<?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>0300-9041</journal-id>
<journal-title><![CDATA[Ginecología y obstetricia de México]]></journal-title>
<abbrev-journal-title><![CDATA[Ginecol. obstet. Méx.]]></abbrev-journal-title>
<issn>0300-9041</issn>
<publisher>
<publisher-name><![CDATA[Federación Mexicana de Colegios de Obstetricia y Ginecología A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0300-90412022000600538</article-id>
<article-id pub-id-type="doi">10.24245/gom.v90i6.6958</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Leiomioma parasitario retroperitoneal: reporte de un caso]]></article-title>
<article-title xml:lang="en"><![CDATA[Retroperitoneal parasitic leiomioma: A case report.]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Velasco-García]]></surname>
<given-names><![CDATA[Aura]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González-Muñoz]]></surname>
<given-names><![CDATA[Alejandro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Barrios]]></surname>
<given-names><![CDATA[Jorge Ángel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mendoza-Quevedo]]></surname>
<given-names><![CDATA[Jairo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de La Sabana Facultad de Medicina ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital Universitario Mayor Méderi  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="Af3">
<institution><![CDATA[,Hospital Occidente de Kennedy  ]]></institution>
<addr-line><![CDATA[ Bogotá]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Hospital de San José  ]]></institution>
<addr-line><![CDATA[ Bogotá]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2022</year>
</pub-date>
<volume>90</volume>
<numero>6</numero>
<fpage>538</fpage>
<lpage>542</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0300-90412022000600538&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0300-90412022000600538&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0300-90412022000600538&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  ANTECEDENTES: Los leiomiomas parasitarios son una variante poco común de la miomatosis uterina. Se han identificado en la pared abdominal, intestino delgado, muñón cervical o vaginal, vasos iliacos, ovarios, colon sigmoides y en el omento mayor.  OBJETIVO: Reportar un caso clínico de leiomioma parasitario retroperitoneal y revisar la bibliografía al respecto.  CASO CLÍNICO:  Paciente de 57 años, con diagnóstico de NIC-III y hemorragia uterina anormal. Acudió a consulta debido a una sensación de masa y dolor abdominal, pérdida de peso subjetiva, hiporexia, disfagia y plenitud gástrica de cuatro meses de evolución. En los estudios de extensión se documentó una masa retroperitoneal grande y elevación de los marcadores tumorales Ca 125 y Ca 19-9. La resección de la masa se efectuó mediante laparotomía, con hallazgo histopatológico de mioma parasitario.  CONCLUSIÓN: Los leiomiomas parasitarios deben considerarse en el diagnóstico diferencial de pacientes con antecedente de histerectomía o miomectomía, sobre todo en el contexto de la morcelación. El tratamiento consiste en cirugía o inhibidores de la aromatasa y análogos de la hormona liberadora de gonadotropina (leiomiomatosis peritoneal diseminada).]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  BACKGORUND: Parasitic leiomyomas are a rare entity, defined as an unusual variant of uterine myomatosis. Have been documented in the abdominal wall, small intestine, cervical or vaginal stump, iliac vessels, ovaries, sigmoid colon, and greater omentum.  OBJECTIVE:  To report a clinical case of retroperitoneal parasitic leiomyoma and review the literature.  CLINICAL CASE: A 57-year-old patient with a diagnosis of CIN-III and secondary abnormal uterine bleeding, who consulted for a sensation of abdominal mass and pain, subjective weight loss, hyporexia, dysphagia and gastric fullness, of four months of evolution. Extension studies document a large retroperitoneal mass and elevation of tumor markers Ca 125 and Ca 19-9. We practice surgical management of her gynecological pathology and resection of the mass by laparotomy, with histopathological finding of myoma.  CONCLUSION: Parasitic leiomyomas should be suspected in patients with a detected mass and a history of hysterectomy or myomectomy, especially in the context of morcellation. The treatment of this condition is surgical and, in cases of disseminated peritoneal leiomyomatosis, pharmacological treatments have been used with aromatase inhibitors and gonadotropin-release hormone analogues.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Leiomioma parasitario]]></kwd>
<kwd lng="es"><![CDATA[miomatosis uterina]]></kwd>
<kwd lng="es"><![CDATA[masa retroperitoneal]]></kwd>
<kwd lng="es"><![CDATA[inhibidores de la aromatasa]]></kwd>
<kwd lng="es"><![CDATA[análogos de la hormona liberadora de gonadotropina]]></kwd>
<kwd lng="en"><![CDATA[Parasitic leiomyoma]]></kwd>
<kwd lng="en"><![CDATA[Uterine miomatosis]]></kwd>
<kwd lng="en"><![CDATA[Retroperitoneal mass]]></kwd>
<kwd lng="en"><![CDATA[Aromatase inhibitors]]></kwd>
<kwd lng="en"><![CDATA[Gonadotropin-release hormone analogues]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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