<?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>S0034-75072021000200015</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Sinusitis maxilar iatrogénica por material de impresión dental]]></article-title>
<article-title xml:lang="en"><![CDATA[Iatrogenic maxillary sinusitis by dental impression material]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Contreras]]></surname>
<given-names><![CDATA[Albert Malet]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Carretero]]></surname>
<given-names><![CDATA[Jose Luis Cebrián]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Universitario La Paz Departamento de Cirugía Oral y Maxilofacial ]]></institution>
<addr-line><![CDATA[Madrid ]]></addr-line>
<country>España</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>58</volume>
<numero>2</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0034-75072021000200015&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0034-75072021000200015&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0034-75072021000200015&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  La etiología de la sinusitis maxilar comprende diferentes causas primarias y secundarias. Siempre es preciso descartar de inicio aquellas causas iatrogénicas consecuencia de intervenciones previas.  Objetivo:  Realizar una revisión de las diferentes causas de sinusitis maxilar, con énfasis en las causas raras iatrogénicas y en el protocolo de actuación.  Presentación del caso: Paciente varón de 60 años que presenta episodios de sinusitis maxilar. Como antecedentes quirúrgicos se había realizado quistectomía maxilar, tratamiento de fístula oroantral secundaria y rehabilitación protésica posterior. Tras estudio radiológico inicial se halló una masa intrasinusal, compatible al tacto con material de impresión dental.  Conclusiones:  Es importante antes de cualquier rehabilitación protésica y de la toma de modelos confirmar la ausencia de fístula oroantral para evitar la intrusión de material extraño en el seno maxilar.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  The etiology of maxillary sinusitis comprises a number of primary and secondary causes. It is always necessary to initially rule out iatrogenic causes resulting from previous interventions.  Objective:  Carry out a review of the different causes of maxillary sinusitis, with an emphasis on the rare iatrogenic causes and the clinical management protocols.  Case presentation: A male 60-year-old patient who experiences episodes of maxillary sinusitis. Surgical antecedents include maxillary cystectomy, treatment for secondary oroantral fistula and posterior prosthetic rehabilitation. Initial radiological examination revealed an intrasinus mass compatible to the touch with dental impression material.  Conclusions:  Before any sort of prosthetic rehabilitation and the taking of models, it is important to confirm the absence of an oroantral fistula, to prevent the entrance of foreign material into the maxillary sinus.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[sinusitis maxilar]]></kwd>
<kwd lng="es"><![CDATA[fístula oroantral]]></kwd>
<kwd lng="es"><![CDATA[cuerpos extraños]]></kwd>
<kwd lng="es"><![CDATA[silicona]]></kwd>
<kwd lng="es"><![CDATA[enfermedad iatrogénica]]></kwd>
<kwd lng="es"><![CDATA[cirugía sinusal]]></kwd>
<kwd lng="en"><![CDATA[maxillary sinusitis]]></kwd>
<kwd lng="en"><![CDATA[oroantral fistula]]></kwd>
<kwd lng="en"><![CDATA[foreign bodies]]></kwd>
<kwd lng="en"><![CDATA[silicone]]></kwd>
<kwd lng="en"><![CDATA[iatrogenic disease]]></kwd>
<kwd lng="en"><![CDATA[sinus surgery]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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