<?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>0872-0754</journal-id>
<journal-title><![CDATA[Nascer e Crescer]]></journal-title>
<abbrev-journal-title><![CDATA[Nascer e Crescer]]></abbrev-journal-title>
<issn>0872-0754</issn>
<publisher>
<publisher-name><![CDATA[Centro Hospitalar do Porto]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0872-07542022000300273</article-id>
<article-id pub-id-type="doi">10.25753/birthgrowthmj.v31.i3.27950</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[COVID-19 and the Pediatric Heart]]></article-title>
<article-title xml:lang="pt"><![CDATA[COVID-19 e o Coração Pediátrico]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Henriques]]></surname>
<given-names><![CDATA[Cláudio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Álvares]]></surname>
<given-names><![CDATA[Sílvia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Centro Hospitalar Universitário do Porto Centro Materno-Infantil do Norte Department of Pediatric Cardiology]]></institution>
<addr-line><![CDATA[Porto ]]></addr-line>
<country>Portugal</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidade do Porto School of Medicine and Biomedical Sciences Unit for Multidisciplinary Research in Biomedicine, ICBAS]]></institution>
<addr-line><![CDATA[Porto ]]></addr-line>
<country>Portugal</country>
</aff>
<pub-date pub-type="pub">
<day>30</day>
<month>09</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>30</day>
<month>09</month>
<year>2022</year>
</pub-date>
<volume>31</volume>
<numero>3</numero>
<fpage>273</fpage>
<lpage>280</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_arttext&amp;pid=S0872-07542022000300273&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_abstract&amp;pid=S0872-07542022000300273&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_pdf&amp;pid=S0872-07542022000300273&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Coronavirus disease stormed into our lives in 2019 with first reports of infection occurring in Wuhan, China. It spares no one, despite having a traditionally milder course in children. Still, a novel hyperinflammatory post COVID-19 entity has emerged between the pediatric age group implicating higher severeness and cardiac disease. Multisystem inflammatory syndrome in children (MIS-C) shares several key characteristics with other hyperinflammation associated diseases and treatment options usually overlap between them. Immunomodulatory therapy has shown to reduce the risk of complications and severe disease. Vaccination can rarely be associated with severe side effects, but risk-benefit assessment has a favourable balance towards vaccination. Despite the scarcity of data, pediatric long COVID-19 symptoms have been systematically described with a significant impact on children&#8217;s lives in the long run.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo A doença por coronavírus entrou de rompante nas nossas vidas em 2019 com os primeiros casos reportados oriundos da cidade de Wuhan na China. A sua prevalência afetou-nos a todos, apesar das crianças apresentarem tendencialmente doença ligeira. Porém, uma nova forma de apresentação da doença, que consiste em síndrome hiperinflamatório pós COVID-19, tem emergido no grupo pediátrico, implicando maior severidade e envolvimento cardíaco. A síndrome inflamatória multissistémica em crianças (MIS-C) apresenta semelhanças importantes com outros síndromes hiperinflamatórios conhecidos, partilhando, desta forma, as suas opções terapêuticas. A terapêutica imunomodeladora tem provado reduzir o risco de complicações e severidade da doença. A vacinação pode, raramente, ter efeitos secundários graves, mas o risco-benefício abona sempre em favor da sua utilização. Apesar da escassez de dados, os sintomas a longo prazo no grupo pediátrico após infeção por COVID-19 (Covid Longa) têm sido sistematicamente descritos com impacto significativo a longo prazo na vida das crianças.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[COVID-19]]></kwd>
<kwd lng="en"><![CDATA[COVID-19 Vaccines]]></kwd>
<kwd lng="en"><![CDATA[Long-COVID]]></kwd>
<kwd lng="en"><![CDATA[MIS-C associated with COVID-19]]></kwd>
<kwd lng="en"><![CDATA[Myocarditis]]></kwd>
<kwd lng="en"><![CDATA[SARS-CoV-2]]></kwd>
<kwd lng="pt"><![CDATA[COVID-19]]></kwd>
<kwd lng="pt"><![CDATA[Long-COVID]]></kwd>
<kwd lng="pt"><![CDATA[MIS-C associado à COVID-19]]></kwd>
<kwd lng="pt"><![CDATA[Miocardite]]></kwd>
<kwd lng="pt"><![CDATA[SARS-CoV-2]]></kwd>
<kwd lng="pt"><![CDATA[Vacinas COVID-19]]></kwd>
</kwd-group>
</article-meta>
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