<?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>0120-8705</journal-id>
<journal-title><![CDATA[CES Medicina]]></journal-title>
<abbrev-journal-title><![CDATA[CES Med.]]></abbrev-journal-title>
<issn>0120-8705</issn>
<publisher>
<publisher-name><![CDATA[Universidad CES]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0120-87052021000100044</article-id>
<article-id pub-id-type="doi">10.21615/cesmedicina.35.1.5</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Quiste aracnoideo de la vaina del nervio óptico simulando defecto glaucomatoso en el campo visual]]></article-title>
<article-title xml:lang="en"><![CDATA[Optic nerve sheath arachnoid cyst simulating glaucomatous defect in the visual field]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lozano Cruz]]></surname>
<given-names><![CDATA[Edgar]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bautista Torres]]></surname>
<given-names><![CDATA[Ana Milena]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López Torres]]></surname>
<given-names><![CDATA[Vanessa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad del Valle  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad del Valle  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad del Valle  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2021</year>
</pub-date>
<volume>35</volume>
<numero>1</numero>
<fpage>44</fpage>
<lpage>50</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-87052021000100044&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-87052021000100044&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-87052021000100044&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción:  el quiste aracnoideo es una colección benigna de fluido similar en composición al líquido cefalorraquídeo dentro de la aracnoides, circunscrita por tejido fibrovascular normal que comprime las leptomeninges que rodean el nervio óptico. Se describe el caso de una paciente con quiste aracnoideo de la vaina del nervio óptico con un defecto campimétrico típico de glaucoma, pero con un disco óptico sin características de glaucoma, con el fin de resaltar la necesidad de estudiar con neuroimágenes estos casos y detectar este tipo de alteraciones. El quiste aracnoideo de la vaina del nervio óptico es una entidad excepcional que generalmente tiene un comportamiento benigno, permaneciendo estable en el tiempo, aunque eventualmente puede producir una neuropatía óptica compresiva, afectando la agudeza o el campo visual por daño de la capa de fibras nerviosas. En el caso descrito, este daño se manifestó con un defecto de campo visual que simulaba neuropatía glaucomatosa.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Background:  Arachnoid cyst is a benign fluid collection similar in composition to cerebrospinal fluid within the arachnoid, circumscribed by normal fibrovascular tissue that compresses the leptomeninges surrounding the optic nerve.  Objective:  To describe the case of a patient with an optic nerve sheath arachnoid cyst with a typical glaucoma campimetric defect, but with an optic disc without findings of glaucoma, to highlight the need to study these cases with neuroimaging to detect this type of changes.  Conclusion:  Optic nerve sheath arachnoid cyst is an exceptional entity that generally has a benign behavior remaining stable over time; but could eventually originate compressive optic neuropathy, affecting visual acuity or visual fields due to nerve fiber layer damage. In the patient´s case this damage was manifested with a visual field defect that simulated glaucomatous neuropathy.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Quistes aracnoideos]]></kwd>
<kwd lng="es"><![CDATA[Nervio óptico]]></kwd>
<kwd lng="es"><![CDATA[Escotoma]]></kwd>
<kwd lng="es"><![CDATA[Glaucoma]]></kwd>
<kwd lng="es"><![CDATA[Campos visuales]]></kwd>
<kwd lng="en"><![CDATA[Arachnoid cysts]]></kwd>
<kwd lng="en"><![CDATA[Optic nerve]]></kwd>
<kwd lng="en"><![CDATA[Scotoma]]></kwd>
<kwd lng="en"><![CDATA[Glaucoma]]></kwd>
<kwd lng="en"><![CDATA[Visual fields]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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