<?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>S0872-07542023000300205</article-id>
<article-id pub-id-type="doi">10.25753/birthgrowthmj.v32.i3.27759</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Immunoglobulin A vasculitis (Henoch-Schönlein purpura) in children - A Literature Review]]></article-title>
<article-title xml:lang="pt"><![CDATA[Vasculite de imunoglobulina A (púrpura de Henoch-Schönlein) em Pediatria - Revisão da Literatura]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sousa]]></surname>
<given-names><![CDATA[Patrícia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Oliveira]]></surname>
<given-names><![CDATA[Susana Correia de]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Dias]]></surname>
<given-names><![CDATA[Ângela]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Tavares]]></surname>
<given-names><![CDATA[Cláudia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Senhora da Oliveira Department of Pediatrics ]]></institution>
<addr-line><![CDATA[Guimarães ]]></addr-line>
<country>Portugal</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2023</year>
</pub-date>
<volume>32</volume>
<numero>3</numero>
<fpage>205</fpage>
<lpage>213</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_arttext&amp;pid=S0872-07542023000300205&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_abstract&amp;pid=S0872-07542023000300205&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_pdf&amp;pid=S0872-07542023000300205&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Immunoglobulin A vasculitis (IgAV) is a small-vessel vasculitis that primarily affects children. Major manifestations include purpuric rash, proteinuria/hematuria, arthralgia, and abdominal pain. In this article, the authors review data on the epidemiology, diagnosis, and treatment of IgAV in children. IgAV affects 10 to 56 children per 100,000 per year. The mean age at presentation is six years. Both genetic and environmental factors contribute to its pathogenesis, but the deposition of immune complexes containing abnormal glycosylated immunoglobulin (Ig) A1 plays a predominant role. The course of the disease is usually benign and supportive care is sufficient. Short-term complications are mostly related to gastrointestinal involvement, including the risk of perforation and bleeding. Long-term morbidity is due to chronic kidney disease and hypertension. Corticosteroids are not recommended for prevention of renal involvement, but may be useful as a treatment strategy, as well as more aggressive immunosuppressive drugs.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo A vasculite de imunoglobulina A (VIgA) é uma vasculite de pequenos vasos que afeta sobretudo crianças. As principais manifestações clínicas são exantema purpúrico, proteinúria/hematúria, artralgia e dor abdominal. Este artigo apresenta uma revisão dos dados mais recentes de epidemiologia, diagnóstico e abordagem da VIgA em pediatria. A VIgA afeta 10 a 56 por 100.000 crianças/ano, manifestando-se inicialmente na idade média de 6 anos. Tanto fatores genéticos como ambientais contribuem para a sua patogénese, sendo que a deposição de imunocomplexos contendo imunoglobulina A1 anormalmente glicosilada desempenha um papel preponderante. Atendendo ao curso habitualmente benigno da doença, o tratamento conservador é geralmente suficiente. As complicações a curto prazo estão sobretudo relacionadas com envolvimento gastrointestinal, incluindo risco de perfuração e hemorragia. A morbilidade a longo prazo está associada a doença renal crónica e hipertensão. Os corticosteroides não estão recomendados na prevenção do envolvimento renal, mas podem ser úteis no tratamento, assim como outros fármacos imunossupressores.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[child]]></kwd>
<kwd lng="en"><![CDATA[diagnosis]]></kwd>
<kwd lng="en"><![CDATA[epidemiology]]></kwd>
<kwd lng="en"><![CDATA[IgA vasculitis]]></kwd>
<kwd lng="en"><![CDATA[physiopathology]]></kwd>
<kwd lng="en"><![CDATA[therapy]]></kwd>
<kwd lng="pt"><![CDATA[criança]]></kwd>
<kwd lng="pt"><![CDATA[diagnóstico]]></kwd>
<kwd lng="pt"><![CDATA[epidemiologia]]></kwd>
<kwd lng="pt"><![CDATA[fisiopatologia]]></kwd>
<kwd lng="pt"><![CDATA[terapêutica]]></kwd>
<kwd lng="pt"><![CDATA[vasculite IgA]]></kwd>
</kwd-group>
</article-meta>
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