<?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>1665-5044</journal-id>
<journal-title><![CDATA[Revista mexicana de neurociencia]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. mex. neurocienc.]]></abbrev-journal-title>
<issn>1665-5044</issn>
<publisher>
<publisher-name><![CDATA[Academia Mexicana de Neurología A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1665-50442021000300096</article-id>
<article-id pub-id-type="doi">10.24875/rmn.200001361</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Guillain-Barré syndrome and variants associated with SARS-CoV-2 infection in Mexico]]></article-title>
<article-title xml:lang="es"><![CDATA[Síndrome de Guillain-Barré y variantes asociadas a la infección por SARS-CoV-2 en México]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pérez-Valdez]]></surname>
<given-names><![CDATA[Esther Y.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López-Hernández]]></surname>
<given-names><![CDATA[Juan C.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[May-Mas]]></surname>
<given-names><![CDATA[Raúl N.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Briseño-Godínez]]></surname>
<given-names><![CDATA[Maria E.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Galnares-Olalde]]></surname>
<given-names><![CDATA[Javier A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Saráchaga-Adib]]></surname>
<given-names><![CDATA[Jorge de]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[León-Manríquez]]></surname>
<given-names><![CDATA[Elizabeth]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Calleja-Castillo]]></surname>
<given-names><![CDATA[Juan M.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Flores-Rivera]]></surname>
<given-names><![CDATA[José de J.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vargas-Cañas]]></surname>
<given-names><![CDATA[Edwin S.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,National Institute of Neurology and Neurosurgery “Manuel Velasco Suárez” Neuromuscular Department ]]></institution>
<addr-line><![CDATA[Mexico City ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,National Institute of Neurology and Neurosurgery “Manuel Velasco Suárez” Neurological Emergencies Department ]]></institution>
<addr-line><![CDATA[Mexico City ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,National Institute of Neurology and Neurosurgery “Manuel Velasco Suárez” Clinical Neuroimmunology Department ]]></institution>
<addr-line><![CDATA[Mexico City ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2021</year>
</pub-date>
<volume>22</volume>
<numero>3</numero>
<fpage>96</fpage>
<lpage>100</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1665-50442021000300096&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1665-50442021000300096&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1665-50442021000300096&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Background: To date, Mexico has more than 1,280,000 confirmed cases and more than 116,000 deaths due to severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection. Limited information is available regarding Latin American patients with Guillain-Barré syndrome (GBS) and SARS-CoV-2.  Objective: The objective is to describe the presentation, diagnosis, and outcome of patients with GBS associated with SARS-CoV-2 infection.  Methods: We describe four cases of GBS associated with SARS-CoV-2 infection in Mexico.  Results: Neurological symptoms initiated 2-17 days after the respiratory symptoms. The age group in or patients ranged from 26 to 41 years. Two patients presented with progressive, acute, and symmetric weakness and two with bilateral facial palsy. Patients with GBS diagnosis associated with SARS-CoV-2 infection have been reported to have a good outcome after IGIV or plasma exchange therapy.  Conclusion: It is important to consider GBS as a potential manifestation of SARS-CoV-2 infection and recall that the diagnosis is based mainly on clinical evaluation. Laboratory and CSF analysis, as well as neurophysiologic studies, should be considered as a complement for diagnosis.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Antecedentes: A la fecha, México tiene más de 1,280,000 casos confirmados y más de 116,000 muertes por infección por SARS-CoV-2. Se dispone de información limitada sobre los pacientes latinoamericanos con síndrome de Guillain-Barré (GBS) y SARS-CoV-2.  Objetivo: El objetivo es describir la presentación, el diagnóstico y la evolución de los pacientes con síndrome de Guillain-Barré asociado a la infección por SARS-CoV-2.  Métodos: Describimos cuatro casos de SGB asociados a la infección por SARS-CoV-2 en México.  Resultados: Los síntomas neurológicos se iniciaron 2-17 días después de los síntomas respiratorios. El grupo de edad de los pacientes osciló entre 26 y 41 años. Dos pacientes presentaron debilidad progresiva, aguda y simétrica y dos con parálisis facial bilateral. Se ha reportado que los pacientes con diagnóstico de GBS asociado con la infección por SARS-CoV-2 tienen un buen resultado después de la terapia de recambio plasmático o IGIV.  Conclusión: Es importante considerar el SGB como una posible manifestación de la infección por SARS-CoV-2 y recordar que el diagnóstico se basa principalmente en la evaluación clínica. Los análisis de laboratorio y de LCR, así como los estudios neurofisiológicos, deben considerarse como un complemento del diagnóstico.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[SARS-CoV-2]]></kwd>
<kwd lng="en"><![CDATA[Guillain-Barré]]></kwd>
<kwd lng="en"><![CDATA[Nerve conduction studies]]></kwd>
<kwd lng="es"><![CDATA[SARS-CoV-2]]></kwd>
<kwd lng="es"><![CDATA[Guillain-Barré]]></kwd>
<kwd lng="es"><![CDATA[Estudios de conducción nerviosa]]></kwd>
</kwd-group>
</article-meta>
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