<?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>1025-0255</journal-id>
<journal-title><![CDATA[Revista Archivo Médico de Camagüey]]></journal-title>
<abbrev-journal-title><![CDATA[AMC]]></abbrev-journal-title>
<issn>1025-0255</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Ciencias Médicas de Camagüey]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1025-02552020000500011</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Mixoma intramuscular del antebrazo izquierdo]]></article-title>
<article-title xml:lang="en"><![CDATA[Intramuscular myxoma of the left forearm]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández-González]]></surname>
<given-names><![CDATA[Erick Héctor]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mosquera-Betancourt]]></surname>
<given-names><![CDATA[Gretel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Toledo-Cabarcos]]></surname>
<given-names><![CDATA[Yudenia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Ciencias Médicas de Camagüey Hospital Universitario Manuel Ascunce Domenech Servicio de Ortopedia y Traumatología]]></institution>
<addr-line><![CDATA[Camagüey ]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de Ciencias Médicas de Camagüey Hospital Universitario Manuel Ascunce Domenech Servicio de Neurocirugía]]></institution>
<addr-line><![CDATA[Camagüey ]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de Ciencias Médicas de Camagüey Hospital Universitario Manuel Ascunce Domenech Servicio de Anatomía Patológica]]></institution>
<addr-line><![CDATA[Camagüey ]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>10</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>10</month>
<year>2020</year>
</pub-date>
<volume>24</volume>
<numero>5</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S1025-02552020000500011&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S1025-02552020000500011&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S1025-02552020000500011&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Fundamento: los mixomas intramusculares son tumores mesenquimales benignos raros del sistema musculoesquelético. Tienen una baja incidencia y aparecen con mayor frecuencia en mujeres en la cuarta y quinta década de la vida.  Objetivo:  presentar un caso de mixoma intramuscular del antebrazo izquierdo, que se diagnosticó y se trató en el Hospital Universitario Manuel Ascunce Domenech, con evolución clínica favorable.  Presentación del caso:  paciente masculino de 38 años de edad, con antecedentes de salud y aumento de volumen en la cara anterolateral del antebrazo izquierdo, sin otra sintomatología. A la exploración física se palpó tumoración de cinco centímetros de diámetro, de superficie lisa, móvil, laxa y no dolorosa. La ultrasonografía de partes blandas mostró una imagen de baja ecogenicidad, de bordes bien definidos y cápsula fina e íntegra, rodeada por músculo que medía 53 mm X 35 mm. Se decidió tratamiento quirúrgico para excéresis y biopsia. La misma reveló lesión hipocelular e hipovascular, compuesta por células fusiformes sin atipia, separadas por abundante matriz mixoide extracelaular. En estos momentos se encuentra con evolución clínica satisfactoria, sin evidencia de recidiva.  Conclusiones:  el mixoma intramuscular se presenta como una tumoración de crecimiento lento e indolora poco frecuente. La exéresis total constituye su tratamiento de elección. En la actualidad no existen casos de malignización y su recurrencia se debe a resección incompleta. El diagnóstico final solo se puede realizar luego del estudio histológico. El caso presentado ha tenido una evolución favorable a dos años de la cirugía y sin recidiva.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Background: intramuscular myxomas are rare benign mesenchimal tumors of musculoskeletal system. They have a low incidence and affect more frequently women in the fourth to fifth decades of life.  Objective: to present a case of intramuscular myxoma of the left forearm diagnosed and treated at Universitary Hospital Manuel Ascunce Domenech with favorable clinical evolution.  Clinical case:  a 38 year old male patient with past medical antecedents and volume increase in the left anterolateral forearm without no other symptoms. On physical examination a five centimeters soft, mobile, lax and painless tumor was palpated. The soft tissues echography showed an image of low echogenicity with well-defined margins and a thin and integral capsule, rounded by muscles that sized 53 millimeters long per 35 millimeters wide. Surgical treatment was decided to remove the tumor and biopsy that revealed a hypo-cellular and hypo-vascular lesion, compound by fusiform cells without atypia, split by abundant extracellular myxoid matrix. The patient showed a satisfactory evolution without evidence of recurrence.  Conclusions: intramuscular myxomas are a less frequent slow growing and painless tumors. Complete removal is the treatment of choice. Nowadays there are not cases of malignancy and its recurrence is due to incomplete resection. The final diagnosis can only be achieved by histological study. The presented case had a favorable evolution after two years of surgery without recurrence.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[MIXOMA/patología]]></kwd>
<kwd lng="es"><![CDATA[MIXOMA/cirugía]]></kwd>
<kwd lng="es"><![CDATA[ANTEBRAZO/diagnóstico por imagen]]></kwd>
<kwd lng="es"><![CDATA[INFORMES DE CASOS]]></kwd>
<kwd lng="es"><![CDATA[RECURRENCIA]]></kwd>
<kwd lng="en"><![CDATA[MYXOMA/pathology]]></kwd>
<kwd lng="en"><![CDATA[MYXOMA/surgery]]></kwd>
<kwd lng="en"><![CDATA[FOREARM/diagnostic imaging]]></kwd>
<kwd lng="en"><![CDATA[CASE REPORTS]]></kwd>
<kwd lng="en"><![CDATA[RECURRENCE]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Nonaka]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Sonohata]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Takeshita]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Oba]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Fujii]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Mawatari]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Intramuscular Myxoma in the Supinator Muscle with Transient Postoperative Posterior Interosseous Nerve Palsy: A Case Report]]></article-title>
<source><![CDATA[Open Orthop J]]></source>
<year>2018</year>
<volume>12</volume>
<numero>1</numero>
<issue>1</issue>
</nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rachidi]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Sood]]></surname>
<given-names><![CDATA[AJ]]></given-names>
</name>
<name>
<surname><![CDATA[Rumboldt]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Day]]></surname>
<given-names><![CDATA[TA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Intramuscular myxoma of the paraspinal muscles: A case report and systematic review of the literature]]></article-title>
<source><![CDATA[Oncol Lett]]></source>
<year>2016</year>
<volume>11</volume>
<numero>1</numero>
<issue>1</issue>
</nlm-citation>
</ref>
<ref id="B3">
<label>3</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gavriilidis]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Balis]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Giannouli]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Nikolaidou]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Intramuscular myxoma of the soleus muscle: A rare tumor in an unusual location]]></article-title>
<source><![CDATA[Am J Case Rep]]></source>
<year>2014</year>
<volume>15</volume>
<numero>1</numero>
<issue>1</issue>
</nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Yaligod]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Ajoy]]></surname>
<given-names><![CDATA[SM]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Intramuscular Myxoma - A Rare Tumor]]></article-title>
<source><![CDATA[Orthop Case Reports]]></source>
<year>2013</year>
<volume>3</volume>
<numero>4</numero>
<issue>4</issue>
</nlm-citation>
</ref>
<ref id="B5">
<label>5</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tirefort]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Kolo]]></surname>
<given-names><![CDATA[FC]]></given-names>
</name>
<name>
<surname><![CDATA[Lädermann]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[An Interesting Case of Intramuscular Myxoma with Scapular Bone Lysis]]></article-title>
<source><![CDATA[Case Rep Orthop]]></source>
<year>2017</year>
<volume>2017</volume>
<numero>3</numero>
<issue>3</issue>
</nlm-citation>
</ref>
<ref id="B6">
<label>6</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Shyam]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Cicilet]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Philip]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Among the fibers: A multimodality imaging review of intramuscular mass lesions]]></article-title>
<source><![CDATA[Indian J Radiol Imaging]]></source>
<year>2018</year>
<volume>28</volume>
<numero>2</numero>
<issue>2</issue>
</nlm-citation>
</ref>
<ref id="B7">
<label>7</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tolis]]></surname>
<given-names><![CDATA[KE]]></given-names>
</name>
<name>
<surname><![CDATA[Raptis]]></surname>
<given-names><![CDATA[KG]]></given-names>
</name>
<name>
<surname><![CDATA[Zafeiris]]></surname>
<given-names><![CDATA[CP]]></given-names>
</name>
<name>
<surname><![CDATA[Antonopoulos]]></surname>
<given-names><![CDATA[DK]]></given-names>
</name>
<name>
<surname><![CDATA[Spyridonos]]></surname>
<given-names><![CDATA[SG]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A rare intramuscular myxoma of the hypothenar]]></article-title>
<source><![CDATA[J Musculoskelet Neuronal Interact]]></source>
<year>2015</year>
<volume>15</volume>
<numero>4</numero>
<issue>4</issue>
</nlm-citation>
</ref>
<ref id="B8">
<label>8</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Granel Villach]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Alcalde Sánchez]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Salvador Marín]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[García-Calvo]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Santonja López]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Salvador-Sanchís]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Diagnóstico diferencial y manejo de mixomas intramusculares revisión de nuestra experiencia]]></article-title>
<source><![CDATA[Cir Ciruj]]></source>
<year>2017</year>
<volume>85</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>356-60</page-range></nlm-citation>
</ref>
<ref id="B9">
<label>9</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Samper Wamba]]></surname>
<given-names><![CDATA[JD]]></given-names>
</name>
<name>
<surname><![CDATA[Fernandez Bermudez]]></surname>
<given-names><![CDATA[MJ]]></given-names>
</name>
<name>
<surname><![CDATA[Lorenzo Dominguez]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Ramos Pascua]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Polyostotic fibrous dysplasia associated with intramuscular myxomas: Mazabraud syndrome]]></article-title>
<source><![CDATA[Indian J Radiol Imaging]]></source>
<year>2015</year>
<volume>25</volume>
<numero>3</numero>
<issue>3</issue>
</nlm-citation>
</ref>
<ref id="B10">
<label>10</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Spycha&#322;a]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Murawa]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Nizio&#322;ek]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Intramuscular myxoma of the left leg-Case report of the lesion observed for several years]]></article-title>
<source><![CDATA[Rep Pract Oncol Radiother]]></source>
<year>2011</year>
<volume>16</volume>
<numero>2</numero>
<issue>2</issue>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
