<?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>S0864-21762023000400007</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Insulina tópica en el tratamiento del defecto epitelial persistente posúlcera corneal grave]]></article-title>
<article-title xml:lang="en"><![CDATA[Topical insulin for treating persistent post-severe corneal ulcer epithelial defect]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pérez Parra]]></surname>
<given-names><![CDATA[Zaadia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Moreno Ramírez]]></surname>
<given-names><![CDATA[Mildrey Elsa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Campos Basterrechea]]></surname>
<given-names><![CDATA[Niurka]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[León Rodríguez]]></surname>
<given-names><![CDATA[Yereyni]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández Fernández]]></surname>
<given-names><![CDATA[Yardanis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Cubano de Oftalmología Ramón Pando Ferrer  ]]></institution>
<addr-line><![CDATA[ La Habana]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2023</year>
</pub-date>
<volume>36</volume>
<numero>4</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0864-21762023000400007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0864-21762023000400007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0864-21762023000400007&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN El tratamiento del defecto epitelial refractario es un reto y está sujeto al desarrollo de estudios preclínicos y clínicos con el objetivo de obtener tratamientos eficaces, entre los que emerge la insulina tópica. El objetivo del presente artículo fue describir la respuesta cicatrizal del epitelio corneal bajo tratamiento con colirio de insulina. Se presentan dos pacientes con diagnóstico de defecto epitelial persistente posúlcera corneal. Se indicó insulina tópica una gota cada 6 horas, con evolución hacia la epitelización corneal total a los 10 días de iniciado el tratamiento. Se sugiere el mecanismo por el cual la insulina promueve la cicatrización corneal al lograr la restauración de los nervios corneales y favorecer la migración de células epiteliales. En ambos casos el colirio de insulina logró la promover la cicatrización epitelial total de la córnea por lo que se es útil en el tratamiento de defecto epitelial persistente.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT The treatment of refractory epithelial defect is a challenge and depends upon the development of preclinical or clinical studies aimed at obtaining effective treatments, among which topical insulin emerges. The objective of this article was to describe the healing response of the corneal epithelium under treatment with insulin eye drops. The cases are presented of two patients with a diagnosis of persistent post-corneal ulcer epithelial defect. Topical insulin was prescribed at one drop every six hours, with evolution towards total corneal epithelialization ten days after the treatment started. The mechanism is suggested by which insulin promotes corneal healing, thus restoring corneal nerves and favoring epithelial cell migration. In both cases, the insulin eye drops were able to promote total epithelial healing of the cornea, making it useful in the treatment of persistent epithelial defect.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[insulina colirio]]></kwd>
<kwd lng="es"><![CDATA[defecto epitelial persistente]]></kwd>
<kwd lng="es"><![CDATA[fórmula magistral]]></kwd>
<kwd lng="en"><![CDATA[insulin eye drops]]></kwd>
<kwd lng="en"><![CDATA[persistent epithelial defect]]></kwd>
<kwd lng="en"><![CDATA[master formulation]]></kwd>
</kwd-group>
</article-meta>
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