<?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>0034-7493</journal-id>
<journal-title><![CDATA[Revista Cubana de Cirugía]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cubana Cir]]></abbrev-journal-title>
<issn>0034-7493</issn>
<publisher>
<publisher-name><![CDATA[Editorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0034-74932021000400011</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Carcinoma medular esporádico de tiroides]]></article-title>
<article-title xml:lang="en"><![CDATA[Sporadic Medullary Thyroid Carcinoma]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Puerto Lorenzo]]></surname>
<given-names><![CDATA[José Alberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Torres Ajá]]></surname>
<given-names><![CDATA[Lidia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cabanes Rojas]]></surname>
<given-names><![CDATA[Eslinda]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Ciencias Médicas de Cienfuegos Hospital Provincial &#8220;Gustavo Aldereguía Lima&#8221; ]]></institution>
<addr-line><![CDATA[ Cienfuegos]]></addr-line>
<country>Cuba</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>60</volume>
<numero>4</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0034-74932021000400011&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0034-74932021000400011&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0034-74932021000400011&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción: El carcinoma medular de tiroides, representa aproximadamente entre el 5 - 10 % de todos los carcinomas tiroideos, aparece con más frecuencia entre los 25 y 60 años y en el sexo femenino. Se distinguen dos tipos: el esporádico (no hereditario) y el familiar (hereditario). La localización más frecuente es la unión del tercio superior de lóbulo tiroideo con el tercio medio, que es la zona de mayor concentración de células C.  Objetivo: Presentar el caso de paciente masculino operado de carcinoma medular de tiroides, tipo esporádico, en la provincia de Cienfuegos.  Caso clínico:  Paciente masculino de 60 años de edad, piel blanca, que acudió a la consulta; refiere aumento de volumen del cuello acompañado de disfonía y disfagia a los alimentos sólidos. Al examen físico se constató la presencia del nódulo tiroideo. Se le realizó ultrasonido que corrobora la presencia de un nódulo en el lóbulo derecho del tiroides. La biopsia por aspiración con aguja fina informó el nódulo como sospechoso de malignidad. Se le realizó tiroidectomía total, informándose por la biopsia por parafina de la pieza como un carcinoma medular del tiroides. En la actualidad lleva 6 meses de operado con evolución favorable.  Conclusiones: El carcinoma medular de tiroides constituye una entidad rara y agresiva más frecuente en los pacientes mayores de 45 años, cuyo tratamiento de elección es la cirugía.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction: Medullary thyroid carcinoma accounts for approximately 5-10% of all thyroid carcinomas. It appears more frequently at ages 25-60 years and in females. Two types are distinguished: sporadic (nonhereditary) and familial (hereditary). The most common location is the union of the upper third of the thyroid lobe to the middle third, the area with the highest concentration of C cells.  Objective: To present the case of a male patient operated on for medullary thyroid carcinoma, of sporadic type, in the Cienfuegos Province.  Clinical case:  A 60-year-old male patient of white skin attended consultation. He reported an increase in neck volume accompanied by dysphonia and dysphagia for solid food. The physical examination revealed the presence of the thyroid nodule. Ultrasound was performed, which confirmed the presence of a nodule in the right lobe of the thyroid. Fine needle aspiration biopsy reported the nodule as suspicious for malignancy. A total thyroidectomy was performed, after which, paraffin biopsy of the specimen permitted to report a medullary carcinoma of the thyroid. At present, he has been operating for six months, with favorable evolution.  Conclusions: Medullary thyroid carcinoma is a rare and aggressive entity, more frequent in patients over 45 years of age, whose treatment of choice is surgery.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[carcinoma medular de tiroides]]></kwd>
<kwd lng="es"><![CDATA[variedad esporádico y familiar]]></kwd>
<kwd lng="es"><![CDATA[sospechoso de células neoplásicas]]></kwd>
<kwd lng="es"><![CDATA[tiroidectomía total]]></kwd>
<kwd lng="en"><![CDATA[medullary thyroid carcinoma]]></kwd>
<kwd lng="en"><![CDATA[sporadic and familial varieties]]></kwd>
<kwd lng="en"><![CDATA[suspected for neoplastic cells]]></kwd>
<kwd lng="en"><![CDATA[total thyroidectomy]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Medina González]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Sotolongo Veliz]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Ortiz Reyes]]></surname>
<given-names><![CDATA[RM]]></given-names>
</name>
<name>
<surname><![CDATA[Alfonso Estévez]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Oliva González]]></surname>
<given-names><![CDATA[JP]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Carcinoma medular del tiroides. Estudio descriptivo de 20 años]]></article-title>
<source><![CDATA[Revista Electrónica Dr. Zoilo E. Marinello Vidaurreta]]></source>
<year>2014</year>
<volume>39</volume>
<numero>4</numero>
<issue>4</issue>
</nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Konstantinidis]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Stang]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Román]]></surname>
<given-names><![CDATA[SA]]></given-names>
</name>
<name>
<surname><![CDATA[Sosa]]></surname>
<given-names><![CDATA[JA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Surgical management of medullary thyroid carcinoma]]></article-title>
<source><![CDATA[Updates Surg]]></source>
<year>2017</year>
<volume>13</volume>
<page-range>344-6</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[Morlán Herrador]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[de Arriba]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Miguel]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Ferrer]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Labarta]]></surname>
<given-names><![CDATA[JI]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Estudio de carcinoma medular de tiroides a partir de un caso índice]]></article-title>
<source><![CDATA[Arch Argent Pediatr]]></source>
<year>2016</year>
<volume>114</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>421-4</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[Barletta Carrillo]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Poterico]]></surname>
<given-names><![CDATA[JA]]></given-names>
</name>
<name>
<surname><![CDATA[Barrionuevo Cornejo]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Casavilca]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Pinedo Cárdenas]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Quispe Santibáñez]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cáncer Medular de Tiroides familiar: reporte de un caso y revisión de la literatura]]></article-title>
<source><![CDATA[Revista de la Facultad de Ciencias Médicas]]></source>
<year>2018</year>
<volume>75</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>303-9</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[Macías García]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Jurado Escámez]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Porras Hidalgo]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Carcinoma epidermoide de laringe sincrónico con carcinoma medular de tiroides. Presentación de un caso]]></article-title>
<source><![CDATA[Revista Española de Patología]]></source>
<year>2016</year>
<volume>49</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>195-9</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[Laberiano-Fernández]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Somocurcio-Peralta]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Carcinoma papilar y medular de tiroides simultáneo. Reporte de Caso]]></article-title>
<source><![CDATA[Rev. Cuerpo Méd]]></source>
<year>2015</year>
<volume>8</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>226-30</page-range></nlm-citation>
</ref>
<ref id="B7">
<label>7</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cabrera Martín]]></surname>
<given-names><![CDATA[MN]]></given-names>
</name>
<name>
<surname><![CDATA[Pasamontes Pingarrón]]></surname>
<given-names><![CDATA[JA]]></given-names>
</name>
<name>
<surname><![CDATA[Carreras Delgado]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Procedimientos diagnósticos de Medicina Nuclear en el carcinoma medular de tiroides]]></article-title>
<source><![CDATA[Madrid: Rev. Cáncer]]></source>
<year>2013</year>
<volume>19</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>171-9</page-range></nlm-citation>
</ref>
<ref id="B8">
<label>8</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wells]]></surname>
<given-names><![CDATA[SA]]></given-names>
</name>
<name>
<surname><![CDATA[Pacini]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Robinson]]></surname>
<given-names><![CDATA[BG]]></given-names>
</name>
<name>
<surname><![CDATA[Santoro]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Múltiple endocrine neoplasia type 2 and familial medullary thyroid carcinoma an update]]></article-title>
<source><![CDATA[J Clin Endocrinol Metab]]></source>
<year>2013</year>
<volume>98</volume>
<numero>8</numero>
<issue>8</issue>
<page-range>3149-64</page-range></nlm-citation>
</ref>
<ref id="B9">
<label>9</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Posada Torres]]></surname>
<given-names><![CDATA[JA]]></given-names>
</name>
</person-group>
<source><![CDATA[Morbilidad asociada al tratamiento quirúrgico primario en cáncer medular]]></source>
<year>2013</year>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B10">
<label>10</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[López Gómez]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Medina Ornelas]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Salazar Álvarez]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
<name>
<surname><![CDATA[Álvarez Bojórquez]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Zaragoza Cruz]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Melchor Ruan]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Resección hepática radioguiada con 18F-DOPA en un paciente con carcinoma medular de tiroides metastásico]]></article-title>
<source><![CDATA[Rev. Esp. Med. Nuc e Imagen Molecular]]></source>
<year>2018</year>
<volume>37</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>244-9</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[Fuenzalida]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Vial]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Rojas]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Pizarro]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Puebla]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Vial]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cirugía profiláctica en cáncer medular de tiroides hereditario]]></article-title>
<source><![CDATA[Rev. Chi. Cir]]></source>
<year>2017</year>
<volume>69</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>268-72</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[Pulgar]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Jans]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Petric]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[León]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Camus]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Goñi]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cáncer medular de tiroides: experiencia quirúrgica en 10 años]]></article-title>
<source><![CDATA[Rev Méd Chile]]></source>
<year>2013</year>
<volume>141</volume>
<page-range>1395-401</page-range></nlm-citation>
</ref>
<ref id="B13">
<label>13</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Martins]]></surname>
<given-names><![CDATA[AM]]></given-names>
</name>
<name>
<surname><![CDATA[Capela]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Carcinoma Medular da Tiroide perspetiva após as guidelines de 2015 da ATA]]></article-title>
<source><![CDATA[Rev. Port. de Cirugía]]></source>
<year>2017</year>
<volume>43</volume>
<page-range>11-28</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[Wells]]></surname>
<given-names><![CDATA[SA]]></given-names>
</name>
<name>
<surname><![CDATA[Asa]]></surname>
<given-names><![CDATA[SL]]></given-names>
</name>
<name>
<surname><![CDATA[Dralle]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Elisei]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Evans]]></surname>
<given-names><![CDATA[DB]]></given-names>
</name>
<name>
<surname><![CDATA[Gagel]]></surname>
<given-names><![CDATA[RF]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[American Thyroid Association Guideline Task force on Medullary Thyroid Carcinoma. Revised American Thyroid Association guideline for the managent of medullary thyroid carcinoma]]></article-title>
<source><![CDATA[Thyroid]]></source>
<year>2015</year>
<volume>25</volume>
<page-range>267-610</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[Kim]]></surname>
<given-names><![CDATA[BH]]></given-names>
</name>
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[IJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Recent updates on the management of medullary thyroid carcinoma]]></article-title>
<source><![CDATA[Endocrinol Metab]]></source>
<year>2016</year>
<volume>31</volume>
<page-range>392-9</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
