<?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>2306-4102</journal-id>
<journal-title><![CDATA[Acta ortopédica mexicana]]></journal-title>
<abbrev-journal-title><![CDATA[Acta ortop. mex]]></abbrev-journal-title>
<issn>2306-4102</issn>
<publisher>
<publisher-name><![CDATA[Colegio Mexicano de Ortopedia y Traumatología A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2306-41022019000600382</article-id>
<article-id pub-id-type="doi">10.35366/93345</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Correlación entre el acortamiento de la clavícula con la función de la extremidad torácica en pacientes operados por fractura de clavícula]]></article-title>
<article-title xml:lang="en"><![CDATA[Correlation between clavicle shortening with the function of thoracic extremity in patients operated by clavicle fractures]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pantaleón-Fierros]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Mexicano del Seguro Social Hospital General Regional ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2019</year>
</pub-date>
<volume>33</volume>
<numero>6</numero>
<fpage>382</fpage>
<lpage>385</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2306-41022019000600382&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2306-41022019000600382&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2306-41022019000600382&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Introducción:  La clavícula es el único hueso que une al esqueleto axial con el esqueleto apendicular; durante la función de la extremidad torácica, un acortamiento clavicular implica que haya disminución de fuerza y de función, dado que ésta actúa como palanca, ya que a mayor acortamiento menor será la fuerza producida. Factores como la multifragmentación, la pérdida ósea y la reabsorción de los bordes de los fragmentos son algunas limitantes de la restitución de la longitud clavicular. ¿Cuánto podría afectar un acortamiento de la clavícula a la función de la extremidad torácica?  Material y métodos:  Se realizó un estudio retrospectivo y transversal no probabilístico en pacientes con fractura clavicular que fueron tratados quirúrgicamente. El acortamiento fue medido en milímetros en la radiografía postoperatoria; después se aplicó la escala de DASH (Disabilities of the Arm, Shoulder and Hand: Discapacidad de hombro, codo y mano) para determinar el grado de la función.  Resultados:  Se evaluaron 12 pacientes y la edad promedio de ellos fue 37 ± 17.7 años; dos mujeres y 10 hombres. Fueron evaluados cinco pacientes del lado derecho y siete del lado izquierdo. Se realizó un análisis estadístico con coeficiente de correlación de Pearson. El acortamiento promedio fue de 13.32 ± 9.9 mm. El promedio en la escala de DASH fue de 6.0 ± 3.  Discusión:  La correlación fue moderada junto con la limitación en la función, en acortamientos &#8805; 1 cm, así como que también hubiese un significado clínico en la escala de DASH a partir de 6 puntos, 4 menos de lo que marca la literatura. Con esto se puede determinar que los pacientes manejados con o sin cirugía, con un acortamiento &gt; 1 cm tendrán una limitación considerable en la función del hombro y la extremidad superior.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Introduction:  The collarbone is the only bone that joins the axial skeleton with the appendicular, during the function of the thoracic limb a shortening implies a decrease in strength and function since it acts as a lever, where the greater the shortening, the smaller will be the force produced. Factors such as multifragmentation, bone loss and reabsorption of the edges of the fragments are some limiting to the restitution of the clavicular length. How much might a shortening of the collarbone affect the function of the upper limb?  Material and methods:  A retrospective and non-probabilistic cross-sectional study was conducted in surgically treated clavicular fracture patients. Shortening was measured in millimeters on postoperative X-Ray, dash scale was subsequently applied to determine the degree of function.  Results:  12 patients, average age 37 ± 17.7 years. 2 women and 10 men. 5 on the right side and 7 left side. Statistical analysis was performed with Pearson correlation coefficient. Average shortening 13.32 ± 9.9 mm. Average scale of DASH 6.0 ± 3.  Discussion:  Moderate correlation with limitation in function in shortenings &#8805; 1 cm, as well as clinical significance on the DASH scale from 6 points, 4 less than what the literature marks. With this, it can be determined that patients managed with or without surgery, with a shortening &gt; 1 cm will have a considerable limitation in the function of the shoulder and upper limb.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Fractura]]></kwd>
<kwd lng="es"><![CDATA[clavícula]]></kwd>
<kwd lng="es"><![CDATA[acortamiento]]></kwd>
<kwd lng="es"><![CDATA[función]]></kwd>
<kwd lng="es"><![CDATA[hombro]]></kwd>
<kwd lng="en"><![CDATA[Fracture]]></kwd>
<kwd lng="en"><![CDATA[clavicle]]></kwd>
<kwd lng="en"><![CDATA[shortening]]></kwd>
<kwd lng="en"><![CDATA[function]]></kwd>
<kwd lng="en"><![CDATA[shoulder]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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