<?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>0034-7434</journal-id>
<journal-title><![CDATA[Revista Colombiana de Obstetricia y Ginecología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Colomb Obstet Ginecol]]></abbrev-journal-title>
<issn>0034-7434</issn>
<publisher>
<publisher-name><![CDATA[Federación Colombiana de Obstetricia y GinecologíaRevista Colombiana de Obstetricia y Ginecología]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0034-74342013000400004</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Guía de práctica clínica para la prevención y el manejo de la hemorragia posparto y complicaciones del choque hemorrágico]]></article-title>
<article-title xml:lang="en"><![CDATA[Clinical practice guidelines for the prevention and management of post-partum bleeding and of hemorrhagic shock complications]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gómez-Dávila]]></surname>
<given-names><![CDATA[Joaquín Guillermo]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Osorio-Castaño]]></surname>
<given-names><![CDATA[Jhon Henry]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vélez-Álvarez]]></surname>
<given-names><![CDATA[Gladis Adriana]]></given-names>
</name>
<xref ref-type="aff" rid="A03"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Zuleta-Tobón]]></surname>
<given-names><![CDATA[John Jairo]]></given-names>
</name>
<xref ref-type="aff" rid="A04"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Londoño-Cardona]]></surname>
<given-names><![CDATA[Juan Guillermo]]></given-names>
</name>
<xref ref-type="aff" rid="A05"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Velásquez-Penagos]]></surname>
<given-names><![CDATA[Jesús Arnulfo]]></given-names>
</name>
<xref ref-type="aff" rid="A06"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Universidad de Antioquia Dirección Centro NACER Obstetricia y Ginecología]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="A02">
<institution><![CDATA[,Enfermermería Epidemiología Clínica ]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="A03">
<institution><![CDATA[,Universidad de Antioquia Centro NACER Obstetricia y Ginecología]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="A04">
<institution><![CDATA[,Universidad de Antioquia Centro NACER Obstetricia y Ginecología]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="A05">
<institution><![CDATA[,Universidad de Antioquia Centro NACER Coordinación Área de Educación]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="A06">
<institution><![CDATA[,Universidad de Antioquia Centro NACER Coordinación Mortalidad Materna]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2013</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2013</year>
</pub-date>
<volume>64</volume>
<numero>4</numero>
<fpage>425</fpage>
<lpage>452</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0034-74342013000400004&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0034-74342013000400004&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0034-74342013000400004&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Objetivo: formular recomendaciones basadas en la mejor evidencia disponible que sirvan como guía para los profesionales de salud en la prevención, detección y el manejo de la hemorragia posparto y de las complicaciones asociadas a la misma con el fin de homogeneizar las conductas clínicas y contribuir a la reducción de la morbi-mortalidad materna. Materiales y métodos: el grupo desarrollador de la Guía (GDG) elaboró esta GPC durante 2011-2012 acorde con la Guía Metodológica para la elaboración de Guías de Atención Integral en el Sistema Generalde Seguridad Social en Salud colombiano, basándose en la evidencia científica disponible y sumando la participación activa de grupos de pacientes, sociedades científicas y grupos de interés. En particular, la evidencia de esta Guía fue adaptada de las GPC del Royal College of Obstetricians and Gynaecologists (RCOG) &ldquo;Prevention and management of postpartum haemorrhage&rdquo; (2009) y de la Organización Mundial de la Salud (OMS), &ldquo;WHO guidelines for the management of postpartum haemorrhage and retained placenta&rdquo; (2009), y actualizada por medio de procedimientos sistemáticos, tanto para la búsqueda y la valoración de la evidencia, como para la generación de recomendaciones. El nivel de evidencia y la fuerza de las recomendaciones fueron expresadas por medio del sistema del Scottish Intercollegiate Guidelines Network (SIGN). Resultados: se presentan recomendaciones para la prevención, detección y el tratamiento de la hemorragia posparto a partir de 17 preguntas clínicas. Conclusión: se presenta una versión resumida de las recomendaciones y evidencia de esta Guía, que se espera sea adoptada por los profesionales de la salud encargados de la atención del embarazo en el país para disminuir la morbilidad y mortalidad asociada a la gestación.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Objective: To make recommendations based on the best available evidence designed to guide healthcare professionals in the prevention, detection and management of post-partum bleeding and complications associated with it, in order to arrive at uniform clinical practices and contribute to the reduction of maternal morbidity and mortality. Materials and methods: The Guideline Developer Group (GDG) prepared this CPG during 2011-2012, in accordance with the Methodology Guideline for the development of Comprehensive Care Guidelines of the Colombian General System of Social Security, based on the available scientific evidence, and with the active participation of patient groups, scientific societies and stakeholders. In particular, the evidence for these Guidelines was adapted from the CPG of the Royal College of Obstetricians and Gynaecologists (RCOG) &ldquo;Prevention and management of postpartum haemorrhage&rdquo; (2009) and of the World Health Organization (WHO), &ldquo;WHO guidelines for the management of postpartum haemorrhage and retained placenta&rdquo; (2009) and updated through systematic procedures for the search and assessment of the evidence as well as for the generation of recommendations. The level of evidence and the power of the recommendations were expressed using the Scottish Intercollegiate Guidelines Network (SIGN) system. Results: Recommendations are presented for the prevention, detection and treatment of postpartum haemorrhage based on 17 clinical questions. Conclusion: We present a summarized version of the recommendations and the evidence for these guidelines, which are expected to be adopted by healthcare practitioners in charge of pregnancy care in Colombia, in order to reduce pregnancy-associated morbidity and mortality.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[hemorragia posparto]]></kwd>
<kwd lng="es"><![CDATA[choque hemorrágico]]></kwd>
<kwd lng="es"><![CDATA[guías de práctica clínica]]></kwd>
<kwd lng="es"><![CDATA[práctica clínica basada en la evidencia]]></kwd>
<kwd lng="es"><![CDATA[Colombia]]></kwd>
<kwd lng="en"><![CDATA[Postpartum haemorrhage]]></kwd>
<kwd lng="en"><![CDATA[hemorragic shock]]></kwd>
<kwd lng="en"><![CDATA[evidence-based clinical practice]]></kwd>
<kwd lng="en"><![CDATA[Colombia]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[  <font face="verdana" size="2"> <font size="4">    <center><b>Gu&iacute;a de pr&aacute;ctica cl&iacute;nica para la prevenci&oacute;n y el manejo de la hemorragia posparto y complicaciones del choque hemorr&aacute;gico<a href="#nota1" name="1"><sup>1 </sup></a></b></center></font>    <p></p>     <p>    <center>     Joaqu&iacute;n Guillermo G&oacute;mez-D&aacute;vila MD, MSc.<sup>1</sup>, Jhon Henry Osorio-Casta&ntilde;o, Enf. MSc.<sup>2</sup>, Gladis Adriana V&eacute;lez-&Aacute;lvarez, MD, MSP<sup>3</sup>, John Jairo Zuleta-Tob&oacute;n MD, MSc.<sup>4</sup>, Juan Guillermo Londo&ntilde;o-Cardona, MD<sup>5</sup>, Jes&uacute;s Arnulfo Vel&aacute;squez Penagos, MD<sup>6</sup>, Representantes del Grupo Desarrollador de la Gu&iacute;a - Universidad Nacional de Colombia - Alianza CINETS* </center></p>     <p>    <center>    <p>Recibido: agosto 20/13 - Aceptado: noviembre 8/13 </p></center></p>     <p><sup>1</sup> M&eacute;dico cirujano. Especialista en Obstetricia y Ginecolog&iacute;a. Mag&iacute;ster en Epidemiolog&iacute;a. Director Centro NACER. Docente, Universidad de Antioquia. Medell&iacute;n, Colombia. </p>     <p><sup>2</sup> Coordinador Epidemiolog&iacute;a Cl&iacute;nica de la subgu&iacute;a. Enfermero. Especialista en Gerencia de IPS. Mag&iacute;ster en Epidemiolog&iacute;a. Medell&iacute;n, Colombia. </p>     ]]></body>
<body><![CDATA[<p><sup>3</sup>  M&eacute;dica cirujana. Especialista en Obstetricia y Ginecolog&iacute;a. Mag&iacute;ster en Salud P&uacute;blica. Coordinadora &Aacute;rea Salud Sexual y Reproductiva, NACER-Universidad de Antioquia. Medell&iacute;n, Colombia. </p>     <p><sup>4</sup>  M&eacute;dico cirujano. Especialista en Obstetricia y Ginecolog&iacute;a. Mag&iacute;ster en Epidemiolog&iacute;a. Docente, Universidad de Antioquia, NACER. Medell&iacute;n, Colombia. </p>     <p><sup>5</sup>  M&eacute;dico cirujano. Especialista en Obstetricia y Ginecolog&iacute;a. Coordinador del &Aacute;rea de Educaci&oacute;n, NACER-Universidad de Antioquia. Medell&iacute;n, Colombia. </p>     <p><sup>6</sup> Jes&uacute;s Arnulfo Vel&aacute;squez Penagos, MD. M&eacute;dico cirujano. Especialista en Obstetricia y Ginecolog&iacute;a. Fellow en Cuidado Cr&iacute;tico Obst&eacute;trico. Coordinador de Mortalidad Materna-NACER. Docente, Universidad de Antioquia. Medell&iacute;n, Colombia. </p>     <p>* Representantes Grupo Desarrollador de la Gu&iacute;a  - Universidad Nacional de Colombia - Alianza CINETS. Lista completa al final del documento. </p>     <p><b>RESUMEN</b></p>     <p><b>Objetivo:</b> formular recomendaciones basadas en la mejor evidencia disponible que sirvan como gu&iacute;a para los profesionales de salud en la prevenci&oacute;n, detecci&oacute;n y el manejo de la hemorragia posparto y de las complicaciones asociadas a la misma con el fin de homogeneizar las conductas cl&iacute;nicas y contribuir a la reducci&oacute;n de la morbi-mortalidad materna. </p>     <p><b>Materiales y m&eacute;todos: </b>el grupo desarrollador de la Gu&iacute;a (GDG) elabor&oacute; esta GPC durante 2011-2012 acorde con la Gu&iacute;a Metodol&oacute;gica para la elaboraci&oacute;n de Gu&iacute;as de Atenci&oacute;n Integral en el Sistema Generalde Seguridad Social en Salud colombiano, bas&aacute;ndose en la evidencia cient&iacute;fica disponible y sumando la participaci&oacute;n activa de grupos de pacientes, sociedades cient&iacute;ficas y grupos de inter&eacute;s. En particular, la evidencia de esta Gu&iacute;a fue adaptada de las GPC del Royal College of Obstetricians and Gynaecologists (RCOG) &ldquo;Prevention and management of postpartum haemorrhage&rdquo; (2009) y de la Organizaci&oacute;n Mundial de la Salud (OMS), &ldquo;WHO guidelines for the management of postpartum haemorrhage and retained placenta&rdquo; (2009), y actualizada por medio de procedimientos sistem&aacute;ticos, tanto para la b&uacute;squeda y la valoraci&oacute;n de la evidencia, como para la generaci&oacute;n de recomendaciones. El nivel de evidencia y la fuerza de las recomendaciones fueron expresadas por medio del sistema del Scottish Intercollegiate Guidelines Network (SIGN). </p>     <p><b>Resultados: </b>se presentan recomendaciones para la prevenci&oacute;n, detecci&oacute;n y el tratamiento de la hemorragia posparto a partir de 17 preguntas cl&iacute;nicas. </p>     <p><b>Conclusi&oacute;n:</b> se presenta una versi&oacute;n resumida de las recomendaciones y evidencia de esta Gu&iacute;a, que se espera sea adoptada por los profesionales de la salud encargados de la atenci&oacute;n del embarazo en el pa&iacute;s para disminuir la morbilidad y mortalidad asociada a la gestaci&oacute;n. </p>     ]]></body>
<body><![CDATA[<p><b>Palabras clave: </b>hemorragia posparto, choque hemorr&aacute;gico, gu&iacute;as de pr&aacute;ctica cl&iacute;nica, pr&aacute;ctica cl&iacute;nica basada en la evidencia, Colombia. </p> <font size="4">    <center><b>Clinical practice guidelines for the prevention and management of post-partum bleeding and of hemorrhagic shock complications </b></center></font>    <p></p>     <p><b>ABSTRACT</b></p>     <p><b>Objective:</b> To make recommendations based on the best available evidence designed to guide healthcare professionals in the prevention, detection and management of post-partum bleeding and complications associated with it, in order to arrive at uniform clinical practices and contribute to the reduction of maternal morbidity and mortality. </p>     <p><b>Materials and methods:</b> The Guideline Developer Group (GDG) prepared this CPG during 2011-2012, in accordance with the Methodology Guideline for the development of Comprehensive Care Guidelines of the Colombian General System of Social Security, based on the available scientific evidence, and with the active participation of patient groups, scientific societies and stakeholders. In particular, the evidence for these Guidelines was adapted from the CPG of the Royal College of Obstetricians and Gynaecologists (RCOG) &ldquo;Prevention and management of postpartum haemorrhage&rdquo; (2009) and of the World Health Organization (WHO), &ldquo;WHO guidelines for the management of postpartum haemorrhage and retained placenta&rdquo; (2009) and updated through systematic procedures for the search and assessment of the evidence as well as for the generation of recommendations. The level of evidence and the power of the recommendations were expressed using the Scottish Intercollegiate Guidelines Network (SIGN) system. </p>     <p><b>Results:</b> Recommendations are presented for the prevention, detection and treatment of postpartum haemorrhage based on 17 clinical questions. </p>     <p><b>Conclusion:</b> We present a summarized version of the recommendations and the evidence for these guidelines, which are expected to be adopted by healthcare practitioners in charge of pregnancy care in Colombia, in order to reduce pregnancy-associated morbidity and mortality. </p>     <p><b>Key words:</b> Postpartum haemorrhage, hemorragic shock, evidence-based clinical practice, Colombia. </p>     <p><b>INTRODUCCI&Oacute;N</b></p>      ]]></body>
<body><![CDATA[<p>Las complicaciones hemorr&aacute;gicas asociadas el embarazo contin&uacute;an como una de las principales causas de muerte materna en el mundo y en Colombia (1). La principal causa de hemorragia obst&eacute;trica es la hemorragia posparto. Seg&uacute;n la Organizaci&oacute;n Mundial de la Salud (OMS), la incidencia promedio de la hemorragia posparto en el mundo es de 6,09% (IC 95%: 6,06-6,11); esta cifra var&iacute;a con la metodolog&iacute;a objetiva o subjetiva empleada para la medici&oacute;n del sangrado (10,55 y 7,23%, respectivamente). La hemorragia posparto masiva es un evento que se presenta en 1,86% de los partos (IC 95%: 1,821,9) y es la primera causa de muerte materna en el mundo. La incidencia en Am&eacute;rica Latina y el Caribe se estima en 8,9% seg&uacute;n una revisi&oacute;n sistem&aacute;tica que evalu&oacute; este evento en diferentes regiones del mundo (IC 95%: 8,03-9,86) (2). Estos mismos estudios no confirmaron la influencia de los factores de riesgo asociados tradicionalmente a la hemorragia posparto como la multiparidad o el embarazo m&uacute;ltiple (3) y, por el contrario, en dos tercios de las mujeres que la sufren no se logra identificar ning&uacute;n factor de riesgo asociado (4). En los pa&iacute;ses en v&iacute;as de desarrollo el riesgo de morir a causa de una hemorragia posparto es de 1 por cada 1000 nacimientos en un periodo determinado, mientras que en pa&iacute;ses desarrollados como el Reino Unido, el riesgo es 100 veces menor. Cada a&ntilde;o en el mundo aproximadamente 14 millones de mujeres sufren de hemorragia posparto y de ellas, 125.000 fallecen debido a la falta de reconocimiento de las causas y a deficiencias con el tratamiento oportuno y adecuado (2). La hemorragia obst&eacute;trica no es solo la primera causa de muerte materna, sino que es tambi&eacute;n la primera causa de morbilidad obst&eacute;trica extrema (5). Las principales complicaciones derivadas de la hemorragia obst&eacute;trica incluyen el choque hipovol&eacute;mico, la coagulaci&oacute;n intravascular diseminada, y la disfunci&oacute;n o falla de &oacute;rganos como el ri&ntilde;&oacute;n, el h&iacute;gado y el pulm&oacute;n. Las mujeres, adem&aacute;s, se ven expuestas a los riesgos derivados de transfusiones masivas y a consecuencias como la realizaci&oacute;n de cirug&iacute;as radicales como la histerectom&iacute;a. </p>      <p>La disponibilidad de una Gu&iacute;a de Pr&aacute;ctica Cl&iacute;nica (GPC) para la prevenci&oacute;n, detecci&oacute;n temprana y tratamiento de hemorragia posparto implica estandarizar para Colombia el cuidado de la mujer gestante, con &eacute;nfasis en la necesidad de la prevenci&oacute;n, la detecci&oacute;n temprana y el tratamiento oportuno en todos los niveles de atenci&oacute;n, a fin de reducir la morbimortalidad materna asociada y promover la optimizaci&oacute;n de la salud materna y la calidad de la atenci&oacute;n m&eacute;dica en todos los niveles de atenci&oacute;n obst&eacute;trica. </p>     <p>En el presente art&iacute;culo se presenta una versi&oacute;n abreviada de la informaci&oacute;n contenida en la GPC de Embarazo y Parto referente a la secci&oacute;n de manejo de las complicaciones hemorr&aacute;gicas asociadas al embarazo, en la que se muestra la evidencia relacionada para cada tema y se presentan las recomendaciones elaboradas por el GDG durante el proceso de desarrollo de esta GPC. El grupo desarrollador de la Gu&iacute;a (GDG) elabor&oacute; esta GPC durante 2011-2012 acorde con la Gu&iacute;a Metodol&oacute;gica para la elaboraci&oacute;n de Gu&iacute;as de Atenci&oacute;n Integral en el Sistema General de Seguridad Social en Salud colombiano, bas&aacute;ndose en la evidencia cient&iacute;fica disponible y sumando la participaci&oacute;n activa de grupos de pacientes, sociedades cient&iacute;ficas y grupos de inter&eacute;s. En particular, la evidencia de esta secci&oacute;n fue adaptada de las GPC del Royal College of Obstetricians and Gynaecologists (RCOG), &ldquo;Prevention and management of postpartum haemorrhage&rdquo; (2009) (6) y de OMS, &ldquo;WHO guidelines for the management of postpartum haemorrhage and retained placenta&rdquo; (2009) (7), y actualizada por medio de procedimientos sistem&aacute;ticos, tanto para la b&uacute;squeda y valoraci&oacute;n de la evidencia como para la generaci&oacute;n de recomendaciones. El nivel de evidencia y la fuerza de las recomendaciones fueron expresadas por medio del sistema del Scottish Intercollegiate Guidelines Network (SIGN). La versi&oacute;n completa de esta GPC (incluida la b&uacute;squeda sistem&aacute;tica de informaci&oacute;n cient&iacute;fica y la presentaci&oacute;n detallada de la evidencia cient&iacute;fica), as&iacute; como la versi&oacute;n para pacientes y sus anexos, est&aacute;n disponibles para la consulta de los interesados por diferentes medios (f&iacute;sicos y electr&oacute;nicos) (8, 9). </p>     <p><b>1. &iquest;Cu&aacute;les son las intervenciones efectivas para prevenir la hemorragia posparto al finalizar el segundo periodo del parto? </b></p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c1.jpg"></center></p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c1A.jpg"></center></p>     <p>La evidencia indica que el manejo activo del alumbramiento disminuye la p&eacute;rdida de sangre materna y reduce el riesgo de hemorragia pos-parto de m&aacute;s de 1.000 mL. El agente de elecci&oacute;n para el manejo activo del alumbramiento debe ser la oxitocina en una dosis de 5 UI o 10 UI; aunque la v&iacute;a de administraci&oacute;n m&aacute;s frecuentemente usada es la intramuscular, el GDG consider&oacute; importante sugerir la posibilidad de administrar la profilaxis con oxitocina por v&iacute;a intravenosa cuando exista un acceso venoso permeable, dado que no hay evidencia que favorezca la v&iacute;a intramuscular (IM) sobre la intravenosa (IV). </p>     <p>La consideraci&oacute;n del uso de otros agentes oxit&oacute;cicos diferentes a la oxitocina requiere de mayor evidencia que soporte su uso en la pr&aacute;ctica diaria. Aunque el misoprostol no es tan efectivo como la oxitocina para la prevenci&oacute;n de la hemorragia pos-parto, puede ser usado cuando la oxitocina no est&eacute; disponible. El efecto espec&iacute;fico del masaje uterino con uterot&oacute;nicos o sin estos en la prevenci&oacute;n de la hemorragia posparto requiere m&aacute;s ensayos con mayor n&uacute;mero de participantes para evaluar su eficacia en estos casos. Por otra parte, retrasar el corte del cord&oacute;n umbilical por al menos 2 o 3 min parece no incrementar el riesgo de hemorragia posparto. </p>     ]]></body>
<body><![CDATA[<p><b>2. &iquest;Cu&aacute;l es la intervenci&oacute;n m&aacute;s efectiva para prevenir la hemorragia posparto en una paciente sometida a ces&aacute;rea?</b> </p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c2.jpg"></center></p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c2A.jpg"></center></p>     <p>La evidencia indica que la oxitocina es el agente de elecci&oacute;n para la prevenci&oacute;n de la hemorragia posparto en mujeres sometidas a ces&aacute;rea. Algunos estudios han subrayado que la dosis actualmente utilizada puede ser m&aacute;s alta que la necesaria para lograr el efecto deseado y, por tanto, estas dosis podr&iacute;an producir cambios hemodin&aacute;micos importantes en la mujer. De igual forma, la evidencia demuestra que la infusi&oacute;n de una dosis baja de oxitocina despu&eacute;s de una dosis inicial reduce la necesidad de uterot&oacute;nicos adicionales en ces&aacute;rea, pero no afecta la ocurrencia general de hemorragia obst&eacute;trica mayor. Lo que es claro con la evidencia actual es que la adici&oacute;n de una infusi&oacute;n de oxitocina en pacientes sometidas a ces&aacute;rea electiva no afecta los par&aacute;metros hemodin&aacute;micos maternos, ni durante, ni despu&eacute;s de la cirug&iacute;a. Al parecer, la carbetocina puede ser tan efectiva como la oxitocina en la reducci&oacute;n del sangrado despu&eacute;s de parto por ces&aacute;rea y en el uso de uterot&oacute;nicos adicionales, no as&iacute; para la hemorragia mayor de 500 mL. La ventaja que ofrece la carbetocina es la dosis &uacute;nica y no tener que utilizar infusiones adicionales. Recientemente, la Comisi&oacute;n de Regulaci&oacute;n en Salud public&oacute; un estudio de efectividad, seguridad y an&aacute;lisis econ&oacute;mico de la carbetocina frente a la oxitocina en la prevenci&oacute;n de la aton&iacute;a uterina y hemorragia posparto de mujeres sometidas a ces&aacute;rea. La conclusi&oacute;n del an&aacute;lisis econ&oacute;mico indica que el uso de carbetocina resulta 70 veces m&aacute;s costoso en comparaci&oacute;n con la oxitocina. Por tanto, no se puede emitir un concepto de favorabilidad o no favorabilidad para el uso de carbetocina en la prevenci&oacute;n de la hemorragia posparto en mujeres sometidas a ces&aacute;rea (40). </p>     <p><b>3. &iquest;Cu&aacute;les son las intervenciones necesarias para disminuir el riesgo de hemorragia grave y complicaciones en mujeres con diagn&oacute;stico antenatal de acretismo placentario? </b></p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c3.jpg"></center></p>     <p>    ]]></body>
<body><![CDATA[<center><img src="/img/revistas/rcog/v64n4/v64n4a04c3A.jpg"></center></p>     <p>La t&eacute;cnica del ultrasonido resulta importante para realizar el diagn&oacute;stico antenatal de inserci&oacute;n anormal de la placenta y la planeaci&oacute;n de la atenci&oacute;n del parto. El GDG consider&oacute; que el ultrasonido con Doppler debe ser realizado por personal calificado, buscando identificar al m&aacute;ximo la localizaci&oacute;n y el grado de inserci&oacute;n de la placenta. As&iacute; mismo, se consider&oacute; importante que estas ecograf&iacute;as se realicen en una edad gestacional donde haya viabilidad fetal para mejorar los desenlaces maternos y fetales. </p>     <p>Dejar la placenta acreta en su sitio parece ser una alternativa m&aacute;s segura que removerla. El tratamiento conservador para la placenta acreta puede ayudar a las mujeres a evitar una histerectom&iacute;a y presenta bajas tasas de morbilidad materna cuando se realiza en instituciones con los equipos y los recursos adecuados. </p>     <p><b>4. &iquest;Cu&aacute;l es la intervenci&oacute;n m&aacute;s efectiva para tratar la retenci&oacute;n placentaria sin sangrado, despu&eacute;s de manejo activo del alumbramiento? </b></p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c4.jpg"></center></p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c4A.jpg"></center></p>     <p>La inyecci&oacute;n por la vena umbilical de prostaglandinas requiere de investigaciones adicionales, aunque los resultados de dos ensayos cl&iacute;nicos evidencian un impacto en la disminuci&oacute;n de remoci&oacute;n manual de la placenta. </p>     <p>El consenso de expertos de la &ldquo;Gu&iacute;a de pr&aacute;ctica cl&iacute;nica para el manejo de la hemorragia posparto y placenta retenida&rdquo; publicada por la OMS (7), no hall&oacute; evidencia que soportara el uso de uterot&oacute;nicos para el manejo de la placenta retenida sin sangrado. Sin embargo, este grupo recomend&oacute; la administraci&oacute;n de una nueva dosis de oxitocina y realizar un nuevo intento de extracci&oacute;n por tracci&oacute;n controlada. Ante esto el GDG junto, con el grupo de expertos consultados, consider&oacute; importante subrayar que no se debe mantener de forma persistente la tracci&oacute;n controlada del cord&oacute;n y que es suficiente una sola tracci&oacute;n para procurar la extracci&oacute;n de la placenta retenida como coadyuvante a la administraci&oacute;n de la oxitocina. </p>     ]]></body>
<body><![CDATA[<p>As&iacute; mismo, dadas las condiciones geogr&aacute;ficas y la atenci&oacute;n por niveles establecida en el sistema de salud, es aconsejable diferenciar el manejo por niveles de atenci&oacute;n. Para el primer nivel resulta importante no intentar m&aacute;s de una sola tracci&oacute;n y una dosis adicional de oxitocina. En su defecto, es recomendable iniciar una infusi&oacute;n de oxitocina y remitir la paciente a un nivel superior, donde se pueda garantizar un manejo adecuado. El GDG tambi&eacute;n consider&oacute; que la extracci&oacute;n manual debe realizarse en una instituci&oacute;n que cuente con los recursos necesarios para atender cualquier complicaci&oacute;n derivada de un posible acretismo placentario. </p>     <p><b>5. &iquest;Se recomienda el uso profil&aacute;ctico de antibi&oacute;ticos cuando se realiza revisi&oacute;n manual de la cavidad uterina? </b></p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c5.jpg"></center></p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c5A.jpg"></center></p>     <p>El consenso de expertos de la gu&iacute;a de pr&aacute;ctica cl&iacute;nica para el manejo de la hemorragia posparto y placenta retenida de la OMS (7) recomend&oacute; el uso de cefalosporina de primera generaci&oacute;n basados en evidencia indirecta de estudios realizados en mujeres sometidas a ces&aacute;rea y de mujeres con aborto. El GDG consider&oacute; la necesidad de incluir otra posibilidad antibi&oacute;tica en los casos de alergia documentada, as&iacute; como la importancia de contar con un perfil microbiol&oacute;gico que apoye de forma m&aacute;s segura la elecci&oacute;n del antibi&oacute;tico que se va a utilizar. </p>     <p><b>6. &iquest;Cu&aacute;les son los criterios que determinan el inicio del manejo del choque hipovol&eacute;mico? </b></p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c6.jpg"></center></p>     ]]></body>
<body><![CDATA[<p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c6A.jpg"></center></p>     <p>La evidencia narrativa retoma los signos de choque hipovol&eacute;mico de la clasificaci&oacute;n de Baskett (54), enfatizando dos aspectos importantes: en primer lugar, debido al aumento del volumen plasm&aacute;tico que ocurre en la mujer durante el embarazo, cualquier porcentaje de p&eacute;rdida representa para la gestante un volumen mayor que en la mujer no embarazada. En segundo lugar, se debe tener en cuenta que las alteraciones del pulso y la presi&oacute;n arterial son tard&iacute;as en la mujer embarazada, por tanto, el estado de conciencia y la perfusi&oacute;n deben ser evaluados inicialmente. El GDG consider&oacute; que el estado de choque lo establece el peor par&aacute;metro encontrado despu&eacute;s de evaluar a la mujer con hemorragia posparto. </p>     <p><b>7. &iquest;Cu&aacute;les son las intervenciones m&aacute;s efectivas para el manejo de la hemorragia posparto con signos de choque? </b></p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c7.jpg"></center></p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c7A.jpg"></center></p>     <p>No se encontr&oacute; evidencia relacionada con la eficacia de las intervenciones o los procedimientos complementarios necesarios para el manejo de la hemorragia posparto. Para la atenci&oacute;n se deben considerar al menos cuatro componentes: la comunicaci&oacute;n con todos los profesionales relevantes, la resucitaci&oacute;n, el monitoreo e investigaci&oacute;n de la causa del sangrado y las medidas para contrarrestar el sangrado. Estos componentes deben ser iniciados simult&aacute;neamente para brindar un cuidado &oacute;ptimo. Es fundamental alertar tempranamente al grupo de profesionales pertinente para el manejo de la hemorragia posparto. </p>     <p>El GDG consider&oacute; importante definir una forma estandarizada de activar el protocolo de atenci&oacute;n y adoptar el nombre de c&oacute;digo rojo obst&eacute;trico para nombrarlo. As&iacute; mismo, es importante reorganizar las acciones de intervenci&oacute;n ante una mujer con hemorragia posparto, teniendo en cuenta las consideraciones de la GPC del RCOG (6). Es indispensable estructurar un enfoque de ABC que permita, adem&aacute;s de la resucitaci&oacute;n, la identificaci&oacute;n de otros problemas. La urgencia y las medidas instauradas para la resucitaci&oacute;n y el control de la hemorragia necesitan estar en la medida del grado del choque. Debe administrarse ox&iacute;geno en altas concentraciones sin tener en cuenta la concentraci&oacute;n del ox&iacute;geno materno. Usualmente, los niveles de conciencia y el control de la oxigenaci&oacute;n mejoran r&aacute;pidamente una vez el volumen de circulaci&oacute;n es restaurado. </p>     ]]></body>
<body><![CDATA[<p>Es indispensable establecer dos accesos venosos de buen calibre y tomar muestras de sangre para optimizar el manejo y la necesidad de terapia transfusional. Los componentes principales de la resucitaci&oacute;n durante la hemorragia posparto son la restauraci&oacute;n del volumen de sangre y la capacidad de transportar ox&iacute;geno. El reemplazo de volumen debe ser llevado a cabo sobre la base de que la p&eacute;rdida de sangre es, a menudo, subestimada (55, 56). El cuadro cl&iacute;nico debe ser el principal determinante de la necesidad y urgencia de la transfusi&oacute;n de hemoderivados y no se debe perder el tiempo esperando los resultados de laboratorio (57, 58). </p>     <p>Una vez que el sangrado est&aacute; bajo control, se debe considerar transferir a la mujer a una unidad de cuidados intensivos o a una unidad de cuidados intermedios, dependiendo de la severidad del sangrado. Es necesario el monitoreo m&eacute;dico continuo y el registro de los par&aacute;metros en el tiempo sugerido en formatos preestablecidos, los cuales dar&aacute;n a los profesionales que intervienen en el manejo de la mujer se&ntilde;ales visuales adecuadas sobre su evoluci&oacute;n cl&iacute;nica. </p>     <p><b>8. &iquest;Cu&aacute;les son las medidas m&aacute;s efectivas </b><strong>p</strong><b>ara la recuperaci&oacute;n del volumen </b><strong>s</strong><b>angu&iacute;neo en el manejo del choque </b><strong>h</strong><b>ipovol&eacute;mico por hemorragia obst&eacute;trica? </b></p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c8.jpg"></center></p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c8A.jpg"></center></p>     <p>El uso de la alb&uacute;mina y de coloides para el manejo de la hemorragia posparto no se recomienda porque aunque no se encuentra evidencia directa en la obstetricia, se considera que el manejo del choque hipovol&eacute;mico puede no diferir entre pacientes con condiciones espec&iacute;ficas y variadas. Seg&uacute;n esto, el <sup> </sup>riesgo de muerte de una mujer en el posparto con la administraci&oacute;n de coloides puede ser similar al reportado en otro tipo de pacientes. </p>     <p>Aunque no existe evidencia de la cantidad de volumen por transfundir, la GPC del RCOG (6) propone un volumen total de 3,5 litros. El GDG y el grupo de expertos consultados consider&oacute; que iniciar con vol&uacute;menes altos sin hacer una medici&oacute;n frecuente de los cambios en los par&aacute;metros cl&iacute;nicos puede acarrear consecuencias en la recuperaci&oacute;n de la mujer con choque hipovol&eacute;mico; por este motivo, se sugiri&oacute; la evaluaci&oacute;n cada 5 min de la respuesta a la infusi&oacute;n de cristaloides para determinar la continuidad en la infusi&oacute;n de los mismos. </p>     <p>Probablemente, la elecci&oacute;n de un vasopresor en pacientes con choque no influye sobre el resultado m&aacute;s all&aacute; del efecto mismo del vasopresor. Ante esta evidencia, el GDG consider&oacute; que se pueden utilizar vasopresores una vez se halla verificado una adecuada reposici&oacute;n de volumen y un control adecuado del sitio del sangrado, pero sin que su uso retrase la implementaci&oacute;n de otras medidas o una remisi&oacute;n a un nivel de mayor complejidad. Seleccionar uno u otro vasopresor depender&aacute; de la disponibilidad de los mismos, de la v&iacute;a de acceso disponible para su administraci&oacute;n y del entrenamiento del personal que lo vaya a utilizar. </p>     ]]></body>
<body><![CDATA[<p><b>9. &iquest;Cu&aacute;les son las intervenciones m&aacute;s efectivas para el control de la hemorragia por aton&iacute;a uterina? </b></p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c9.jpg"></center></p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c9A.jpg"></center></p>     <p>El tratamiento debe estar acompa&ntilde;ado por un examen cl&iacute;nico cuidadoso para comprobar que el &uacute;tero en efecto est&aacute; at&oacute;nico y que las otras fuentes de sangrado, tales como traumas y laceraciones genitales o inversi&oacute;n uterina, han sido excluidas. </p>     <p>La compresi&oacute;n uterina bimanual y el vaciamiento de la vejiga para estimular la contracci&oacute;n uterina representan la primera l&iacute;nea de manejo de la hemorragia posparto, as&iacute; como la compresi&oacute;n de la aorta que, como medida temporal pero efectiva, permite lograr tiempo en la resucitaci&oacute;n con la reposici&oacute;n de volumen y en la elecci&oacute;n del soporte quir&uacute;rgico apropiado. Aunque no existen estudios publicados que provean evidencia  para estas intervenciones, el consenso de expertos de la gu&iacute;a del RCOG (6) y de la gu&iacute;a de la OMS (7), soportan la continuidad de su uso. </p>     <p>La evidencia no muestra que la adici&oacute;n de misoprostol sea superior a la combinaci&oacute;n de oxitocina y ergometrina sola para el tratamiento de la hemorragia posparto primaria. La oxitocina es preferida especialmente en mujeres con hipertensi&oacute;n previa o preeclampsia. Los resultados de ensayos cl&iacute;nicos muestran que el uso de una dosis de 800 mcg de misoprostol parece ser tan efectivo como la oxitocina cuando se usa para detener el 1++ sangrado posparto por sospecha de aton&iacute;a uterina en mujeres que han recibido oxitocina profil&aacute;ctica. </p>     <p>El consenso de expertos de la gu&iacute;a del RCOG (6) sugiere una dosis no mayor a 5 UI de oxitocina por v&iacute;a intravenosa lenta, ya que tal recomendaci&oacute;n est&aacute; en concordancia con las gu&iacute;as de otras organizaciones. El GDG consider&oacute; importante adicionar una infusi&oacute;n de oxitocina que permita mejorar las contracciones uterinas y as&iacute; lograr disminuir la hemorragia posparto. Por otra parte, no consider&oacute; &uacute;til la inclusi&oacute;n de una recomendaci&oacute;n para apoyar el uso del carboprost como medicamento en el manejo de la hemorragia posparto por aton&iacute;a uterina debido a la ausencia de evidencia m&aacute;s consistente y de mejor calidad, y por ser un medicamento que no se consigue en el pa&iacute;s. </p>     <p>El GDG consider&oacute; importante incluir el &aacute;cido tranex&aacute;mico dentro de las recomendaciones, pero ajustando la dosis y aclarando que solo se debe usar cuando los dem&aacute;s agentes como la oxitocina, la ergometrina y el misoprostol no hayan sido efectivos. As&iacute; mismo, por la ausencia de evidencia disponible, no se recomienda una segunda dosis de &aacute;cido tranex&aacute;mico. Se requieren m&aacute;s estudios para aclarar la efectividad del masaje en el escenario de la hemorragia posparto. </p>     ]]></body>
<body><![CDATA[<p><b>10. &iquest;Cu&aacute;les son las intervenciones m&aacute;s efectivas para el control de la hemorragia posparto por aton&iacute;a uterina sin respuesta al manejo m&eacute;dico? </b></p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c10.jpg"></center></p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c10A.jpg"></center></p>     <p>El uso de agentes farmacol&oacute;gicos no debe retrasar el recurso quir&uacute;rgico en los casos de hemorragia por aton&iacute;a uterina. Una vez se toma la decisi&oacute;n, la elecci&oacute;n del procedimiento depende de la experiencia y la experticia del equipo de profesionales disponibles. Es importante tener en cuenta las aspiraciones reproductivas futuras de la mujer en la decisi&oacute;n de la secuencia apropiada de intervenciones. Las t&eacute;cnicas quir&uacute;rgicas tales como el taponamiento uterino y las suturas hemost&aacute;ticas pueden detener el sangrado de forma inmediata y facilitar una pronta decisi&oacute;n con respecto a la necesidad de la histerectom&iacute;a. La t&eacute;cnica B-Lynch como alternativa al manejo de la hemorragia pos-parto es invaluable y puede proveer un primer paso quir&uacute;rgico para detener la hemorragia cuando las medidas con oxit&oacute;cicos han fallado. </p>     <p>El GDG consider&oacute; importante incluir el manejo antibi&oacute;tico cuando se utiliza el taponamiento uterino con bal&oacute;n para el control de la hemorragia posparto bajo los mismos preceptos formulados en la revisi&oacute;n de la cavidad uterina y la extracci&oacute;n manual de la placenta. En relaci&oacute;n con el tiempo durante el cual se debe dejar el bal&oacute;n, se consider&oacute; que un m&aacute;ximo de 24 horas puede ser adecuado en ausencia de evidencia clara sobre este t&oacute;pico. La histerectom&iacute;a no se debe retrasar hasta que la mujer est&eacute; <i>in extremis</i> o mientras se intentan procedimientos menos definitivos si el obstetra tiene menos experiencia en ellos. </p>     <p><b>11. &iquest;Cu&aacute;l es el mejor tipo de histerectom&iacute;a indicada para el manejo de la hemorragia posparto? </b></p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c11.jpg"></center></p>     ]]></body>
<body><![CDATA[<p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c11A.jpg"></center></p>     <p>La t&eacute;cnica subtotal de histerectom&iacute;a es la cirug&iacute;a de elecci&oacute;n en muchos casos; hay menos trauma en el c&eacute;rvix y en el segmento inferior. Aunque no se encuentra diferencia en la morbilidad materna entre la histerectom&iacute;a total y subtotal, el da&ntilde;o del tracto urinario fue la complicaci&oacute;n reportada con m&aacute;s frecuencia cuando se realiz&oacute; histerectom&iacute;a total comparada con la subtotal. Se considera que la experticia del cl&iacute;nico cobra relevancia en esta intervenci&oacute;n, ya que ante una hemorragia y un &uacute;tero aumentado de tama&ntilde;o, la probabilidad de que una histerectom&iacute;a sea total o subtotal depender&aacute; de otros factores adicionales. </p>     <p><b>12. &iquest;Cu&aacute;les son las intervenciones m&aacute;s efectivas para el control de la hemorragia posparto por acretismo placentario? </b></p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c12.jpg"></center></p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c12A.jpg"></center></p>     <p>El GDG consider&oacute; importante la opci&oacute;n de realizar ligadura bilateral de la arteria uterina, seguida de una sutura de B-Lynch en mujeres con acretismo placentario que desean preservar su fertilidad. De igual forma, la opci&oacute;n de realizar oclusi&oacute;n perioperatoria de la arteria iliaca interna, si se cuenta con el recurso para realizarla, puede ser adecuada. Como punto importante, no se debe intentar tratar a estas pacientes en instituciones que no cuenten con recurso humano y tecnol&oacute;gico suficiente para manejar las complicaciones. </p>     <p>As&iacute; mismo, se consider&oacute; como punto fundamental no intentar separar la placenta en lugares o instituciones donde no se cuente con personal y equipos necesarios y suficientes para atender el caso. Por tanto, una remisi&oacute;n oportuna a una instituci&oacute;n de mayor complejidad donde se pueda realizar la extracci&oacute;n de la placenta y al mismo tiempo el manejo de la hemorragia, es vital para disminuir los riesgos de morbilidad y mortalidad. </p>     ]]></body>
<body><![CDATA[<p><b>13. &iquest;Cu&aacute;l es la intervenci&oacute;n m&aacute;s efectiva para el manejo de la hemorragia obst&eacute;trica por abrupcio de placenta?</b> </p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c13.jpg"></center></p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c13A.jpg"></center></p>     <p>La escasa evidencia actualizada y de calidad sobre el manejo de la hemorragia por abrupcio de placenta lleva a considerar intervenciones muy generales y que indiscutiblemente van a estar supeditadas a la situaci&oacute;n espec&iacute;fica de cada mujer que presente el evento. El GDG consider&oacute; que en mujeres con abrupcio y feto muerto se debe evitar al m&aacute;ximo realizar una ces&aacute;rea y se debe insistir en parto vaginal, simult&aacute;neamente con el manejo integral de la situaci&oacute;n. </p>     <p><b>14. &iquest;Cu&aacute;les son las recomendaciones generales para el uso de hemoderivados en el tratamiento de la mujer con hemorragia obst&eacute;trica? </b></p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c14.jpg"></center></p>     <p>    ]]></body>
<body><![CDATA[<center><img src="/img/revistas/rcog/v64n4/v64n4a04c14A.jpg"></center></p>     <p>Si las pruebas cruzadas no est&aacute;n disponibles se debe brindar la mejor alternativa para restaurar la capacidad de transporte de ox&iacute;geno. La sangre tipo O negativo puede ser el camino m&aacute;s seguro para evitar una incompatibilidad transfusional. Cuando la p&eacute;rdida de sangre alcance alrededor de los 4,5 litros y se hayan administrado grandes vol&uacute;menes de cristaloides, habr&aacute; defectos en los factores de coagulaci&oacute;n de la sangre y se tendr&aacute;n que administrar algunos hemoderivados. </p>     <p>El GDG consider&oacute; que la reposici&oacute;n de volumen con hemoderivados para mejorar la capacidad de transporte de ox&iacute;geno y corregir los problemas de coagulaci&oacute;n debe hacerse en una relaci&oacute;n 1:1:1. En instituciones donde la disponibilidad de hemoderivados no es muy amplia puede hacerse una reposici&oacute;n en una relaci&oacute;n de 1,5 a 1. </p>     <p><b>15. &iquest;Cu&aacute;l es la indicaci&oacute;n m&aacute;s efectiva para transfundir en ausencia de sangre O negativo? </b></p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c15.jpg"></center></p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c15A.jpg"></center></p>     <p>Aunque no todos los estudios relacionan las unidades transfundidas con los desenlaces presentados, parece claro que a pesar de brindar una seguridad relativa, la transfusi&oacute;n de gl&oacute;bulos rojos sin pruebas cruzadas y de sangre tipo &ldquo;O&rdquo; positivo en ausencia de sangre tipo &ldquo;O&rdquo; negativo se debe limitar y considerar en cada caso espec&iacute;fico. </p>     <p><b>16. &iquest;Cu&aacute;les son los aspectos log&iacute;sticos para tener en cuenta en el manejo del choque hipovol&eacute;mico por causa obst&eacute;trica? </b></p>     ]]></body>
<body><![CDATA[<p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c16.jpg"></center></p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c16A.jpg"></center></p>     <p>El consenso de expertos de la Gu&iacute;a para el manejo de la hemorragia posparto y la placenta retenida de la OMS (53) considera que la implementaci&oacute;n de un protocolo formal es un proceso complejo que requiere adaptaciones locales. </p>     <p><b>17. &iquest;Cu&aacute;l es la estrategia m&aacute;s efectiva para mejorar las habilidades del personal de salud en el manejo de la hemorragia obst&eacute;trica? </b></p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c17.jpg"></center></p>     <p>    <center><img src="/img/revistas/rcog/v64n4/v64n4a04c17A.jpg"></center></p>     ]]></body>
<body><![CDATA[<p>Aunque se requieren m&aacute;s estudios que permitan mostrar cambios positivos en la incidencia de complicaciones y de mortalidad a trav&eacute;s del mejoramiento de habilidades t&eacute;cnicas, comunicacionales y del conocimiento, es claro que el camino hacia este prop&oacute;sito es el entrenamiento en escenarios de simulaci&oacute;n y un acompa&ntilde;amiento continuo para el mantenimiento de las habilidades adquiridas. </p>     <p><b>DECLARACI&Oacute;N DE CONFLICTOS DE INTER&Eacute;S </b></p>     <p>El trabajo cient&iacute;fico de investigaci&oacute;n, as&iacute; como la elaboraci&oacute;n de las recomendaciones incluidas en el presente documento, fueron realizados de manera independiente por el Grupo Desarrollador de Gu&iacute;as (GDG) de la Universidad Nacional de Colombia. Todos los miembros del GDG, as&iacute; como las personas que han participado tanto en la colaboraci&oacute;n experta como en la revisi&oacute;n externa, realizaron declaraci&oacute;n de conflictos de inter&eacute;s previo a su participaci&oacute;n. Esta Gu&iacute;a se publica con el permiso del Ministerio de Salud y Protecci&oacute;n Social y el Departamento de Ciencia, Tecnolog&iacute;a e Innovaci&oacute;n (Colciencias). ISBN 978-958-57937-4-3. </p>     <p><b>ACTUALIZACI&Oacute;N DE LA GU&Iacute;A </b></p>     <p>Las recomendaciones de esta Gu&iacute;a deben actualizarse en los pr&oacute;ximos tres a&ntilde;os a partir de su expedici&oacute;n, o previamente en caso de disponer de nuevas evidencias que modifiquen de manera significativa las recomendaciones aqu&iacute; anotadas. </p>     <p><b>FUENTES DE FINANCIACI&Oacute;N </b></p>     <p>Ministerio de Salud y Protecci&oacute;n Social de Colombia - Departamento de Ciencia, Tecnolog&iacute;a e Innovaci&oacute;n (Colciencias). </p>     <p><b>REPRESENTANTES DEL GRUPO DESARROLLADOR DE LA GU&Iacute;A - UNIVERSIDAD NACIONAL DE COLOMBIA - ALIANZA CINETS </b></p>     <p>Joaqu&iacute;n Guillermo G&oacute;mez D&aacute;vila MD, MSc. M&eacute;dico cirujano. Especialista en Obstetricia y Ginecolog&iacute;a. Mag&iacute;ster en Epidemiolog&iacute;a. Director Centro NACER. Docente, Universidad de Antioquia. Medell&iacute;n, Colombia. </p> </font>     <p><font size="2" face="verdana">Jhon Henry Osorio Casta&ntilde;o, Enf. MSc. Coordinador Epidemiolog&iacute;a Cl&iacute;nica de la subgu&iacute;a. Enfermero. Especialista en Gerencia de IPS. Mag&iacute;ster en Epidemiolog&iacute;a. Medell&iacute;n, Colombia. </font></p> <font face="verdana" size="2">    ]]></body>
<body><![CDATA[<p>Gladis Adriana V&eacute;lez &Aacute;lvarez, MD, MSP. M&eacute;dica cirujana. Especialista en Obstetricia y Ginecolog&iacute;a. Mag&iacute;ster en Salud P&uacute;blica. Coordinadora &Aacute;rea Salud Sexual y Reproductiva, NACER-Universidad de Antioquia. </p>     <p>John Jairo Zuleta Tob&oacute;n MD, MSc. M&eacute;dico cirujano. Especialista en Obstetricia y Ginecolog&iacute;a. Mag&iacute;ster en Epidemiolog&iacute;a. Docente, Universidad de Antioquia, NACER. </p>     <p>Juan Guillermo Londo&ntilde;o Cardona, MD. M&eacute;dico cirujano. Especialista en Obstetricia y Ginecolog&iacute;a. Coordinador del &Aacute;rea de Educaci&oacute;n, NACER-Universidad de Antioquia. </p>     <p>Jes&uacute;s Arnulfo Vel&aacute;squez Penagos, MD. M&eacute;dico cirujano. Especialista en Obstetricia y Ginecolog&iacute;a. Fellow en Cuidado Cr&iacute;tico Obst&eacute;trico. Coordinador de Mortalidad Materna-NACER. Docente, Universidad de Antioquia. </p>     <p>Ingrid Ar&eacute;valo-Rodr&iacute;guez MSc, PhD (c). Epidemi&oacute;loga cl&iacute;nica, Universidad Nacional de Colombia. PhD (c) en Pediatr&iacute;a, Obstetricia y Ginecolog&iacute;a, Medicina Preventiva y Salud P&uacute;blica, Universidad Aut&oacute;noma de Barcelona. Coordinadora General de Epidemiolog&iacute;a Cl&iacute;nica de la Gu&iacute;a. Instructor asociado Divisi&oacute;n de Investigaciones, Fundaci&oacute;n Universitaria de Ciencias de la Salud, Hospital de San Jos&eacute;-Hospital Infantil de San Jos&eacute;. </p>     <p>P&iacute;o Iv&aacute;n G&oacute;mez-S&aacute;nchez, MD, MSc, FACOG. M&eacute;dico cirujano. Especialista en Obstetricia y Ginecolog&iacute;a, y Epidemiolog&iacute;a. Mag&iacute;ster en Salud Sexual y Reproductiva. Profesor Titular y Director del Grupo de Investigaci&oacute;n en Salud Sexual y Reproductiva de la Facultad de Medicina, Universidad Nacional de Colombia. L&iacute;der general de la GPC. </p>     <p><b>RECONOCIMIENTO A INSTITUCIONES PARTICIPANTES</b></p>     <p>Las siguientes instituciones participaron en los consensos de expertos o reuniones de socializaci&oacute;n de la GPC para la prevenci&oacute;n, detecci&oacute;n temprana y tratamiento de las complicaciones del embarazo, parto o puerperio: Federaci&oacute;n Colombiana de Obstetricia y Ginecolog&iacute;a (FECOLSOG), Sociedad Colombiana de Anestesiolog&iacute;a y Reanimaci&oacute;n (SCARE), Asociaci&oacute;n Colombiana de Facultades de Medicina (ascoFame), Asociaci&oacute;n Colombiana de Facultades de Enfermer&iacute;a (ACOFAEN), Asociaci&oacute;n Colombiana de Empresas de Medicina Integral (ACEMI), Academia Nacional de Medicina, Colegio M&eacute;dico Colombiano, Asociaci&oacute;n Colombiana de Hospitales y Cl&iacute;nicas, Instituto Nacional de Salud, Cafam IPS, Centro M&eacute;dico Imbanaco, Cl&iacute;nica de Occidente, Cl&iacute;nica de la Mujer, Cl&iacute;nica del Norte, Cl&iacute;nica Materno Infantil Farallones, Cl&iacute;nica el Rosario, Cl&iacute;nica El Prado, Fundaci&oacute;n Cardioinfantil, Fundaci&oacute;n Valle de Lili, Fundaci&oacute;n Santaf&eacute; de Bogot&aacute;, Hospital Militar, Hospital San Jos&eacute;, Hospital Sim&oacute;n Bol&iacute;var, Fundaci&oacute;n Universitaria de Ciencias de la Salud, Universidad de Antioquia, Universidad del Quind&iacute;o, Universidad Libre, Universidad Surcolombiana, Comfama, Metrosalud. </p>     <p><b>NOTAS AL PIE DE P&Aacute;GINA</b></p>     <p><a href="#1" name="nota1"><sup>1</sup></a>Esta gu&iacute;a y sus secciones hacen parte de un grupo de 25 GAI basadas en la evidencia que incorporan consideraciones econ&oacute;micas y de implementabilidad en el contexto del Sistema General de Seguridad Social en Salud colombiano, y que se desarrollaron por iniciativa del Ministerio de Salud y Protecci&oacute;n Social y el Departamento de Ciencia, Tecnolog&iacute;a e Innovaci&oacute;n (Colciencias) en temas prioritarios y de alta prevalencia en el pa&iacute;s mediante contrato otorgado a la Universidad Nacional de Colombia en el a&ntilde;o 2010. </p>     ]]></body>
<body><![CDATA[<p><b>REFERENCIAS</b></p>       <!-- ref --><p>1. WHO, UNFPA, Bank. W. Trends in Maternal Mortality: 1990-2008: WHO Library Cataloguing-in-Publication Data; &#91;2010 Jan 2012&#93;. Disponible: <a href="http://whqlibdoc.who.int/publications/2010/9789241500265_eng.pdf" target="_blank">http://whqlibdoc.who.int/publications/2010/9789241500265_eng.pdf</a>.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=000174&pid=S0034-7434201300040000400001&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref -->           </p>          <!-- ref --><p>2. Carroli G, Cuesta C, Abalos E, Gulmezoglu AM. Epidemiology of postpartum haemorrhage: a systematic review. Best Pract Res Clin Obstet Gynaecol. 2008;22:999-1012. 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