<?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>2444-054X</journal-id>
<journal-title><![CDATA[Cirugía y cirujanos]]></journal-title>
<abbrev-journal-title><![CDATA[Cir. cir.]]></abbrev-journal-title>
<issn>2444-054X</issn>
<publisher>
<publisher-name><![CDATA[Academia Mexicana de Cirugía A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2444-054X2025000300009</article-id>
<article-id pub-id-type="doi">10.24875/ciru.23000483</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Long-term clinical and radiological outcomes after valgus extension osteotomy and tectoplasty for advanced Legg-Calve-Perthes disease]]></article-title>
<article-title xml:lang="es"><![CDATA[Resultados clínicos y radiológicos a largo plazo después de osteotomía y tectoplastia de extensión en valgo para la enfermedad de Legg-Calve-Perthes avanzada]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Baki]]></surname>
<given-names><![CDATA[Mehmet E.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Kalk&#305;&#351;&#305;m]]></surname>
<given-names><![CDATA[Muhammet]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Baki]]></surname>
<given-names><![CDATA[Celal]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Karadeniz Technical University School of Medicine Orthopedic and Traumatology Department]]></institution>
<addr-line><![CDATA[Trabzon ]]></addr-line>
<country>Turkey</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2025</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2025</year>
</pub-date>
<volume>93</volume>
<numero>3</numero>
<fpage>302</fpage>
<lpage>308</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2444-054X2025000300009&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2444-054X2025000300009&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2444-054X2025000300009&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Objective: We evaluated the long-term clinical and radiographic outcomes of femoral valgus extension osteotomy combined tectoplasty in Herring group C Perthes disease patients with hinge abduction.  Method: A total of 13 patients underwent this procedure between 2002 and 2009. In this retrospective study, all patients were classified as Herring group C. The mean age at diagnosis was 8.6 ± 2.2 years. The mean age at surgery was 9.3 ± 1.7 years. The mean age at the most recent follow-up was 23.3 years (range 19-29 years). All patients were followed at least 11.5 years after surgery.  Results: All patients had hinge abduction deformity preoperatively. The mean Harris hip score improved from 70.23 ± 10.43 points preoperatively to 91.76 ± 7.25 points at the final follow-up. No patient had a limping gait at the final follow-up. The pre-operative visual analog scale score was 7.84 ± 0.22, and the last follow-up was 1.03 ± 0.25 (p &lt; 0.001). According to the Stulberg classification, good radiological outcomes were obtained in 7 hips, whereas fair or poor outcomes were noted in 6 hips.  Conclusions: In severely affected hips of Perthes, patients who underwent femoral valgus extension osteotomy combined tectoplasty revealed satisfactory long-term clinical and radiological outcomes.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Objetivo: Evaluar los resultados clínicos y radiográficos a largo plazo de la tectoplastia combinada con osteotomía de extensión en valgo femoral en pacientes con enfermedad de Perthes del grupo C de Herring con abducción en bisagra.  Método: Entre 2002 y 2009 se sometieron a este procedimiento 13 pacientes. En este estudio retrospectivo, todos los pacientes fueron clasificados como Herring C. La edad media en el momento del diagnóstico fue de 8.6 años. La edad media en el momento de la cirugía fue de 9.3 años. La edad media en el seguimiento más reciente fue de 23.3 años.  Resultados: Todos los pacientes tenían deformidad en abducción en bisagra preoperatoriamente. La puntuación media de cadera de Harris mejoró de 70.23 puntos antes de la operación a 91.76 puntos en el seguimiento final. La puntuación en la EVA preoperatoria fue de 7.84 y en el último seguimiento fue de 1.03. Según la clasificación de Stulberg, se obtuvieron buenos resultados radiológicos en 7 caderas, mientras que se observaron resultados regulares o malos en 6 caderas.  Conclusiones: En caderas gravemente afectadas de Perthes, los pacientes sometidos a osteotomía de extensión femoral en valgo y tectoplastia combinada revelaron resultados satisfactorios.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Tectoplasty]]></kwd>
<kwd lng="en"><![CDATA[Femoral valgus extension osteotomy]]></kwd>
<kwd lng="en"><![CDATA[Hinge abduction]]></kwd>
<kwd lng="en"><![CDATA[Herring group C]]></kwd>
<kwd lng="es"><![CDATA[Tectoplastia]]></kwd>
<kwd lng="es"><![CDATA[Osteotomía de extensión en valgo femoral]]></kwd>
<kwd lng="es"><![CDATA[Abducción en bisagra]]></kwd>
<kwd lng="es"><![CDATA[Herring grupo C]]></kwd>
</kwd-group>
</article-meta>
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