<?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>0034-7507</journal-id>
<journal-title><![CDATA[Revista Cubana de Estomatología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cubana Estomatol]]></abbrev-journal-title>
<issn>0034-7507</issn>
<publisher>
<publisher-name><![CDATA[Editorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0034-75072022000300002</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Queiloplastia de Castañón: una técnica viable y efectiva en la reconstrucción parcial del labio inferior]]></article-title>
<article-title xml:lang="en"><![CDATA[Castañón Cheiloplasty: a viable and effective technique in the partial reconstruction lower lip]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Adán Socarrás]]></surname>
<given-names><![CDATA[Leodanyi]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Oncológico Universitario &#8220;Dr. Celestino Hernández Robau&#8221; Servicio de Cirugía Oncológica de Cabeza y Cuello ]]></institution>
<addr-line><![CDATA[Santa Clara Villa Clara]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2022</year>
</pub-date>
<volume>59</volume>
<numero>3</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0034-75072022000300002&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0034-75072022000300002&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0034-75072022000300002&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  Para el tratamiento del carcinoma epidermoide labial existen varias modalidades terapéuticas, pero la cirugía constituye la primera elección. Numerosas técnicas han sido descritas para el manejo de lesiones que afectan más de un tercio del labio inferior. Sin embargo, la selección de alguna en particular depende del cumplimiento de los principios reconstructivos de esta unidad.  Objetivo: Ejemplificar los beneficios de la utilización de la queiloplastia de Castañón, para la reconstrucción labial parcial, en un paciente con carcinoma epidermoide de labio inferior.  Presentación de caso:  Se presenta un paciente masculino de 68 años de edad, con antecedentes de hábito de fumar y alcoholismo, que acudió a consulta de Cirugía Oncológica de Cabeza y Cuello por presentar lesión localizada en bermellón de labio inferior. Se realizó biopsia, mediante incisión, que informó un carcinoma epidermoide moderadamente diferenciado. Se estudió como un T2N0M0, etapa II y se trató quirúrgicamente mediante queilectomía subtotal y reconstrucción con técnica de Castañón.  Conclusiones: Se presentó el caso clínico de un paciente con carcinoma epidermoide de labio inferior, entidad patológica de alta incidencia. La cirugía constituyó la única modalidad de tratamiento utilizada. Una vez realizada la resección quirúrgica de la lesión, se reconstruyó el defecto, para lo que se utilizó la queiloplastia descrita por Castañón, opción útil para lograr el cumplimiento de los principios estéticos y funcionales.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  For the treatment of labial squamous cell carcinoma there are several therapeutic modalities, but surgery is the first choice. Numerous techniques have been described for the management of lesions affecting more than a third of the lower lip. However, the selection of any particular one depends on the fulfillment of the reconstructive principles of this unit.  Objective:  Exemplify the benefits of using Castañón cheiloplasty for partial lip reconstruction in a patient with squamous cell carcinoma of the lower lip.  Case presentation:  A 68-year-old male patient with a history of smoking and alcoholism was presented, who went to the Head and Neck Oncological Surgery consultation for presenting a lesion located in vermilion of the lower lip. An incisional biopsy reported moderately differentiated squamous cell carcinoma. It was studied as a T2N0M0, stage II and was treated surgically by subtotal cheilectomy and reconstruction with Castañón technique.  Conclusions:  The clinical case of a patient with squamous cell carcinoma of the lower lip, a pathological entity of high incidence, was presented. Surgery was the only treatment modality used. Once the surgical resection of the lesion was performed, the defect was reconstructed, for which the cheiloplasty described by Castañón was used, a useful option to achieve compliance with the aesthetic and functional principles.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[neoplasias de los labios]]></kwd>
<kwd lng="es"><![CDATA[cáncer bucal]]></kwd>
<kwd lng="es"><![CDATA[procedimientos quirúrgicos reconstructivos]]></kwd>
<kwd lng="es"><![CDATA[procedimientos quirúrgicos orales]]></kwd>
<kwd lng="es"><![CDATA[colgajos quirúrgicos]]></kwd>
<kwd lng="es"><![CDATA[cirugía maxilofacial]]></kwd>
<kwd lng="en"><![CDATA[neoplasms of the lips]]></kwd>
<kwd lng="en"><![CDATA[oral cancer]]></kwd>
<kwd lng="en"><![CDATA[reconstructive surgical procedures]]></kwd>
<kwd lng="en"><![CDATA[oral surgical procedures]]></kwd>
<kwd lng="en"><![CDATA[surgical flaps]]></kwd>
<kwd lng="en"><![CDATA[maxillofacial surgery]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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