<?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>0138-6557</journal-id>
<journal-title><![CDATA[Revista Cubana de Medicina Militar]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cub Med Mil]]></abbrev-journal-title>
<issn>0138-6557</issn>
<publisher>
<publisher-name><![CDATA[Centro Nacional de Información de Ciencias MédicasEditorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0138-65572021000200015</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Potencial de transformación maligna de las lesiones blanquecinas bucales]]></article-title>
<article-title xml:lang="en"><![CDATA[Potential for malignant transformation of whitish oral lesions]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Figueroa Pérez]]></surname>
<given-names><![CDATA[Yanela]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pérez Aréchaga]]></surname>
<given-names><![CDATA[Dianet]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Borges García]]></surname>
<given-names><![CDATA[Tairy]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ortiz Díaz]]></surname>
<given-names><![CDATA[Leonardo Abilio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cabrera García]]></surname>
<given-names><![CDATA[Ana Gloria]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Jiménez Rodríguez]]></surname>
<given-names><![CDATA[Yunieski]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Militar &#8220;Comandante Manuel Fajardo Rivero&#8221;  ]]></institution>
<addr-line><![CDATA[ Santa Clara]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de Ciencias Médicas de Villa Clara  ]]></institution>
<addr-line><![CDATA[ Santa Clara]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2021</year>
</pub-date>
<volume>50</volume>
<numero>2</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0138-65572021000200015&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0138-65572021000200015&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0138-65572021000200015&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  Las lesiones blanquecinas bucales con potencial maligno, son un grupo reconocible de enfermedades de las mucosas, que preceden a la aparición de cánceres invasivos de la cavidad bucal.  Objetivo:  Determinar el potencial de transformación maligna de las lesiones blanquecinas de la cavidad bucal.  Métodos:  Se realizó un estudio observacional, descriptivo y transversal, de enero del año 2016 hasta enero de 2020, de todos los pacientes que acudieron al servicio de Cirugía Maxilofacial, con lesiones blanquecinas bucales. Las variables utilizadas fueron: edad, sexo, factores de riesgo, tiempo de evolución, sitio de la lesión, diagnóstico histológico y potencial de transformación maligna. Se exploró asociación mediante ji cuadrado.  Resultados:  Se encontraron lesiones con potencial de transformación maligna en el 24 % de los mayores de 50 años, en el 24,3 % de los hombres y en el 40 % de pacientes con queilitis actínicas. El 83,3 % fueron leucoplasias y entre ellas, el 20 % con potencial de transformación maligna.  Conclusiones:  La leucoplasia es el diagnóstico histológico más común. Las lesiones con potencial de transformación maligna aumentan con la edad, son mayores en los hombres y en pacientes con queilitis actínicas. Los sitios anatómicos en que más aparecen son: paladar blando y labio superior; entre los factores de riesgo de mayor asociación está la exposición al sol.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  Potentially malignant whitish oral lesions are a recognizable group of mucosal diseases that precede the appearance of invasive cancers of the oral cavity.  Objective:  To determine the potential malignant transformation of whitish lesions in the oral cavity.  Methods:  An observational, descriptive and cross-sectional study was carried, from January 2016 to January 2020, of all patients who attended the Maxillofacial Surgery service with whitish oral lesions. The variables used were: age, sex, risk factors, time of evolution, and site of the lesion, histological diagnosis and potential for malignant transformation. To explore the association between categorical variables, the Chi square distribution was used.  Results:  Lesions with the potential for malignant transformation were found in 24 % of those over 50 years of age, in 24,3 % of men and in 40 % of patients with actinic cheilitis. 83,3% were leukoplakia, and among them 20 % with the potential for malignant transformation.  Conclusions:  Leukoplakia was the most common histological diagnosis. Lesions with the potential for malignant transformation increased with age, were greater in men and in actinic cheilitis patients. The anatomical sites in which they appeared most were on the soft palate and upper lip and among the risk factors with the greatest association was sun exposure.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[lesiones blancas]]></kwd>
<kwd lng="es"><![CDATA[lesiones potencial maligno]]></kwd>
<kwd lng="es"><![CDATA[leucoplasia]]></kwd>
<kwd lng="es"><![CDATA[liquen plano]]></kwd>
<kwd lng="es"><![CDATA[cáncer bucal]]></kwd>
<kwd lng="en"><![CDATA[white lesions]]></kwd>
<kwd lng="en"><![CDATA[potentially malignant lesions]]></kwd>
<kwd lng="en"><![CDATA[malignant lesions]]></kwd>
<kwd lng="en"><![CDATA[leukoplakia]]></kwd>
<kwd lng="en"><![CDATA[lichen planus]]></kwd>
<kwd lng="en"><![CDATA[oral cancer]]></kwd>
</kwd-group>
</article-meta>
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