<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>0120-3347</journal-id>
<journal-title><![CDATA[Colombian Journal of Anestesiology]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. colomb. anestesiol.]]></abbrev-journal-title>
<issn>0120-3347</issn>
<publisher>
<publisher-name><![CDATA[SCARE-Sociedad Colombiana de Anestesiología y Reanimación]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0120-33472018000400327</article-id>
<article-id pub-id-type="doi">10.1097/cj9.0000000000000053</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Dipyrone-related granulocytopenia. Case report]]></article-title>
<article-title xml:lang="es"><![CDATA[Granulocitopenia por dipirona: reporte de caso]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Machado-Alba]]></surname>
<given-names><![CDATA[Jorge Enrique]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sánchez-Morales]]></surname>
<given-names><![CDATA[Leidy Viviana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez-Ramírez]]></surname>
<given-names><![CDATA[Luisa Fernanda]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Tecnológica de Pereira Grupo de Investigación en Farmacoepidemiología y Farmacovigilancia ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Audifarma S.A  ]]></institution>
<addr-line><![CDATA[Pereira ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2018</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2018</year>
</pub-date>
<volume>46</volume>
<numero>4</numero>
<fpage>327</fpage>
<lpage>330</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-33472018000400327&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-33472018000400327&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-33472018000400327&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction: Dipyrone has been positioned in several countries as one of the first over-the-counter options for pain management. Its possible adverse effects are known worldwide; among them, agranulocytosis is the most lethal, with a mortality of approximately 10% and an associated risk of 1 per 1,000,000 patients.  Clinical findings, interventions, and outcomes: A case of a patient who, after 23 days of using dipyrone for pain management, developed a progressive drop in leukocyte count. Other potential causes of the event were ruled out. After dipyrone discontinuation, leukocyte counts returned to their normal values.  Conclusion: The probable diagnosis of granulocytopenia as a dipyrone-related adverse drug reaction was established. Although rare, dipyrone-related granulocytopenia, may occur in patients who use this medication for long periods.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Introducción: La dipirona se ha posicionado en varios países como una de las primeras opciones de venta libre al público para el manejo del dolor. Sus posibles efectos adversos son conocidos a nivel mundial; entre ellos, la agranulocitosis es la más letal con una mortalidad aproximada del 10% y un riesgo asociado de 1 por cada 1.000.000 pacientes. Hallazgos clínicos, intervención y resultados: Se presenta un caso de una paciente que luego de recibir 23 días seguidos dipirona para el manejo del dolor presentó disminución progresiva de los leucocitos documentados en el hemograma. Se descartaron otras posibles causas de dicho evento. Luego de suspender la administración de la dipirona los leucocitos volvieron a sus valores normales. Conclusión: Se estableció la sospecha de diagnóstico probable de granulocitopenia como reacción adversa medicamentosa por dipirona. La granulocitopenia por dipirona aunque poco frecuente, se puede presentar en pacientes que la reciben por largos periodos de tiempo.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Dipyrone]]></kwd>
<kwd lng="en"><![CDATA[Agranulocytosis]]></kwd>
<kwd lng="en"><![CDATA[Pharmacovigilance]]></kwd>
<kwd lng="en"><![CDATA[Adverse effects]]></kwd>
<kwd lng="en"><![CDATA[Case Report]]></kwd>
<kwd lng="es"><![CDATA[Dipirona]]></kwd>
<kwd lng="es"><![CDATA[Agranulocitosis]]></kwd>
<kwd lng="es"><![CDATA[Farmacovigilancia]]></kwd>
<kwd lng="es"><![CDATA[Efectos Adversos]]></kwd>
<kwd lng="es"><![CDATA[Reporte de caso]]></kwd>
</kwd-group>
</article-meta>
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