<?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>2709-7927</journal-id>
<journal-title><![CDATA[Acta Médica del Centro]]></journal-title>
<abbrev-journal-title><![CDATA[Acta méd centro]]></abbrev-journal-title>
<issn>2709-7927</issn>
<publisher>
<publisher-name><![CDATA[Hospital Provincial Clínico Quirúrgico Universitario Arnaldo Milián Castro]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2709-79272021000400542</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Comportamiento de la hemorragia subaracnoidea espontánea]]></article-title>
<article-title xml:lang="en"><![CDATA[Behavior of spontaneous subarachnoid haemorrhage]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vázquez-Gómez]]></surname>
<given-names><![CDATA[Lázaro Aurelio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Provincial Clínico Quirúrgico Universitario &#8220;Arnaldo Milián Castro&#8221;  ]]></institution>
<addr-line><![CDATA[Santa Clara Villa Clara]]></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>15</volume>
<numero>4</numero>
<fpage>542</fpage>
<lpage>550</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S2709-79272021000400542&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S2709-79272021000400542&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S2709-79272021000400542&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  la hemorragia subaracnoidea espontánea es la extravasación de sangre hacia los espacios subaracnoideos, su causa más frecuente es la rotura de un aneurisma intracraneal.  Objetivo:  caracterizar clínica y epidemiológicamente y anatomopatológicamente la hemorragia subaracnoidea espontánea en el Hospital &#8220;Arnaldo Milián Castro&#8221; durante el año 2018.  Métodos:  se realizó un estudio observacional descriptivo, de corte longitudinal retrospectivo, en el período comprendido entre enero y diciembre de 2018. La muestra a estudiar estuvo conformada por 32 pacientes.  Resultados:  el sexo más afectado fue el femenino (19, 59,4%), predominó la causa aneurismática (17, 53,1%), seguida por la hipertensión arterial (18,8%), el vaso espasmo (34,4%) y la hipertensión endocraneana (21,9%).  Conclusiones:  el sexo más afectado fue el femenino y, en relación con la edad, predominó el grupo de 60 a 69 años. Se determinó el predominio de la causa aneurismática, seguido por la secundaria a hipertensión arterial, y que las arterias más frecuentemente afectadas fueron la cerebral media y la arteria comunicante posterior. Las complicaciones más frecuentes fueron el resangrado y la hipertensión endocraneana. La mayoría de los pacientes tuvo un desenlace fatal y predominó la causa aneurismática según el informe anatomopatológico.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  the spontaneous subarachnoid hemorrhage is the extravasation of blood into the subarachnoid spaces, its most frequent cause is the rupture of an intracranial aneurysm.  Objective:  to characterize clinically and epidemiologically and anatomopathologically the spontaneous subarachnoid hemorrhage in the &#8220;Arnaldo Milián Castro&#8221; Hospital during 2018.  Methods:  a descriptive observational study was carried out, of retrospective longitudinal cut, in the period from January to December 2018. The sample to be studied consisted of 32 patients.  Results:  the most affected sex was female (19, 59.4%), the predominant cause was aneurysmal (17, 53.1%), followed by arterial hypertension (18.8%), vasospasm (34.4%) and endocranial hypertension (21.9%).  Conclusions:  the most affected sex was female and, in relation to age, the 60 to 69 years age group was more predominant. The predominance of aneurysmal causes was determined, followed by those secondary to arterial hypertension, and the most frequently affected arteries were the middle cerebral and posterior communicating arteries. The most frequent complications were rebleeding and endocranial hypertension. The majority of patients had a fatal outcome and the aneurysmal cause predominated according to the anatomopathological report.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[trastornos cerebrovasculares]]></kwd>
<kwd lng="es"><![CDATA[hemorragia subaracnoidea]]></kwd>
<kwd lng="es"><![CDATA[aneurisma intracraneal]]></kwd>
<kwd lng="es"><![CDATA[mortalidad]]></kwd>
<kwd lng="en"><![CDATA[cerebrovascular disorders]]></kwd>
<kwd lng="en"><![CDATA[subarachnoid hemorrhage]]></kwd>
<kwd lng="en"><![CDATA[intracranial aneurysm]]></kwd>
<kwd lng="en"><![CDATA[mortality]]></kwd>
</kwd-group>
</article-meta>
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