<?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>S2306-41022021000100092</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Pie plano adquirido del adulto por disfunción del tibial posterior. Opciones para el tratamiento quirúrgico]]></article-title>
<article-title xml:lang="en"><![CDATA[Acquired flat foot of the adult by posterior tibial dysfunction. Options for surgical treatment]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Núñez-Samper]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Llanos-Alcázar]]></surname>
<given-names><![CDATA[LF]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Viladot-Pericé]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Viladot-Voegeli]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Álvarez-Goenaga]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bailey]]></surname>
<given-names><![CDATA[EJ]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Parra-Sánchez]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Caldiño-Lozada]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López-Gavito]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Parra-Téllez]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Virgen del Mar Servicio de Cirugía Ortopédica ]]></institution>
<addr-line><![CDATA[Madrid ]]></addr-line>
<country>España</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital 12 de Octubre Servicio de Cirugía Ortopédica ]]></institution>
<addr-line><![CDATA[Madrid ]]></addr-line>
<country>España</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Hospital Tres Torres Servicio de Cirugía Ortopédica ]]></institution>
<addr-line><![CDATA[Barcelona ]]></addr-line>
<country>España</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Orthopaedics Midtown Hospital Orthopaedic Surgery Service ]]></institution>
<addr-line><![CDATA[Atlanta Georgia]]></addr-line>
<country>USA</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Hospital Gregorio Marañón Unidad de Pie y Tobillo ]]></institution>
<addr-line><![CDATA[Madrid ]]></addr-line>
<country>España</country>
</aff>
<aff id="Af6">
<institution><![CDATA[,Hospital de Ortopedia de Cruz Roja Unidad de Pie y Tobillo ]]></institution>
<addr-line><![CDATA[ Yucatán]]></addr-line>
<country>México</country>
</aff>
<aff id="Af7">
<institution><![CDATA[,Instituto Nacional de Rehabilitación División de Pie y Tobillo y DNM ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>02</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>02</month>
<year>2021</year>
</pub-date>
<volume>35</volume>
<numero>1</numero>
<fpage>92</fpage>
<lpage>117</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2306-41022021000100092&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2306-41022021000100092&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2306-41022021000100092&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: Presentamos la posible causa etiopatogénica de la disfunción del tibial posterior o pie plano doloroso del adulto y la relación causa-efecto que puede existir. También exponemos la clasificación de la lesión y las diferentes opciones para el tratamiento quirúrgico de la deformidad. Desde 1939, múltiples artículos han sido publicados, avalados por la clínica, así como por estudios experimentales, electromiográficos y biomecánicos; publicaciones consultadas y evaluadas para el desarrollo de esta revisión, según nuestro criterio: el primum movens de la disfunción del tibial posterior es ocasionado por un fallo del ligamento en hamaca o calcáneo navicular plantar (spring ligament), principal estabilizador pasivo del arco plantar interno. Este fallo supondría en el tiempo un aumento de trabajo del tendón tibial posterior, de por sí «insuficiente», que entraría en fatiga hasta llegar a la rotura parcial o total. Los trabajos publicados en relación con los procedimientos de partes blandas que actúan sobre el tendón tibial posterior en el estadio II no han tenido el resultado esperado en la historia natural de la deformidad. La artrodesis por el contrario, ha sido efectiva en otros estadios, pero está asociada a una pérdida de la dinámica del movimiento en el retropié y a un aumento de la presión en las articulaciones adyacentes.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: We present the possible etiopatogenic causes of posterior tibial dysfunction or painful flat foot of the adult and the cause-and-effect relationship that may exist. We also expose the gradation of the lesion and the different therapeutic options for the surgical treatment of the deformity. Since 1939, multiple articles have been published, which have been endorsed by clinical, experimental, electromyographic and biomechanical studies; publications that have been consulted and evaluated for the development of this review. In our opinion: the dysfunction of the posterior tibial is caused in principle by a failure of the plantar navicular calcaneus ligament (spring ligament), the main passive stabilizer of the internal plantar arch. This failure would, in time, mean an increase in work of the posterior tibial tendon, in itself «insufficient», which would go into fatigue, until it reached a partial or total rupture. Published work on soft-part procedures acting on the posterior tibial tendon in stage II has not had the expected result in the natural history of deformity. Arthrodesis, on the other hand, has been effective in other stages, but is associated with a loss of movement dynamics in the back foot and increased pressure on adjacent joints.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Disfunción del tibial posterior]]></kwd>
<kwd lng="es"><![CDATA[ligamento en hamaca]]></kwd>
<kwd lng="es"><![CDATA[pie plano doloroso del adulto]]></kwd>
<kwd lng="en"><![CDATA[Tibialis posterior disfunction]]></kwd>
<kwd lng="en"><![CDATA[spring ligament]]></kwd>
<kwd lng="en"><![CDATA[acquired adult flat foot]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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