<?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>0001-6002</journal-id>
<journal-title><![CDATA[Acta Médica Costarricense]]></journal-title>
<abbrev-journal-title><![CDATA[Acta méd. costarric]]></abbrev-journal-title>
<issn>0001-6002</issn>
<publisher>
<publisher-name><![CDATA[Colegio de Médicos y Cirujanos de Costa Rica]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0001-60022023000400225</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Revisión de caso clínico: Mucocele apendicular, en paciente masculino, menor de 40 años, deportista]]></article-title>
<article-title xml:lang="en"><![CDATA[Clinical case review: Appendicular mucocele, in a male patient, under 40 years of age, athlete]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vargas-Vargas]]></surname>
<given-names><![CDATA[Renier]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Jiménez-Solano]]></surname>
<given-names><![CDATA[Mildred]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González-Brenes]]></surname>
<given-names><![CDATA[Mauricio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Clínica Sin Fronteras Servicio de Medicina General ]]></institution>
<addr-line><![CDATA[Cartago ]]></addr-line>
<country>Costa Rica</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Clínica Sin Fronteras Servicio de Radiología ]]></institution>
<addr-line><![CDATA[Cartago ]]></addr-line>
<country>Costa Rica</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Clínica Sin Fronteras Servicio de Cirugía Oncológica ]]></institution>
<addr-line><![CDATA[Cartago ]]></addr-line>
<country>Costa Rica</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>65</volume>
<numero>4</numero>
<fpage>225</fpage>
<lpage>228</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_arttext&amp;pid=S0001-60022023000400225&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_abstract&amp;pid=S0001-60022023000400225&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_pdf&amp;pid=S0001-60022023000400225&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Caso clínico sobre un paciente masculino, 35 años, deportista, conocido sano, que presenta una historia clínica con síntomas gastrointestinales indeterminados, a quien se le realizan estudios complementarios, detectándose una lesión fusiforme, de apariencia quística, con contenido seroso, de aproximadamente 9cm, perteneciente al apéndice ileocecal. Inicialmente, debido a los hallazgos, en los estudios realizados a nuestro paciente, se sospecha de mucocele apendicular. Según la teoría el mucocele apendicular se origina de una obstrucción del apéndice ileocecal, lo cual provoca una acumulación retrograda de material mucinoso y eso ocasiona una dilatación de la luz apendicular, convirtiéndose en una masa quística. Con dicho diagnóstico presuntivo, se realiza apendicectomía con hemicolectomía derecha. El abordaje quirúrgico que se decide para este caso es la cirugía abierta versus laparoscópica, debido al riesgo de cistoadenocarcinoma mucinoso. Posteriormente se envía la lesión para realización de estudio patológico, donde se evidencia una neoplasia mucinosa de bajo grado del apéndice.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Clinical case of a 35-year-old male patient, an athlete, known to be healthy, who presented a clinical history with indeterminate gastrointestinal symptoms, who underwent complementary studies, detecting a fusiform lesion with a cystic appearance, with serous content, approximately 9cm, belonging to the ileocecal appendix. Initially, due to the findings in the studies carried out on our patient, an appendiceal mucocele was suspected. According to the theory, the appendicular mucocele originates from an obstruction of the ileocecal appendix, which causes a retrograde accumulation of mucinous material and this causes a dilation of the appendicular lumen, becoming a cystic mass. With this presumptive diagnosis, appendectomy with right hemicolectomy was performed. The surgical approach chosen for this case is open versus laparoscopic surgery, due to the risk of mucinous cystadenocarcinoma. Subsequently, the lesion is sent for a pathological study, where a low-grade mucinous neoplasm of the appendix is evidenced.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Apéndice]]></kwd>
<kwd lng="es"><![CDATA[neoplasias del apéndice]]></kwd>
<kwd lng="es"><![CDATA[mucocele]]></kwd>
<kwd lng="es"><![CDATA[cistoadenoma mucinoso]]></kwd>
<kwd lng="es"><![CDATA[pseudomixoma peritoneal.]]></kwd>
<kwd lng="en"><![CDATA[Appendix]]></kwd>
<kwd lng="en"><![CDATA[appendix neoplasms]]></kwd>
<kwd lng="en"><![CDATA[mucocele]]></kwd>
<kwd lng="en"><![CDATA[mucinous cystadenoma]]></kwd>
<kwd lng="en"><![CDATA[pseudomyxoma peritonei.]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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