<?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>0120-5633</journal-id>
<journal-title><![CDATA[Revista Colombiana de Cardiología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Colomb. Cardiol.]]></abbrev-journal-title>
<issn>0120-5633</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Colombiana de Cardiologia. Oficina de Publicaciones]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0120-56332025000100039</article-id>
<article-id pub-id-type="doi">10.24875/rccar.23000098</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Prevalencia y caracterización de la tetralogía de Fallot: un estudio integral]]></article-title>
<article-title xml:lang="en"><![CDATA[Prevalence and characterization of tetralogy of Fallot: a comprehensive study]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pineda-Sanabria]]></surname>
<given-names><![CDATA[Pablo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[León-Sanabria]]></surname>
<given-names><![CDATA[María C.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Arbelaez-Hoyos]]></surname>
<given-names><![CDATA[Catalina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Harizanov]]></surname>
<given-names><![CDATA[Vyara]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Urueña-Serrano]]></surname>
<given-names><![CDATA[Ana Ma.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sarmiento]]></surname>
<given-names><![CDATA[Karen]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Zarante]]></surname>
<given-names><![CDATA[Ignacio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Pontificia Universidad Javeriana Facultad de Medicina ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Pontificia Universidad Javeriana Instituto de Genética Humana Facultad de Medicina]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Secretaría de Salud Vigilancia de Defectos Congénitos ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Pontificia Universidad Javeriana Facultad de Medicina Departamento de Ciencias Fisiológicas]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Hospital Universitario San Ignacio Departamento de Genética ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>02</month>
<year>2025</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>02</month>
<year>2025</year>
</pub-date>
<volume>32</volume>
<numero>1</numero>
<fpage>39</fpage>
<lpage>45</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-56332025000100039&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-56332025000100039&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-56332025000100039&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción: la tetralogía de Fallot (TF) es una anomalía congénita cardiovascular con una prevalencia global de 3.56 casos por 10,000 nacidos vivos (NV), según Liu et. al en el 2019.  Objetivo: determinar la prevalencia y describir los casos de TF en Bogotá, Colombia entre el 2015 y el 2021.  Método: se realizó un estudio retrospectivo de corte transversal, con datos obtenidos del Sistema nacional de vigilancia en salud pública (SIVIGILA). Los casos fueron definidos como el total de NV con TF, con un peso al nacer mayor a 500 g.  Resultados: la prevalencia estimada para la TF fue de 2.21 (IC: 1.85-2.61) casos por 10 000 NV, con un total de 137 casos. La prevalencia máxima se observó en el 2015, con una tasa de 1.26 (IC: 0.67-2.18) por 10 000 NV. La media de peso al nacer fue de 2575.9 g (DE 660.5), con una media de edad gestacional al nacer de 35.85 semanas (DE 3.95). La media de edad materna fue de 29.1 años (DE 7.05). Se observó una tasa de mortalidad de 17.51%. Se halló que el 10.95% de los casos no se encontraban afiliados al sistema de salud. Se identificaron casos de síndrome de Down (n = 9) y Edwards (n = 4).  Conclusiones: la prevalencia de TF en Bogotá fue inferior a la reportada en estimaciones globales existentes; sin embargo, se observó un aumento en la prevalencia con respecto a estimaciones previas en la ciudad, atribuible a mejoras en el sistema de vigilancia.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction: Tetralogy of Fallot (TOF) is a congenital heart defect (CHD) with a global prevalence of 3.56 cases per 10,000 live births (LB), according to Liu et. al in 2019.  Objective: to determine the prevalence and describe TOF cases in Bogotá, Colombia from 2015 to 2021.  Method: a retrospective cross-sectional study was performed, based on data obtained from the Public Health Surveillance System database. Birth defects were classified according to the International Classification of Diseases (ICD-10), and cases were defined as all LB with TOF, with a birth weight superior to 500 grams.  Results: he estimated prevalence for TOF was 2.21 cases (CI 1.85-2.61) per 10,000 LB, with a total of 137 cases. Maximum prevalence was observed in 2017, with 3.15 (CI: 2.11-4.53), and the lowest prevalence in 2015, with 1.26 (CI: 0.67-2.18) per 10,000 LB. The mean birth weight was 2575.9 g (SD: 660.5), and the average gestational age at birth was 35.85 weeks (SD: 3.95). The average maternal age was 29.1 years (SD: 7.05). The mortality rate was estimated at 17.51%. Regarding health insurance, 10.95% of cases were not affiliated with any regime. Down and Edwards syndromes were observed in 9 and 3 cases, respectively.  Conclusions: the prevalence of TOF in our city was lower than that reported in current global estimates. Nonetheless, an increase with regard to previous local data was observed. This change in prevalence trends may be attributed to improvements in surveillance programs.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Tetralogía de Fallot]]></kwd>
<kwd lng="es"><![CDATA[Defectos cardíacos congénitos]]></kwd>
<kwd lng="es"><![CDATA[Defectos de nacimiento]]></kwd>
<kwd lng="es"><![CDATA[Anomalías congénitas]]></kwd>
<kwd lng="es"><![CDATA[Epidemiología]]></kwd>
<kwd lng="es"><![CDATA[Vigilancia de la salud pública]]></kwd>
<kwd lng="en"><![CDATA[Tetralogy of Fallot]]></kwd>
<kwd lng="en"><![CDATA[Congenital heart defects]]></kwd>
<kwd lng="en"><![CDATA[Birth defects]]></kwd>
<kwd lng="en"><![CDATA[Congenital abnormalities]]></kwd>
<kwd lng="en"><![CDATA[Epidemiology]]></kwd>
<kwd lng="en"><![CDATA[Public health surveillance]]></kwd>
</kwd-group>
</article-meta>
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