<?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>0034-7434</journal-id>
<journal-title><![CDATA[Revista Colombiana de Obstetricia y Ginecología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. colomb. obstet. ginecol.]]></abbrev-journal-title>
<issn>0034-7434</issn>
<publisher>
<publisher-name><![CDATA[Federación Colombiana de Obstetricia y GinecologíaRevista Colombiana de Obstetricia y Ginecología]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0034-74342025000300005</article-id>
<article-id pub-id-type="doi">10.18597/rcog.4468</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Quiste de Tarlov gigante durante la gestación: reporte de caso y revisión de la literatura]]></article-title>
<article-title xml:lang="en"><![CDATA[Giant Tarlov cyst during pregnancy: case report and literature review]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Silva-Ortiz]]></surname>
<given-names><![CDATA[Sofía]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cruz-Reina]]></surname>
<given-names><![CDATA[Juan Sebastián]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Aragón-Mendoza]]></surname>
<given-names><![CDATA[Rafael Leonardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gallo-Roa]]></surname>
<given-names><![CDATA[Roberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rojas-Borda]]></surname>
<given-names><![CDATA[Felipe]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Pontificia Universidad Javeriana Hospital Universitario de la Samaritana ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Pontificia Universidad Javeriana Hospital Universitario de la Samaritana Ginecología y Obstetricia]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Hospital Universitario de la Samaritana Medicina Materno-Fetal ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad Militar Nueva Granada Radiología e Imágenes Diagnósticas ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2025</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2025</year>
</pub-date>
<volume>76</volume>
<numero>3</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0034-74342025000300005&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0034-74342025000300005&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0034-74342025000300005&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Objetivo:  analizar el abordaje diagnóstico, las consideraciones para el trabajo de parto y el tratamiento de los quistes de Tarlov durante el embarazo, mediante un reporte de caso y revisión de la literatura.  Materiales y métodos: se presenta el caso de una mujer de 31 años, quien es remitida a un hospital general de referencia con un embarazo de 33 semanas, por una masa quística en pelvis. Se practicó resonancia magnética que evidenció una imagen quística en continuidad con el saco tecal, asociada a remodelación ósea de los cuerpos vertebrales L4, L5 y sacros, con extensión presacra y desplazamiento del recto hacia la derecha. Se diagnosticó un quiste de Tarlov. El embarazo terminó por cesárea bajo anestesia general a la semana 37, debido a la distocia mecánica y el alto riesgo de punción del quiste y posterior fístula de líquido cefalorraquídeo. Se obtuvo un recién nacido sano, de 2.420 g, con evolución materna y neonatal satisfactoria. En el control, al cuarto mes posoperatorio, la paciente refería lumbalgia y estaba en espera de manejo por neurocirugía. Se realizó una búsqueda de la literatura en Medline vía PubMed, Lilacs, SciELO y ScienceDirect, utilizando los términos "Embarazo" y "Quistes de Tarlov". Se incluyeron reportes o series de casos de pacientes embarazadas con quiste de Tarlov y revisiones de la literatura. Se hizo revisión de títulos y resumen, y extracción de datos por dos autores de manera independiente. Se extrajeron datos de las características de los estudios, la población estudiada, el diagnóstico, manejo obstétrico, tratamiento y pronóstico del quiste de Tarlov. Se hace resumen descriptivo de los hallazgos.  Resultados: se identificaron cinco reportes de caso que cumplieron con los criterios de inclusión. Para el diagnóstico se empleó resonancia magnética sin contraste en todos los casos. En dos casos se realizó el parto vía cesárea. La anestesia neuroaxial fue administrada sin complicaciones en tres de los casos. No se reportaron complicaciones materno-fetales atribuibles directamente a los quistes de Tarlov. Ningún caso fue intervenido durante el embarazo.  Conclusiones: los quistes de Tarlov durante el embarazo son raros. La resonancia magnética sin contraste es la alternativa más utilizada para establecer el diagnóstico de esta entidad clínica en la gestación. No parece que los quistes tengan implicaciones sobre los resultados materno-perinatales, ni el embarazo sobre la evolución del quiste. Se requieren más estudios que incrementen el cuerpo de la evidencia para definir las estrategias obstétricas y anestésicas óptimas en estas pacientes.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Objective:  To analyze the diagnostic approach, considerations regarding delivery and treatment for Tarlov cysts during pregnancy, through a case report and literature review.  Materials and methods:  We present the case of a 31-year-old woman who was referred to a tertiary care general hospital at 33 weeks of gestation due to a pelvic cystic mass. Magnetic resonance imaging revealed a cystic lesion in continuity with the thecal sac, associated with osseous remodeling of the L4, L5, and sacral vertebral bodies, with presacral extension and displacement of the rectum to the right. A Tarlov cyst was diagnosed. The pregnancy was terminated by cesarean section under general anesthesia at 37 weeks due to mechanical dystocia and the high risk of cyst puncture and subsequent cerebrospinal fluid fistula. A healthy newborn weighing 2,420 g was delivered, and both maternal and neonatal outcomes were satisfactory. At the four-month postoperative follow-up, the patient reported low back pain and was awaiting neurosurgical management. A literature search was conducted in Medline via PubMed, Lilacs, SciELO, and ScienceDirect using the terms &#8220;Pregnancy&#8221; and &#8220;Tarlov cysts.&#8221; Case reports, case series of pregnant patients with Tarlov cysts, and literature reviews were included. Titles and abstracts were screened, and data were extracted independently by two authors. Extracted data included study characteristics, patient demographics, diagnosis, obstetric management, treatment, and prognosis of Tarlov cysts. A descriptive summary of the findings is presented.  Results: The review identified five cases which met the inclusion criteria. Simple magnetic resonance imaging was used for diagnosis in all cases. Vaginal delivery was performed in two cases. Neuraxial anesthesia was administered without complications in three cases. No direct maternal-fetal complications attributable to the cysts were reported. None of the cases reported interventions for the cyst during pregnancy.  Conclusions: Tarlov cysts during pregnancy are rare. Non-contrast magnetic resonance imaging is the safest and most effective diagnostic option for this condition during pregnancy. The Tarlov cyst could not increase the risk of perinatal complications or related with the cyst complications. Further reports and multicenter studies are needed to establish optimal obstetric and anesthetic strategies.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[embarazo]]></kwd>
<kwd lng="es"><![CDATA[quistes de Tarlov]]></kwd>
<kwd lng="es"><![CDATA[radiculopatía sacra]]></kwd>
<kwd lng="es"><![CDATA[quistes perineurales]]></kwd>
<kwd lng="es"><![CDATA[obstetricia]]></kwd>
<kwd lng="es"><![CDATA[ginecología.]]></kwd>
<kwd lng="en"><![CDATA[Pregnancy]]></kwd>
<kwd lng="en"><![CDATA[Tarlov cysts]]></kwd>
<kwd lng="en"><![CDATA[sacral radiculopathy]]></kwd>
<kwd lng="en"><![CDATA[perineural cysts]]></kwd>
<kwd lng="en"><![CDATA[obstetrics]]></kwd>
<kwd lng="en"><![CDATA[gynecology.]]></kwd>
</kwd-group>
</article-meta>
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