<?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>2462-8522</journal-id>
<journal-title><![CDATA[Case reports]]></journal-title>
<abbrev-journal-title><![CDATA[Case reports]]></abbrev-journal-title>
<issn>2462-8522</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional de Colombia (Sede Bogotá), Facultad de Medicina]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2462-85222019000100046</article-id>
<article-id pub-id-type="doi">10.15446/cr.v5nl.75276</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[GIANT CELL TUMOR OF THE DORSAL VERTEBRAE. CASE REPORT]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Macías-Jara]]></surname>
<given-names><![CDATA[Lúver Alexi]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Palacios-Silva]]></surname>
<given-names><![CDATA[Kelly]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Polit-Zambranoc]]></surname>
<given-names><![CDATA[Fernando]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gagliardo-Cadena]]></surname>
<given-names><![CDATA[Enrique]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Macías-Jara]]></surname>
<given-names><![CDATA[Betsy]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Especializado Mariana de Jesús General Surgery Service ]]></institution>
<addr-line><![CDATA[Guayaquil ]]></addr-line>
<country>Ecuador</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital Luis Vernaza General Surgery Service ]]></institution>
<addr-line><![CDATA[Guayaquil ]]></addr-line>
<country>Ecuador</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Hospital Luis Vernaza General Surgery Service ]]></institution>
<addr-line><![CDATA[Guayaquil ]]></addr-line>
<country>Ecuador</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Hospital General de Chone Dr. Napoleón Dávila Córdova General Surgery Service ]]></institution>
<addr-line><![CDATA[Chone ]]></addr-line>
<country>Ecuador</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2019</year>
</pub-date>
<volume>5</volume>
<numero>1</numero>
<fpage>46</fpage>
<lpage>53</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S2462-85222019000100046&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S2462-85222019000100046&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S2462-85222019000100046&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction: Giant cell tumors are rarely observed in the thoracic vertebrae. They appear between the ages of 20 and 50, more often in women. The purpose of this case report is to make known the clinical characteristics, the presentation and the treatment used to solve this pathology.  Case presentation: 37-year-old female patient who presented a clinical picture of seven days of dyspnea, cough with white expectoration, high temperature, paraparesis, loss of control in the sphincters and weight loss. High-resolution computed tomography of the thorax showed a right paraspinal mass located in posterior mediastinum at T8-T9 level. Surgical excision of the tumor was decided by right posterolateral thoracotomy at the seventh intercostal space and free surgical margins. The histopathology report described giant cell tumor grade II. The patient did not require chemotherapy and had a satisfactory evolution.  Discussion: This case has a non-specific presentation, as it shows evidence of pain, tumor and functional impotence of the involved region. Surgery is the best treatment and consists of tumor excision, leaving wide margins to prevent recurrences.  Conclusions: Giant cell tumors involving the lungs and thoracic vertebrae are underdiagnosed due to their nonspecific symptoms and the limited literature currently available.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción. Los tumores de células gigantes son de presentación rara en las vértebras torácicas: ocurren entre los 20 y 50 años y con más frecuencia en mujeres. La presentación de este caso tiene por objeto dar a conocer las características clínicas, la presentación y el tratamiento que se tomó para la resolución de esta patología.  Presentación del caso. Paciente femenino de 37 años quien presentó cuadro clínico de siete días de disnea, tos con expectoración blanquecina, alza térmica, paraparesia, pérdida de control en esfínteres y pérdida de peso. En la tomografía computarizada de tórax de alta resolución se evidenció masa localizada en el mediastino posterior, paravertebral derecha, a la altura de T8-T9. Se decidió resección quirúrgica del tumor por toracotomía posterolateral mayor derecha a nivel de séptimo espacio intercostal y márgenes quirúrgicos libres. El estudio histopatológico reportó tumor de células gigantes grado 2. La paciente no requirió de quimioterapia y tuvo evolución satisfactoria.  Discusión. La presentación de este caso es inespecífica: se evidencia dolor, tumor e impotencia funcional de la región comprometida. El tratamiento óptimo es el quirúrgico, que consiste en la resección del tumor dejando amplios márgenes para evitar las recurrencias.  Conclusiones. Los tumores de células gigantes con afectación en pulmón y vértebras torácicas son sub diagnosticados por la sintomatología inespecífica que presenta y por la poca literatura que existe en la actualidad.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Carcinoma]]></kwd>
<kwd lng="en"><![CDATA[Giant Cell]]></kwd>
<kwd lng="en"><![CDATA[Dyspnea]]></kwd>
<kwd lng="en"><![CDATA[Thorax]]></kwd>
<kwd lng="en"><![CDATA[Lung Neoplasms]]></kwd>
<kwd lng="es"><![CDATA[Células gigantes]]></kwd>
<kwd lng="es"><![CDATA[Disnea]]></kwd>
<kwd lng="es"><![CDATA[Tórax]]></kwd>
<kwd lng="es"><![CDATA[Neoplasias pulmonares]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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