<?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>2444-7986</journal-id>
<journal-title><![CDATA[Revista ORL]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. ORL]]></abbrev-journal-title>
<issn>2444-7986</issn>
<publisher>
<publisher-name><![CDATA[Ediciones Universidad de Salamanca]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2444-79862021000200007</article-id>
<article-id pub-id-type="doi">10.14201/orl.24145</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Abordaje del paciente con patología de la vía lagrimal: indicaciones quirúrgicas]]></article-title>
<article-title xml:lang="en"><![CDATA[Approach to the patient with tear duct pathology: surgical indications]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Díez-Montero]]></surname>
<given-names><![CDATA[Cecilia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Marqués-Fernández]]></surname>
<given-names><![CDATA[Victoria]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[de Las Heras-Florez]]></surname>
<given-names><![CDATA[Paula]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Galindo-Ferreiro]]></surname>
<given-names><![CDATA[Alicia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Universitario Río Hortega Unidad de Órbita, Oculoplástica y Vías Lagrimales ]]></institution>
<addr-line><![CDATA[Valladolid ]]></addr-line>
<country>España</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2021</year>
</pub-date>
<volume>12</volume>
<numero>2</numero>
<fpage>67</fpage>
<lpage>78</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_arttext&amp;pid=S2444-79862021000200007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_abstract&amp;pid=S2444-79862021000200007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_pdf&amp;pid=S2444-79862021000200007&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción y objetivo:  Realizar una revisión y actualización del diagnóstico e indicaciones terapéuticas de la obstrucción de la vía nasolagrimal (ONL), así como un abordaje clínico sencillo, precoz y práctico.  Método:  revisión de la literatura publicada referente a la ONL y sobre la manera actual de enfocar esta patología.  Resultados:  El lagrimeo excesivo (epífora) puede tener un origen funcional o anatómico. Las obstrucciones funcionales son secundarias al fracaso de la bomba lagrimal, mientras que la obstrucción anatómica es causada por un obstáculo físico a lo largo de la vía lagrimal que impide el drenaje de la misma en la cavidad nasal. La pseudoepífora (lagrimeo reflejo), por el contrario, es secundaria a la presencia de patología de la superficie ocular (ojo seco) o a estímulos mecánicos, químicos, infecciosos o psíquicos. Hasta un 40% de los pacientes referidos a consultas de oftalmología por lagrimeo/epífora, presentan un ojo seco con lagrimeo reflejo, sin obstrucción anatómica de la vía lagrimal.  Conclusiones:  El lagrimeo es uno de los síntomas más frecuentes en las consultas de oftalmología. Sin embargo, son muy numerosos los factores etiológicos que pueden conducir a esta queja. Es fundamental un estudio multidisciplinar (oftalmología y otorrinolaringología) para realizar un correcto diagnóstico. El éxito de la cirugía lagrimal reside en una correcta indicación quirúrgica.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[SUMMARY  Introduction and objective:  To carry out a update review on the current diagnoses and therapeutic indications of tear duct obstruction (NLO) and propose a simple, early and practical clinical management.  Method:  Review of published literature regarding NLO and the current way of approaching this pathology.  Results:  The alteration of the natural tear flow (epiphora) may have a functional or anatomical origin. Functional obstructions are secondary to the failure of the tear pump, while the anatomical obstruction is caused by a physical obstacle along the tear duct that prevents drainage in the nasal cavity. Pseudoepiphora (tearing), on the other hand, is secondary to the presence of pathology of the ocular surface (dry eye) or secondary to mechanical, chemical, infectious or psychic stimuli. Up to 40% of patients referred to ophthalmology consultations for tearing / epiphora, have a dry eye with tear reflex, without anatomical obstruction of the tear duct.  Conclusions:  Tearing is one of the most frequent symptoms in ophthalmology consultations. However, the etiological factors that can lead to this complaint are very numerous. A multidisciplinary study (ophthalmology and ENT) is essential to make a correct etiological diagnosis. The success of tear surgery lies in a correct surgical indication.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Vía lagrimal]]></kwd>
<kwd lng="es"><![CDATA[obstrucción]]></kwd>
<kwd lng="es"><![CDATA[epífora]]></kwd>
<kwd lng="es"><![CDATA[lagrimeo]]></kwd>
<kwd lng="es"><![CDATA[dacriocistorrinostomía]]></kwd>
<kwd lng="en"><![CDATA[Tear duct]]></kwd>
<kwd lng="en"><![CDATA[obstruction]]></kwd>
<kwd lng="en"><![CDATA[epiphora]]></kwd>
<kwd lng="en"><![CDATA[tearing]]></kwd>
<kwd lng="en"><![CDATA[dacryocystorhinostomy]]></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[Shen]]></surname>
<given-names><![CDATA[GL]]></given-names>
</name>
<name>
<surname><![CDATA[Ng]]></surname>
<given-names><![CDATA[JD]]></given-names>
</name>
<name>
<surname><![CDATA[Ma]]></surname>
<given-names><![CDATA[XP]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Etiology, diagnosis, management and outcomes of epiphora referrals to an oculoplastic practice]]></article-title>
<source><![CDATA[Int J Ophthalmol]]></source>
<year>2016</year>
<volume>9</volume>
<numero>12</numero>
<issue>12</issue>
<page-range>1751-5</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[Nemet]]></surname>
<given-names><![CDATA[AY]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The Etiology of Epiphora: A Multifactorial Issue]]></article-title>
<source><![CDATA[Semin Ophthalmol]]></source>
<year>2016</year>
<volume>31</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>275-9</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[Ulusoy]]></surname>
<given-names><![CDATA[MO]]></given-names>
</name>
<name>
<surname><![CDATA[Kivanc]]></surname>
<given-names><![CDATA[SA]]></given-names>
</name>
<name>
<surname><![CDATA[Atakan]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Akova-Budak]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[How Important Is the Etiology in the Treatment of Epiphora?]]></article-title>
<source><![CDATA[J Ophthalmol]]></source>
<year>2016</year>
<volume>201</volume>
<numero>6</numero>
<issue>6</issue>
</nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mainville]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Jordan]]></surname>
<given-names><![CDATA[DR]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Etiology of tearing: a retrospective analysis of referrals to a tertiary care oculoplastics practice]]></article-title>
<source><![CDATA[Ophthalmic Plast Reconstr Surg]]></source>
<year>2011</year>
<volume>27</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>155-7</page-range></nlm-citation>
</ref>
<ref id="B5">
<label>5</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ali]]></surname>
<given-names><![CDATA[MJ]]></given-names>
</name>
</person-group>
<source><![CDATA[Principles and Practice of Lacrimal Surgery]]></source>
<year>2016</year>
<publisher-name><![CDATA[Springer]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B6">
<label>6</label><nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Isloor]]></surname>
<given-names><![CDATA[SD]]></given-names>
</name>
</person-group>
<source><![CDATA[Lacrimal Drainage Surgery]]></source>
<year>2014</year>
<edition>First Edition</edition>
</nlm-citation>
</ref>
<ref id="B7">
<label>7</label><nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cohen]]></surname>
<given-names><![CDATA[AJ]]></given-names>
</name>
<name>
<surname><![CDATA[Mercandetti]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Brazzo]]></surname>
<given-names><![CDATA[BG]]></given-names>
</name>
</person-group>
<source><![CDATA[The Lacrimal System]]></source>
<year>2014</year>
<edition>Second Edition</edition>
</nlm-citation>
</ref>
<ref id="B8">
<label>8</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Shams]]></surname>
<given-names><![CDATA[PN]]></given-names>
</name>
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[PG]]></given-names>
</name>
<name>
<surname><![CDATA[Wormald]]></surname>
<given-names><![CDATA[PJ]]></given-names>
</name>
<name>
<surname><![CDATA[Sloan]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Wilcsek]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[McNab]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Management of functional epiphora in patients with an anatomically patent dacryocystorhinostomy]]></article-title>
<source><![CDATA[JAMA Ophthalmol]]></source>
<year>2014</year>
<volume>132</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>1127-32</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[Murube]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Basal, reflex, and psycho-emotional tears]]></article-title>
<source><![CDATA[Ocul Surf]]></source>
<year>2009</year>
<volume>7</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>60-6</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[Craig]]></surname>
<given-names><![CDATA[JP]]></given-names>
</name>
<name>
<surname><![CDATA[Nichols]]></surname>
<given-names><![CDATA[KK]]></given-names>
</name>
<name>
<surname><![CDATA[Akpek]]></surname>
<given-names><![CDATA[EK]]></given-names>
</name>
<name>
<surname><![CDATA[Caffery]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Dua]]></surname>
<given-names><![CDATA[HS]]></given-names>
</name>
<name>
<surname><![CDATA[Joo]]></surname>
<given-names><![CDATA[CK]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[TFOS DEWS II Definition and Classification Report]]></article-title>
<source><![CDATA[Ocul Surf]]></source>
<year>2017</year>
<volume>15</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>276-83</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[Sahlin]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Rose]]></surname>
<given-names><![CDATA[GE]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Lacrimal drainage capacity and symptomatic improvement after dacryocystorhinostomy in adults presenting with patent lacrimal drainage systems]]></article-title>
<source><![CDATA[Orbit]]></source>
<year>2001</year>
<volume>20</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>173-9</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[Munk]]></surname>
<given-names><![CDATA[PL]]></given-names>
</name>
<name>
<surname><![CDATA[Lin]]></surname>
<given-names><![CDATA[DT]]></given-names>
</name>
<name>
<surname><![CDATA[Morris]]></surname>
<given-names><![CDATA[DC]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Epiphora: treatment by means of dacryocystoplasty with balloon dilation of the nasolacrimal drainage apparatus]]></article-title>
<source><![CDATA[Radiology]]></source>
<year>1990</year>
<volume>177</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>687-90</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[Moscato]]></surname>
<given-names><![CDATA[EE]]></given-names>
</name>
<name>
<surname><![CDATA[Dolmetsch]]></surname>
<given-names><![CDATA[AM]]></given-names>
</name>
<name>
<surname><![CDATA[Silkiss]]></surname>
<given-names><![CDATA[RZ]]></given-names>
</name>
<name>
<surname><![CDATA[Seiff]]></surname>
<given-names><![CDATA[SR]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Silicone intubation for the treatment of epiphora in adults with presumed functional nasolacrimal duct obstruction]]></article-title>
<source><![CDATA[Ophthalmic Plast Reconstr Surg]]></source>
<year>2012</year>
<volume>28</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>35-9</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[Goyal]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Gupta]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Analysis of 104 cases of endonasal dacryocystorhinostomy in a tertiary care hospital: a prospective study]]></article-title>
<source><![CDATA[Indian J Otolaryngol Head Neck Surg]]></source>
<year>2014</year>
<volume>66</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>102-5</page-range></nlm-citation>
</ref>
<ref id="B15">
<label>15</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Galindo-Ferreiro]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Dufaileej]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Galvez-Ruiz]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Khandekar]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Schellini]]></surname>
<given-names><![CDATA[SA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Dacryocystectomy: Indications and Results at Tertiary Eye Hospital in Central Saudi Arabia]]></article-title>
<source><![CDATA[Semin Ophthalmol]]></source>
<year>2018</year>
<volume>33</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>602-5</page-range></nlm-citation>
</ref>
<ref id="B16">
<label>16</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Garcia-Catalan]]></surname>
<given-names><![CDATA[MR]]></given-names>
</name>
<name>
<surname><![CDATA[Jerez-Olivera]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Benitez-Del-Castillo-Sanchez]]></surname>
<given-names><![CDATA[JM]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Dry eye and quality of life]]></article-title>
<source><![CDATA[Arch Soc Esp Oftalmol]]></source>
<year>2009</year>
<volume>84</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>451-8</page-range></nlm-citation>
</ref>
<ref id="B17">
<label>17</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Jones]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Downie]]></surname>
<given-names><![CDATA[LE]]></given-names>
</name>
<name>
<surname><![CDATA[Korb]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Benitez-Del-Castillo]]></surname>
<given-names><![CDATA[JM]]></given-names>
</name>
<name>
<surname><![CDATA[Dana]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Deng]]></surname>
<given-names><![CDATA[SX]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[TFOS DEWS II Management and Therapy Report]]></article-title>
<source><![CDATA[Ocul Surf]]></source>
<year>2017</year>
<volume>15</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>575-628</page-range></nlm-citation>
</ref>
<ref id="B18">
<label>18</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cuthbertson]]></surname>
<given-names><![CDATA[FM]]></given-names>
</name>
<name>
<surname><![CDATA[Webber]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Assessment of functional nasolacrimal duct obstruction--a survey of ophthalmologists in the southwest]]></article-title>
<source><![CDATA[Eye (Lond)]]></source>
<year>2004</year>
<volume>18</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>20-3</page-range></nlm-citation>
</ref>
<ref id="B19">
<label>19</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lefebvre]]></surname>
<given-names><![CDATA[DR]]></given-names>
</name>
<name>
<surname><![CDATA[Freitag]]></surname>
<given-names><![CDATA[SK]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Update on imaging of the lacrimal drainage system]]></article-title>
<source><![CDATA[Semin Ophthalmol]]></source>
<year>2012</year>
<volume>27</volume>
<numero>5-6</numero>
<issue>5-6</issue>
<page-range>175-86</page-range></nlm-citation>
</ref>
<ref id="B20">
<label>20</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Singh]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Ali]]></surname>
<given-names><![CDATA[MJ]]></given-names>
</name>
<name>
<surname><![CDATA[Paulsen]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Dacryocystography: From theory to current practice]]></article-title>
<source><![CDATA[Ann Anat]]></source>
<year>2019</year>
<volume>22</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>33-40</page-range></nlm-citation>
</ref>
<ref id="B21">
<label>21</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Beloglazov]]></surname>
<given-names><![CDATA[VG]]></given-names>
</name>
<name>
<surname><![CDATA[Filimonov]]></surname>
<given-names><![CDATA[GP]]></given-names>
</name>
<name>
<surname><![CDATA[At'kova]]></surname>
<given-names><![CDATA[EL]]></given-names>
</name>
<name>
<surname><![CDATA[Abdurakhmanov]]></surname>
<given-names><![CDATA[GA]]></given-names>
</name>
<name>
<surname><![CDATA[Normatova]]></surname>
<given-names><![CDATA[NS]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Magnetic resonance imaging in the diagnosis of lacrimal tract pathology]]></article-title>
<source><![CDATA[Vestn Oftalmol]]></source>
<year>2007</year>
<volume>123</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>17-22</page-range></nlm-citation>
</ref>
<ref id="B22">
<label>22</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Eustis]]></surname>
<given-names><![CDATA[HS]]></given-names>
</name>
<name>
<surname><![CDATA[Babiuch]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Botulinum toxin injection into the lacrimal gland for treatment of proximal nasolacrimal duct obstructions in children]]></article-title>
<source><![CDATA[J Pediatr Ophthalmol Strabismus]]></source>
<year>2014</year>
<volume>51</volume>
<page-range>e75-7</page-range></nlm-citation>
</ref>
<ref id="B23">
<label>23</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Trakos]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Mavrikakis]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Boboridis]]></surname>
<given-names><![CDATA[KG]]></given-names>
</name>
<name>
<surname><![CDATA[Ralidis]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Dimitriadis]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Mavrikakis]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A modified technique of retrograde intubation dacryocystorhinostomy for proximal canalicular obstruction]]></article-title>
<source><![CDATA[Clin Ophthalmol]]></source>
<year>2009</year>
<volume>3</volume>
<page-range>681-4</page-range></nlm-citation>
</ref>
<ref id="B24">
<label>24</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Schlachter]]></surname>
<given-names><![CDATA[DM]]></given-names>
</name>
<name>
<surname><![CDATA[Richani]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Black]]></surname>
<given-names><![CDATA[EH]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Diode Laser-Assisted Endocanalicular Dacryocystorhinostomy: A Prospective Study]]></article-title>
<source><![CDATA[Ophthalmic Plast Reconstr Surg]]></source>
<year>2016</year>
<volume>32</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>183-6</page-range></nlm-citation>
</ref>
<ref id="B25">
<label>25</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Peter]]></surname>
<given-names><![CDATA[NM]]></given-names>
</name>
<name>
<surname><![CDATA[Pearson]]></surname>
<given-names><![CDATA[AR]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[External dacryocystorhinostomy for the treatment of epiphora in patients with patent but non-functioning lacrimal systems]]></article-title>
<source><![CDATA[Br J Ophthalmol]]></source>
<year>2010</year>
<volume>94</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>233-5</page-range></nlm-citation>
</ref>
<ref id="B26">
<label>26</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Singh]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Nair]]></surname>
<given-names><![CDATA[AG]]></given-names>
</name>
<name>
<surname><![CDATA[Alam]]></surname>
<given-names><![CDATA[MS]]></given-names>
</name>
<name>
<surname><![CDATA[Mukherjee]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Outcomes of lacrimal gland injection of botulinum toxin in functional versus nonfunctional epiphora]]></article-title>
<source><![CDATA[Oman J Ophthalmol]]></source>
<year>2019</year>
<volume>12</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>104-7</page-range></nlm-citation>
</ref>
<ref id="B27">
<label>27</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Alsuhaibani]]></surname>
<given-names><![CDATA[AH]]></given-names>
</name>
<name>
<surname><![CDATA[Eid]]></surname>
<given-names><![CDATA[SA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Botulinum toxin injection and tear production]]></article-title>
<source><![CDATA[Curr Opin Ophthalmol]]></source>
<year>2018</year>
<volume>29</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>428-33</page-range></nlm-citation>
</ref>
<ref id="B28">
<label>28</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rose]]></surname>
<given-names><![CDATA[GE]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Lacrimal drainage surgery in a patient with dry eyes]]></article-title>
<source><![CDATA[Dev Ophthalmol]]></source>
<year>2008</year>
<volume>4</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>127-37</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
