<?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>0864-0289</journal-id>
<journal-title><![CDATA[Revista Cubana de Hematología, Inmunología y Hemoterapia]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cubana Hematol Inmunol Hemoter]]></abbrev-journal-title>
<issn>0864-0289</issn>
<publisher>
<publisher-name><![CDATA[Centro Nacional de Información de Ciencias MédicasEditorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0864-02892022000400004</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Neutropenia congénita. Presentación de un caso]]></article-title>
<article-title xml:lang="en"><![CDATA[Congenital neutropenia. Case presentation]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Insua Arregui]]></surname>
<given-names><![CDATA[Concepción]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Burón Hernández]]></surname>
<given-names><![CDATA[Jesús Salím]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Iglesias Barrameda]]></surname>
<given-names><![CDATA[Nataly]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Valera Mon]]></surname>
<given-names><![CDATA[Meybis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martín Machado]]></surname>
<given-names><![CDATA[Lilié Martha]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Pediátrico Docente &#8220;William Soler Ledea&#8221;  ]]></institution>
<addr-line><![CDATA[ La Habana]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2022</year>
</pub-date>
<volume>38</volume>
<numero>4</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0864-02892022000400004&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0864-02892022000400004&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0864-02892022000400004&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  Las inmunodeficiencias primarias son enfermedades de origen genético causadas por alteraciones cuantitativas o funcionales del sistema inmune. La incidencia de las neutropenias es de 3,4 casos por millón de personas por año Son enfermedadess heterogéneas en cuanto a la etiología, la fisiopatología, la clínica y la respuesta al tratamiento. Muchos casos presentan manifestaciones graves y mal pronóstico aún con diagnóstico y tratamiento oportunos.  Objetivo:  Presentar a la comunidad científico-médica un caso de neutropenia congénita con evolución desfavorable.  Presentación de caso:  Lactante femenina de siete meses con antecedentes de múltiples ingresos por infecciones respiratorias altas y bajas complicadas, asociadas a cuadros diarreicos, infecciones de piel y partes blandas (abscesos en región glútea y pabellones auriculares). Valorada por las especialidades de Inmunología y Hematología, las que diagnosticaron una neutropenia congénita (infecciones por Estafilococo aureus, Pseudomona sp y Cándida albicans). Recuento absoluto de neutrófilos en varias ocasiones con valores en 108 mm3; ausencia de elementos del gránulo en sistema granulopoyético en medulograma y estudios inmunológicos (ausencia de área tímica e IgA en 0,14 g/L). Se inició tratamiento con antimicrobianos de amplio espectro, inmunomoduladores (Hebertrans, Leukocin, Prednisona) y concentrado de granulocitos de donación paterna con escasa respuesta al tratamiento. Evolucionó desfavorablemente y falleció por shock séptico. El informe de necropsia confirmó el diagnóstico.  Conclusiones:  La neutropenia congénita se sospecha en pacientes con antecedentes de infecciones recurrentes con evolución tórpida y valores disminuidos de neutrófilos, es de gran importancia establecer un diagnóstico de certeza y conducta terapéutica temprana que favorezcan la disminución de la morbilidad y mortalidad.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  Primary immunodeficiencies are diseases of genetic origin caused by quantitative and/or functional alterations of the immune system. The incidence of neutropenia is 3.4 cases per million people per year; it is a heterogeneous entity in terms of etiology, pathophysiology, clinic and response to treatment. It presents with severe manifestations and poor prognosis even with timely diagnosis and treatment.  Objective:  To present to scientific and medical community a case of Congenital Neutropenia with unfavorable evolution.  Case presentation:  Seven-month-old female infant with a history of multiple admissions for complicated upper and lower respiratory tract infections, associated with diarrhea and skin and soft tissue infections (abscesses in the gluteal region and ear pinnae). He was evaluated by Immunology and Hematology and Congenital Neutropenia was diagnosed (Staphylococcus aureus, Pseudomonas sp and Candida albicans infections), absolute neutrophil count on several occasions with values in 108 mm3, absence of granule elements in granulopoietic system in medullogram and studies immunological (absence of thymic area and IgA at 0.14 g/L). Treatment was started with broad-spectrum antimicrobials, immunomodulators (Hebertrans, Leukocin, Prednisone) and paternally donated granulocyte concentrate with little response to treatment. He evolved unfavorably and died of septic shock. The autopsy report confirmed the diagnosis.  Conclusions:  Congenital Neutropenia is suspected in patients with a history of recurrent infections with torpid evolution and neuthopenia, it is of great importance to establish an accurate diagnosis and early therapeutic behavior that favor the reduction of morbidity and mortality.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[inmunodeficiencias primarias]]></kwd>
<kwd lng="es"><![CDATA[neutropenia congénita]]></kwd>
<kwd lng="es"><![CDATA[diagnóstico]]></kwd>
<kwd lng="es"><![CDATA[tratamiento]]></kwd>
<kwd lng="en"><![CDATA[primary immunodeficiencies]]></kwd>
<kwd lng="en"><![CDATA[congenital neutropenia]]></kwd>
<kwd lng="en"><![CDATA[diagnosis]]></kwd>
<kwd lng="en"><![CDATA[treatment]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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