<?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>S2306-41022020000100027</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Resultados a mediano plazo del trasplante osteocondral autólogo en las lesiones del cartílago patelar]]></article-title>
<article-title xml:lang="en"><![CDATA[Medium-term results of autologous osteochondral transplantation in patellar cartilage injuries]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Alonso-Polo]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sobrón]]></surname>
<given-names><![CDATA[FB]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez-Guerrero]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Universitario Infanta Cristina Cirugía Ortopédica y Traumatología ]]></institution>
<addr-line><![CDATA[Parla ]]></addr-line>
<country>España</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital General Universitario Gregorio Marañón Cirugía Ortopédica y Traumatología ]]></institution>
<addr-line><![CDATA[Madrid ]]></addr-line>
<country>Spain</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>02</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>02</month>
<year>2020</year>
</pub-date>
<volume>34</volume>
<numero>1</numero>
<fpage>27</fpage>
<lpage>30</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2306-41022020000100027&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2306-41022020000100027&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2306-41022020000100027&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Introducción:  El cartílago rotuliano está sometido a altas demandas mecánicas y es una localización muy frecuente de lesiones. No existe consenso en cuanto a su tratamiento. El trasplante osteocondral autólogo puede ser una alternativa para los defectos condrales de pequeño o mediano tamaño con resultados variables en la bibliografía. Nuestro objetivo es analizar los resultados funcionales a mediano plazo de los pacientes con lesiones del cartílago patelar grado III-IV de la International Cartilage Repair Society (ICRS) tratados en nuestro centro.  Material y métodos:  Estudio retrospectivo con pacientes menores de 55 años, con un defecto condral patelar sintomático, diámetro menor de 2 cm, grado III-IV de la ICRS tratados mediante trasplante osteocondral autólogo entre los años 2012 y 2018. Se evalúan las siguientes variables: edad, sexo, tamaño de la lesión, faceta afectada, número de cilindros trasplantados, escala de Kujala pre y postoperatoria y escala visual analógica del dolor (EVA) pre y postoperatoria.  Resultados:  Integramos en nuestro estudio 11 pacientes. La mediana de edad fue de 47 años. La mediana del diámetro del defecto condral 1.3 cm. La mediana de seguimiento 3.9 años (1.84-5.58 años). La mediana del cuestionario Kujala preoperatoria es 33 y asciende a 89 al final del seguimiento (p = 0.003). La mediana de la puntuación EVA preoperatoria es nueve y dos al final del seguimiento (p = 0.003).  Conclusión:  El trasplante osteocondral autólogo generó una importante mejora subjetiva de la función y del dolor.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Introduction:  Patellar cartilage is subject to high mechanical requests and is a very frequent location of injuries. There is no consensus on their treatment. Autologous osteochondral transplantation may be an alternative to small to medium-sized condral defects with varying results in the literature. Our goal is to analyze the medium-term functional outcomes of patients with grade III-IV patellar cartilage injuries from the International Cartilage Repair Society (ICRS) treated at our facility.  Material and methods:  Retrospective study in patients under 55 years of age, with a symptomatic patellar condral defect, diameter less than 2 cm, grade III-IV of ICRS treated by autologous osteochondral transplant between 2012 and 2018. The following variables are evaluated: age, sex, injury size, affected facet, number of transplanted cylinders, pre- and postoperative Kujala score, and pre- and postoperative analog visual pain scale (EVA).  Results:  Eleven patients integrated into our study. The median age was 47 years. The median diameter of the condral defect 1.3 cm. Median follow-up 3.9 years (1.84-5.58 years). The median of the preoperative Kujala questionnaire is 33 and is 89 at the end of the follow-up (p = 0.003). The median of the preoperative EVA score is 9 and 2 at the end of the follow-up (p = 0.003).  Conclusion:  Autologous osteochondral transplantation generated a significant subjective improvement in function and pain.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Patela]]></kwd>
<kwd lng="es"><![CDATA[cartílago]]></kwd>
<kwd lng="es"><![CDATA[trasplante]]></kwd>
<kwd lng="es"><![CDATA[osteocondral]]></kwd>
<kwd lng="es"><![CDATA[defecto]]></kwd>
<kwd lng="en"><![CDATA[Patella]]></kwd>
<kwd lng="en"><![CDATA[cartilage]]></kwd>
<kwd lng="en"><![CDATA[transplantation]]></kwd>
<kwd lng="en"><![CDATA[osteochondral]]></kwd>
<kwd lng="en"><![CDATA[defect]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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