<?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>S1870-199X2022000300072</article-id>
<article-id pub-id-type="doi">10.22201/fo.1870199xp.2022.26.3.80248</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Manejo endodóntico conservador en paciente con carcinoma metastásico. Revisión y reporte de caso]]></article-title>
<article-title xml:lang="en"><![CDATA[Conservative Endodontic Management in a Patient with Metastatic Carcinoma. Review and Report of a Case]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mendiburu-Zavala]]></surname>
<given-names><![CDATA[Celia Elena del Perpetuo Socorro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Baeza-Denis]]></surname>
<given-names><![CDATA[Pamela]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Carrillo-Mendiburu]]></surname>
<given-names><![CDATA[Josué]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Peñaloza-Cuevas]]></surname>
<given-names><![CDATA[Ricardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma de Yucatán Facultad de Odontología ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,práctica privada  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="Af3">
<institution><![CDATA[,Centro Médico Dalinde  ]]></institution>
<addr-line><![CDATA[CDMX ]]></addr-line>
</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>26</volume>
<numero>3</numero>
<fpage>72</fpage>
<lpage>79</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1870-199X2022000300072&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1870-199X2022000300072&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1870-199X2022000300072&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción:  El carcinoma es definido como una neoplasia maligna que se forma a partir del tejido epitelial, de etiología desconocida y multifactorial, relacionada con los hábitos de consumo de tabaco y alcohol; de rápido crecimiento, destrucción tisular local y capacidad para hacer metástasis.  Objetivo:  Presentar el manejo endodóntico conservador en un paciente con carcinoma metastásico.  Presentación del caso:  Paciente masculino de 69 años, maya-hablante que acudió para valoración y tratamiento de los dientes 32 (con corona fenestrada) y 33, ambos sintomáticos. Durante la anamnesis refirió haber sido fumador y alcohólico, estar bajo tratamiento analgésico por dolor de masa indurada en la cadena ganglionar cervical izquierda, otitis media crónica y otorrea crónica, sin dolor ni fiebre, de un año de evolución. A la inspección clínica extraoral, se palpó la región ganglionar cervical izquierda agrandada e indurada, extendiéndose hasta el área submandibular y preauricular. Manifestó odinofagia leve y disfagia. Se diagnosticó periodontitis apical crónica (32) y necrosis pulpar parcial aséptica (33). Se realizó tratamiento de ambos dientes sin anestesia, aislamiento atraumático, apertura, tope apical, técnica de instrumentación StepBack, irrigación del conducto con hipoclorito de sodio (NaClO) al 5% para desinfección y conformación, secado y colocación de hidróxido de calcio (Ca(OH)&#8322;), y sellado con resina. No se realizó obturación con gutapercha. Posterior al tratamiento endodóntico se realizó la interconsulta con oncología, donde se realizó biopsia del nódulo cervical izquierdo por aspiración con aguja fina, y se diagnosticó metástasis de carcinoma poco diferenciado con extensa necrosis. Se localizó tumor primario: carcinoma en laringe, por medio de ultrasonido con contraste.  Conclusiones: El manejo fue conservador, por sospecha de la condición neoplásica que el paciente presentaba.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction: Carcinoma is defined as a malignant neoplasm that forms from epithelial tissue, of unknown and multifactorial etiology, related to tobacco and alcohol consumption habits; with rapid growth, local tissue destruction and ability to metastasize.  Objective:  To present conservative endodontic management in a patient with metastatic carcinoma.  Case presentation:  A 69-year-old Mayan-speaking male patient, who came for evaluation and treatment of teeth 32 (with fenestrated crown) and 33, both symptomatic. During the anamnesis, he reported being a former smoker and alcoholic, being under analgesic treatment for pain from an indurated mass in the left cervical lymph nodes, chronic otitis media and chronic otorrhea, without pain or fever, with one year of evolution. Upon the extraoral clinical inspection, the enlarged and indurated left cervical lymph node region was palpated and it extended to the submandibular and preauricular area. He manifested mild odynophagia and dysphagia. Chronic apical periodontitis (32) and aseptic partial pulp necrosis (33) were diagnosed. Treatment of both teeth was performed without anaesthesia, atraumatic isolation, opening, apical stop, StepBack instrumentation technique, irrigation of the canal with 5% sodium hypochlorite (NaClO) for disinfection and shaping, drying and placement of calcium hydroxide (Ca(OH)&#8322;), sealing with resin. No gutta-percha obturation was performed. After the endodontic treatment, an interconsultation with Oncology was carried out, doing a biopsy of the left cervical nodule by fine needle aspiration, showing metastasis of poorly differentiated carcinoma with extensive necrosis. Primary tumour was located using contrast ultrasound: carcinoma in the larynx.  Conclusions:  Management was conservative, due to suspicion of the neoplastic condition that the patient presented.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[tratamiento endodóntico conservador]]></kwd>
<kwd lng="es"><![CDATA[carcinoma de laringe]]></kwd>
<kwd lng="es"><![CDATA[carcinoma metastásico]]></kwd>
<kwd lng="en"><![CDATA[Conservative endodontic treatment]]></kwd>
<kwd lng="en"><![CDATA[laryngeal carcinoma]]></kwd>
<kwd lng="en"><![CDATA[metastatic carcinoma]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>1.</label><nlm-citation citation-type="">
<collab>Organización Panamericana de la Salud (OPS)</collab>
<source><![CDATA[Día mundial contra el cáncer 2023: Por unos cuidados más justos]]></source>
<year></year>
</nlm-citation>
</ref>
<ref id="B2">
<label>2.</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Reynoso-Noverón]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Torres-Domínguez]]></surname>
<given-names><![CDATA[JA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Epidemiología del cáncer en México: carga global y proyecciones 2000-2020]]></article-title>
<source><![CDATA[Revista Latinoamericana de Medicina Conductual]]></source>
<year>2018</year>
<volume>8</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>9-15</page-range></nlm-citation>
</ref>
<ref id="B3">
<label>3.</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lévano-Villanueva]]></surname>
<given-names><![CDATA[CJU]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Manejo del paciente oncológico por el odontólogo general]]></article-title>
<source><![CDATA[Revista Odontológica Basadrina]]></source>
<year>2019</year>
<volume>3</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>46-50</page-range></nlm-citation>
</ref>
<ref id="B4">
<label>4.</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Oberreuter]]></surname>
<given-names><![CDATA[EG]]></given-names>
</name>
<name>
<surname><![CDATA[Oliva]]></surname>
<given-names><![CDATA[GC]]></given-names>
</name>
<name>
<surname><![CDATA[Contreras]]></surname>
<given-names><![CDATA[RJM]]></given-names>
</name>
<name>
<surname><![CDATA[Cardemil]]></surname>
<given-names><![CDATA[MF]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Análisis de tiempos de espera en pacientes con cáncer de cabeza y cuello en el Hospital San Juan de Dios]]></article-title>
<source><![CDATA[Rev Otorrinolaringol Cir Cabeza Cuello]]></source>
<year>2017</year>
<volume>77</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>144-9</page-range></nlm-citation>
</ref>
<ref id="B5">
<label>5.</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Domínguez-Cherit]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez-Gutiérrez]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Narváez-Rosales]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Toussaint-Caire]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Fonte-Avalos]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Características del carcinoma epidermoide cutáneo y riesgo para el desarrollo de recidivas con cirugía convencional y cirugía con transoperatorio tardío]]></article-title>
<source><![CDATA[Cirugía y Cirujanos]]></source>
<year>2017</year>
<volume>85</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>499-503</page-range></nlm-citation>
</ref>
<ref id="B6">
<label>6.</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Delesma-Chumbe]]></surname>
<given-names><![CDATA[AF]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Prevalencia del carcinoma epidermoide en el Servicio de Cirugía Cabeza y Cuello del Hospital Dos de Mayo durante el periodo 2005-2016]]></article-title>
<source><![CDATA[Odontol Sanmarquina]]></source>
<year>2018</year>
<volume>21</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>113-8</page-range></nlm-citation>
</ref>
<ref id="B7">
<label>7.</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mendenhall]]></surname>
<given-names><![CDATA[WM]]></given-names>
</name>
<name>
<surname><![CDATA[Werning]]></surname>
<given-names><![CDATA[JW]]></given-names>
</name>
<name>
<surname><![CDATA[Pfister]]></surname>
<given-names><![CDATA[DG]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Treatment of head and neck cancer]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[DeVita]]></surname>
<given-names><![CDATA[VT]]></given-names>
</name>
<name>
<surname><![CDATA[Lawrence]]></surname>
<given-names><![CDATA[TS]]></given-names>
</name>
<name>
<surname><![CDATA[Rosenberg]]></surname>
<given-names><![CDATA[SA]]></given-names>
</name>
</person-group>
<source><![CDATA[Cancer: Principles and practice of oncology]]></source>
<year>2011</year>
<edition>9</edition>
<page-range>729-80</page-range><publisher-loc><![CDATA[Philadelphia ]]></publisher-loc>
<publisher-name><![CDATA[Lippincott Williams &amp; Wilkins]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B8">
<label>8.</label><nlm-citation citation-type="book">
<collab>American Cancer Society</collab>
<source><![CDATA[Cancer facts and figures 2023]]></source>
<year></year>
<publisher-name><![CDATA[American Cancer Society]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B9">
<label>9.</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Forastiere]]></surname>
<given-names><![CDATA[AA]]></given-names>
</name>
<name>
<surname><![CDATA[Zhang]]></surname>
<given-names><![CDATA[Q]]></given-names>
</name>
<name>
<surname><![CDATA[Weber]]></surname>
<given-names><![CDATA[RS]]></given-names>
</name>
<name>
<surname><![CDATA[Maor]]></surname>
<given-names><![CDATA[MH]]></given-names>
</name>
<name>
<surname><![CDATA[Goepfert]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Pajak]]></surname>
<given-names><![CDATA[TF]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Long-term results of RTOG 91-11: A comparison of three nonsurgical treatment strategies to preserve the larynx in patients with locally advanced larynx cancer]]></article-title>
<source><![CDATA[J Clin Oncol]]></source>
<year>2013</year>
<volume>31</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>845-52</page-range></nlm-citation>
</ref>
<ref id="B10">
<label>10.</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Martins]]></surname>
<given-names><![CDATA[CV]]></given-names>
</name>
<name>
<surname><![CDATA[Leoni]]></surname>
<given-names><![CDATA[GB]]></given-names>
</name>
<name>
<surname><![CDATA[Oliveira]]></surname>
<given-names><![CDATA[HF]]></given-names>
</name>
<name>
<surname><![CDATA[Arid]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Queiroz]]></surname>
<given-names><![CDATA[AM]]></given-names>
</name>
<name>
<surname><![CDATA[Silva]]></surname>
<given-names><![CDATA[LAB]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Influence of therapeutic cancer radiation on the bond strength of an epoxy-or an MTA-based sealer to root dentine]]></article-title>
<source><![CDATA[Int Endod J]]></source>
<year>2016</year>
<volume>49</volume>
<numero>11</numero>
<issue>11</issue>
<page-range>1065-72</page-range></nlm-citation>
</ref>
<ref id="B11">
<label>11.</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mora Jiménez]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Consideraciones endodónticas en pacientes sometidos a quimioterapia y radioterapia]]></article-title>
<source><![CDATA[Odontología Vital]]></source>
<year>2017</year>
<numero>27</numero>
<issue>27</issue>
<page-range>45-50</page-range></nlm-citation>
</ref>
<ref id="B12">
<label>12.</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Andrade]]></surname>
<given-names><![CDATA[NS]]></given-names>
</name>
<name>
<surname><![CDATA[Granchelli]]></surname>
<given-names><![CDATA[AF]]></given-names>
</name>
<name>
<surname><![CDATA[Gallottini]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Campos]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Tateno]]></surname>
<given-names><![CDATA[RY]]></given-names>
</name>
<name>
<surname><![CDATA[Palma]]></surname>
<given-names><![CDATA[LF]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Multimodal approach for oral rehabilitation in an irradiated head and neck patient: a case report]]></article-title>
<source><![CDATA[RSD]]></source>
<year>2020</year>
<volume>9</volume>
<numero>7</numero>
<issue>7</issue>
</nlm-citation>
</ref>
<ref id="B13">
<label>13.</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kielbassa]]></surname>
<given-names><![CDATA[AM]]></given-names>
</name>
<name>
<surname><![CDATA[Hinkelbein]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
<name>
<surname><![CDATA[Hellwig]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Meyer-Lückel]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Radiation-related damage to dentition]]></article-title>
<source><![CDATA[Lancet Oncol]]></source>
<year>2006</year>
<volume>7</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>326-35</page-range></nlm-citation>
</ref>
<ref id="B14">
<label>14.</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lilly]]></surname>
<given-names><![CDATA[JP]]></given-names>
</name>
<name>
<surname><![CDATA[Cox]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Arcuri]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Krell]]></surname>
<given-names><![CDATA[KV]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[An evaluation of root canal treatment in patients who have received irradiation to the mandible and maxilla]]></article-title>
<source><![CDATA[Oral Surg Oral Med Oral Pathol Oral Radiol]]></source>
<year>1998</year>
<volume>86</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>224-6</page-range></nlm-citation>
</ref>
<ref id="B15">
<label>15.</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Khaw]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Logan]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Keefe]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Bartold]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Radiation-induced oral mucositis and periodontitis - proposal for an inter-relationship]]></article-title>
<source><![CDATA[Oral Dis]]></source>
<year>2014</year>
<volume>20</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>e7-e18</page-range></nlm-citation>
</ref>
<ref id="B16">
<label>16.</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Yanaguizawa]]></surname>
<given-names><![CDATA[WH]]></given-names>
</name>
<name>
<surname><![CDATA[Kobayashi-Velasco]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Gialain]]></surname>
<given-names><![CDATA[IO]]></given-names>
</name>
<name>
<surname><![CDATA[Caldeira]]></surname>
<given-names><![CDATA[CL]]></given-names>
</name>
<name>
<surname><![CDATA[Cavalcanti]]></surname>
<given-names><![CDATA[MGP]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Endodontic treatment in patients previously subjected to head and neck radiotherapy: a literature review]]></article-title>
<source><![CDATA[J Oral Diag]]></source>
<year>2019</year>
<volume>4</volume>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
