<?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>1561-3194</journal-id>
<journal-title><![CDATA[Revista de Ciencias Médicas de Pinar del Río]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Ciencias Médicas]]></abbrev-journal-title>
<issn>1561-3194</issn>
<publisher>
<publisher-name><![CDATA[Editorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1561-31942019000400523</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Epidemiología del cierre angular primario en Pinar del Río]]></article-title>
<article-title xml:lang="en"><![CDATA[Epidemiology of primary angular closure in Pinar del Río]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pérez González]]></surname>
<given-names><![CDATA[Henry]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Moreno Domínguez]]></surname>
<given-names><![CDATA[José Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Moreno González]]></surname>
<given-names><![CDATA[Luis Manuel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García Concha]]></surname>
<given-names><![CDATA[Yanet]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Ciencias Médicas de Pinar del Río Hospital General Docente Abel Santamaría Cuadrado ]]></institution>
<addr-line><![CDATA[Pinar del Río ]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de Ciencias Médicas de Pinar del Río Hospital Pediátrico Provincial Docente Pepe Portilla ]]></institution>
<addr-line><![CDATA[Pinar del Río ]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2019</year>
</pub-date>
<volume>23</volume>
<numero>4</numero>
<fpage>523</fpage>
<lpage>532</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S1561-31942019000400523&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S1561-31942019000400523&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S1561-31942019000400523&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción: la clínica del cierre angular primario puede variar desde una sospecha de la enfermedad hasta estadios avanzados del daño glaucomatoso, lo que puede provocar ceguera.  Objetivo:  describir la epidemiología del cierre angular primario en pacientes pinareños, una vez identificadas las variables sociodemográficas y oculares que determinan su forma clínica.  Métodos:  se realizó un estudio descriptivo transversal en Pinar del Río, en los años 2013 y 2017, el universo estuvo constituidos por 293 casos nuevos con diagnóstico de cierre angular primario en cualquiera de sus formas clínicas. El análisis estadístico se realizó con el programa SPSS.  Resultados:  la edad media fue 57,69 ± 7,35 años; predominaron las mujeres (89,5 %) y el 77,2 % evidenció una situación de estrés. Los valores promedio de longitud axial y amplitud de cámara anterior fueron 21,89 ± 0,49 mm y 2,65 ± 0,27 mm. El 87,03 % de los ojos mostró ángulo estrecho. La media de la presión intraocular basal fue de 23,86 ± 5,81. Al analizar las variables sociodemográficas y oculares en relación a la forma clínica, se encontró que los factores que la determinan fueron: edad (p&lt;0,001), amplitud angular (p&lt;0,001), sinequias anteriores periféricas (p&lt;0,001) y presión intraocular (p&lt;0,001). El análisis de regresión lineal confirmó estos resultados. Conclusión: el cierre angular primario es frecuente en mujeres de mediana edad sometidas a estrés; con ojos pequeños, ángulo camerular y cámara anterior estrecha. La edad, amplitud angular, sinequias anteriores periféricas y presión intraocular basal, determinan la forma clínica de la enfermedad.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  the clinic behavior of primary angular closure can range from suspected disease to advanced stages of glaucomatous damage, which can lead to blindness.  Objective:  to describe the epidemiology of primary angular closure in Pinar del Río patients by identifying the socio-demographic and ocular variables that determine its clinical type.  Methods:  a cross-sectional descriptive study was performed in Pinar del Río from 2013 to 2017. The target group consisted of 293 new cases with a diagnosis of primary angular closure in any of its clinical types. The statistical analysis was performed with the SPSS program.  Results:  mean age was 57.69 ± 7.35 years; women predominated (89.5 %) and 77.2 % evidenced a stressful situation. The average values of axial length and anterior chamber width were 21.89 ± 0.49 mm and 2.65 ± 0.27 mm. 87.03 % of the eyes showed a narrow angle. The mean basal intraocular pressure was 23.86 ± 5.81. When analyzing the socio-demographic and ocular variables in relation to the clinical type, it was found that the factors that determine its onset were: age (p&lt;0.001), angular amplitude (p&lt;0.001), peripheral anterior synechia (p&lt;0.001) and intraocular pressure (p&lt;0.001). Linear regression analysis confirmed these results.  Conclusion:  primary angular closure is common in middle-aged women under stress; with small eyes, camerular angle and narrow anterior chamber. Age, angular amplitude, peripheral anterior synechiae, and basal intraocular pressure determine the clinical type of the disease.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[EPIDEMIOLOGÍA]]></kwd>
<kwd lng="es"><![CDATA[FACTORES EPIDEMIOLÓGICOS]]></kwd>
<kwd lng="es"><![CDATA[GLAUCOMA]]></kwd>
<kwd lng="es"><![CDATA[GLAUCOMA DE ÁNGULO CERRADO]]></kwd>
<kwd lng="es"><![CDATA[PRESIÓN INTRAOCULAR]]></kwd>
<kwd lng="es"><![CDATA[CÁMARA ANTERIOR]]></kwd>
<kwd lng="en"><![CDATA[EPIDEMIOLOGY]]></kwd>
<kwd lng="en"><![CDATA[EPIDEMIOLOGIC FACTORS]]></kwd>
<kwd lng="en"><![CDATA[GLAUCOMA]]></kwd>
<kwd lng="en"><![CDATA[GLAUCOMA, ANGLE-CLOSURE]]></kwd>
<kwd lng="en"><![CDATA[INTRAOCULAR PRESSURE]]></kwd>
<kwd lng="en"><![CDATA[ANTERIOR CHAMBER]]></kwd>
</kwd-group>
</article-meta>
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