<?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>0864-2176</journal-id>
<journal-title><![CDATA[Revista Cubana de Oftalmología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cubana Oftalmol]]></abbrev-journal-title>
<issn>0864-2176</issn>
<publisher>
<publisher-name><![CDATA[Editorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0864-21762023000100011</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Infiltración del nervio óptico como forma inicial de recaída de la leucemia linfoblástica aguda]]></article-title>
<article-title xml:lang="en"><![CDATA[Optic nerve infiltration as an initial form of relapse of acute lymphoblastic leukemia]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Márquez Falcón]]></surname>
<given-names><![CDATA[Adonis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cabanes Goy]]></surname>
<given-names><![CDATA[Lidaisy]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez Membrides]]></surname>
<given-names><![CDATA[Chabelys de la Caridad]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Universitario Clínico Quirúrgico &#8220;Arnaldo Milián Castro&#8221;  ]]></institution>
<addr-line><![CDATA[ Villa Clara]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2023</year>
</pub-date>
<volume>36</volume>
<numero>1</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0864-21762023000100011&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0864-21762023000100011&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0864-21762023000100011&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  La infiltración del nervio óptico como forma inicial de recaída de la leucemia linfoblástica aguda es rara, aunque altamente indicativa de que el sistema nervioso central está involucrado.  Objetivo: Actualizar el conocimiento sobre infiltración del nervio óptico como forma inicial de recaída de la leucemia linfoblástica aguda.  Métodos: Se realizó una revisión de las publicaciones más relevantes relacionadas con el tema durante los últimos años. La búsqueda y la localización de la información se apoyaron en la elección de palabras clave/descriptores que configuraron el perfil de búsqueda. Se utilizó el MeSH Database de PubMed. Se realizó una extensa revisión en Google Académico y otros megabuscadores de revisión sistemática mediante TripDatabase y Cochrane.  Conclusiones:  La infiltración directa de células tumorales y las alteraciones hematológicas propias de la enfermedad constituyen los mecanismos fundamentales de la fisiopatogenia. El edema del disco óptico es su signo oftalmoscópico más distintivo. La imagen por resonancia magnética de cráneo, el análisis citológico del fluido cerebroespinal y la biopsia de médula ósea negativas no deben excluir el diagnóstico. La terapia combinada que incluye la radiación localizada constituye una buena opción de tratamiento. Un número considerable de ojos recuperan su agudeza visual y muestran resolución del cuadro infiltrativo.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  Optic nerve infiltration as an initial form of relapse of acute lymphoblastic leukemia is rare, although it is highly indicative of central nervous system involvement.  Objective:  To update the knowledge about optic nerve infiltration as an initial form of relapse of acute lymphoblastic leukemia.  Methods:  A review of the most relevant publications related to the subject during the last years was carried out. The search and localization of information was supported by the choice of keywords/descriptors that configured the search profile. The MeSH Database of PubMed was used. An extensive review was performed in Google Scholar and other systematic review mega search engines using TripDatabase and Cochrane.  Conclusions:  Direct tumor cell infiltration and disease-specific hematologic alterations are the fundamental mechanisms of pathophysiology. Optic disc edema is the most distinctive ophthalmoscopic sign. Negative cranial magnetic resonance imaging, cytologic analysis of cerebrospinal fluid and bone marrow biopsy should not exclude the diagnosis. Combination therapy including localized radiation is a good treatment option. A considerable number of eyes recover visual acuity and show resolution of the infiltrative picture.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[leucemia linfoblástica aguda]]></kwd>
<kwd lng="es"><![CDATA[recaída]]></kwd>
<kwd lng="es"><![CDATA[infiltración del nervio óptico]]></kwd>
<kwd lng="en"><![CDATA[acute lymphoblastic leukemia]]></kwd>
<kwd lng="en"><![CDATA[relapse]]></kwd>
<kwd lng="en"><![CDATA[optic nerve infiltration]]></kwd>
</kwd-group>
</article-meta>
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