<?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>S2444-054X2019000500564</article-id>
<article-id pub-id-type="doi">10.24875/ciru.18000363</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Closure of stage 2 macular hole with a low-dose intravitreal injection of perfluoropropane]]></article-title>
<article-title xml:lang="es"><![CDATA[Cierre de agujero macular estadio 2 con inyección intravítrea a dosis baja de gas perfluoropropano]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González-Cortés]]></surname>
<given-names><![CDATA[Jesús H.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Olvera-Barrios]]></surname>
<given-names><![CDATA[Abraham]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Treviño-Rodríguez]]></surname>
<given-names><![CDATA[Hugo A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González-Cantú]]></surname>
<given-names><![CDATA[Jesús E.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hamsho]]></surname>
<given-names><![CDATA[Jesús M.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma de Nuevo León Hospital Universitario Facultad de Medicina]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Autónoma de Nuevo León Facultad de Medicina Departamento BP]]></institution>
<addr-line><![CDATA[Monterrey Nuevo León]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>10</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>10</month>
<year>2019</year>
</pub-date>
<volume>87</volume>
<numero>5</numero>
<fpage>564</fpage>
<lpage>567</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2444-054X2019000500564&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2444-054X2019000500564&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2444-054X2019000500564&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Background: Idiopathic macular holes (IMH) are common and affect central vision. We demonstrate the effectiveness of 0.2 ml intravitreal perfluoropropane (C3F8) in Stage-2 IMH.  Case: A 61-year-old woman presented with blurred vision OD. Best-corrected visual acuity (BCVA) was 20/125 OD and 20/20 OS. Biomicroscopy of OD evidenced a Stage-2 IMH. Intravitreal C3F8 was injected and postural measures prescribed. Optical coherence tomography 1 week after revealed posterior vitreous detachment and vitreomacular traction resolution. Full anatomical and functional recovery was achieved at week 4 and remained stable during a 6-month follow-up (BCVA 20/20 OD).  Conclusion: Intravitreal C3F8 as initial therapy for Stage 2 IMH represents a good alternative to vitrectomy for patients with IMH.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción: Los agujeros maculares idiopáticos (AMI) son comunes y afectan la visión central. Demostramos la efectividad de 0.2 ml de perfluoropropano (C3F8) intravítreo en AMI en estadio 2.  Caso: Una mujer de 61 años presentó con visión borrosa súbita OD. Mejor agudeza visual corregida (MAVC) 20/125 OD y 20/20 en el OS. La biomicroscopía del OD evidenció un AMI en estadio 2. Se inyectó C3F8 intravítreo y se prescribieron medidas posturales. Una semana después, la tomografía de coherencia óptica reveló desprendimiento de vítreo posterior. La resolución de tracción vitreomacular con recuperación anatómica y funcional completa se logró a la semana 4 y se mantuvo estable durante un seguimiento de 6 meses (MAVC 20/20 OD).  Conclusión: El C3F8 intravítreo como terapia inicial para AMI en estadio 2 representa una buena alternativa a la vitrectomía vía pars plana en pacientes con AMI.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Idiopathic macular hole]]></kwd>
<kwd lng="en"><![CDATA[Vitreomacular traction]]></kwd>
<kwd lng="en"><![CDATA[Intravitreal inert gas]]></kwd>
<kwd lng="en"><![CDATA[Anatomical closure]]></kwd>
<kwd lng="es"><![CDATA[Agujero macular idiopático]]></kwd>
<kwd lng="es"><![CDATA[Tracción vitreomacular]]></kwd>
<kwd lng="es"><![CDATA[Gas inerte intravítreo]]></kwd>
<kwd lng="es"><![CDATA[Cierre anatómico]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Takahashi]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Yoshida]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Nagaoka]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Takamiya]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Sato]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Kagokawa]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Idiopathic full-thickness macular holes and the vitreomacular interface:a high-resolution spectral-domain optical coherence tomography study]]></article-title>
<source><![CDATA[Am J Ophthalmol]]></source>
<year>2012</year>
<volume>154</volume>
<page-range>881-9200</page-range></nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gass]]></surname>
<given-names><![CDATA[JD]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Idiopathic senile macular hole. Its early stages and pathogenesis]]></article-title>
<source><![CDATA[Arch Ophthalmol]]></source>
<year>1988</year>
<volume>106</volume>
<page-range>629-39</page-range></nlm-citation>
</ref>
<ref id="B3">
<label>3</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gass]]></surname>
<given-names><![CDATA[JD]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Reappraisal of biomicroscopic classification of stages of development of a macular hole]]></article-title>
<source><![CDATA[Am J Ophthalmol]]></source>
<year>1995</year>
<volume>119</volume>
<page-range>752-9</page-range></nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Benson]]></surname>
<given-names><![CDATA[WE]]></given-names>
</name>
<name>
<surname><![CDATA[Cruickshanks]]></surname>
<given-names><![CDATA[KC]]></given-names>
</name>
<name>
<surname><![CDATA[Fong]]></surname>
<given-names><![CDATA[DS]]></given-names>
</name>
<name>
<surname><![CDATA[Williams]]></surname>
<given-names><![CDATA[GA]]></given-names>
</name>
<name>
<surname><![CDATA[Bloome]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
<name>
<surname><![CDATA[Frambach]]></surname>
<given-names><![CDATA[DA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Surgical management of macular holes:a report by the american academy of ophthalmology]]></article-title>
<source><![CDATA[Ophthalmology]]></source>
<year>2001</year>
<volume>108</volume>
<page-range>1328-35</page-range></nlm-citation>
</ref>
<ref id="B5">
<label>5</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Eckardt]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Eckardt]]></surname>
<given-names><![CDATA[U]]></given-names>
</name>
<name>
<surname><![CDATA[Groos]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Luciano]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Reale]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Entfernung der membrana limitans interna bei makulalöchern klinische und morphologische befunde]]></article-title>
<source><![CDATA[Der Ophthalmol]]></source>
<year>1997</year>
<volume>94</volume>
<page-range>545-51</page-range></nlm-citation>
</ref>
<ref id="B6">
<label>6</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Panozzo]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Parolini]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cataracts associated with posterior segment surgery]]></article-title>
<source><![CDATA[Ophthalmol Clin North Am]]></source>
<year>2004</year>
<volume>17</volume>
<page-range>557-68, 6</page-range></nlm-citation>
</ref>
<ref id="B7">
<label>7</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[TC]]></given-names>
</name>
<name>
<surname><![CDATA[Yang]]></surname>
<given-names><![CDATA[CH]]></given-names>
</name>
<name>
<surname><![CDATA[Yang]]></surname>
<given-names><![CDATA[CM]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Intravitreal expansile gas in the treatment of early macular hole:reappraisal]]></article-title>
<source><![CDATA[Ophthalmologica]]></source>
<year>2012</year>
<volume>228</volume>
<page-range>159-66</page-range></nlm-citation>
</ref>
<ref id="B8">
<label>8</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mori]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Saito]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Gehlbach]]></surname>
<given-names><![CDATA[PL]]></given-names>
</name>
<name>
<surname><![CDATA[Yoneya]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Treatment of stage 2 macular hole by intravitreous injection of expansile gas and induction of posterior vitreous detachment]]></article-title>
<source><![CDATA[Ophthalmology]]></source>
<year>2007</year>
<volume>114</volume>
<page-range>127-33</page-range></nlm-citation>
</ref>
<ref id="B9">
<label>9</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Banker]]></surname>
<given-names><![CDATA[AS]]></given-names>
</name>
<name>
<surname><![CDATA[Freeman]]></surname>
<given-names><![CDATA[WR]]></given-names>
</name>
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[JW]]></given-names>
</name>
<name>
<surname><![CDATA[Munguia]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Azen]]></surname>
<given-names><![CDATA[SP]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Vision-threatening complications of surgery for full-thickness macular holes. Vitrectomy for macular hole study group]]></article-title>
<source><![CDATA[Ophthalmology]]></source>
<year>1997</year>
<volume>104</volume>
<page-range>1442-52</page-range></nlm-citation>
</ref>
<ref id="B10">
<label>10</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Chan]]></surname>
<given-names><![CDATA[CK]]></given-names>
</name>
<name>
<surname><![CDATA[Wessels]]></surname>
<given-names><![CDATA[IF]]></given-names>
</name>
<name>
<surname><![CDATA[Friedrichsen]]></surname>
<given-names><![CDATA[EJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Treatment of idiopathic macular holes by induced posterior vitreous detachment]]></article-title>
<source><![CDATA[Ophthalmology]]></source>
<year>1995</year>
<volume>102</volume>
<page-range>757-67</page-range></nlm-citation>
</ref>
<ref id="B11">
<label>11</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Duker]]></surname>
<given-names><![CDATA[JS]]></given-names>
</name>
<name>
<surname><![CDATA[Kaiser]]></surname>
<given-names><![CDATA[PK]]></given-names>
</name>
<name>
<surname><![CDATA[Binder]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[de Smet]]></surname>
<given-names><![CDATA[MD]]></given-names>
</name>
<name>
<surname><![CDATA[Gaudric]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Reichel]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The international vitreomacular traction study group classification of vitreomacular adhesion, traction, and macular hole]]></article-title>
<source><![CDATA[Ophthalmology]]></source>
<year>2013</year>
<volume>120</volume>
<page-range>2611-9</page-range></nlm-citation>
</ref>
<ref id="B12">
<label>12</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Johnson]]></surname>
<given-names><![CDATA[MW]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Posterior vitreous detachment:evolution and complications of its early stages]]></article-title>
<source><![CDATA[Am J Ophthalmol]]></source>
<year>2010</year>
<volume>149</volume>
<page-range>371-820</page-range></nlm-citation>
</ref>
<ref id="B13">
<label>13</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Steel]]></surname>
<given-names><![CDATA[DH]]></given-names>
</name>
<name>
<surname><![CDATA[Lotery]]></surname>
<given-names><![CDATA[AJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Idiopathic vitreomacular traction and macular hole:a comprehensive review of pathophysiology, diagnosis, and treatment]]></article-title>
<source><![CDATA[Eye (Lond)]]></source>
<year>2013</year>
<volume>27</volume>
<numero>Suppl 1</numero>
<issue>Suppl 1</issue>
<page-range>S1-21</page-range></nlm-citation>
</ref>
<ref id="B14">
<label>14</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[McCannel]]></surname>
<given-names><![CDATA[CA]]></given-names>
</name>
<name>
<surname><![CDATA[Ensminger]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
<name>
<surname><![CDATA[Diehl]]></surname>
<given-names><![CDATA[NN]]></given-names>
</name>
<name>
<surname><![CDATA[Hodge]]></surname>
<given-names><![CDATA[DN]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Population-based incidence of macular holes]]></article-title>
<source><![CDATA[Ophthalmology]]></source>
<year>2009</year>
<volume>116</volume>
<page-range>1366-9</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
