<?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>S1870-72032023000400323</article-id>
<article-id pub-id-type="doi">10.35366/112640</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Lesiones mamarias de alto riesgo. Estudio de cinco años en un hospital privado de la Ciudad de México]]></article-title>
<article-title xml:lang="en"><![CDATA[High-risk breast lesions. A 5-year study in a private hospital in Mexico City]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vargas Garduño]]></surname>
<given-names><![CDATA[Itzel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González Vergara]]></surname>
<given-names><![CDATA[Carolina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bieletto Trejo]]></surname>
<given-names><![CDATA[Elvira Olivia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad La Salle Facultad Mexicana de Medicina ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital Angeles Mocel Departamento de Radiología e Imagen ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Hospital Angeles Mocel Departamento de Anatomía Patológica ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2023</year>
</pub-date>
<volume>21</volume>
<numero>4</numero>
<fpage>323</fpage>
<lpage>327</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1870-72032023000400323&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1870-72032023000400323&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1870-72032023000400323&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Introducción:  la mamografía digital permite un aumento del triple en la tasa de detección de lesiones mamarias de alto riesgo.  Objetivo:  determinar la incidencia de lesiones mamarias de alto riesgo y sus características histomorfológicas.  Material y métodos:  se realiza estudio observacional, descriptivo, retrospectivo y longitudinal en el Hospital Angeles Mocel, desde enero de 2015 a enero de 2020 mediante una revisión de expedientes de 388 mujeres mexicanas con diagnóstico de lesiones mamarias no malignas, 49 mujeres tuvieron lesiones mamarias de alto riesgo, con una prevalencia de 12%. Para el análisis de datos se usaron frecuencias, proporciones: mínima, media y máxima. El software que se empleó fue el paquete estadístico Epi Info 7 y el programa SPSS versión 25 para Windows.  Resultados:  la distribución de lesiones mamarias de alto riesgo fue: atipia epitelial plana en dos (4.1%), cicatriz radial en cuatro (8.2%), hiperplasia ductal atípica en 12 (24.5%), hiperplasia lobulillar atípica en una (2.0%), papilomatosis en 16 (32.7%) y tumor filoide en 14 (28.6%).  Conclusión:  en nuestra investigación se encontró a la papilomatosis y al tumor filoides con una frecuencia muy alta, dejando en tercer lugar a la hiperplasia ductal atípica.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Introduction:  digital mammography allows us to increase the detection rate of high-risk breast lesions threefold.  Objective:  determine the incidence of high-risk breast lesions and their histomorphological characteristics.  Material and methods:  an observational, descriptive, retrospective, and longitudinal study was done at the Angeles Model Hospital from January 2015 to January 2020; through a review of the records of 388 Mexican women diagnosed with non-malignant breast lesions by surgical biopsy and/or percutaneous, 49 women were high-risk breast lesions, with a prevalence of 12%. Frequencies, proportions, minimum, mean, and maximum were used for data analysis. The software used was the statistical package Epi Info 7, a free-use program, and the SPSS version 25 program for Windows.  Results:  the distribution of cases by premalignant lesion was: flat epithelial atypia in two (4.1%) patients, radial scar in four (8.2%), atypical ductal hyperplasia in 12 (24.5%), atypical lobular hyperplasia in one (2.0%), papillomatosis in 16 (32.7%) and phyllodes tumor in 14 (28.6%).  Conclusion:  in our investigation, papillomatosis and phyllodes tumors were found with a very high frequency, leaving atypical ductal hyperplasia in third place.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[mamografía digital]]></kwd>
<kwd lng="es"><![CDATA[lesiones mamarias de alto riesgo]]></kwd>
<kwd lng="es"><![CDATA[lesiones B3]]></kwd>
<kwd lng="en"><![CDATA[digital mammography]]></kwd>
<kwd lng="en"><![CDATA[high-risk breast lesions]]></kwd>
<kwd lng="en"><![CDATA[B3 lesions]]></kwd>
</kwd-group>
</article-meta>
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</ref-list>
</back>
</article>
