<?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>S0864-21762021000400006</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Microscopia endotelial manual y automatizada: estudio comparativo en adultos sin alteraciones corneales]]></article-title>
<article-title xml:lang="en"><![CDATA[Manual and automated endothelial microscopy in adults without corneal alterations]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Guerra Almaguer]]></surname>
<given-names><![CDATA[Michel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González González]]></surname>
<given-names><![CDATA[Rosaly]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cárdenas Díaz]]></surname>
<given-names><![CDATA[Taimi]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Padilla González]]></surname>
<given-names><![CDATA[Carmen María]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cambas Andreu]]></surname>
<given-names><![CDATA[Arelys Ariocha]]></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>
<aff id="Af2">
<institution><![CDATA[,Hospital Clinicoquirúrgico "Calixto García"  ]]></institution>
<addr-line><![CDATA[ La Habana]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2021</year>
</pub-date>
<volume>34</volume>
<numero>4</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0864-21762021000400006&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0864-21762021000400006&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0864-21762021000400006&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Objetivo: Comparar los resultados de los parámetros morfológicos y morfométricos del endotelio corneal a través de la microscopia especular a partir de la utilización del conteo manual y automatizado.  Métodos:  Se realizó un estudio descriptivo, observacional, de corte transversal de serie de casos en adultos sin alteraciones corneales, en el Servicio de Cirugía Refractiva del Instituto Cubano de Oftalmología &#8220;Ramón Pando Ferrer&#8221;, en el periodo comprendido de enero de 2019 a enero de 2020. Se estudiaron un total de 50 adultos (100 ojos), de los cuales 50 fueron ojos derechos y 50 ojos izquierdos. Se emplearon los porcentajes y los números absolutos para resumir las variables cualitativas. En el caso de las cuantitativas, se utilizó la media con su desviación estándar.  Resultados:  El 46 % fue del sexo femenino y el 54 % del sexo masculino. Los parámetros morfométricos, como la paquimetría central, fue igual en ambos conteos. A su vez, se obtuvieron mayores valores de densidad endotelial con el conteo automatizado. En los parámetros morfológicos se registró que la hexagonalidad fue superior en el conteo manual y el coeficiente de variabilidad en el conteo automatizado. Las diferencias más marcadas resultaron en el tamaño mínimo, en el máximo y en el promedio de las células endoteliales corneales, con variaciones entre los dos conteos.  Conclusiones:  Queda demostrado que tanto el conteo manual como el automatizado para el estudio del endotelio corneal pueden ser aplicados en la práctica oftalmológica.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Objective: Compare the results of morphological and morphometric parameters of the corneal endothelium using specular microscopy with manual and automated counting.  Methods:  A cross-sectional observational descriptive study was conducted of a case series of adults without corneal alterations attending the Refractive Surgery Service at Ramón Pando Ferrer Cuban Institute of Ophthalmology from January 2019 to January 2020. A total 50 adults were studied (100 eyes: 50 right and 50 left). Percentages and absolute numbers were used to summarize qualitative variables, whereas quantitative variables were evaluated with means and standard deviations.  Results:  Of the patients studied, 46% were female and 54% were male. Morphometric parameters such as central pachymetry were the same in both countings. Automated counting yielded higher endothelial density values. Morphological parameters showed that hexagonality was greater in manual counting, whereas the coefficient of variability was greater in automated counting. The most obvious differences were observed in minimum size, maximum size and average corneal endothelial cells, with variations between the two countings.  Conclusions:  It was shown that both manual and automated counting may be used for examination of the corneal endothelium in ophthalmic practice.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Microscopia especular]]></kwd>
<kwd lng="es"><![CDATA[endotelio corneal]]></kwd>
<kwd lng="es"><![CDATA[conteo celular endotelial]]></kwd>
<kwd lng="en"><![CDATA[Specular microscopy]]></kwd>
<kwd lng="en"><![CDATA[corneal endothelium]]></kwd>
<kwd lng="en"><![CDATA[endothelial cell count]]></kwd>
</kwd-group>
</article-meta>
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