<?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>1688-1249</journal-id>
<journal-title><![CDATA[Archivos de Pediatría del Uruguay]]></journal-title>
<abbrev-journal-title><![CDATA[Arch. Pediatr. Urug.]]></abbrev-journal-title>
<issn>1688-1249</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Uruguaya de Pediatría]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1688-12492022000101304</article-id>
<article-id pub-id-type="doi">10.31134/ap.93.1.6</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Síndrome de Hamman. A propósito de un caso]]></article-title>
<article-title xml:lang="en"><![CDATA[Hamman Syndrome, a case study]]></article-title>
<article-title xml:lang="pt"><![CDATA[Sindrome de Hamman, relato de caso]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lazo]]></surname>
<given-names><![CDATA[Magela]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Clavijo]]></surname>
<given-names><![CDATA[Rocio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Zunino]]></surname>
<given-names><![CDATA[Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,AMDM-IAMPP  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="Af2">
<institution><![CDATA[,AMDM-IAMPP Servicio Cuidados Intensivos Pediátricos ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="Af3">
<institution><![CDATA[,UDELAR Facultad de Medicina Clínica Pediátrica]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Uruguay</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<volume>93</volume>
<numero>1</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.edu.uy/scielo.php?script=sci_arttext&amp;pid=S1688-12492022000101304&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.edu.uy/scielo.php?script=sci_abstract&amp;pid=S1688-12492022000101304&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.edu.uy/scielo.php?script=sci_pdf&amp;pid=S1688-12492022000101304&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Introducción:  el síndrome de Hamman es la aparición de neumomediastino espontáneo asociado a enfisema, patología poco frecuente en pediatría. Sus síntomas principales son dolor torácico agudo, disnea y enfisema subcutáneo.  Objetivo:  describir una experiencia clínica en la que se sospechó este síndrome analizando el proceso diagnóstico, estudios complementarios y el tratamiento.  Caso clínico:  varón de 4 años, con antecedentes personales de laringitis a repetición. Presenta laringitis aguda severa, requirió ventilación no invasiva por 12 horas. A las 24 horas del ingreso instaló de forma brusca estridor inspiratorio, dificultad respiratoria, edema de cuello y cara con crepitación a nivel de cuello y cara anterior del tórax que se fue extendiendo a ambos brazos. Se realiza radiografía de tórax que evidencia enfisema subcutáneo extenso. Se realiza tomografía de cuello y tórax que descarta lesión en vía aérea. Con el planteo de síndrome de Hamman en un niño que presentaba como factor predisponente el episodio de laringitis aguda, se decidió no continuar con estudios complementarios. Se realizó tratamiento fisiopatológico con buena evolución clínica. Alta a la semana del ingreso.  Conclusiones:  el diagnóstico en la urgencia del neumomediastino espontáneo puede representar un desafío, con una variedad de diagnósticos diferenciales potencialmente mortales. La alta sospecha permitirá realizar una evaluación clínica e imagenológica adecuada que permitan confirmar su diagnóstico y evitar procedimientos invasivos innecesarios.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Summary:  Introduction:  Hamman&#8217;s syndrome involves the appearance of spontaneous pneumomediastinum associated with emphysema, a rare pathology in pediatrics. Its main symptoms include acute chest pain, dyspnea and subcutaneous emphysema.  Objective: to describe a clinical case of this suspected syndrome by analyzing the diagnostic process, supplementary studies, and treatment.  Clinical case: 4-year-old male with personal history of repeated laryngitis. He presented severe acute laryngitis, requiring non-invasive ventilation for 12 hours. Twenty-four hours after admission he developed abrupt inspiratory stridency, respiratory distress, neck, and face edema with crepitation at neck level and front of thorax spreading to both arms. A chest X-ray shows extensive subcutaneous emphysema. A neck and chest CT scan rules out airway injury. With the suggestion of Hamman&#8217;s syndrome in a child who presented acute laryngitis as a predisposing factor the episode, it was decided not to continue with additional studies. Physio-pathological treatment was carried out with good clinical evolution. He was discharged a week after admission.  Conclusions: diagnosis of spontaneous pneumomediastinum can be challenging in an emergency setting and having a variety of potentially life-threatening differential diagnoses. High suspicion levels will enable an adequate clinical and imaging assessment to confirm its diagnosis and avoid unnecessary invasive procedures.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo:  Introdução:  síndrome de Hammam é o aparecimento de pneumomediastino espontâneo associado ao enfisema, uma patologia rara na pediatria. Seus principais sintomas são dor aguda no peito, dispneia e enfisema subcutâneo.  Objetivo: descrever um caso clínico com suspeita dessa síndrome por meio da análise do processo diagnóstico, estudos complementares e tratamento.  Caso clínico: menino de 4 anos com histórico pessoal de laringite recorrente. Teve laringite aguda grave, o que exigiu ventilação não invasiva por 12 horas. Dentro de 24 horas após a internação, instalou-se abruptamente estridor inspirador, dificuldade respiratória, edema do pescoço e rosto com estalos ao nível do pescoço e face anterior do peito, estendido para ambos braços. Raios-x do tórax mostram enfisema subcutâneo extenso. Tomografia do pescoço e tórax exclui lesões nas vias aéreas. Com a sugestão da síndrome de Hammam em uma criança que apresentou como fator predisponente o episódio de laringite aguda, decidiu-se não continuar com estudos complementares. O tratamento fisiopatológico mostrou boa evolução clínica. A alta teve lugar dentro de uma semana da data da internação.  Conclusões: o diagnóstico na urgência do pneumomediastino espontâneo pode representar um desafio, além do mais quando existem uma variedade de diagnósticos diferenciais que ameaçam a vida. A alta suspeita permitirá uma avaliação clínica e de imagem adequada para confirmar o diagnóstico e evitar procedimentos invasivos desnecessários.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Síndrome de Hamman]]></kwd>
<kwd lng="es"><![CDATA[Enfisema mediastínico]]></kwd>
<kwd lng="es"><![CDATA[Dolor en el pecho]]></kwd>
<kwd lng="es"><![CDATA[Niño]]></kwd>
<kwd lng="en"><![CDATA[Hamman&#8217;s syndrome]]></kwd>
<kwd lng="en"><![CDATA[Mediastinal emphysema]]></kwd>
<kwd lng="en"><![CDATA[Chest pain]]></kwd>
<kwd lng="en"><![CDATA[Child]]></kwd>
<kwd lng="pt"><![CDATA[Síndrome de Hamman]]></kwd>
<kwd lng="pt"><![CDATA[Enfisema mediastínico]]></kwd>
<kwd lng="pt"><![CDATA[Dor no peito]]></kwd>
<kwd lng="pt"><![CDATA[Criança]]></kwd>
</kwd-group>
</article-meta>
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