<?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>0028-3746</journal-id>
<journal-title><![CDATA[Neumología y cirugía de tórax]]></journal-title>
<abbrev-journal-title><![CDATA[Neumol. cir. torax]]></abbrev-journal-title>
<issn>0028-3746</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Mexicana de Neumología y Cirugía de Tórax; Instituto Nacional de Enfermedades Respiratorias Ismael Cosío Villegas; Sociedad Cubana de Neumología; Sociedad Paraguaya de Neumología; Sociedad Boliviana de Neumología.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0028-37462019000100025</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Tumor fibroso solitario de la pleura: Factores asociados a comportamiento maligno y recidiva. Experiencia institucional]]></article-title>
<article-title xml:lang="en"><![CDATA[Fibrous solitary tumor of the pleura: Factors associated with malignant behavior and relapse. Institutional experience]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ríos-Pascual]]></surname>
<given-names><![CDATA[Silviano]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vázquez-Minero]]></surname>
<given-names><![CDATA[Juan Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Garza-Jiménez]]></surname>
<given-names><![CDATA[Guillermo Oscar]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López-Luna]]></surname>
<given-names><![CDATA[José de Jesús]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Islem-Gamboa]]></surname>
<given-names><![CDATA[Tania]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Nacional de Enfermedades Respiratorias Ismael Cosío Villegas  ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2019</year>
</pub-date>
<volume>78</volume>
<numero>1</numero>
<fpage>25</fpage>
<lpage>31</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0028-37462019000100025&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0028-37462019000100025&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0028-37462019000100025&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Introducción:  El tumor fibroso solitario de la pleura representa menos del 5% de los tumores pleurales primarios, de 12 a 32% pueden tener comportamiento maligno con recurrencia local y metástasis. El estudio diagnóstico de elección es la tomografía computarizada de tórax. La mayoría se origina en la pleura visceral y son pediculados. El tratamiento es la resección quirúrgica en bloque por la alta probabilidad de recurrencia, con márgenes de 1-2 cm, 9% de los casos presenta recidiva.  Objetivos:  Identificar factores relacionados a comportamiento maligno y recidiva.  Material y métodos:  Estudio observacional, descriptivo, retrospectivo y transversal. Se incluyó a todos los pacientes sometidos a resección de tumor fibroso solitario de la pleura del Instituto Nacional de Enfermedades Respiratorias Ismael Cosío Villegas, Ciudad de México, de enero 2008 a diciembre 2017.  Resultados:  Se incluyeron 26 pacientes, la frecuencia mayor fueron tumores pediculados dependientes de la pleura visceral, 92% manifestó síntomas, principalmente disnea. Dieciocho benignos y ocho malignos, de los cuales dos recidivaron. Se presentó muerte asociada al tumor en dos casos.  Conclusiones:  Los factores relacionados a comportamiento maligno fueron la presencia de síntomas generales (p = 0.013), pérdida de peso mayor de 10 kg en los últimos seis meses (p = 0.004) e invasión a estructuras adyacentes (p = 0.020). Los factores relacionados a recurrencia fueron la presencia &gt; 4 mitosis/10 campos de alto poder (p = 0.018), pérdida de peso mayor de 10 kg en los últimos seis meses (p = 0.046), invasión a estructuras adyacentes (p = 0.030) y resección quirúrgica subóptima (p = 0.003). El tumor fibroso solitario de la pleura es un tumor de comportamiento biológico incierto, por lo que deberán investigarse factores asociados a malignidad y recurrencia. El tratamiento es la resección quirúrgica en bloque y en caso de presentarse criterios de malignidad o recidiva se requiere terapia adyuvante.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Introduction:  The fibrous lone tumor of the pleura represents less than 5% of the primary pleural tumors, from 12 to 32% can have malignant behavior with local recurrence and metastasis. The diagnostic study of choice is the computed tomography of thorax. Most originate in the visceral pleura and are pediculated. The treatment is surgical resection en bloc due to the high probability of recurrence, with margins of 1-2 cm. 9% of cases have recurrence.  Objectives:  Identify factors related to malignant behavior and recurrence.  Material and methods:  Observational, descriptive, retrospective and transversal study. All patients undergoing resection of TFSP are included in the National Institute of Respiratory Diseases, from January 2008 to December 2017.  Results:  26 patients are included, most frequently pediculated tumors dependent on the visceral pleura, 92% manifested symptoms, mainly dyspnoea. Eighteen benign and eight malignant, of which two relapsed, there was death associated with the tumor in two cases.  Conclusions:  The factors related to malignant behavior were the presence of general symptoms (p = 0.013), weight loss greater than 10 kg in the last six months (p = 0.004) and invasion of adjacent structures (p = 0.020). The factors related to recurrence were the presence &gt; 4 mitoses/10 high power fields (p = 0.018), weight loss greater than 10 kg in the last six months (p = 0.046), invasion of adjacent structures (p = 0.030) and suboptimal surgical resection (p = 0.003). Fibrous lone tumor of the pleura is a tumor of uncertain biological behavior, therefore, factors associated with malignancy and recurrence should be investigated. The treatment is surgical resection en bloc and if malignancy or recurrence criteria are present, adjuvant therapy is required.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Tumor fibroso solitario de la pleura]]></kwd>
<kwd lng="es"><![CDATA[neoplasias pleurales]]></kwd>
<kwd lng="es"><![CDATA[malignidad]]></kwd>
<kwd lng="es"><![CDATA[recidiva]]></kwd>
<kwd lng="en"><![CDATA[Fibrous solitary tumor of the pleura]]></kwd>
<kwd lng="en"><![CDATA[pleural neoplasms]]></kwd>
<kwd lng="en"><![CDATA[malignancy]]></kwd>
<kwd lng="en"><![CDATA[relapse]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Franzen]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Diebold]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Soltermann]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Determinants of outcome of solitary fibrous tumors of the pleura: an observational cohort study]]></article-title>
<source><![CDATA[BMC Pul Med]]></source>
<year>2014</year>
<volume>14</volume>
<page-range>138-42</page-range></nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Abu Arab]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Solitary fibrous tumours of the pleura]]></article-title>
<source><![CDATA[Eur J Cardiothoracic Surg]]></source>
<year>2012</year>
<volume>41</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>587-97</page-range></nlm-citation>
</ref>
<ref id="B3">
<label>3</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Boddaert]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Guiraudet]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Grand]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Solitary fibrous tumors of the pleura: a poorly defined malignacy profile]]></article-title>
<source><![CDATA[Ann Thorac Surg]]></source>
<year>2015</year>
<volume>99</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>1025-31</page-range></nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[England]]></surname>
<given-names><![CDATA[DM]]></given-names>
</name>
<name>
<surname><![CDATA[Hochholzer]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[McCarthy]]></surname>
<given-names><![CDATA[MJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Localized benign and malignant fibrous tumors of the pleura. A clinicopathologic review of 223 cases]]></article-title>
<source><![CDATA[Am J Surg Pathol]]></source>
<year>1989</year>
<volume>13</volume>
<numero>8</numero>
<issue>8</issue>
<page-range>640-58</page-range></nlm-citation>
</ref>
<ref id="B5">
<label>5</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Schmid]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Csanadi]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Kaifi]]></surname>
<given-names><![CDATA[JT]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Prognostic factors in solitary fibrous tumors of the pleura]]></article-title>
<source><![CDATA[J Surg Res]]></source>
<year>2015</year>
<volume>195</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>580-7</page-range></nlm-citation>
</ref>
<ref id="B6">
<label>6</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lanhon]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Mercier]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
<name>
<surname><![CDATA[Fadel]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Solitary fibrous tumor of the pleura: outcomes of 157 complete resections in a single center]]></article-title>
<source><![CDATA[Ann Thorac Surg]]></source>
<year>2012</year>
<volume>94</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>394-400</page-range></nlm-citation>
</ref>
<ref id="B7">
<label>7</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cardinale]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Ardissone]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Garetto]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Imaging of benign solitary fibrous tumor of the pleura: a pictorial essay]]></article-title>
<source><![CDATA[Rare Tumors]]></source>
<year>2010</year>
<volume>2</volume>
<numero>1</numero>
<issue>1</issue>
</nlm-citation>
</ref>
<ref id="B8">
<label>8</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tapias]]></surname>
<given-names><![CDATA[LF]]></given-names>
</name>
<name>
<surname><![CDATA[Mercier]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
<name>
<surname><![CDATA[Ghigna]]></surname>
<given-names><![CDATA[MR]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Validation of a scoring system to predict recurrence of resected solitary fibrous tumors of the pleura]]></article-title>
<source><![CDATA[Chest]]></source>
<year>2015</year>
<volume>147</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>216-23</page-range></nlm-citation>
</ref>
<ref id="B9">
<label>9</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Liu]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Liu]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Dong]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Liu]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Recurrent intrathoracic solitary fibrous tumor: Remarkable response to radiotherapy]]></article-title>
<source><![CDATA[Ann Thoracic Med]]></source>
<year>2014</year>
<volume>9</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>245-7</page-range></nlm-citation>
</ref>
<ref id="B10">
<label>10</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Yokoi]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Tsuzuki]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Yatabe]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Solitary fibrous tumour: significance of p53 and CD34 inmunoreactivity in its malignant transformation]]></article-title>
<source><![CDATA[Histopathology]]></source>
<year>1998</year>
<volume>32</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>423-32</page-range></nlm-citation>
</ref>
<ref id="B11">
<label>11</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[de Perrot]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Fischer]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Bründler]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
<name>
<surname><![CDATA[Sekine]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Keshavjee]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Solitary fibrous tumors of the lleura]]></article-title>
<source><![CDATA[Ann Thorac Surg]]></source>
<year>2002</year>
<volume>74</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>285-93</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
