<?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>1870-7203</journal-id>
<journal-title><![CDATA[Acta médica Grupo Ángeles]]></journal-title>
<abbrev-journal-title><![CDATA[Acta méd. Grupo Ángeles]]></abbrev-journal-title>
<issn>1870-7203</issn>
<publisher>
<publisher-name><![CDATA[Grupo Ángeles, Servicios de Salud]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1870-72032024000100062</article-id>
<article-id pub-id-type="doi">10.35366/114597</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Síndrome de Tietze como una entidad rara y benigna de dolor torácico]]></article-title>
<article-title xml:lang="en"><![CDATA[Tietze&#8217;s syndrome as a rare entity and benign chest pain cause]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pérez Ladrón de Guevara]]></surname>
<given-names><![CDATA[Paloma Pamela]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vadillo Santos]]></surname>
<given-names><![CDATA[Adriana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Avila Perfino]]></surname>
<given-names><![CDATA[María Denise]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gómez Pérez]]></surname>
<given-names><![CDATA[María de Guadalupe]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Angeles Pedregal  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital Angeles Pedregal  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Hospital Angeles Pedregal  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2024</year>
</pub-date>
<volume>22</volume>
<numero>1</numero>
<fpage>62</fpage>
<lpage>64</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1870-72032024000100062&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1870-72032024000100062&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1870-72032024000100062&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: El síndrome de Tietze hace referencia a un proceso inflamatorio, no supurativo, del cartílago de la unión esternocostal, costocondral o esternoclavicular, de predominio unilateral, y se diagnostica por exclusión. La clínica se caracteriza principalmente por dolor torácico de intensidad variable. Los avances tecnológicos en el área de imagen han permitido objetivar los cambios propios de la osteocondritis, dados por esta entidad, evitando así el uso de medidas invasivas y proporcionando al paciente un diagnóstico certero cuando el resto de las pruebas para el estudio del dolor precordial resultan negativas. Presentamos el caso de una paciente con dolor precordial de origen desconocido. La importancia de este caso radica en dar a conocer los hallazgos por resonancia magnética que apoyan a este diagnóstico. Dentro del Departamento de Resonancia Magnética del Hospital Angeles Pedregal es el segundo caso identificado con este diagnóstico; tratándose, el primero, de una femenino del mismo grupo de edad con cambios inflamatorios de la articulación esternoclavicular izquierda. A la fecha su incidencia y prevalencia son desconocidas.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: Tietze&#8217;s syndrome refers to an inflammatory, non-suppurative, process of the cartilage of the sternocostal junction, costochondral or sternoclavicular joints, predominantly unilateral, affecting the second or third costal arches, and is an exclusion diagnosis. It is mainly characterized by chest pain of variable intensity. The technological advances in the area of imaging have made it possible to objectify the changes typical of osteochondritis, given by this entity, thus preventing the use of invasive measures and providing an accurate diagnosis to the patient when the rest of the tests for the study of precordial pain are negative. In this article we present the case of a patient with precordial pain of unknown origin. The importance of this case lies in disclosing the magnetic resonance findings that support this diagnosis. In the Department of Magnetic Resonance at Hospital Angeles Pedregal this is the second identified case with this diagnosis; being, the previous case, that of a woman of the same group of age with inflammatory changes in the sternoclavicular left joint. To this date it&#8217;s incidence and prevalence are unknown.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Tietze]]></kwd>
<kwd lng="es"><![CDATA[costocondritis]]></kwd>
<kwd lng="es"><![CDATA[xifodinia]]></kwd>
<kwd lng="es"><![CDATA[dolor torácico]]></kwd>
<kwd lng="en"><![CDATA[Tietze]]></kwd>
<kwd lng="en"><![CDATA[costochondritis]]></kwd>
<kwd lng="en"><![CDATA[xiphodynia]]></kwd>
<kwd lng="en"><![CDATA[chest pain]]></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[González]]></surname>
<given-names><![CDATA[DJF]]></given-names>
</name>
<name>
<surname><![CDATA[Sánchez]]></surname>
<given-names><![CDATA[CJ]]></given-names>
</name>
<name>
<surname><![CDATA[Gómez]]></surname>
<given-names><![CDATA[PMG]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Síndrome de Tietze]]></article-title>
<source><![CDATA[Acta Med]]></source>
<year>2022</year>
<volume>20</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>199-200</page-range></nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rokicki]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
<name>
<surname><![CDATA[Rokicki]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Rydel]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[What do we know about Tietze&#8217;s syndrome?]]></article-title>
<source><![CDATA[Kardiochir Torakochirurgia Pol]]></source>
<year>2018</year>
<volume>15</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>180-2</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[Valgaeren]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Van-Snick]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Braeckman]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[MRI in a patient with unilateral parasternal pain: a case of Tietze syndrome]]></article-title>
<source><![CDATA[Eurorad]]></source>
<year>2022</year>
</nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Dynamic contrast-enhanced MR imaging of Tietze&#8217;s syndrome: a case report]]></article-title>
<source><![CDATA[Investig Magn Reson Imaging]]></source>
<year>2020</year>
<volume>24</volume>
<page-range>55-60</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[Doudouh]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Benameur]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Oueriagli]]></surname>
<given-names><![CDATA[SN]]></given-names>
</name>
<name>
<surname><![CDATA[Ait Sahel]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
<name>
<surname><![CDATA[Biyi]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A case of Tietze&#8217;s syndrome visualized on PET/CT-FDG]]></article-title>
<source><![CDATA[Nucl Med Rev Cent East Eur]]></source>
<year>2019</year>
<volume>22</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>88-9</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
