<?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>0034-7531</journal-id>
<journal-title><![CDATA[Revista Cubana de Pediatría]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cubana Pediatr]]></abbrev-journal-title>
<issn>0034-7531</issn>
<publisher>
<publisher-name><![CDATA[Centro Nacional de Información de Ciencias MédicasEditorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0034-75312022000500008</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Síndrome nefrótico de inicio asociado a infección por SARS-COV-2 en un niño]]></article-title>
<article-title xml:lang="en"><![CDATA[Onset nephrotic syndrome associated with SARS-COV-2 infection in a child]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rojas Marrero]]></surname>
<given-names><![CDATA[Alejandro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Morales González]]></surname>
<given-names><![CDATA[Alejandro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Acosta Torres]]></surname>
<given-names><![CDATA[José]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Carrión Mendosa]]></surname>
<given-names><![CDATA[Reinaldo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Pediátrico Docente Cerro  ]]></institution>
<addr-line><![CDATA[ La Habana]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2022</year>
</pub-date>
<volume>94</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0034-75312022000500008&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0034-75312022000500008&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0034-75312022000500008&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  La infección por el SARS-COV-2 afecta en su evolución a diferentes órganos, entre ellos, el riñón.  Objetivo:  Examinar el inusual caso de un paciente afectado por COVID-19, que exhibió un cuadro clínico y humoral compatible con síndrome nefrótico.  Presentación del caso:  Paciente de un año con antecedente de buena salud, sin enfermedad renal previa, remitido al Hospital Pediátrico Cerro por manifestaciones respiratorias, edema marcado y test de antígeno positivo al SARS-COV-S. Al ingreso se constató un peso 14 kg, anasarca, tensión arterial de 100/60 mm Hg. En los análisis complementarios se comprobó PCR positivo al SARS-COV-2, hipoproteinemia, proteinuria e hipercolesterolemia. Ultrasonido abdominal y torácico mostraron ascitis y derrame pleural.  Conclusiones:  Paciente preescolar, ingresado por síndrome respiratorio e hidropígeno y PCR positivo al SARS-COV-2. Muestra los indicadores clínicos y humorales compatibles con síndrome nefrótico, con óptima respuesta al tratamiento esteroideo. Este caso podría constituir una coincidencia o una inusual forma de presentación de COVID-19 y ayudar, por tanto, a un mejor conocimiento del síndrome y del cuadro clínico inicial que pudiera originar este nuevo morbo.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  SARS-COV-2 infection affects different organs in its evolution, including the kidney.  Objective:  To examine the unusual case of a patient affected by COVID-19, who showed a clinical and humoral picture compatible with nephrotic syndrome.  Case presentation:  One-year-old patient with a history of good health, without previous kidney disease, referred to Cerro Pediatric Hospital due to respiratory manifestations, marked edema and positive to SARS-COV-S antigen test. On admission, a weight of 14 kg, anasarca, blood pressure of 100/60 mmHg were observed. In the complementary tests, positive PCR to SARS-COV-2, hypoproteinemia, proteinuria and hypercholesterolemia were verified. Abdominal and thoracic ultrasound showed ascites and pleural effusion.  Conclusions:  Preschool patient, admitted due to respiratory and hydropygenic syndrome and positive PCR to SARS-COV-2. The patient showed the clinical and humoral indicators compatible with nephrotic syndrome, with optimal response to steroid treatment. This case could constitute a coincidence or an unusual form of presentation of COVID-19 and therefore help a better knowledge of the syndrome and the initial clinical picture that could cause this new morbidity.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[SARS-COV-2]]></kwd>
<kwd lng="es"><![CDATA[síndrome nefrótico]]></kwd>
<kwd lng="es"><![CDATA[albuminuria]]></kwd>
<kwd lng="es"><![CDATA[citocinas]]></kwd>
<kwd lng="es"><![CDATA[inmunosupresor]]></kwd>
<kwd lng="en"><![CDATA[SARS-COV-2]]></kwd>
<kwd lng="en"><![CDATA[nephrotic syndrome]]></kwd>
<kwd lng="en"><![CDATA[albuminuria]]></kwd>
<kwd lng="en"><![CDATA[cytokines]]></kwd>
<kwd lng="en"><![CDATA[immunosuppressant]]></kwd>
</kwd-group>
</article-meta>
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