<?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>2565-005X</journal-id>
<journal-title><![CDATA[Gaceta mexicana de oncología]]></journal-title>
<abbrev-journal-title><![CDATA[Gac. mex. oncol.]]></abbrev-journal-title>
<issn>2565-005X</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Mexicana de Oncología A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2565-005X2021000500038</article-id>
<article-id pub-id-type="doi">10.24875/j.gamo.20000168</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Carcinoma de paratiroides: presentación de caso y revisión de la bibliografía]]></article-title>
<article-title xml:lang="en"><![CDATA[Parathyroid carcinoma: case presentation and literature review]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martínez-Faurrieta]]></surname>
<given-names><![CDATA[Iván]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Jaramillo]]></surname>
<given-names><![CDATA[César]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Centro Médico Issemym Lic. Arturo Montiel Rojas Servicio de Cirugía General Departamento de Cirugía]]></institution>
<addr-line><![CDATA[Toluca Edo]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2021</year>
</pub-date>
<volume>20</volume>
<fpage>38</fpage>
<lpage>40</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2565-005X2021000500038&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2565-005X2021000500038&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2565-005X2021000500038&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen El carcinoma de paratiroides es una patología inusual. Representa menos del 1% de los casos de hiperparatiroidismo primario, con edad media de presentación de 45-59 años. La tasa de supervivencia global de un año es del 78-85% y el 49-70% a 5 y 10 años respectivamente. Se presenta el caso de una paciente de sexo femenino de 33 años, que inició con episodio de pancreatitis aguda secundario a hipercalcemia, diagnosticada con hiperparatiroidismo secundario. Se realizó hemitiroidectomía con paratiroidectomía izquierda. Carcinoma de paratiroides con invasión a cápsula y tejidos vecinos, tumor de 3.5 x 3 cm. Se realiza revisión de literatura.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Parathyroid carcinoma is an unusual pathology. It represents less than 1% of cases of primary hyperparathyroidism, with an average age of presentation at 45-59 years. The overall survival rate of one year is 78-85% and 49-70% at 5 and 10 years respectively. The case of a 33-year-old female patient is presented, she debuted with an episode of acute pancreatitis secondary to hypercalcemia, diagnosed with secondary hyperparathyroidism. Hemitiroidectomy was performed with left parathyroidectomy, parathyroid carcinoma with capsule invasion and neighboring tissues, 3.5 x 3 cm tumor. Literature review is performed.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Cáncer]]></kwd>
<kwd lng="es"><![CDATA[Paratiroides]]></kwd>
<kwd lng="es"><![CDATA[Raro]]></kwd>
<kwd lng="es"><![CDATA[Hiperparatiroidismo]]></kwd>
<kwd lng="en"><![CDATA[Cancer]]></kwd>
<kwd lng="en"><![CDATA[Parathyroid]]></kwd>
<kwd lng="en"><![CDATA[Rare]]></kwd>
<kwd lng="en"><![CDATA[Hyperparathyroidism]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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