<?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>0016-3503</journal-id>
<journal-title><![CDATA[Gen]]></journal-title>
<abbrev-journal-title><![CDATA[Gen]]></abbrev-journal-title>
<issn>0016-3503</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Venezolana de Gastroentereología]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0016-35032021000100013</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Lesiones diminutas-pequeñas de colon: técnica de elevación de la mucosa con irrigación forzada con bomba de agua para evidenciar resección completa de lesiones con pinza de biopsia]]></article-title>
<article-title xml:lang="en"><![CDATA[Tiny-small lesions of the colon: mucosa elevation technique with forced irrigation with a water pump to demonstrate complete resection of lesions with biopsy forceps]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Landaeta]]></surname>
<given-names><![CDATA[Jorge]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Dias]]></surname>
<given-names><![CDATA[Carla]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Armas]]></surname>
<given-names><![CDATA[Virginia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Policlínica Metropolitana  ]]></institution>
<addr-line><![CDATA[Caracas ]]></addr-line>
<country>Venezuela</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Instituto Médico La Floresta  ]]></institution>
<addr-line><![CDATA[Caracas ]]></addr-line>
<country>Venezuela</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Gastro Express  ]]></institution>
<addr-line><![CDATA[Caracas ]]></addr-line>
<country>Venezuela</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2021</year>
</pub-date>
<volume>75</volume>
<numero>1</numero>
<fpage>13</fpage>
<lpage>18</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://ve.scielo.org/scielo.php?script=sci_arttext&amp;pid=S0016-35032021000100013&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://ve.scielo.org/scielo.php?script=sci_abstract&amp;pid=S0016-35032021000100013&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://ve.scielo.org/scielo.php?script=sci_pdf&amp;pid=S0016-35032021000100013&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Introducción: Hay pocos métodos ampliamente adoptados, aplicados y disponibles fácilmente, a bajo costo que permitan verificar resección completa post resección con pinza de biopsia de pólipos pequeños-diminutos.  Objetivo:  Evaluar la eficacia en la delimitación y realce de los bordes de resección, de un nuevo método elevando la mucosa con un sistema hidrojet post-resección con pinza de biopsia de pólipos pequeños-diminutos colo-rectales.  Métodos:  Estudio prospectivo (mayo2014-2015), Policlínica Metropolitana. Se utilizó videocolonoscopio Olympus180®, bomba hidrojet ERBE. Se incluyeron pacientes con lesiones pequeñas-diminutas colorectales. Cada pólipo detectado fue caracterizado: luz blanca y NBI. Clasificación Sano-Emura se registró, histología fue reportada. Técnica realizada: resección del pólipo con pinza de biopsia, posterior irrigación del área de resección con bomba hidrojet (100 cc/minuto); evaluación del área, completar resección en caso tal que fuese necesario.  Resultados:  Un total (158) pólipos pequeños-diminutos (84 pacientes), edad promedio 59 años (30-91). Colon derecho (52), izquierdo (72), anorecto (34). Clasificación Sano Emura: Tipo I 125 (79,1%), Tipo II 33 (20,9%). De los 158, en 105 pólipos (66,45%) la técnica permitió realzar los bordes y verificar bordes libres lesión. De los 53 con tejido residual post resección en un segundo intento, se aplicó técnica y se verificó tejido residual en 2 (3,77%), realizando una tercera resección con aplicación de la técnica verificando márgenes libres lesión. Irrigación mucosal post-resección permitió modificar conducta terapéutica: 33,54% y 3,77% respectivamente. De los 52 pólipos colon derecho la técnica permitió evidenciar bordes con lesión post-resección en 15, modificando la conducta terapéutica en 29%.  Conclusiones:  El nuevo método de elevación mucosal con irrigación hidrojet post resección con pinza de biopsia de pólipos pequeños-diminutos colorectales parece ser una técnica eficaz en delimitar y realzar bordes de resección modificando conducta terapéutica en términos de seguridad y curabilidad.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Summary:  Background: There are few methods to verify complete resection of small-diminutive polyps post-resection with biopsy forceps.  Objective: To evaluate the efficacy in the delimitation and enhancement of the resection edges, of a new method elevating the mucosa with a hydrojet system post-resection with biopsy forceps of small-diminutive colorectal polyps.  Methods: Prospective study (May 2014-2015), Policlínica Metropolitana, using an Olympus180® video colonoscope, ERBE hydrojet pump. Patients with small-diminutive colorectal lesions were included. Each detected polyp was characterized: white light and NBI. Sano-Emura classification was recorded, histology was reported. Technique performed: resection of the polyp with biopsy forceps, subsequent irrigation of the resection area with hydrojet pump (100 cc / minute); evaluation of the area, complete resection if it was necessary.  Results: A total (158) small-minute polyps (84 patients), mean age 59 years (30-91). Right colon (52), left (72), anorectum (34). Sano Emura classification: Type I 125 (79.1%), Type II 33 (20.9%). Of the 158, in 105 polyps (66.45%) the technique allowed to enhance the edges and verify lesion free edges. Of the 53 with residual tissue post-resection in a second attempt, a technique was applied and residual tissue was verified in 2 (3.77%), performing a third resection with application of the technique verifying free margins of the lesion. Post-resection mucosal irrigation allowed modifying the therapeutic decision: 33.54% and 3.77% respectively. Of the 52 right colon polyps, the technique revealed borders with post-resection lesions in 15, modifying the therapeutic decision in 29%.  Conclusions: The new method of mucosal elevation with hydrojet irrigation post resection with biopsy forceps of small-minute colorectal polyps appears to be an effective technique in delimiting and enhancing resection edges, modifying therapeutic decisions in terms of safety and curability.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[irrigación hidrojet]]></kwd>
<kwd lng="es"><![CDATA[pólipos diminutos]]></kwd>
<kwd lng="es"><![CDATA[pinza biopsia]]></kwd>
<kwd lng="es"><![CDATA[realce]]></kwd>
<kwd lng="es"><![CDATA[bordes de resección]]></kwd>
<kwd lng="es"><![CDATA[elevación mucosal]]></kwd>
<kwd lng="en"><![CDATA[hydrojet irrigation]]></kwd>
<kwd lng="en"><![CDATA[small-diminutive colorectal polyps]]></kwd>
<kwd lng="en"><![CDATA[biopsy forceps]]></kwd>
<kwd lng="en"><![CDATA[enhancement]]></kwd>
<kwd lng="en"><![CDATA[resection edges]]></kwd>
<kwd lng="en"><![CDATA[mucosal elevation]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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