<?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>S2306-41022024000100003</article-id>
<article-id pub-id-type="doi">10.35366/114659</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Frecuencia de alteraciones espinopélvicas en pacientes postoperados de artroplastía total de cadera y su asociación con resultados funcionales]]></article-title>
<article-title xml:lang="en"><![CDATA[Frequency of spinopelvic alterations in postoperative total hip arthroplasty patients and their association with functional outcomes]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Valdivia-Zúñiga]]></surname>
<given-names><![CDATA[CA]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bobadilla-Lescano]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martínez-Escalante]]></surname>
<given-names><![CDATA[FA]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Balam-May]]></surname>
<given-names><![CDATA[AJ]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cámara-Arrigunaga]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital de Ortopedia Cruz Roja Mexicana Departamento de Cirugía Articular ]]></institution>
<addr-line><![CDATA[Mérida Yucatán]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Autónoma de Yucatán  ]]></institution>
<addr-line><![CDATA[Mérida Yucatán]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>02</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>02</month>
<year>2024</year>
</pub-date>
<volume>38</volume>
<numero>1</numero>
<fpage>3</fpage>
<lpage>9</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2306-41022024000100003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2306-41022024000100003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2306-41022024000100003&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Introducción:  el análisis de las alteraciones del balance espinopélvico en pacientes sometidos a artroplastía total de cadera ha adquirido importancia en años recientes, siendo reconocido como un factor de riesgo para inestabilidad. Existen pocos reportes de la prevalencia de alteraciones espinopélvicas en literatura latinoamericana. El objetivo de esta investigación es determinar la frecuencia de alteraciones del balance espinopélvico en nuestros pacientes y su asociación con los resultados funcionales.  Material y métodos:  se incluyeron 29 pacientes intervenidos de artroplastía total de cadera mediante abordaje lateral (32 artroplastías). Todos los pacientes completaron escalas funcionales preoperatoriamente. A los 12 meses de la intervención, se valoró el balance espinopélvico mediante radiografías anteroposterior de pelvis y laterales de pelvis tanto de pie como en sedestación y completaron escalas funcionales. Los parámetros radiográficos valorados fueron: incidencia pélvica, lordosis lumbar, inclinación del sacro (sacral slope), plano pélvico anterior y ángulo pélvico femoral. El estado funcional se valoró con las escalas Harris Hip Score (HHS) y WOMAC. Se clasificó a los pacientes de acuerdo a su alteración espinopélvica y se realizó análisis estadístico para identificar diferencias significativas entre los grupos y la asociación con resultados funcionales.  Resultados:  encontramos una elevada frecuencia de alteraciones del balance espinopélvico (46.8%); 6.3% (n = 2/32) presentaron rigidez espinal aislada (grupo 1B), 37.5% (n = 12/29) deformidad espinal sin rigidez espinal (grupo 2A) y 3.1% (n = 1/29) deformidad espinal asociada a rigidez (grupo 2B). En los grupos con rigidez espinal (1B y 2B) no hubo mejoría significativa en HHS y WOMAC (p = 0.98 y 0.15). Encontramos asociación entre la presencia de rigidez espinal (&#916;SS &lt; 10°) y resultados funcionales subóptimos con valor de p = 0.02.  Conclusiones:  la frecuencia de alteraciones en el balance espinopélvico fue elevada. A pesar de no verse reflejado en un aumento en la incidencia de luxaciones protésicas, la presencia de rigidez espinal caracterizada por un &#916;SS menor a 10° se asoció con resultados subóptimos en las escalas funcionales.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Introduction:  the analysis of spinopelvic imbalance in patients undergoing total hip arthroplasty has gained significance in recent years, being recognized as a risk factor for instability. Few reports exist regarding the prevalence of spinopelvic alterations in Latin American literature. The aim of this study is to determine the frequency of spinopelvic imbalance in our patients and to associate them with functional outcomes.  Material and methods:  29 patients who underwent total hip arthroplasty using a lateral approach (32 arthroplasties) were included. All patients completed clinical outcome questionnaires preoperatively. Twelve months after surgery, they underwent anteroposterior pelvic and lateral pelvic X-rays, both standing and sitting, and clinical outcome questionnaires were completed. The radiographic parameters examined were: pelvic incidence, lumbar lordosis, sacral slope, anterior pelvic plane and pelvic femoral angle. Functional outcome was assessed with the Harris Hip Score and WOMAC scales. Patients were classified according to their spinopelvic alteration and statistical analysis was performed to identify significant differences between the groups and the correlation with functional outcomes.  Results:  there was a high frequency of spinopelvic balance alterations (46.8%); 6.2% (n = 2/32) presented isolated spinal stiffness (group 1B), 37.5% (n = 12/29) spinal deformity without spinal stiffness (group 2A) and 3.1% (n = 1/29) spinal deformity associated with stiffness (group 2B). We found no improvement in HHS and WOMAC scores in the groups with spinal stiffness (1B and 2B) (p = 0.98 y 0.15). There is association between spinal stiffness (&#916;SS &lt; 10°) and poor functional outcomes (p = 0.02).  Conclusions:  the frequency of spinopelvic balance alterations was high. While there was no observed rise in prosthetic dislocations, the existence of spinal stiffness, defined by a &#916;SS of less than 10°, was associated to poor outcomes on functional scales.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[frecuencia]]></kwd>
<kwd lng="es"><![CDATA[alteraciones]]></kwd>
<kwd lng="es"><![CDATA[artroplastía total de cadera]]></kwd>
<kwd lng="es"><![CDATA[resultados funcionales]]></kwd>
<kwd lng="es"><![CDATA[alteraciones espinopélvicas]]></kwd>
<kwd lng="en"><![CDATA[frequency]]></kwd>
<kwd lng="en"><![CDATA[alterations]]></kwd>
<kwd lng="en"><![CDATA[total hip arthroplasty]]></kwd>
<kwd lng="en"><![CDATA[functional results]]></kwd>
<kwd lng="en"><![CDATA[pelvic spine alterations]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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