<?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>1870-199X</journal-id>
<journal-title><![CDATA[Revista odontológica mexicana]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Odont. Mex]]></abbrev-journal-title>
<issn>1870-199X</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México, Facultad de Odontología]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1870-199X2007000300145</article-id>
<article-id pub-id-type="doi">10.22201/fo.1870199xp.2007.11.3.15814</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Recidiva de carcinoma basocelular, experiencia en pacientes tratados quirúrgicamente]]></article-title>
<article-title xml:lang="en"><![CDATA[Basal cell carcinoma. Its recurrence in patients with surgical excision]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ito Medina]]></surname>
<given-names><![CDATA[Ricardo Michigan]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González Martínez]]></surname>
<given-names><![CDATA[José]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Villanueva Vilchis]]></surname>
<given-names><![CDATA[Carmen]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,IMSS Hospital de Especialidades CMN &#8220;La Raza&#8221; ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,IMSS Hospital de Especialidades del CMN S. XXI ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,UNAM Facultad de Odontología División de Estudios de Posgrado e Investigación]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2007</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2007</year>
</pub-date>
<volume>11</volume>
<numero>3</numero>
<fpage>145</fpage>
<lpage>149</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1870-199X2007000300145&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1870-199X2007000300145&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1870-199X2007000300145&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Objetivo El objetivo del estudio fue evaluar la eficacia del tratamiento quirúrgico en una población determinada de pacientes tratados en el Servicio de Cirugía Plástica y Reconstructiva del Hospital de Especialidades del Centro Médico Nacional Siglo XXI, mediante la determinación de la incidencia de recidiva del carcinoma basocelular (CBC) y su asociación con el sitio anatómico, edad, sexo, técnica quirúrgica empleada para reconstrucción y tipo histológico.  Diseño Longitudinal, retrospectivo.  Método Se analizaron 31 expedientes de pacientes captados, se incluyeron 35 lesiones, con diagnóstico confirmado de carcinoma basocelular tratados con excisión quirúrgica convencional en el periodo comprendido entre el año 1999 y 2004, mismos que continuaron en control hasta su alta.  Resultados Se presentaron sólo dos casos de recidiva durante el periodo de seguimiento. La incidencia acumulada de carcinoma basocelular observada fue del 5.7% (&#967;2 = 27.45 p &lt; .001). En cuanto a la localización, un caso se presentó en el dorso nasal y otro en región frontal lateral derecha y ambos presentaron bordes positivos en tejido excisionado. El tipo histológico más frecuente fue el de nódulo ulcerativo con 54.3%. No se observó diferencia estadística significativa en cuanto a la distribución de recidiva por tipo histológico.  Conclusiones El porcentaje de recidiva obtenido (5.7%) es congruente con lo reportado en la literatura, los casos de recidiva (n = 2) correspondieron a lesiones incompletamente excididas. La localización predominante fue en el área nasal y supraciliar.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Objective We sought to estimate the recurrence of basocelular carcinoma (BCC) and its correlation to anatomic place, age, sex and reconstructive surgical technique, in a given population.  Design Retrospective study.  Method Thirty one medical files were examined which included a total of 35 lesions confirmed as BCC that at the same time were treated with conventional excision in the time period of 1999 to 2004.  Results The recurrence observed was 5.7% (&#967;2 = 27.45 p &lt; .001). According to localization of the recurrence cases, one corresponded to nasal dorsum and the other one to lateral frontal area, both of them reported with incomplete excised borders. The most frequent histological type was the nodular ulcerative (54%) from the total. However there was no statistical difference concerning the distribution of reincidence and histological type.  Conclusions The percentage presented before (5.7%) is coherent with those described in literature, the cases of recurrence (n = 2) were all related to incomplete resections. The most common places of occurrence were the nasal and supraciliar areas.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Recidiva]]></kwd>
<kwd lng="es"><![CDATA[carcinoma basocelular]]></kwd>
<kwd lng="es"><![CDATA[excisión quirúrgica]]></kwd>
<kwd lng="en"><![CDATA[Basal cell carcinoma]]></kwd>
<kwd lng="en"><![CDATA[recurrence]]></kwd>
<kwd lng="en"><![CDATA[surgical excision]]></kwd>
</kwd-group>
</article-meta>
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