA[Craneotomía]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Purdon]]></surname>
<given-names><![CDATA[PL]]></given-names>
</name>
<name>
<surname><![CDATA[Sampson]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Pavone]]></surname>
<given-names><![CDATA[KJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Clinical electroencephalography for anesthesiologists]]></article-title>
<source><![CDATA[Anesthesiology]]></source>
<year>2015</year>
<volume>123</volume>
<page-range>1-24</page-range></nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Fernández-Torre]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Hernández-Hernández]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Utility of bilateral Bispectral index (BIS) monitoring in a comatose patient with focal nonconvulsive status epilepticus]]></article-title>
<source><![CDATA[Seizure]]></source>
<year>2012</year>
<volume>21</volume>
<page-range>61-4</page-range></nlm-citation>
</ref>
<ref id="B3">
<label>3</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gambús]]></surname>
<given-names><![CDATA[PL]]></given-names>
</name>
<name>
<surname><![CDATA[Valencia]]></surname>
<given-names><![CDATA[JF]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Monitoring brain activity where are we now and in which direction should we move in the future?]]></article-title>
<source><![CDATA[Colomb J Anesthesiol]]></source>
<year>2015</year>
<volume>43</volume>
<page-range>7-8</page-range></nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Salinsky]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Sutula]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Roscoe]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Representation of sleep stages by color density spectral array]]></article-title>
<source><![CDATA[Electroencephalogr Clin Neurophysiol]]></source>
<year>1987</year>
<volume>66</volume>
<page-range>579-82</page-range></nlm-citation>
</ref>
<ref id="B5">
<label>5</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pacreu]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Ortega]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Vilá]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Changes in density spectral array of BIS VISTA Monitoring System in epilepsy surgery]]></article-title>
<source><![CDATA[Int J Neuro-rehabil]]></source>
<year>2014</year>
<volume>1</volume>
<page-range>127</page-range></nlm-citation>
</ref>
<ref id="B6">
<label>6</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Purdon]]></surname>
<given-names><![CDATA[PL]]></given-names>
</name>
<name>
<surname><![CDATA[Pierce]]></surname>
<given-names><![CDATA[ET]]></given-names>
</name>
<name>
<surname><![CDATA[Mukamel]]></surname>
<given-names><![CDATA[EA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Electroencephalogram signatures of loss and recovery of consciousness from propofol]]></article-title>
<source><![CDATA[Proc Natl Acad Sci U S A]]></source>
<year>2013</year>
<volume>110</volume>
<page-range>E1142-51</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
