<?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>2631-2581</journal-id>
<journal-title><![CDATA[Revista Ecuatoriana de Neurología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Ecuat Neurol]]></abbrev-journal-title>
<issn>2631-2581</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Médica Ecuatoriana de Neurología]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2631-25812024000200064</article-id>
<article-id pub-id-type="doi">10.46997/revecuatneurol33200064</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Mixoma De Aurícula Derecha Como Probable Causa De Migraña]]></article-title>
<article-title xml:lang="en"><![CDATA[Right Atrial Myxoma As A Probable Cause Of Migraine]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Medrano-Plana]]></surname>
<given-names><![CDATA[Yuri]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández-Borroto]]></surname>
<given-names><![CDATA[Carlos Enrique]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Salazar-Rodríguez]]></surname>
<given-names><![CDATA[Sirced]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sánchez-Torres]]></surname>
<given-names><![CDATA[Nadia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Laica Eloy Alfaro de Manabí Facultad de Ciencias de la Salud ]]></institution>
<addr-line><![CDATA[Manta ]]></addr-line>
<country>Ecuador</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Servicio de Salud Metropolitano Norte  ]]></institution>
<addr-line><![CDATA[Santiago de Chile ]]></addr-line>
<country>Chile</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad San Gregorio de Portoviejo  ]]></institution>
<addr-line><![CDATA[Portoviejo ]]></addr-line>
<country>Ecuador</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Centro Clínico Quirúrgico Ambulatorio Cotocollao  ]]></institution>
<addr-line><![CDATA[Quito ]]></addr-line>
<country>Ecuador</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2024</year>
</pub-date>
<volume>33</volume>
<numero>2</numero>
<fpage>64</fpage>
<lpage>68</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.senescyt.gob.ec/scielo.php?script=sci_arttext&amp;pid=S2631-25812024000200064&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.senescyt.gob.ec/scielo.php?script=sci_abstract&amp;pid=S2631-25812024000200064&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.senescyt.gob.ec/scielo.php?script=sci_pdf&amp;pid=S2631-25812024000200064&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción:  El mixoma cardiaco es un tumor benigno conocido como el &#8220;gran simulador&#8221;, ya que puede manifestarse clínicamente de forma muy variada y/o con hallazgos inespecíficos que crean mucha confusión y dificultan su diagnóstico. Se asocia a manifestaciones neurológicas secundarias generalmente a complicaciones embólicas al sistema nervioso, como los accidentes cerebrovasculares isquémicos, que pueden provocar: mareos, cefalea, perdida del conocimiento, y/o alteraciones de la visión y el lenguaje.  Caso Clínico:  Paciente femenina de 16 años con episodios de cefaleas de seis meses de evolución y sin otros antecedentes neurológicos. Hospitalizada para estudio diagnóstico, por el servicio de neurología, que se interpretó como una cefalea primaria del tipo migraña sin aura. Entre los exámenes realizados durante su ingreso hospitalario, se detectó una masa intracardiaca a nivel de la aurícula derecha compatible con mixoma cardiaco mediante el análisis histopatológico postoperatorio. Evolucionó favorablemente sin presentar nuevamente sintomatología neurológica.  Conclusión:  La aparición de migraña en pacientes portadores de mixomas cardiacos, es raramente reportada, asociándose únicamente la presencia de esta enfermedad a mixomas ubicados en cavidades cardiacas izquierdas. Al describir los diferentes mecanismos fisiopatológicos publicados que pueden dar origen a este cuadro neurológico y debido a lo extraño del caso reportado, por la ubicación de la neoplasia en cavidades derechas, se considera plantear como posible mecanismo de origen de la migraña: la síntesis y liberación de polipéptido intestinal vasoactivo por el tumor mixomatoso.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction: Cardiac myxoma is a benign tumor known as the "great imitator" because it can manifest clinically in a very diverse manner and/or with nonspecific findings that create a lot of confusion and make diagnosis difficult. It is associated with neurological manifestations, typically secondary to embolic complications affecting the nervous system, such as ischemic strokes, which can cause dizziness, headaches, loss of consciousness, and/or vision and speech disturbances.  Clinical Case: A 16-year-old female patient with a six-month history of headaches and no other neurological history. She was hospitalized for diagnostic evaluation by the neurology department, where her condition was interpreted as primary migraine-type headaches without aura. Among the tests performed during her hospitalization, an intracardiac mass in the right atrium was detected, compatible with cardiac myxoma, confirmed by postoperative histopathological analysis. She evolved favorably without presenting neurological symptoms again.  Conclusion: The occurrence of migraines in patients with cardiac myxomas is rarely reported, and this condition has only been associated with myxomas located in the left heart chambers. Describing the different published pathophysiological mechanisms that can lead to this neurological condition, and due to the unusual nature of the case reported, given the location of the neoplasm in the right heart chambers, it is considered possible that the migraine may have originated from the synthesis and release of vasoactive intestinal polypeptide by the myxomatous tumor.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Cefalea]]></kwd>
<kwd lng="es"><![CDATA[Manifestaciones neurológicas]]></kwd>
<kwd lng="es"><![CDATA[Mixoma]]></kwd>
<kwd lng="es"><![CDATA[Neoplasias Cardíacas]]></kwd>
<kwd lng="es"><![CDATA[Trastornos migrañosos.]]></kwd>
<kwd lng="en"><![CDATA[Headache]]></kwd>
<kwd lng="en"><![CDATA[Neurological manifestations]]></kwd>
<kwd lng="en"><![CDATA[Myxoma]]></kwd>
<kwd lng="en"><![CDATA[Cardiac neoplasms]]></kwd>
<kwd lng="en"><![CDATA[Migraine disorders.]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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