<?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>S0034-75072021000400009</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Terapia descompresiva en el manejo no quirúrgico de lesiones perirradiculares de gran tamaño]]></article-title>
<article-title xml:lang="en"><![CDATA[Decompressive therapy in the non-surgical management of large periradicular lesions]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Florez-Ariza]]></surname>
<given-names><![CDATA[J. E.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Salazar-Ditta]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodriguez-Cárdenas]]></surname>
<given-names><![CDATA[Y. A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castillo]]></surname>
<given-names><![CDATA[A. Aliaga-del]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ruiz-Mora]]></surname>
<given-names><![CDATA[G. A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Arriola-Guillén]]></surname>
<given-names><![CDATA[L. E.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Cartagena Facultad de Odontología Departamento Medicina Oral]]></institution>
<addr-line><![CDATA[Cartagena ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad del Sinú. Cartagena  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Nacional de Colombia Facultad de Odontología División de Radiología Bucal y Maxilofacial]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidade de São Pablo Faculdade de Odontologia Divisão de Ortodontia]]></institution>
<addr-line><![CDATA[São Paulo ]]></addr-line>
<country>Brazil</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Universidad Nacional de Colombia Facultad de Odontología División de Ortodoncia]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af6">
<institution><![CDATA[,Universidad Científica del Sur Carrera de Estomatología División de Ortodoncia y Radiología Bucal y Maxilofacial]]></institution>
<addr-line><![CDATA[Lima ]]></addr-line>
<country>Peru</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2021</year>
</pub-date>
<volume>58</volume>
<numero>4</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0034-75072021000400009&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0034-75072021000400009&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0034-75072021000400009&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  La periodontitis apical asintomática es de los diagnósticos endodónticos más comunes que se presentan en la población mundial. Consiste en la afectación del tejido periapical como resultado de la activación de mecanismos de inflamación, los que incluyen lisis y reabsorción de tejidos de soporte como cemento, ligamento y hueso alveolar. El signo patognomónico de la periodontitis apical es la presencia de radiolucidez periapical, resultado de la destrucción de los tejidos periapicales. Su principal tratamiento abarca el manejo endodóntico convencional cuyo objetivo es la eliminación de los irritantes locales dentro del conducto radicular. Sin embargo, cuando se desarrollan lesiones de gran tamaño es necesario complementar con terapias que aceleren la reparación, una de ellas la descompresión, la cual a partir de la reducción de la presión intralesión e intraósea con lo que favorece la formación de tejido fibroso, conectivo y óseo.  Objetivo:  Describir la técnica de descompresión intraconducto en el manejo de lesiones periapicales de gran tamaño.  Presentación del caso:  Paciente de 33 años de edad, con diagnóstico de periodontitis apical asintomática y evaluación tomográfica de lesión periapical de gran tamaño (67,5 UH) manejado con terapia endodóntica convencional y descomprensión intraconducto como terapia coadyuvante. Posterior a la restauración se realizaron controles clínicos y radiográficos. A los 24 meses se evidenció reparación de los tejidos involucrados con restauración del espacio del ligamento periodontal.  Conclusiones:  En este caso, la terapia descomprensiva fue una alternativa en el manejo de una lesión periapical de gran tamaño, que permitió regular la presión intraósea y facilitar la regeneración del tejido óseo, evitando la intervención quirúrgica siendo así más confortante para el paciente.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  Asymptomatic apical periodontitis is one of the most common endodontic disorders diagnosed in the world population. It consists in damage to the periapical tissue due to activation of inflammation mechanisms, including lysis and resorption of support tissues like cementum, ligament and alveolar bone. The pathognomonic sign of apical periodontitis is the presence of periapical radiolucency due to the destruction of periapical tissue. Its main treatment includes conventional endodontic management aimed at removing local irritants from the root canal. However, when large lesions develop, it is necessary to complement the conventional treatment with therapies speeding up the repair process, such as decompression, which reduces intralesion and intraosseous pressure, fostering the formation of fibrous, connective and bone tissue.  Objective:  Describe the use of intracanal decompression technique in the management of large periapical lesions.  Case presentation:  A case is presented of a 33-year-old patient diagnosed with asymptomatic apical periodontitis and a tomographic evaluation of a large periapical lesion (67.5 UH) treated with conventional endodontic therapy and intracanal decompression as adjuvant therapy. Restoration was followed by clinical and radiographic controls. At 24 months it was observed that the tissues involved had been repaired and the periodontal ligament space restored.  Conclusions:  The use of decompressive therapy as an alternative in the management of a large periapical lesion, made it possible to regulate intraosseous pressure and facilitate bone tissue regeneration, relieving the patient from the discomforts of a surgical intervention.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[periodontitis periapical]]></kwd>
<kwd lng="es"><![CDATA[descompresión]]></kwd>
<kwd lng="es"><![CDATA[tomografía computarizada de haz cónico]]></kwd>
<kwd lng="en"><![CDATA[periapical periodontitis]]></kwd>
<kwd lng="en"><![CDATA[decompression]]></kwd>
<kwd lng="en"><![CDATA[cone-beam computed tomography]]></kwd>
</kwd-group>
</article-meta>
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