<?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>0026-1742</journal-id>
<journal-title><![CDATA[Revista de la Facultad de Medicina (México)]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Fac. Med. (Méx.)]]></abbrev-journal-title>
<issn>0026-1742</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México, Facultad de Medicina]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0026-17422023000600017</article-id>
<article-id pub-id-type="doi">10.22201/fm.24484865e.2023.66.6.03</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Pseudotumor inflamatorioocular asociado a IgG4. Reporte de un caso]]></article-title>
<article-title xml:lang="en"><![CDATA[IgG4-Associated Ocular Inflammatory Pseudotumor. A Case Report]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Aguilar Jaramillo]]></surname>
<given-names><![CDATA[Andrés Manuel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Solana Hernández]]></surname>
<given-names><![CDATA[José Martin]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gavilanes Salazar]]></surname>
<given-names><![CDATA[Gabriela Margarita]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[León Trenado]]></surname>
<given-names><![CDATA[Denise Gabriela de]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cruz Benítez]]></surname>
<given-names><![CDATA[Luis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Regional de Alta Especialidad Ixtapaluca  ]]></institution>
<addr-line><![CDATA[ Estado de México]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital Regional de Alta Especialidad Ixtapaluca  ]]></institution>
<addr-line><![CDATA[ Estado de México]]></addr-line>
<country>México</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Hospital Materno-Infantil de Badajoz  ]]></institution>
<addr-line><![CDATA[Badajoz España]]></addr-line>
</aff>
<aff id="Af4">
<institution><![CDATA[,Hospital Regional de Alta Especialidad Ixtapaluca  ]]></institution>
<addr-line><![CDATA[ Estado de México]]></addr-line>
<country>México</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>66</volume>
<numero>6</numero>
<fpage>17</fpage>
<lpage>21</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0026-17422023000600017&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0026-17422023000600017&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0026-17422023000600017&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción: El pseudotumor inflamatorio ocular asociado a IgG4 es un proceso inflamatorio no neoplásico y poco frecuente con una incidencia de 0.28-1.08 por cada 100,000 personas. El diagnóstico de esta patología es de exclusión debiendo cumplir criterios histopatológicos, agrandamiento de un órgano en específico y concentraciones serias de IgG4. El tratamiento tiene como objetivo evitar las complicaciones secundarias.  Caso clínico: Mujer de 54 años de edad sin patologías previas referidas, acude refiriendo que 6 meses previos presenta de forma súbita y sin causa aparente prurito a nivel de globo ocular y párpado izquierdo, además de disminución de la agudeza visual y dolor retroocular, motivo por el que acude a valoración. Al examen físico presentó movimientos oculares normales, proptosis izquierda, dolor a la palpación, hiperemia subconjuntival, opacidad corneal, ausencia de reflejo rojo y más renitente a la presión el ojo izquierdo en relación con el contralateral. Tomografía cráneo-toraco-abdominal reporta a nivel ocular izquierdo imágenes sugestivas de melanoma coroideo sin hallazgos de actividad metastásica. Se realiza enucleación de ojo izquierdo. Se envía pieza a patología la cual reporta infiltrado difuso linfoplasmocítico positivas para IgG4.  Conclusión:  La enfermedad por IgG4 ocular es una patología muy infrecuente de clínica inespecífica y diagnóstico complejo. Sin embargo, un abordaje rápido y correcto es fundamental para evitar complicaciones.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction: IgG4-associated ocular inflammatory pseudotumor is a rare, non-neoplastic inflammatory process with an incidence of 0.28-1.08 per 100,000 people. The diagnosis of this pathology is one of exclusion, having to meet histopathological criteria, enlargement of a specific organ, and serious concentrations of IgG4. Treatment aims to avoid secondary complications.  Clinical case: A 54-year-old woman with no previous reported pathologies, reports that for the past 6 months she has itching at the level of the eyeball and the left eyelid, suddenly and without apparent cause, in addition to decreased visual acuity and retro-ocular pain; this is why she asked for the evaluation. The physical examination revealed normal eye movements, left proptosis, pain on palpation, subconjunctival hyperemia, corneal opacity, absence of red reflex, and the left eye being more resistant to pressure in relation to the contralateral eye. The cranio-thoraco-abdominal tomography reported images at the left ocular level that were suggestive of choroidal melanoma without findings of metastatic activity. Enucleation of the left eye was performed. The specimen was sent to pathology which reported diffuse lymphoplasmacytic infiltrate positive for IgG4.  Conclusion: Ocular IgG4 disease is a very rare pathology with non-specific symptoms and complex diagnosis. However, a quick and correct approach is essential to avoid complications.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Pseudotumor]]></kwd>
<kwd lng="es"><![CDATA[enfermedad inflamatoria]]></kwd>
<kwd lng="es"><![CDATA[proptosis]]></kwd>
<kwd lng="es"><![CDATA[IgG4]]></kwd>
<kwd lng="es"><![CDATA[ocular]]></kwd>
<kwd lng="en"><![CDATA[Pseudotumor]]></kwd>
<kwd lng="en"><![CDATA[inflammatory disease]]></kwd>
<kwd lng="en"><![CDATA[proptosis, IgG4]]></kwd>
<kwd lng="en"><![CDATA[ocular]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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