<?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>0864-2176</journal-id>
<journal-title><![CDATA[Revista Cubana de Oftalmología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cubana Oftalmol]]></abbrev-journal-title>
<issn>0864-2176</issn>
<publisher>
<publisher-name><![CDATA[Editorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0864-21762015000100005</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Resultados quirúrgicos a largo plazo en adultos con exotropía de gran ángulo]]></article-title>
<article-title xml:lang="en"><![CDATA[Long term surgical results achieved in adults with large angle exotropia]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández Santos]]></surname>
<given-names><![CDATA[Lourdes R]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castro Pérez]]></surname>
<given-names><![CDATA[Pedro D]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ruban Rodríguez]]></surname>
<given-names><![CDATA[Elyn]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pons Castro]]></surname>
<given-names><![CDATA[Lucy]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Estévez Miranda]]></surname>
<given-names><![CDATA[Yaimir]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Instituto Cubano de Oftalmología Ramón Pando Ferrer  ]]></institution>
<addr-line><![CDATA[La Habana ]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="A02">
<institution><![CDATA[,Hospital Pediátrico Católicas Cubanas  ]]></institution>
<addr-line><![CDATA[La Habana ]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2015</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2015</year>
</pub-date>
<volume>28</volume>
<numero>1</numero>
<fpage>0</fpage>
<lpage>0</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0864-21762015000100005&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0864-21762015000100005&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0864-21762015000100005&amp;lng=en&amp;nrm=iso"></self-uri><kwd-group>
<kwd lng="es"><![CDATA[isotropía]]></kwd>
<kwd lng="es"><![CDATA[gran ángulo]]></kwd>
<kwd lng="es"><![CDATA[cirugía]]></kwd>
<kwd lng="es"><![CDATA[estrabismo]]></kwd>
<kwd lng="es"><![CDATA[50 dioptrías]]></kwd>
<kwd lng="en"><![CDATA[exotropia]]></kwd>
<kwd lng="en"><![CDATA[large angle]]></kwd>
<kwd lng="en"><![CDATA[surgery]]></kwd>
<kwd lng="en"><![CDATA[strabismus]]></kwd>
<kwd lng="en"><![CDATA[50 dioptries]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[ <DIV class="Part"   >        <p align="right"   ><font size="2" color="#000000" face="Verdana, Arial, Helvetica, sans-serif"><B>INVESTIGACI&Oacute;N</b></font></p >       <p>&nbsp;</p>   <FONT size="+1" color="#000000"><B>        <p   ><font face="Verdana, Arial, Helvetica, sans-serif" size="4">Resultados quir&uacute;rgicos      a largo plazo en adultos con exotrop&iacute;a de gran &aacute;ngulo</font></p >       <p   >&nbsp;</p >       <p   ><font face="Verdana, Arial, Helvetica, sans-serif" size="3">Long term surgical      results achieved in adults with large angle exotropia</font></p >       <p   >&nbsp;</p >       <p   >&nbsp;</p >       <p   ><font face="Verdana, Arial, Helvetica, sans-serif" size="2">Dra. Lourdes R. Hern&aacute;ndez      Santos,<Sup>I</Sup> Dr. Pedro D. Castro P&eacute;rez,<Sup>I</Sup> Dra. Elyn      Ruban Rodr&iacute;guez,<Sup>II </Sup>Dra. Lucy Pons Castro,<Sup>I </Sup>Dra.      Yaimir Est&eacute;vez Miranda<Sup>I </Sup></font></p >   </B>        <p   ><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><Sup>I </Sup>Instituto      Cubano de Oftalmolog&iacute;a &quot;Ram&oacute;n Pando Ferrer&quot;. La Habana,      Cuba.    ]]></body>
<body><![CDATA[<br>     <Sup>II </Sup>Hospital Pedi&aacute;trico &quot;Cat&oacute;licas Cubanas&quot;.      La Habana, Cuba. </font></p >       <p   >&nbsp;</p >       <p   >&nbsp;</p >   </font>    <hr>   <FONT size="+1" color="#000000"> </font><FONT size="+1" color="#000000"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1">    </font></font></font></font></font></font></font></font></font></font></font></font></font></DIV > <FONT size="+1" color="#000000"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1">      <DIV class="Part"   >        <p   ><font face="Verdana, Arial, Helvetica, sans-serif" size="2"><B>RESUMEN </b></font></p >       <p   ><font face="Verdana, Arial, Helvetica, sans-serif" size="2"><B>Objetivos:</b>      determinar el alineamiento quir&uacute;rgico en pacientes adultos mayores      de 18 a&ntilde;os intervenidos quir&uacute;rgicamente de exotrop&iacute;a      con un &aacute;ngulo de desviaci&oacute;n mayor de 50 dioptr&iacute;as prism&aacute;ticas.      <B>    <br>     M&eacute;todos:</B> se realiz&oacute; un estudio descriptivo retrospectivo      de septiembre del 2009 a septiembre del 2011, donde se hizo una valoraci&oacute;n      del alineamiento motor posoperatorio a largo plazo (dos a&ntilde;os) a los      pacientes con exotrop&iacute;a de gran &aacute;ngulo que acudieron a la Consulta      de Oftalmolog&iacute;a Pedi&aacute;trica y Estrabismo del Instituto Cubano      de Oftalmolog&iacute;a &quot;Ram&oacute;n Pando Ferrer&quot;, a quienes se      les realiz&oacute; cirug&iacute;a de tres a cuatro m&uacute;sculos en un solo      acto quir&uacute;rgico. Solo una paciente recibi&oacute; la cirug&iacute;a      de cuatro m&uacute;sculos horizontales. <B>    <br>     Resultados:</B> en los 20 pacientes estudiados existi&oacute; un predominio      del sexo femenino. La desviaci&oacute;n preoperatoria fue similar de cerca      y de lejos; solo un paciente present&oacute; una desviaci&oacute;n mayor de      90 dioptr&iacute;as prism&aacute;ticas. Se apreci&oacute; que, al ser evaluados      a los dos a&ntilde;os, a&uacute;n 14 pacientes (70 %) se encontraban alineados      quir&uacute;rgicamente. <B>    <br>     Conclusiones:</B> se aprecia una gran mejor&iacute;a de las subescalas psicosocial      y funcional posterior a la cirug&iacute;a, lo cual significa una elevaci&oacute;n      notable en la calidad de vida de estos pacientes. La casi totalidad de los      pacientes logra el alineamiento ocular en un solo tiempo quir&uacute;rgico.      </font></p >       <p   ><font face="Verdana, Arial, Helvetica, sans-serif" size="2"><B>Palabras clave:</B>      isotrop&iacute;a, gran &aacute;ngulo, cirug&iacute;a, estrabismo, 50 dioptr&iacute;as.      </font></p >   <hr> </DIV >     ]]></body>
<body><![CDATA[<DIV class="Part"   >        <p   ><font face="Verdana, Arial, Helvetica, sans-serif" size="2"><B>ABSTRACT </b></font></p >       <p   ><font face="Verdana, Arial, Helvetica, sans-serif" size="2"><b>Objective: </b>to      determine the surgical alignment in adult patients aged over 18 years and      operated on from exotropia with deviation angle over 50 dioptries.    <br>     <b>Methods:</b> a retrospective and descriptive study was conducted from September      2009 through December 2011. It assessed the long-term motor alignment after      surgery (2 years) in a group of patients with large angle exotropia, who had      been seen at the Pediatric Ophthalmology and Strabismus Service of &quot;Ramon      Pando Ferrer&quot; Cuban Institute of Ophthalmology. Most of them had undergone      single-staged three-horizontal muscles squint surgery and just one female      patient underwent four-horizontal muscle surgery.    <br>     <b>Results:</b> females prevailed in the group of 20 patients under study.      The preoperative deviation was similar at near and far distances; only one      patient presented a deviation bigger than 90 dioptries. It was observed that      after two years, 14 (70 %) of the evaluated patients were surgically aligned.    <br>     <b>Conclusions:</b> after this surgery, great improvements of the psychosocial      and functional subscales were noticed, which leads to remarkable rise of the      quality of life in these patients. Almost all of them reached the right ocular      alignment in a single-staged surgery.</font></p >       <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2"><b>Key words:      </b>exotropia, large angle, surgery, strabismus, 50 dioptries.</font>    <br>   </p>   <hr>       <p   >&nbsp;</p >       <p   >&nbsp;</p > </DIV >     ]]></body>
<body><![CDATA[<DIV class="Part"   >        <p   align="justify" ><font face="Verdana, Arial, Helvetica, sans-serif" size="2"><B><font size="3">INTRODUCCI&Oacute;N      </font> </b></font></p >       <p   align="justify" ><font face="Verdana, Arial, Helvetica, sans-serif" size="2">La exotrop&iacute;a      de gran &aacute;ngulo tiene un gran impacto en la vida de los pacientes. <i>Scatterfield      </i>y otros<Sup>1 </Sup>describieron los impactos negativos en pacientes estr&aacute;bicos,      incluyendo la imagen negativa de uno mismo, las pobres relaciones interpersonales      y el pobre desarrollo escolar y laboral. </font></p >       <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2">Seg&uacute;n      <I>Reinecke</I> y <I>Weissberg</I>, desviaciones divergentes tan peque&ntilde;as      como 7,5 a 8 dioptr&iacute;as prism&aacute;ticas (DP) pueden ser f&aacute;cilmente      percibidas por las personas, lo que no ocurre en la desviaci&oacute;n convergente,      la cual debe de ser de 15 DP, y en los estrabismos verticales se hace m&aacute;s      dif&iacute;cil, ya que son mejor tolerados por los pacientes. Los que padecen      exotrop&iacute;a de gran &aacute;ngulo (desviaci&oacute;n ocular mayor de      50 DP), se ven obligados a buscar ayuda profesional m&aacute;s por la gran      afectaci&oacute;n est&eacute;tica que produce, que por mejorar la funci&oacute;n      visual.<Sup>2,3 </Sup>Estos pacientes presentan alteraciones psicol&oacute;gicas      asociadas, donde la mayor&iacute;a reportan efectos adversos en su calidad      de vida.<Sup>4 </Sup></font></p>   <FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1">        <p   align="justify" ><font size="2" face="Verdana, Arial, Helvetica, sans-serif">La evaluaci&oacute;n      de la salud relacionada con la calidad de vida es reconocida como un elemento      importante en el manejo del estrabismo.<Sup>5,6 </Sup>Son numerosos los estudios      sobre aspectos psicol&oacute;gicos, funcionales y de calidad de vida del paciente      estr&aacute;bico donde, a la vez, se utilizan diferentes cuestionarios.<Sup>7-17      </Sup></font></p >   <FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1">        <p   align="justify" ><font size="2" face="Verdana, Arial, Helvetica, sans-serif">El tratamiento quir&uacute;rgico      de estos pacientes resulta frecuentemente en una mejor&iacute;a del alineamiento      quir&uacute;rgico y restauraci&oacute;n del estado sensorial. El alineamiento      ocular en estrabismo del paciente adulto ha alcanzado una normalizaci&oacute;n      en el 80 % de los casos.<Sup>18,19 </Sup> La literatura existente sugiere      que el tratamiento del estrabismo de adulto es seguro y efectivo en mejorar      el alineamiento ocular y, en muchos casos, mejora la funci&oacute;n visual.<Sup>20      </Sup></font></p >   <FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1">        <p   align="justify" ><font size="2" face="Verdana, Arial, Helvetica, sans-serif">Nos planteamos conocer      los resultados quir&uacute;rgicos de la cirug&iacute;a de tres/cuatro m&uacute;sculos      horizontales en un solo tiempo quir&uacute;rgico en adultos con exotrop&iacute;a      de gran &aacute;ngulo. No hay dudas de que, al realinear los ojos previamente      desviados, genera un beneficio cosm&eacute;tico en t&eacute;rminos de apariencia;      pero el hecho es que este cambio convierte una situaci&oacute;n anormal en      una m&aacute;s normal o natural, que mejora la autoestima y la calidad de      vida.</font></p >       <p   align="justify" >&nbsp;</p >       <p   align="justify" ><font face="Verdana, Arial, Helvetica, sans-serif" size="+1" color="#000000"><b><font size="3">M&Eacute;TODOS      </font></b></font></p >   </font></font></font></font></font></font></font></font></font></font></font></font></font>        <p   align="justify" ><font face="Verdana, Arial, Helvetica, sans-serif" size="2" color="#000000">Se      realiz&oacute; un estudio descriptivo de corte longitudinal retrospectivo      con el objetivo de determinar los resultados quir&uacute;rgicos en pacientes      adultos mayores de 18 a&ntilde;os, intervenidos quir&uacute;rgicamente de      exotrop&iacute;a con un &aacute;ngulo de desviaci&oacute;n mayor 50 DP, de      septiembre de 2009 a septiembre de 2011, quienes acudieron a la Consulta de      Oftalmolog&iacute;a Pedi&aacute;trica y Estrabismo del Instituto Cubano de      Oftalmolog&iacute;a &quot;Ram&oacute;n Pando Ferrer&quot;, a los que se les      realiz&oacute; cirug&iacute;a de tres o cuatro m&uacute;sculos en un solo      acto quir&uacute;rgico y se valor&oacute; el alineamiento motor a largo plazo.      Fueron analizadas las siguientes variables: edad, sexo, &aacute;ngulo de desviaci&oacute;n      pre y posoperatorio, limitaci&oacute;n de la abducci&oacute;n poscirug&iacute;a,      el &eacute;xito quir&uacute;rgico y la calidad de vida. </font></p >       ]]></body>
<body><![CDATA[<div class="Part"   >         <p   align="justify" ><font face="Verdana, Arial, Helvetica, sans-serif" size="2" color="#000000">PROCEDIMIENTO</font></p >   </div > </DIV > <FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1">      <DIV class="Part"   ></DIV > </font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font>     <blockquote><FONT size="+1" color="#000000"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1">        <DIV class="Part"   ><font face="Verdana, Arial, Helvetica, sans-serif" size="2"> 1.<i> Examen oftalmol&oacute;gico      completo a cada paciente</i>. Incluy&oacute; medida de la agudeza visual (AV)      mejor corregida, biomicroscopia, tonometr&iacute;a y oftalmoscopia indirecta.      </font></DIV >   </font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font><FONT size="+1" color="#000000"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1">        <DIV class="Part"   ></DIV >   </font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font><FONT size="+1" color="#000000"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1">        <DIV class="Part"   ><font face="Verdana, Arial, Helvetica, sans-serif" size="2">     <br>     2. <i> Medida del &aacute;ngulo de desviaci&oacute;n. </i>La medici&oacute;n      pre y posoperatoria al mes, al a&ntilde;o y a los 2 a&ntilde;os de la cirug&iacute;a      se realiz&oacute; mediante el <I>cover test,</I> alternado con prismas de      lejos y de cerca con el uso de prismas sueltos, con la mejor correcci&oacute;n      &oacute;ptica, en los pacientes con buena agudeza visual. En aquellos con      AV de 0,4 o menos se utiliz&oacute; la medici&oacute;n con el m&eacute;todo      de Krimsky.     <br>         <br>     </font></DIV >   </font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font><FONT size="+1" color="#000000"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1">        ]]></body>
<body><![CDATA[<DIV class="Part"   >          <p>3.<i> <font face="Verdana, Arial, Helvetica, sans-serif" size="2">Plan        quir&uacute;rgico.</font></i><font face="Verdana, Arial, Helvetica, sans-serif" size="2">        Se realiz&oacute; cirug&iacute;a de debilitamiento (recesi&oacute;n de ambos        m&uacute;sculos rectos laterales (ARL) y refuerzo (resecci&oacute;n del        m&uacute;sculo recto medio RM del ojo no fijador seg&uacute;n la desviaci&oacute;n        preoperatoria), como se muestra en el siguiente <a href="#c1">cuadro</a>:        </font></p>   </DIV >   </font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font>       <blockquote><FONT size="+1" color="#000000"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1">         <DIV class="Part"   >           <div align="center">              <p><font size="+1" color="#000000"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><img src="/img/revistas/oft/v28n1/c0105115.gif" width="404" height="359"></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font><a name="c1"></a></p>       </div>     </DIV >     </font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></blockquote> </blockquote> <FONT size="+1" color="#000000"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font><FONT size="+1" color="#000000"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1">      <DIV class="Part"   ></DIV > </font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font><FONT size="+1" color="#000000"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1">     <DIV class="Part"   >     <p   align="justify" ><font face="Verdana, Arial, Helvetica, sans-serif" size="2">El &eacute;xito quir&uacute;rgico      fue definido como una desviaci&oacute;n de 10 DP de hipo e hipercorrecci&oacute;n      a la ortotrop&iacute;a en los primeros 6 meses y ortotrop&iacute;a a partir      del a&ntilde;o de la cirug&iacute;a. </font><font face="Verdana, Arial, Helvetica, sans-serif" size="2">Los      pacientes fueron examinados al d&iacute;a siguiente de la cirug&iacute;a,      y a la semana, al mes, a los 3, 6, 12 y 24 meses para precisar si se manten&iacute;an      alineados quir&uacute;rgicamente. Las medidas del &aacute;ngulo de desviaci&oacute;n      fueron recogidas en todas las visitas; pero en este estudio se consideraron      los datos de los seis meses, del a&ntilde;o y de los dos a&ntilde;os de operado.      </font></p > </DIV > </font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font><FONT size="+1" color="#000000"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font>      <blockquote><FONT size="+1" color="#000000"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1">       ]]></body>
<body><![CDATA[<DIV class="Part"   ></DIV >   </font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></blockquote> <FONT size="+1" color="#000000"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1">     <DIV class="Part"   ><font face="Verdana, Arial, Helvetica, sans-serif" size="2"> Se aplic&oacute;    la encuesta AS-20<Sup>13 </Sup> para evaluar el impacto del estrabismo en lo    concerniente al componente salud en la calidad de vida del paciente estr&aacute;bico.    El cuestionario AS-20, y 20 puntos divididos en subescalas psicosocial y funcional,    fue completado por el paciente, sin supervisi&oacute;n en la consulta. </font></DIV > </font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font><FONT size="+1" color="#000000"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1">     <DIV class="Part"   ><FONT size="+1"><FONT size="+1"></font></font></DIV > </font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font><FONT size="+1" color="#000000"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1">      <DIV class="Part"   >        <p>    <br>     <font face="Verdana, Arial, Helvetica, sans-serif" size="2">Los criterios      de inclusi&oacute;n fueron: pacientes mayores de 18 a&ntilde;os con estrabismo      horizontal de gran &aacute;ngulo que acudieron a las consultas de Oftalmolog&iacute;a      Pedi&aacute;trica y Estrabismo del Instituto Cubano de Oftalmolog&iacute;a      &quot;Ram&oacute;n Pando Ferrer&quot; confirmado por estudio sensorial y motor      en el per&iacute;odo de septiembre de 2009 a diciembre de 2011. Los criterios      de exclusi&oacute;n fueron: pacientes con cirug&iacute;a previa de estrabismo,      pacientes con estrabismo paral&iacute;tico o restrictivo y pacientes que no      colaboraran apropiadamente en la exploraci&oacute;n. </font></p>   <FONT size="+1"><FONT size="+1">     <p   align="justify" ><font face="Verdana, Arial, Helvetica, sans-serif" size="2">El estudio cumpli&oacute;      con la II Declaraci&oacute;n de Helsinki y con la legislaci&oacute;n vigente      en Cuba. Se le solicit&oacute; por escrito al consejo cient&iacute;fico del      Instituto Cubano de Oftalmolog&iacute;a &quot;Ram&oacute;n Pando Ferrer&quot;      autorizaci&oacute;n para revisar las historias cl&iacute;nicas y se estableci&oacute;      el compromiso de la confidencialidad de los datos recogidos y que los resultados      de la investigaci&oacute;n se har&iacute;an p&uacute;blicos solamente para      la comunidad cient&iacute;fica. Se cumplieron los principios de la &eacute;tica      y la bio&eacute;tica. </font></p >   </font></font></DIV > <FONT size="+1"><FONT size="+1">      <DIV class="Part"   >        <p   align="justify" >&nbsp;</p >       <p   align="justify" ><font face="Verdana, Arial, Helvetica, sans-serif" size="2"><B><font size="3">RESULTADOS      </font></b></font></p >       ]]></body>
<body><![CDATA[<p   align="justify" ><font face="Verdana, Arial, Helvetica, sans-serif" size="2">En la <a href="#t1">tabla</a>      se observa que de los 20 pacientes estudiados, el mayor n&uacute;mero estuvo      entre los 18-28 y en el grupo entre 40 y 50 a&ntilde;os, con predominio del      sexo femenino (70 %) sobre el masculino (30 %). </font></p > </DIV > </font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font>     <blockquote><FONT size="+1" color="#000000"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1">       <DIV class="Part"   >         <div align="center">            <p><font size="+1" color="#000000"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><img src="/img/revistas/oft/v28n1/t0105115.gif" width="285" height="300"></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font><a name="t1"></a></p>     </div>   </DIV >   </font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></blockquote> <FONT size="+1" color="#000000"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1">  </font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font>      <DIV class="Part"   >        <p   align="justify" ><font face="Verdana, Arial, Helvetica, sans-serif" size="2" color="#000000">La      desviaci&oacute;n preoperatoria fue similar de cerca y de lejos, y se encontr&oacute;      un mayor n&uacute;mero de pacientes entre las 81 y 90 DP, para el 35 %, como      muestra la <a href="#f1">figura 1</a>. </font></p > </DIV >     <blockquote>        <DIV class="Part"   >          <div align="center">            ]]></body>
<body><![CDATA[<p><font size="+1" color="#000000"><img src="/img/revistas/oft/v28n1/f0105115.jpg" width="436" height="280"><a name="f1"></a></font></p>     </div>   </DIV > </blockquote>     <DIV class="Part"   >        <div align="center"></div>       <p   align="justify" ><font face="Verdana, Arial, Helvetica, sans-serif" size="2" color="#000000">En      la <a href="#f2">figura 2</a> se observa que con el paso del tiempo los pacientes      tienden a ir pasando de la hipercorrecci&oacute;n y la ortotrop&iacute;a a      la exotrop&iacute;a. Del total de pacientes estudiados, 14 se mantienen en      ortotrop&iacute;a a los dos a&ntilde;os de la cirug&iacute;a. La cirug&iacute;a      se realiz&oacute; seg&uacute;n la medici&oacute;n preoperatoria<B>. </b></font></p > </DIV >     <blockquote>       <DIV class="Part"   >         <div align="center"><img src="/img/revistas/oft/v28n1/f0205115.jpg" width="442" height="358"><a name="f2"></a></div>   </DIV > </blockquote>     <DIV class="Part"   >     <p   align="justify" ><font face="Verdana, Arial, Helvetica, sans-serif" size="2" color="#000000">A      pesar de que algunos autores refieren limitaciones en los movimientos en recesiones      amplias, solo presentamos limitaci&oacute;n de la abducci&oacute;n en una      sola paciente de 68 a&ntilde;os de edad, para un 5 %, que resolvi&oacute;      con el tiempo, ya que no refiri&oacute; diplop&iacute;a en la evaluaci&oacute;n      de los dos a&ntilde;os. </font></p >       <p   align="justify" ><font face="Verdana, Arial, Helvetica, sans-serif" size="2" color="#000000">De      los 20 pacientes intervenidos quir&uacute;rgicamente, 14 se manten&iacute;an      alineados a los dos a&ntilde;os de la cirug&iacute;a, lo que represent&oacute;      un &eacute;xito quir&uacute;rgico del 70 %. </font></p >       ]]></body>
<body><![CDATA[<p   align="justify" ><font face="Verdana, Arial, Helvetica, sans-serif" size="2" color="#000000">En      la <a href="#f3">figura 3</a> se aprecia la mejor&iacute;a psicosocial y funcional      de estos pacientes, comparando el pre con el posoperatorio, lo cual fue recogido      por medio de la encuesta AS-20, que demuestra la elevaci&oacute;n de la autoestima      que adquieren estos pacientes. </font></p > </DIV > <FONT size="+1" color="#000000"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1">      <DIV class="Part"   ></DIV > </font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font>     <blockquote><FONT size="+1" color="#000000"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1">       <DIV class="Part"   >         <div align="center"><font size="+1" color="#000000"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><img src="/img/revistas/oft/v28n1/f0305115.jpg" width="443" height="360"></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font><a name="f3"></a></div>   </DIV >   </font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></blockquote> <FONT size="+1" color="#000000"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1">     <DIV class="Part"   ><B>        <p   align="justify" ><font face="Verdana, Arial, Helvetica, sans-serif" size="3">DISCUSI&Oacute;N      </font></p >   </B>        <p   align="justify" ><font face="Verdana, Arial, Helvetica, sans-serif" size="2">El estrabismo de      gran &aacute;ngulo es considerado una zona gris para los cirujanos. El tratamiento      quir&uacute;rgico en pacientes con exotrop&iacute;a de gran &aacute;ngulo      no tiene consenso entre los estrab&oacute;logos, en quienes se han realizado      diferentes tipos de cirug&iacute;a, involucrando dos, tres y cuatro m&uacute;sculos      seg&uacute;n la preferencia de los autores. </font></p >       <p   align="justify" ><font face="Verdana, Arial, Helvetica, sans-serif" size="2">Los que apoyan la      cirug&iacute;a de ambos rectos laterales refieren que esta es menos invasiva.      Algunos como <I>Owens</I><Sup>21</Sup> realizan cirug&iacute;a monocular recesi&oacute;n      resecci&oacute;n reforzada con toxina botul&iacute;nica intraoperatoria en      ambliopes con exotrop&iacute;a de gran &aacute;ngulo. Sin embargo, esto puede      producir d&eacute;ficit de abducci&oacute;n asim&eacute;trico. <I>Azar</I>      realiza cirug&iacute;a sobre 3 m&uacute;sculos,<Sup>22</Sup> mientras otros      operan los 4 m&uacute;sculos para </font><font size="+1" color="#000000"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="2" face="Verdana, Arial, Helvetica, sans-serif">corregir      la exotrop&iacute;a en una sola cirug&iacute;a, como <i>Jampolsky</i> y <i>Berke</i>.</font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><Sup>23,24      </Sup></font></p >   <FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1">        <p   align="justify" ><font face="Verdana, Arial, Helvetica, sans-serif" size="2">La cirug&iacute;a      binocular sobre 3 0 4 m&uacute;sculos es ampliamente utilizada, ya que previene      las limitaciones a los movimientos oculares, lo cual ocurre en cirug&iacute;as      de gran magnitud.<Sup>25,26</Sup> Sin embargo, los que defienden la cirug&iacute;a      monocular alegan que esta tiene m&aacute;s ventajas, ya que preserva algunos      m&uacute;sculos en caso de ser necesaria otra intervenci&oacute;n, previene      la exposici&oacute;n del ojo dominante a los riesgos derivados del proceder      quir&uacute;rgico y reduce el tiempo quir&uacute;rgico.<Sup>26-28 </Sup></font></p >   <FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1">        ]]></body>
<body><![CDATA[<p   align="justify" ><font size="2" face="Verdana, Arial, Helvetica, sans-serif">De los 20 pacientes      estudiados, 19 son casos con exotrop&iacute;a intermitente, en quienes con      el tiempo se fue instalando la supresi&oacute;n, y la desviaci&oacute;n pas&oacute;      a ser permanente, de inicio para lejos y despu&eacute;s para cerca, utilizando      la supresi&oacute;n como mecanismo de defensa contra la diplop&iacute;a. El      caso restante es una exotrop&iacute;a sensorial en un paciente operado de      catarata cong&eacute;nita, con una AV mejor corregida de 0,4 en el ojo derecho      y 0,5 en el ojo izquierdo. </font></p >   <FONT size="+1">        <p   align="justify" ><font face="Verdana, Arial, Helvetica, sans-serif" size="2">La desviaci&oacute;n      preoperatoria fue similar de cerca y de lejos; estuvo entre 50 y 90 DP en      la gran mayor&iacute;a de los pacientes; solo en un caso se present&oacute;      una desviaci&oacute;n mayor de 90 DP y se encontr&oacute; una desviaci&oacute;n      media de 76,25 DP. No hubo evidencia de funci&oacute;n binocular preoperatoria      en ning&uacute;n paciente, lo cual coincide con lo encontrado por <I>Currie</I>.<Sup>20      </Sup></font></p >   <FONT size="+1">        <p   align="justify" ><font size="2" face="Verdana, Arial, Helvetica, sans-serif">En 19 pacientes realizamos      cirug&iacute;a de tres m&uacute;sculos, usando el procedimiento recesi&oacute;n-resecci&oacute;n      en el ojo no fijador y recesi&oacute;n del recto lateral en el ojo fijador,      y en el caso de mayor de 90 DP se intervinieron los cuatro m&uacute;sculos      horizontales. En relaci&oacute;n con la cirug&iacute;a propuesta por la Academia      americana<Sup>27</Sup> le hicimos algunas modificaciones y decidimos aumentar      los mil&iacute;metros de recesi&oacute;n y disminuir las resecciones. Se logr&oacute;      la ortotrop&iacute;a en 19 de los pacientes (99,1 %) de alineamiento posoperatorio.      </font></p >   <FONT size="+1"><FONT size="+1"><FONT size="+1">        <p   align="justify" ><font face="Verdana, Arial, Helvetica, sans-serif" size="2">En estos pacientes      se puede presentar d&eacute;ficit de abducci&oacute;n que puede ser sim&eacute;trico      </font><font face="Verdana, Arial, Helvetica, sans-serif" size="2">o asim&eacute;trico.      <I>Schwartz </I>y <I>Calhoun</I> describieron d&eacute;ficit unilateral de      la abducci&oacute;n asim&eacute;trico en pacientes a quienes se les realiz&oacute;      cirug&iacute;a monocular;<Sup>29</Sup> no as&iacute; <I>Currie</I>, quien      encontr&oacute; que en cirug&iacute;as de 3 o m&aacute;s m&uacute;sculos esto      disminuye y se logra una gran simetr&iacute;a en las miradas laterales.<Sup>20      </Sup></font></p >   <FONT size="+1"><FONT size="+1"><FONT size="+1">        <p   align="justify" ><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><I>V&eacute;lez</I>      report&oacute; un 40 % de &eacute;xito (dentro de las 15 DP) para exotrop&iacute;as      mayores de 50 DP en ambliopes utilizando procederes monoculares.<Sup>30 </Sup><I>Schwartz</I>      y <I>Calhoun </I>estudiaron 22 pacientes; de ellos, a 14 les realizaron recesi&oacute;n      de ARL y a 8 proceder monocular recesi&oacute;n-resecci&oacute;n para exotrop&iacute;as      entre 45-85 DP, y alcanzaron una tasa de &eacute;xito del 77 %.<Sup>29 </Sup><I>Berland      </I>y otros reportaron, en una serie de 30 pacientes con recesi&oacute;n bilateral      de ARL 8-9 mm para desviaciones entre 35-65 DP, una tasa de &eacute;xito del      43 %.<Sup>25 </Sup><i>Thomas</i> y otros en su estudio encontraron que de      los pacientes a quienes se les realiz&oacute; cirug&iacute;a de tres m&uacute;sculos      tuvieron una tasa de &eacute;xito del 64,7 % y en los que se operaron dos      m&uacute;sculos la tasa fue de 57,58 %. Aunque obtuvieron buenos resultados      con la cirug&iacute;a de dos m&uacute;sculos, proponen un estudio control      randomizado para determinar si la cirug&iacute;a de tres m&uacute;sculos ofrece      mejores resultados que la de dos m&uacute;sculos.<Sup>31 </Sup></font><i><font face="Verdana, Arial, Helvetica, sans-serif" size="2">      </font></i><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><I>Berland</I>      y otros<Sup>25</Sup> detectaron un peque&ntilde;o d&eacute;ficit de la abducci&oacute;n      en el 30 % de los pacientes, mientras <I>Celebi </I>no encontr&oacute; d&eacute;ficit      de la abducci&oacute;n despu&eacute;s del debilitamiento de ambos rectos laterales      en ning&uacute;n paciente.<Sup>32 </Sup></font></p >   <FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1">        <p   align="justify" ><font size="2" face="Verdana, Arial, Helvetica, sans-serif">En este estudio solo      tuvimos limitaci&oacute;n ligera de la abducci&oacute;n en una paciente de      68 a&ntilde;os (5,9 %). En este caso, al realizar la evaluaci&oacute;n final      a los dos a&ntilde;os, ya hab&iacute;a desaparecido y no presentaba diplop&iacute;a      en la mirada extrema. La definici&oacute;n de &eacute;xito quir&uacute;rgico      es relativa, seg&uacute;n los autores. Unos utilizan entre 10 DP y ortotrop&iacute;a,      otros lo extienden a 15 DP.<Sup>25,29 </Sup> En este trabajo se considera      &eacute;xito quir&uacute;rgico desde la ortotrop&iacute;a a 10 DP de hiperhipo      correcci&oacute;n en el posoperatorio hasta los primeros 6 meses y ortotrop&iacute;a      a partir del a&ntilde;o de la cirug&iacute;a, ya que se logr&oacute; un &eacute;xito      quir&uacute;rgico en 14 pacientes (70 %). </font></p >   <FONT size="+1"><FONT size="+1"><FONT size="+1">        <p   align="justify" ><font face="Verdana, Arial, Helvetica, sans-serif" size="2"><I>Celebi</I> en      su estudio encontr&oacute; una tasa de &eacute;xito en 25 pacientes (76 %)      y quedaron 8 con exotrop&iacute;a residual (24 %).<Sup>32 </Sup><I>Kim</I>      report&oacute; en un estudio que la tasa de &eacute;xito sobre el alineamiento      motor en ni&ntilde;os con exotrop&iacute;a de gran &aacute;ngulo fue de un      64 % y que fueron similares entre los procedes binoculares o monoculares.      Sin embargo, en exotrop&iacute;a mayor de 45 DP el proceder monocular tuvo      mejor resultado a largo plazo.<Sup>33 </Sup></font><i><font face="Verdana, Arial, Helvetica, sans-serif" size="2">      </font></i><font size="2" face="Verdana, Arial, Helvetica, sans-serif"><I>Chang</I>      y otros encontraron que una resecci&oacute;n superm&aacute;xima del recto      medio y recesi&oacute;n del recto lateral en el ojo ambliope es una opci&oacute;n      quir&uacute;rgica factible.<Sup>34 </Sup></font></p >   <FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1">        <p   align="justify" ><font size="2" face="Verdana, Arial, Helvetica, sans-serif">En varios estudios      la cirug&iacute;a de tres m&uacute;sculos restableci&oacute; el alineamiento      en PPM, considerada una de las opciones en estos pacientes.<Sup>35-37 </Sup>En      desviaciones de gran &aacute;ngulo la afectaci&oacute;n psicosocial es la      principal indicaci&oacute;n quir&uacute;rgica, cuyo objetivo es lograr el      alineamiento con el menor n&uacute;mero de cirug&iacute;as posibles. A trav&eacute;s      de la encuesta empleada AS-20 se aprecia una gran mejor&iacute;a de las subescalas      psicosocial y funcional. En nuestro estudio se logr&oacute; una tasa de &eacute;xito      de un 70 %. Consideramos necesario comparar esta t&eacute;cnica con la cirug&iacute;a      de recesi&oacute;n-resecci&oacute;n monocular en exotrop&iacute;as de gran      &aacute;ngulo para determinar cu&aacute;l es la mejor opci&oacute;n para estos      pacientes. </font></p >   </font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font>        <p>&nbsp;</p>       <p><font face="Verdana, Arial, Helvetica, sans-serif" size="2"><B><font size="3">REFERENCIAS      BIBLIOGR&Aacute;FICAS </font></b></font></p>       ]]></body>
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Kor J Ophthalmol. 2011;25(2):139-41.     </font></p >       <!-- ref --><p   align="justify" ><font face="Verdana, Arial, Helvetica, sans-serif" size="2" color="#000000">35.      Chang J, Kim H, Lee J, Han S. Supermaximal recession and resection in large-angle      sensory exotropia. Kor J Ophthalmol. 2011;25(2):139-41.     </font></p >       <!-- ref --><p   align="justify" ><font face="Verdana, Arial, Helvetica, sans-serif" size="2" color="#000000">36.      Li J, Zhang L. Three-muscle surgery for very large-angle constant exotropia.      J AAPOS: the official publication of the American Association for Pediatric      Ophthalmology and Strabismus. Am Assoc Pediatr Ophthalmol Strab. 2013;17(6):578-81.          </font></p >       <!-- ref --><p   align="justify" ><font face="Verdana, Arial, Helvetica, sans-serif" size="2" color="#000000">37.      Lau FHS, Fan DSP, Yip WWK, Yu CBO, Lam DSC. Surgical outcome of single-staged      three horizontal muscles squint surgery for extra-large angle exotropia. Eye.      2010;24(7):1171-6.     </font></p >       <p   align="justify" >&nbsp;</p >       <p   align="justify" ><font face="Verdana, Arial, Helvetica, sans-serif" size="2" color="#000000">Recibido:      1ro. de octubre de 2014.     <br>     Aprobado: 1ro. de enero de 2015. </font></p >       <p   align="justify" >&nbsp;</p >       <p   align="justify" ><font face="Verdana, Arial, Helvetica, sans-serif" size="2" color="#000000">Dra.      <i>Lourdes R Hern&aacute;ndez Santos</i>. Instituto Cubano de Oftalmolog&iacute;a      &quot;Ram&oacute;n Pando Ferrer&quot;. Ave. 76 No. 3104 entre 31 y 41 Marianao,      La Habana, Cuba. Correo electr&oacute;nico:</font><font size="+1" color="#000000"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font size="+1"><font face="Verdana, Arial, Helvetica, sans-serif" size="2" color="#000000">      <a href="mailto:lourdesrita@infomed.sld.cu">lourdesrita@i<font color="#0000FF">nf</font></a></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font><font color="#0000FF"><a href="lourdesrita@infomed.sld.cu"><font face="Verdana, Arial, Helvetica, sans-serif" size="2">omed.sld.cu</font></a></font><font face="Verdana, Arial, Helvetica, sans-serif" size="2" color="#000000">      </font></p >       <p>&nbsp;</p> </DIV > <FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1"><FONT size="+1">     <DIV class="Part"   >        ]]></body>
<body><![CDATA[<p   align="justify" >&nbsp;</p >   </DIV > </font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font></font>       ]]></body><back>
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