<?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>0120-8748</journal-id>
<journal-title><![CDATA[Acta Neurológica Colombiana]]></journal-title>
<abbrev-journal-title><![CDATA[Acta Neurol Colomb.]]></abbrev-journal-title>
<issn>0120-8748</issn>
<publisher>
<publisher-name><![CDATA[Asociación Colombiana de Neurología]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0120-87482014000300008</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Consenso de expertos de la Asociación Colombiana de Neurología para el tratamiento preventivo y agudo de la migraña]]></article-title>
<article-title xml:lang="en"><![CDATA[Expert consensus on the preventive and acute treatment of migraine on behalf of the Colombian Association of Neurology]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Muñoz]]></surname>
<given-names><![CDATA[Joe]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Volcy]]></surname>
<given-names><![CDATA[Michel]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sobrino]]></surname>
<given-names><![CDATA[Fidel]]></given-names>
</name>
<xref ref-type="aff" rid="A03"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ramírez]]></surname>
<given-names><![CDATA[Sergio]]></given-names>
</name>
<xref ref-type="aff" rid="A04"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Uribe]]></surname>
<given-names><![CDATA[Bernardo]]></given-names>
</name>
<xref ref-type="aff" rid="A05"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pradilla]]></surname>
<given-names><![CDATA[Gustavo]]></given-names>
</name>
<xref ref-type="aff" rid="A06"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rueda]]></surname>
<given-names><![CDATA[Mauricio]]></given-names>
</name>
<xref ref-type="aff" rid="A07"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Takeuchi]]></surname>
<given-names><![CDATA[Yuri]]></given-names>
</name>
<xref ref-type="aff" rid="A08"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Jiménez]]></surname>
<given-names><![CDATA[Juan Diego]]></given-names>
</name>
<xref ref-type="aff" rid="A09"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Crump]]></surname>
<given-names><![CDATA[Jimmy]]></given-names>
</name>
<xref ref-type="aff" rid="A10"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Miranda]]></surname>
<given-names><![CDATA[Guillermo]]></given-names>
</name>
<xref ref-type="aff" rid="A11"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Diazgranados]]></surname>
<given-names><![CDATA[Jesús]]></given-names>
</name>
<xref ref-type="aff" rid="A12"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castro]]></surname>
<given-names><![CDATA[Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="A13"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Hospital Méderi Clínica Colombia Universidad del Rosario]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="A02">
<institution><![CDATA[,Universidad de Antioquia CES ]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="A03">
<institution><![CDATA[,Hospital de Kennedy Universidad de la Sabana ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="A04">
<institution><![CDATA[,Hospital Infantil de San José Fundación Universitaria de Ciencias de la Salud Clínica Reina Sofía]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="A05">
<institution><![CDATA[,Universidad de Manizales Universidad de Caldas ]]></institution>
<addr-line><![CDATA[Manizales ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="A06">
<institution><![CDATA[,Universidad Industrial de Santander Hospital Universitario de Santander ]]></institution>
<addr-line><![CDATA[Bucaramanga ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="A07">
<institution><![CDATA[,Centro Médico Clínica Bucaramanga  ]]></institution>
<addr-line><![CDATA[Bucaramanga ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="A08">
<institution><![CDATA[,Fundación Valle de Lili Universidad ICESI ]]></institution>
<addr-line><![CDATA[Cali ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="A09">
<institution><![CDATA[,Hospital San Jorge de Pereira Clínica Comfamiliar Risaralda ]]></institution>
<addr-line><![CDATA[Pereira ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="A10">
<institution><![CDATA[,Centro de investigación neurológica del Caribe  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="A11">
<institution><![CDATA[,Centro Neurológico del Norte Clínica del Dolor de Cabeza ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="A12">
<institution><![CDATA[,IPS Neurólogos de Occidente Universidad Libre ]]></institution>
<addr-line><![CDATA[Cali ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="A13">
<institution><![CDATA[,SIIES consultores  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>07</month>
<year>2014</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>07</month>
<year>2014</year>
</pub-date>
<volume>30</volume>
<numero>3</numero>
<fpage>175</fpage>
<lpage>185</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-87482014000300008&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-87482014000300008&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-87482014000300008&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Introducción: La migraña es la cefalea primaria de mayor impacto en la población general; de acuerdo con la información local se calcula que al menos 3 millones de personas en Colombia padecen esta condición, conduciendo esta entidad a alta carga y discapacidad. Objetivo: Determinar información unificada respecto al tratamiento preventivo y agudo de los pacientes con migraña. Se incluye información del tratamiento de la migraña crónica y su asociación al uso excesivo de analgésicos. Materiales y métodos: Consenso de expertos mediante metodología virtual Delphi en dos rondas con el grupo total y una con el grupo desarrollador. Se hizo una revisión de la literatura para obtener información destinada al diseño de preguntas con relevancia clínica. Se incluyeron neurólogos de las principales regiones del país. Resultados: Se debe ofrecer tratamiento preventivo a los pacientes que sufren por lo menos 6 días al mes de dolor de cabeza por migraña durante 6 a 12 meses de acuerdo con las condiciones clínicas de cada paciente. Topiramato, ácido valproico/divalproato de sodio, metoprolol, propranolol, amitriptilina, y flunarizina son sugeridos como medicamentos de primera línea. Respecto al tratamiento agudo en pacientes ambulatorios se recomienda el uso de triptanes orales y subcutáneos, AINEs orales, anti eméticos, combinaciones de medicamentos y derivados de ergotamina. En pacientes en el servicio de urgencias y hospitalizados, las opciones sugeridas son metoclopramida, dexametasona y AINEs parenterales. Los medicamentos preventivos en migraña crónica incluidos en el consenso son onabotulinum toxina tipo A, topiramato, amitriptilina y ácido valpróico/divalproato de sodio. En casos de migraña crónica asociada a uso excesivo de analgésicos se recomienda la suspensión del medicamento usado de manera excesiva, indicándose AINEs, esteroides y triptanes de vida media larga en terapia de transición. La estimulación del nervio occipital es una opción para pacientes refractarios, considerándose una terapia reservada para un equipo interdisciplinario liderado por un neurólogo especializado en el diagnóstico y tratamiento de pacientes con dolor de cabeza. Conclusiones: Se obtienen recomendaciones y sugerencias del tratamiento agudo y preventivo de los pacientes con migraña. Se presentan recomendaciones para el tratamiento de casos refractarios y del uso excesivo de analgésicos.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Introduction: Migraine is the primary headache with the highest impact in the general population. According to local information, about 3 million people in Colombia suffer from this neurological condition leading to high burden and disability. Objective: To provide uniform information regarding the acute and preventive treatment of patients with migraine. Information about chronic migraine, medication overuse was considered. Materials and methods: Expert consensus by using online Delphi methodology. Three rounds were carried out, the whole group participated in two of them and the developer group in the total number of rounds. A review of the literature was conducted to obtain academic support to design questions with clinical relevance. Neurologists from the main Colombian regions were included. Results: Preventive treatment should be offered to patients with more than 6 headache days for 6 to 12 months according to individual clinical features. Topiramate, Divalproex sodium/Valproic acid, metoprolol, propranolol, amytriptiline and flunzarizine are indicated for the first line therapy. With regard to acute treatment for out-patients the expert consensus recommends oral and subcutaneous triptans, oral anti-inflammatory non-steroidal drugs (NSAIDs), anti-emetics, combined medications, and ergot derivates. For in-patients the panel recommends metoclopramide, dexamethasone and parenteral NSAIDs. For patients with chronic migraine onabotulinum toxin Type A, topiramate, divalproate sodium/Valproic acid and amytriptiline are considered the medications of choice for this complication of migraine. In cases of medication over use associated to chronic migraine, stopping the overused substance is indicated, prescribing corticosteroids, NSAIDs and long acting triptans as bridge therapy. Occipital nerve stimulation is a second line alternative for specific refractory patients and must be chosen by an interdisciplinary team led by a neurologist specialized in diagnosis and treatment of headache patients. Conclusions: Main recomendations and suggestions regarding acute and preventive treatment on migraine were obtained. Recomendations with respect to refractory cases and medications overuse headache are shown.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Migraña]]></kwd>
<kwd lng="es"><![CDATA[consenso]]></kwd>
<kwd lng="es"><![CDATA[Delphi]]></kwd>
<kwd lng="es"><![CDATA[preventivo]]></kwd>
<kwd lng="es"><![CDATA[tratamiento agudo]]></kwd>
<kwd lng="en"><![CDATA[Migraine]]></kwd>
<kwd lng="en"><![CDATA[consensus]]></kwd>
<kwd lng="en"><![CDATA[Delphi]]></kwd>
<kwd lng="en"><![CDATA[preventive]]></kwd>
<kwd lng="en"><![CDATA[acute treatment]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[  <font face="verdana" size="2">        <p>Art&iacute;culo original</P>      <p align="center"><font size="4"><b>Consenso de expertos de la Asociaci&oacute;n Colombiana de Neurolog&iacute;a para el tratamiento preventivo y agudo de la migra&ntilde;a</b></font></P>      <p align="center"><font size="3"><b>Expert consensus on the preventive and acute treatment of migraine on behalf of the Colombian Association of Neurology</b></font></P>      <p align="center">Joe Mu&ntilde;oz(1), Michel Volcy(2), Fidel Sobrino(3), Sergio Ram&iacute;rez(4), Bernardo Uribe(5), Gustavo Pradilla(6), Mauricio Rueda(7), Yuri Takeuchi(8), Juan Diego Jim&eacute;nez(9), Jimmy Crump(10), Guillermo Miranda(11), Jes&uacute;s Diazgranados (12), Carlos Castro(13)</P>      <p>(1) Neur&oacute;logo, Epidemi&oacute;logo, Hospital M&eacute;deri, Cl&iacute;nica Colombia, Universidad del Rosario, Bogot&aacute;. Colombia.    <br> (2) Neur&oacute;logo, INDOCEN, Universidad de Antioquia, CES, Medell&iacute;n, Colombia.    <br> (3) Neur&oacute;logo, Hospital de Kennedy, Universidad de la Sabana, Bogot&aacute;. Colombia.    <br> (4) Neur&oacute;logo Hospital Infantil de San Jos&eacute;, Fundaci&oacute;n Universitaria de Ciencias de la Salud, Cl&iacute;nica Reina Sof&iacute;a, Bogot&aacute;. Colombia.    <br> (5) Neur&oacute;logo, Universidad de Manizales, Universidad de Caldas, Manizales. Colombia.    ]]></body>
<body><![CDATA[<br> (6) Neur&oacute;logo, Universidad Industrial de Santander, Hospital Universitario de Santander, Bucaramanga. Colombia.    <br> (7) Neur&oacute;logo, Centro M&eacute;dico Cl&iacute;nica Bucaramanga, Bucaramanga. Colombia.    <br> (8) Neur&oacute;loga Fundaci&oacute;n Valle de Lili, Universidad ICESI, Cali. Colombia.    <br> (9) Neur&oacute;logo Hospital San Jorge de Pereira, Cl&iacute;nica Comfamiliar Risaralda, Pereira. Colombia.    <br> (10) Centro de investigaci&oacute;n neurol&oacute;gica del Caribe. Colombia.    <br> (11) Neur&oacute;logo Centro Neurol&oacute;gico del Norte, Cl&iacute;nica del Dolor de Cabeza, Barranquilla. Colombia.    <br> (12) Neur&oacute;logo IPS Neur&oacute;logos de Occidente, Universidad Libre, Cali. Colombia.    <br> (13) Epidemi&oacute;logo, SIIES consultores, Bogot&aacute;. Colombia.</P>      <p>Correspondencia: Joe Mu&ntilde;oz: <a href="mailto:joefer482@yahoo.com">joefer482@yahoo.com</a></P>      <p>Recibido: 14/06/14.  Aceptado: 11/08/14.     ]]></body>
<body><![CDATA[<br>  <hr>     <p><B>RESUMEN</b></P>     <p><b>Introducci&oacute;n: </B>La migra&ntilde;a es la cefalea primaria de mayor impacto en la poblaci&oacute;n general; de acuerdo con la informaci&oacute;n local se calcula que al menos 3 millones de personas en Colombia padecen esta condici&oacute;n, conduciendo esta entidad a alta carga y discapacidad.</P>      <p><b>Objetivo:</B> Determinar informaci&oacute;n unificada respecto al tratamiento preventivo y agudo de los pacientes con migra&ntilde;a. Se incluye informaci&oacute;n del tratamiento de la migra&ntilde;a cr&oacute;nica y su asociaci&oacute;n al uso excesivo de analg&eacute;sicos.</P>      <p><B>Materiales y m&eacute;todos:</B> Consenso de expertos mediante metodolog&iacute;a virtual Delphi en dos rondas con el grupo total y una con el grupo desarrollador. Se hizo una revisi&oacute;n de la literatura para obtener informaci&oacute;n destinada al dise&ntilde;o de preguntas con relevancia cl&iacute;nica. Se incluyeron neur&oacute;logos de las principales regiones del pa&iacute;s.</P>      <p><b>Resultados: </B>Se debe ofrecer tratamiento preventivo a los pacientes que sufren por lo menos 6 d&iacute;as al mes de dolor de cabeza por migra&ntilde;a durante 6 a 12 meses de acuerdo con las condiciones cl&iacute;nicas de cada paciente. Topiramato, &aacute;cido valproico/divalproato de sodio, metoprolol, propranolol, amitriptilina, y flunarizina son sugeridos como medicamentos de primera l&iacute;nea. Respecto al tratamiento agudo en pacientes ambulatorios se recomienda el uso de triptanes orales y subcut&aacute;neos, AINEs orales, anti em&eacute;ticos, combinaciones de medi</B>camentos y derivados de ergotamina. En pacientes en el servicio de urgencias y hospitalizados, las opciones sugeridas son metoclopramida, dexametasona y AINEs parenterales. Los medicamentos preventivos en migra&ntilde;a cr&oacute;nica incluidos en el consenso son onabotulinum toxina tipo A, topiramato, amitriptilina y &aacute;cido valpr&oacute;ico/divalproato de sodio. En casos de migra&ntilde;a cr&oacute;nica asociada a uso excesivo de analg&eacute;sicos se recomienda la suspensi&oacute;n del medicamento usado de manera excesiva, indic&aacute;ndose AINEs, esteroides y triptanes de vida media larga en terapia de transici&oacute;n. La estimulaci&oacute;n del nervio occipital es una opci&oacute;n para pacientes refractarios, consider&aacute;ndose una terapia reservada para un equipo interdisciplinario liderado por un neur&oacute;logo especializado en el diagn&oacute;stico y tratamiento de pacientes con dolor de cabeza.</P>      <p><b>Conclusiones:</B> Se obtienen recomendaciones y sugerencias del tratamiento agudo y preventivo de los pacientes con migra&ntilde;a. Se presentan recomendaciones para el tratamiento de casos refractarios y del uso excesivo de analg&eacute;sicos.</P>      <p><b>PALABRAS CLAVE.</b> Migra&ntilde;a, consenso, Delphi, preventivo, tratamiento agudo (DECS).</P>  <hr>     <p><B>SUMMARY</b></P>     <p><b>Introduction:</B> Migraine is the primary headache with the highest impact in the general population. According to local information, about 3 million people in Colombia suffer from this neurological condition leading to high burden and disability.</P>      ]]></body>
<body><![CDATA[<p><b>Objective: </B>To provide uniform information regarding the acute and preventive treatment of patients with migraine. Information about chronic migraine, medication overuse was considered.</P>      <p><B>Materials and methods:</B> Expert consensus by using online Delphi methodology. Three rounds were carried out, the whole group participated in two of them and the developer group in the total number of rounds. A review of the literature was conducted to obtain academic support to design questions with clinical relevance. Neurologists from the main Colombian regions were included.</P>      <p><b>Results: </B>Preventive treatment should be offered to patients with more than 6 headache days for 6 to 12 months according to individual clinical features. Topiramate, Divalproex sodium/Valproic acid, metoprolol, propranolol, amytriptiline and flunzarizine are indicated for the first line therapy. With regard to acute treatment for out-patients the expert consensus recommends oral and subcutaneous triptans, oral anti-inflammatory non-steroidal drugs (NSAIDs), anti-emetics, combined medications, and ergot derivates. For in-patients the panel recommends metoclopramide, dexamethasone and parenteral NSAIDs. For patients with chronic migraine onabotulinum toxin Type A, topiramate, divalproate sodium/Valproic acid and amytriptiline are considered the medications of choice for this complication of migraine. In cases of medication over use associated to chronic migraine, stopping the overused substance is indicated, prescribing corticosteroids, NSAIDs and long acting triptans as bridge therapy. Occipital nerve stimulation is a second line alternative for specific refractory patients and must be chosen by an interdisciplinary team led by a neurologist specialized in diagnosis and treatment of headache patients.</P>      <p><b>Conclusions: </B>Main recomendations and suggestions regarding acute and preventive treatment on migraine were obtained. Recomendations with respect to refractory cases and medications overuse headache are shown.</P>      <p><b>KEY WORDS.</b> Migraine, consensus, Delphi, preventive, acute treatment (MeSH).</P>   <hr>     <p><b>INTRODUCCI&Oacute;N</b></p>      <p>La migra&ntilde;a es reconocida como el s&eacute;ptimo generador de discapacidad en el mundo, respondiendo por 3 de cada 100 d&iacute;as perdidos por discapacidad en la poblaci&oacute;n mundial (1). Esta condici&oacute;n representa costos anuales de 286 millones de euros en la comunidad econ&oacute;mica Europea, incrementando esta cifra a 1986 millones cuando existe asociaci&oacute;n a uso excesivo de analg&eacute;sicos (2). En Colombia, de acuerdo con las proyecciones poblacionales del DANE (Departamento Nacional de Estad&iacute;stica) y los  estudios disponibles, existe una prevalencia de pacientes con migra&ntilde;a entre 3.2 y 9.8% (3, 4), con mayor afectaci&oacute;n para el sexo femenino, con una relaci&oacute;n aproximada 3/1. Se calcula que existen 3 millones de personas con esta condici&oacute;n, de los cuales aproximadamente un tercio tienen ataques de dolor con una frecuencia que justifica el inicio de un tratamiento preventivo. Actualmente no existe una gu&iacute;a de pr&aacute;ctica cl&iacute;nica en Colombia que re&uacute;na las condiciones metodol&oacute;gicas necesarias para determinar recomendaciones terap&eacute;uticas en migra&ntilde;a.</P>      <p>Al considerar la informaci&oacute;n disponible sobre el riesgo de progresi&oacute;n de la migra&ntilde;a (5-7), junto con los argumentos mencionados respecto al impacto socioecon&oacute;mico, se justifica contar con informaci&oacute;n unificada que permita identificar y tratar pacientes con esta condici&oacute;n de alta importancia en nuestra poblaci&oacute;n. Este consenso presenta las sugerencias terap&eacute;uticas para el tratamiento de los pacientes con migra&ntilde;a, junto con los conceptos generales para el abordaje integral (<a href="#t1">Tabla 1</a>).</P>      <p>    <center><a name="t1"><img src="img/revistas/anco/v30n3/v30n3a08t1.jpg"></a></center></p>       ]]></body>
<body><![CDATA[<p><b>MATERIALES Y METODOS</b></P>     <p>Se realiz&oacute; un consenso de expertos utilizando el m&eacute;todo mixto (Delphi/Nominal) modificado en dos rondas enmascaradas y una presencial. El consenso estuvo conformado por 12 neur&oacute;logos integrantes del Cap&iacute;tulo de Cefalea de la Asociaci&oacute;n Colombiana de Neurolog&iacute;a (ACN), quienes por su formaci&oacute;n acad&eacute;mica y experiencia fueron seleccionados por el grupo desarrollador.</P>      <p><B>Procedimiento</B></P>     <p>El consenso se desarroll&oacute; en 4 fases, como se explica en la <a href="#f1">Figura 1</a> y se detalla a continuaci&oacute;n:</P>      <p>    <center><a name="f1"><img src="img/revistas/anco/v30n3/v30n3a08f1.jpg"></a></center></p>      <p><B>Fase I: </B>se llev&oacute; a cabo una reuni&oacute;n con 6 expertos, haciendo una b&uacute;squeda y evaluaci&oacute;n de la literatura, con el fin de argumentar la selecci&oacute;n de preguntas y respuestas, de acuerdo al contexto, desde lo cl&iacute;nico hasta la disponibilidad de tratamientos para el sistema de salud colombiano. Se propusieron 18 preguntas agrupadas en 4 temas (Anexo 1. <a href="http://www.acnweb.org/es/acta-neurologica.html" target="_blank">http://www.acnweb.org/es/acta-neurologica.html</a>).</P>      <p><B>Fase II: </B>el grupo desarrollador elabor&oacute; una hoja de c&aacute;lculo en Excel con las 18 preguntas, que se adaptaron al sistema de encuestas de Google Drive. Posteriormente fueron enviadas a cada experto (doce). Los expertos seleccionaron las respuestas de cada pregunta (selecci&oacute;n m&uacute;ltiple). Para la s&iacute;ntesis de las respuestas se tuvo en cuenta un acuerdo del 90% o mayor para las respuestas afirmativas, mientras que las respuestas que ning&uacute;n experto escogi&oacute; o que fueron elegidas por menos del 10% fueron apartadas para la segunda ronda. Las preguntas 2 y 15 fueron apartadas de la segunda ronda por haber un acuerdo total en sus respuestas.</P>      <p><B>Fase III: </B>se estructur&oacute; una matriz con los resultados de la segunda ronda, que fueron enviados a todos los expertos para su retroalimentaci&oacute;n. Se elabor&oacute; un nuevo instrumento en el que cada respuesta ten&iacute;a la opci&oacute;n de selecci&oacute;n 1 a 9, donde 1 significa extremadamente inapropiado (un tratamiento nunca usado), 2 y 3 usualmente inapropiado (un tratamiento raramente usado), 4, 5 y 6 equ&iacute;voco (es el tratamiento de segunda opci&oacute;n que a veces se usa), 7 y 8 usualmente apropiado (es el tratamiento de primera opci&oacute;n frecuentemente usado) y 9 extremadamente apropiado (es la opci&oacute;n de tratamiento). Este cuestionario tambi&eacute;n se envi&oacute; a cada experto de forma enmascarada.</P>      <p><B>Fase IV:</B> una vez recibidas las respuestas, se analiz&oacute; la informaci&oacute;n con medianas y rangos intercuart&iacute;licos (RIQ). Las opciones puntuadas con medianas y RIQ entre 1-3 y 7-9 se consideraron consensuadas y las restantes se presentaron en el grupo nominal para definir consenso.</P>      ]]></body>
<body><![CDATA[<p><b>RESULTADOS</b></P>     <p>El promedio de edad de los expertos fue de 50 &plusmn; 9.3 a&ntilde;os, la experiencia en a&ntilde;os se categoriz&oacute; de la siguiente forma: 1 (8.3%) ten&iacute;a entre 1 y 5 a&ntilde;os de experiencia, 1 (8.3%) entre 6 y 10 a&ntilde;os, 4 (33.3%) entre 11 y 15 a&ntilde;os, 1 (8.3%) entre 16 y 20 a&ntilde;os, 3 (25%) de 21 y 25 a&ntilde;os, y finalmente 2 sujetos (16.6%) entre 31 y 35 a&ntilde;os de experiencia. Todos pertenecen a la Asociaci&oacute;n Colombiana de Neurolog&iacute;a (ACN). Se presentaron 18 preguntas, con un total 109 opciones que fueron evaluadas individualmente por cada experto de manera enmascarada. De estas, 33 (30.2%) fueron separadas una vez finaliz&oacute; la primera ronda y ser&aacute;n recomendadas como primera l&iacute;nea (Anexo 2. <a href="http://www.acnweb.org/es/acta-neurologica.html" target="_blank">http://www.acnweb.org/es/acta-neurologica.html</a>).</P>      <p><B>Tratamiento preventivo en migra&ntilde;a epis&oacute;dica</B></P>     <p>El tratamiento preventivo tiene por objetivo disminuir la frecuencia de los d&iacute;as de dolor, la intensidad de los ataques, el uso de medicamentos de fase aguda y la mejor&iacute;a de la calidad de vida de los pacientes con migra&ntilde;a. La elecci&oacute;n del medicamento debe sustentarse en el perfil de cada paciente (<a href="#t2">Tabla 2</a>).</P>      <p>    <center><a name="t2"><img src="img/revistas/anco/v30n3/v30n3a08t2.jpg"></a></center></p>      <p>Indicaciones y duraci&oacute;n: se sugiere iniciar el tratamiento preventivo en aquellos pacientes que tengan 6 d&iacute;as/mes o m&aacute;s de dolor por ataques de migra&ntilde;a (cada d&iacute;a se define como un episodio de dolor por migra&ntilde;a que dura entre 4 y 24 horas) de acuerdo con los criterios de la asociaci&oacute;n internacional de dolor de cabeza (ICHD B 3) (8) (<a href="#t3">Tabla 3</a>). Otras consideraciones pueden ser tenidas en cuenta (<a href="#t4">Tabla 4</a>). La duraci&oacute;n sugerida para el tratamiento es de 6 meses para pacientes sin comorbilidades. Para pacientes con reca&iacute;da luego de suspender tratamiento, con alteraciones afectivas concomitantes (depresi&oacute;n ansiedad), migra&ntilde;a cr&oacute;nica, trastornos de personalidad, pacientes con uso excesivo de analg&eacute;sicos y fibromialgia, se recomienda un tratamiento de 12 meses de duraci&oacute;n.</P>      <p>    <center><a name="t3"><img src="img/revistas/anco/v30n3/v30n3a08t3.jpg"></a></center></p>     <p>    ]]></body>
<body><![CDATA[<center><a name="t4"><img src="img/revistas/anco/v30n3/v30n3a08t4.jpg"></a></center></p>      <p><B>Medicamentos de primera l&iacute;nea    <br> Bloqueadores receptor B</B></P> <ul>    <li>Propranolol: En dosis de 20-80 mg al d&iacute;a ha mostrado eficacia en ensayos cl&iacute;nicos comparados con placebo y en estudios observacionales. Los efectos colaterales frecuentes son fatiga, depresi&oacute;n, disminuci&oacute;n en la capacidad de ejercicio por cambio en la frecuencia card&iacute;aca (9).</li>     <li> Metoprolol en dosis de  50-100 mg al d&iacute;a. Al igual que el Propranolol se cuenta con evidencia que muestra eficacia en prevenci&oacute;n de migra&ntilde;a. Los efectos adversos son menos frecuentes en los pacientes que toman metoprolol debido a la selectividad por el receptor B1 (9,10).</li>    </ul>      <p><B>Neuromoduladores</B></P> <ul>    <li>&Aacute;cido valproico / divalproato de sodio: Dosis de 500mg - 1g han mostrado una reducci&oacute;n de 66% vs. 16% en la reducci&oacute;n de la frecuencia de crisis al comparar con el placebo. El porcentaje promedio de reducci&oacute;n, mayor al 50% de las crisis, se dio en el 45% de los pacientes. En estos estudios no se encontr&oacute; beneficio al indicar dosis mayores a 1000 mg (11,12). Los efectos colaterales m&aacute;s frecuentes son sensaci&oacute;n de v&eacute;rtigo, nauseas, temblor y aumento de peso.</li>     <li> Topiramato: En dosis de 50-100 mg ha mostrado reducci&oacute;n de crisis/mes de 5.26 a 2.6 desde la cuarta semana de tratamiento, mostrando una diferencia estad&iacute;sticamente significativa al comparar con el placebo (13). Estos hallazgos fueron corroborados en un estudio de 487 pacientes, en los cuales la dosis de 50 mg alcanz&oacute; una disminuci&oacute;n del 50% de crisis en el 35,9% de los pacientes y en el 54% de los que recibieron la dosis de 100 mg (14). Los pacientes tratados con Topiramato describen disminuci&oacute;n de peso, parestesias, nauseas, anorexia, disgeusia y alteraci&oacute;n en memoria; sin embargo, este s&iacute;ntoma se presenta con mayor incidencia cuando las dosis son mayores a 100 mg. </li>    </ul>      ]]></body>
<body><![CDATA[<p><B>Bloqueadores de canales de calcio</B></P> <ul>    <li> Flunarizina: en dosis de 5-10 a mg. La eficacia de flunarizina est&aacute; apoyada en estudios de meta an&aacute;lisis, que muestran una reducci&oacute;n de las crisis estad&iacute;sticamente significativa al comparar con el placebo. En esta revisi&oacute;n los efectos colaterales m&aacute;s frecuentes fueron aumento de peso y somnolencia con 16,5 y 20,5% respectivamente (15). Los pacientes tratados con flunarizina alcanzan una reducci&oacute;n equivalente de crisis al comparar con dosis terap&eacute;uticas de topiramato (66,7% vs. 72,7% respectivamente p=0.593) (16).</li>    </ul>      <p><B>Modificadores de noradrenalina y serotonina</B></P> <ul>    <li> Amitriptilina: en dosis de 10-60 mg alcanza una reducci&oacute;n mayor al 50% en el 55.3% de los pacientes tratados vs. 34% de los pacientes que recibieron placebo (p 0.05). Se describe una reducci&oacute;n en la frecuencia de los ataques del 70% en un cuarto de los individuos. Los efectos colaterales m&aacute;s frecuentes con amitriptilina son el aumento de peso, xerostom&iacute;a, somnolencia y retenci&oacute;n urinaria (17,18).</li>     <li>	Venlafaxina: se sugiere en dosis de 75 a 150 mg al d&iacute;a. Con este medicamento se describen nauseas, epigastralgia y aumento de peso en menor proporci&oacute;n si en la pr&aacute;ctica cl&iacute;nica se compara con tric&iacute;clicos (19).</li>    </ul>      <p><B>Otros medicamentos</B></P>     <p>Candesart&aacute;n en dosis de 16 a 32 mg es equivalente en eficacia al compararse con propranolol con un perfil de tolerabilidad adecuado (20). Otros medicamentos complementarios son la Riboflavina en dosis de 200 mg/d&iacute;a y magnesio 200 mg d&iacute;a.</P>      <p><B>Tratamiento agudo</B></P>     ]]></body>
<body><![CDATA[<p>Esta estrategia terap&eacute;utica busca disminuir la duraci&oacute;n y intensidad, junto con la severidad, de los s&iacute;ntomas acompa&ntilde;antes de un episodio de migra&ntilde;a definido de acuerdo a los criterios de la Asociaci&oacute;n Internacional de Dolor de cabeza (8) (<a href="#t1">Tabla 1</a>). Adicionalmente tiene como objetivo disminuir el n&uacute;mero de visitas al servicio de urgencias y propender por un manejo farmacol&oacute;gico adecuado en estos servicios cuando el paciente requiera ser tratado en este escenario. Se recomienda tratamiento temprano, 2 horas luego del inicio de los s&iacute;ntomas de migra&ntilde;a.</P>      <p><B>Medicamentos de uso ambulatorio no espec&iacute;ficos</B></P> <ul>    <li> Anti inflamatorios no esteroideos (AINEs): los medicamentos AINEs disminuyen el proceso inflamatorio a partir de la reducci&oacute;n de prostaglandinas por inhibici&oacute;n de la ciclo oxigenasa 1-2. Los AINEs disponibles en Colombia que se recomiendan para el tratamiento de crisis de migra&ntilde;a son el naproxeno (20), el ketoprofeno (21), el ibuprofeno (22), y el &aacute;cido acetil salic&iacute;lico que al combinarse con metoclopramida 10 mg presenta mejor&iacute;a significativa en la intensidad de n&aacute;useas y emesis (23). En todos los casos se recomienda tener precauci&oacute;n por la afectaci&oacute;n g&aacute;strica y renal causada por este tipo de medicamentos (<a href="#t5a">Tabla 5a</a>). Los AINEs parenterales por v&iacute;a intramuscular se sugieren como una alternativa de  rescate luego de que se note ineficacia con los tratamientos orales.</li>      <p>    <center><a name="t5a"><img src="img/revistas/anco/v30n3/v30n3a08t5a.jpg"></a></center></p>      <li> Anti em&eacute;ticos: el uso de metoclopramida en dosis de 10-20 mg y de domperidona en dosis de 10 mg combinada con Acetaminof&eacute;n han mostrado ser equivalente en eficacia a dosis terap&eacute;uticas de sumatriptan (24,25). Estos pueden prescribirse asociados a otros medicamentos de fase aguda para disminuir la severidad de n&aacute;useas y v&oacute;mito (26).</li>     <li> Combinaciones de medicamentos: la combinaci&oacute;n de Acetaminof&eacute;n 500 mg, aspirina 500 mg y cafe&iacute;na 130 mg tiene resultados equivalentes en eficacia a 400 mg VO de ibuprofeno. Ambos casos cuentan con una superioridad estad&iacute;sticamente significativa al compararlos con un placebo (27).</li>    </ul>      <p><B>Medicamentos de uso ambulatorio espec&iacute;ficos</B></P> <ul>    <li> Triptanes: son medicamentos agonistas 5-HT1B/1D /1F, mediante este mecanismo de acci&oacute;n generan vaso constricci&oacute;n, compensando la vasodilataci&oacute;n descrita en los ataques de migra&ntilde;a. Tambi&eacute;n disminuyen la neuroinflamaci&oacute;n al modificar receptores pre-sin&aacute;pticos que reducen la liberaci&oacute;n de sustancias inflamatorias en el espacio inter sin&aacute;ptico (28, 29). La eficacia en el control del dolor 2 horas post tratamientos, y del riesgo de recurrencias luego de 24 horas est&aacute; demostrada mediante resultados de meta an&aacute;lisis. Se encuentra mayor eficacia para un r&aacute;pido control del dolor con sumatriptan, con mayor riesgo de recurrencia a 24 horas; esto se explica por el r&aacute;pido inicio de la acci&oacute;n y por la vida media corta. Este efecto es m&aacute;s prominente en la presentaci&oacute;n subcut&aacute;nea del medicamento. Estos estudios han mostrado menor eficacia en el control r&aacute;pido del dolor en los pacientes tratados con naratript&aacute;n, as&iacute; como un menor riesgo de recurrencia. Esto se explica tambi&eacute;n por la vida media m&aacute;s prolongada con pico de acci&oacute;n tard&iacute;o (30, 31, 32). Los resultados mencionados permiten sugerir el uso de triptanes de vida media corta en pacientes con dolor de r&aacute;pida instauraci&oacute;n y los de vida media larga en pacientes de lenta instauraci&oacute;n y larga duraci&oacute;n de ataques (33). Aunque los seguimientos de bases de datos no han mostrado efectos colaterales severos, este tipo de medicamentos est&aacute; contraindicado  durante la gestaci&oacute;n (34). Debido a al aumento inter sin&aacute;ptico de serotonina se debe tener precauci&oacute;n al prescribir este tipo de medicamentos en pacientes que reciban inhibidores de recaptaci&oacute;n de serotonina (35). Este grupo de medicamentos se asocia a un alto riesgo de aparici&oacute;n de cefalea por uso excesivo de analg&eacute;sicos; este es un riesgo mayor al compararse con AINEs (36). Los triptanes disponibles en Colombia son naratript&aacute;n tabletas, zolmitript&aacute;n, spray nasal, sumatriptan en presentaci&oacute;n ampollas SC y tabletas con o sin combinaci&oacute;n con naproxeno (<a href="#t5b">Tabla 5b</a>).</li>     ]]></body>
<body><![CDATA[<p>    <center><a name="t5b"><img src="img/revistas/anco/v30n3/v30n3a08t5b.jpg"></a></center></p>      <li>	Ergotam&iacute;nicos: este tipo de medicamentos est&aacute; disponible en Colombia en presentaci&oacute;n combinada con cafe&iacute;na, se sugiere para pacientes con ataques de larga duraci&oacute;n y alto riesgo de recurrencia. Igual que los triptanes, generan riesgo de cefalea por uso excesivo de analg&eacute;sicos. Por su mecanismo de acci&oacute;n, que genera vaso constricci&oacute;n, se debe restringir su prescripci&oacute;n en pacientes con fen&oacute;meno de Raynaud, hipertensi&oacute;n arterial, embarazo y lactancia (37, 38) (<a href="#t5b">Tabla 5b</a>).</li>    </ul>      <p><B>Medicamentos de uso hospitalario en el servicio de urgencias</B></P> <ul>    <li> AINEs parenterales: Ketorolaco en dosis IM-IV de 30 - 60 mg. tiene equivalencia en control de dolor al compararlo con meperidina (medicamento no recomendado en migra&ntilde;a) en dosis terap&eacute;uticas y superioridad al compararlo con sumatriptan intra nasal (39). Diclofenaco 75 mg IM muestra una eficacia comparativa con opioides a dosis terap&eacute;uticas, alcanzando 80% de pacientes libres de dolor 2 horas post tratamiento (40). Aunque no existe evidencia en estudios comparados con placebo o con otros medicamentos con indicaci&oacute;n similar, el consenso sugiere el uso de ketoprofeno EV en este tipo de pacientes (<a href="#t6">Tabla 6</a>).</li>      <p>    <center><a name="t6"><img src="img/revistas/anco/v30n3/v30n3a08t6.jpg"></a></center></p>      <li> Esteroides: se sugiere el uso de dexametasona, la cual tiene efectos principalmente en la disminuci&oacute;n de recurrencias de ataques de dolor a 24 y 72 horas (RR = 0.71; 95% CI = 0.59-0.86); para prevenir un ataque se calcul&oacute; un NNT de 10 (41). Su eficacia tiene mayor impacto cl&iacute;nico cuando se usa combinado con otros medicamentos.</li>     <li> Anti em&eacute;ticos: el uso de metoclopramida ha mostrado disminuci&oacute;n del dolor y de los s&iacute;ntomas gastrointestinales acompa&ntilde;antes de los ataques de migra&ntilde;a con una eficacia comparable al ketorolaco y con una superioridad estad&iacute;sticamente significativa al compararlo con divalproato de sodio parenteral. Debe vigilarse la aparici&oacute;n de s&iacute;ntomas extrapiramidales especialmente acatisia la cual se reporta en el 6% de los pacientes tratados (42).</li>     ]]></body>
<body><![CDATA[<li> Dipirona (metamizol): en dosis de 1-2 g ha demostrado superioridad al comparar con placebo en pacientes con ataque agudo de migra&ntilde;a (43). </li>    </ul>       <p><B>Tratamiento preventivo en migra&ntilde;a cr&oacute;nica</B></P>     <p>La migra&ntilde;a cr&oacute;nica corresponde a cefalea m&aacute;s de 15 d&iacute;as por mes, de los cuales al menos 8 d&iacute;as tienen caracter&iacute;sticas de migra&ntilde;a. Puede estar o no asociada a uso excesivo de analg&eacute;sicos (8) (<a href="#t7">Tabla 7</a>).</P>      <p>    <center><a name="t7"><img src="img/revistas/anco/v30n3/v30n3a08t7.jpg"></a></center></p>      <p><B>Opciones terap&eacute;uticas preventivas</B></P> <ul>    <li> Toxina botul&iacute;nica tipo A (Onabotulinum Toxina A): en el an&aacute;lisis agrupado de los estudios PREEMPT 1 y 2 con 1,384 pacientes con dosis 155-195 U repartidas en 31 puntos, se observ&oacute; una reducci&oacute;n en el n&uacute;mero de d&iacute;as de cefalea comparada frente a placebo (-8,4 frente a -6,6 d&iacute;as; p &lt; 0,001), y tambi&eacute;n una reducci&oacute;n de los episodios de cefalea (-5,2 frente a -4,9; p = 0,009) (44). Los efectos cl&iacute;nicos favorables se mantienen en las observaciones luego de 5 ciclos de tratamiento (56 semanas) al comparar con los pacientes  que recibieron 2 ciclos de placebo y continuaron con 3 ciclos de tratamiento activo. Los efectos colaterales de mayor incidencia son: dolor cervical (4.3%), debilidad muscular (1.6%), dolor en el sitio de dolor (2.1%) y blefaroptosis (1.9%) (45). Por ausencia de evidencia, estos efectos terap&eacute;uticos no son transferibles a abobotulinum toxina. </li>     <li> Topiramato: un estudio en 306 pacientes con dosis de 100 mg demostr&oacute; una diferencia estad&iacute;sticamente significativa en el porcentaje de pacientes que alcanzaron una reducci&oacute;n mayor al 25% en frecuencia de d&iacute;as de migra&ntilde;a al comparar placebo vs topiramato 68.6% vs 51.6% p = .005 respectivamente. En este mismo estudio, el desenlace de mejor&iacute;a, mayor al 50%, mostr&oacute; tendencia a la superioridad de topiramato vs. placebo pero no alcanz&oacute; significancia estad&iacute;stica (46). El an&aacute;lisis de los d&iacute;as de dolor de cabeza por migra&ntilde;a mostr&oacute; una mayor reducci&oacute;n en los pacientes tratados con topiramato vs. placebo (-5.6 vs -4.1, respectivamente p= .032) (47).</li>     <li> Amitriptilina: en un estudio observacional con dosis de 25-50 mg se mostr&oacute; una reducci&oacute;n mayor al 50% en los d&iacute;as de dolor en 72% de los pacientes;  en 71% de las dosis de medicamentos abortivos de los pacientes estudiados, se present&oacute; somnolencia y aumento de peso en m&aacute;s de la mitad del grupo tratado (48). </li>     ]]></body>
<body><![CDATA[<li>	Divalproato de sodio: en 57 pacientes (14 con migra&ntilde;a cr&oacute;nica) asignados a recibir Toxina botul&iacute;nica 100 U o divalproato de sodio 500 mg o se evidenci&oacute; una mejor&iacute;a del 50% en 57.1% vs. 50.0% respectivamente (49). </li>    </ul>      <p><B>Migra&ntilde;a cr&oacute;nica y uso excesivo de analg&eacute;sicos</B></P>     <p>Se recomienda el retiro del medicamento tomado de manera excesiva en terapia de transici&oacute;n. Para disminuir la cefalea de rebote es posible prescribir prednisona 60 mg/d&iacute;a por 2 d&iacute;as, 40 mg/d&iacute;a por 2 d&iacute;as y 20 mg/d&iacute;a por 2 d&iacute;as. Otras alternativas son los AINEs orales, naratript&aacute;n 2.5 mg 2 veces al d&iacute;a, junto con educaci&oacute;n en todos los casos (50). Se recomienda hospitalizaci&oacute;n en pacientes sin respuesta al tratamiento ambulatorio, comorbilidades psiqui&aacute;tricas no controladas o uso excesivo de opioides, situaci&oacute;n en la que se debe realizar un retiro escalonado de estos medicamentos.</P>      <p>Las opciones sugeridas en el tratamiento hospitalario son: ketorolaco (39), dipirona (43), dexametasona (51, 52), y metoclopramida (51). Otras alternativas sugeridas son el haloperidol y el sulfato de magnesio; el primero en dosis de 0.1 a 0.5 mg IV al d&iacute;a (52), vigilando la aparici&oacute;n de efectos colaterales extrapiramidales y cambios en el ritmo cardiaco. Por tal raz&oacute;n se recomienda realizaci&oacute;n de un electrocardiograma para corroborar el valor normal del segmento QT. El segundo se sugiere en dosis de 2 g, indicado para pacientes con migra&ntilde;a con aura, teniendo precauci&oacute;n frente a la aparici&oacute;n de debilidad muscular y depresi&oacute;n respiratoria (53) (<a href="#t6">Tabla 6</a>).</P>      <p><B>Ap&eacute;ndice: Intervenciones complementarias en el tratamiento preventivo de migra&ntilde;a.</B></P>     <p><b>Bloqueos perif&eacute;ricos de nervios extracraneales: </B></p>     <p>corresponden a bloqueos en ramas terminales del nervio trig&eacute;mino y ramas terminales de C2, C3. Se incluyen el nervio occipital mayor, el nervio aur&iacute;culo temporal, el nervio occipital menor, el tercer nervio, el nervio supratroclear, el nervio infra y supra orbitario. Adem&aacute;s de tratamiento complementario, los bloqueos est&aacute;n indicados en pacientes con cefalea en racimos, hemicrania continua, cefalea cervicog&eacute;nica, cefalea cr&oacute;nica persistente de novo y en neuralgias extracraneales. Se sugiere el uso de lidoca&iacute;na o bupivacaina. Es una alternativa terap&eacute;utica &uacute;til en pacientes embarazadas utilizando lidoca&iacute;na (categor&iacute;a FDA B) (54).</P>      <p><B>Estimulaci&oacute;n del nervio occipital:</B> este procedimiento ha sido estudiado en pacientes con migra&ntilde;a cr&oacute;nica comparando un grupo activo vs. estimulaci&oacute;n ficticia a la semana 12. El grupo con estimulaci&oacute;n alcanz&oacute; una diferencia estad&iacute;sticamente significativa en mejor&iacute;a mayor al 30% comparada con la l&iacute;nea de base (p: 0.01). Este mismo estudio mostr&oacute; una reducci&oacute;n significativa en d&iacute;as/mes de dolor de cefalea (p:0.008) y discapacidad asociada a migra&ntilde;a, (p:0.001) (55). Es un procedimiento reservado para neur&oacute;logos expertos en el diagn&oacute;stico y tratamiento de pacientes con dolor de cabeza.</P>      <p><B>Biofeedback-neurofeedback:</B> esta intervenci&oacute;n ha mostrado una reducci&oacute;n en la frecuencia de las crisis mayor al 50% en el 70% de los pacientes estudiados, mostrando efecto sostenido luego de 14.5 meses de la intervenci&oacute;n (56). Es una alternativa de tratamiento recomendado en pacientes pedi&aacute;tricos y en mujeres embarazadas (57, 58).</P>      ]]></body>
<body><![CDATA[<p><b>CONCLUSI&Oacute;N</b></P>     <p>Este consenso constituye el primer documento formal respecto a las opciones de tratamiento agudo y preventivo de la migra&ntilde;a en Colombia. La informaci&oacute;n contenida coincide en alto porcentaje con las recomendaciones de las gu&iacute;as internacionales (59). Si bien se determinan algunos lineamientos espec&iacute;ficos del tratamiento de individuos con migra&ntilde;a, esta informaci&oacute;n debe ser el punto de partida para el establecimiento de procesos metodol&oacute;gicos que establezcan recomendaciones basadas en evidencia.</P>      <p><B>Conflicto de intereses</B></P>     <p>Los autores declaran no tener conflicto de intereses.</P>  <hr>     <p><B>REFERENCIAS</b></p>     <!-- ref --><p>1. 	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<year>2012</year>
<volume>78</volume>
<page-range>1337</page-range></nlm-citation>
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</back>
</article>
