<?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>1726-6718</journal-id>
<journal-title><![CDATA[Revista Cubana de Anestesiología y Reanimación]]></journal-title>
<abbrev-journal-title><![CDATA[Rev cuba anestesiol reanim]]></abbrev-journal-title>
<issn>1726-6718</issn>
<publisher>
<publisher-name><![CDATA[Editorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1726-67182019000300009</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Evaluación del sulfato de magnesio en el tratamiento del broncoespasmo]]></article-title>
<article-title xml:lang="en"><![CDATA[Assessment of magnesium sulfate in bronchospasm treatment]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Colmenares Sancho]]></surname>
<given-names><![CDATA[Francisco]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pozo Romero]]></surname>
<given-names><![CDATA[José Antonio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Universitario &#8220;Manuel Ascunce&#8221;.  ]]></institution>
<addr-line><![CDATA[Camagüey ]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2019</year>
</pub-date>
<volume>18</volume>
<numero>3</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S1726-67182019000300009&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S1726-67182019000300009&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S1726-67182019000300009&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  Una de las urgencias más temidas durante la instrumentación de la vía respiratoria es el broncoespasmo. El sulfato de magnesio, administrado por vía endovenosa, tiene un efecto broncodilatador al antagonizar los canales del calcio, inhibir la contracción muscular mediada por el calcio y favorecer la relajación del músculo liso bronquial.  Objetivo:  Evaluar la eficacia del sulfato de magnesio endovenoso en pacientes con broncoespasmo durante broncoscopias.  Métodos:  Estudio observacional, descriptivo y transversal en 20 pacientes, con broncoespasmo, desencadenado por manipulación de la vía respiratoria con broncoscopio flexible, tratados con sulfato de magnesio 50 mg/kg, (máximo 2 g), por vía endovenosa durante 5 min.  Resultados:  Predominaron los hombres entre 50-59 años (75 %), todos los pacientes eran fumadores, 15 pacientes fueron clasificados como estado físico ASA III. Sufrieron broncoespasmo de intensidad moderada 60 %, clasificado según la clínica y monitorización de SpO2. En 75 % de los pacientes cedió el broncoespasmo tras el tratamiento sin administrar otro medicamento. No se registraron efectos adversos. Ningún paciente necesitó intubación orotraqueal para ventilación ni requirió hospitalización por más de 8 h.  Conclusiones:  El sulfato de magnesio es una buena opción farmacológica para el tratamiento de urgencia del broncoespasmo desencadenado por manipulación de la vía respiratoria.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  One of the most feared emergencies during the instrumentation of the respiratory tract is bronchospasm. Magnesium sulfate, administered intravenously, has a bronchodilation effect by antagonizing calcium channels, inhibiting muscle contraction mediated by calcium and promoting bronchial smooth muscle relaxation.  Objective:  To evaluate the efficacy of magnesium sulfate administered intravenously in patients with bronchospasm during bronchoscopy.  Methods:  Observational, descriptive and cross-sectional study carried out with 20 patients, with bronchospasm, triggered by airway manipulation with flexible bronchoscope, treated with 50 mg/kg of magnesium sulfate, (maximum 2 g), administered intravenously for 5 min.  Results:  Men between 50-59 years (75%) predominated. All patients were smokers. 15 patients were classified with physical state ASA III. They suffered bronchospasm of mild intensity 60%, classified according to the clinic and monitoring of oxygen saturation. In 75% of the patients, the bronchospasm ceased after the treatment without administering any other medication. No adverse effects were recorded. No patient needed orotracheal intubation for ventilation or required hospitalization for more than 8 hours.  Conclusions:  Magnesium sulfate is a good pharmacological option for the emergency treatment of bronchospasm triggered by manipulation of the respiratory tract.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[broncoespasmo, sulfato de magnesio]]></kwd>
<kwd lng="es"><![CDATA[vía respiratoria]]></kwd>
<kwd lng="en"><![CDATA[bronchospasm]]></kwd>
<kwd lng="en"><![CDATA[magnesium sulfate]]></kwd>
<kwd lng="en"><![CDATA[respiratory tract]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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