<?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>0034-7493</journal-id>
<journal-title><![CDATA[Revista Cubana de Cirugía]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cubana Cir]]></abbrev-journal-title>
<issn>0034-7493</issn>
<publisher>
<publisher-name><![CDATA[Editorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0034-74932023000400001</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Efectividad del tratamiento con plasma rico en plaquetas y leucocitos en la fisura anal secundaria]]></article-title>
<article-title xml:lang="en"><![CDATA[Effectiveness of Treating Secondary Anal Fissure with Platelet and Leukocyte-Rich Plasma]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cervantes Peláez]]></surname>
<given-names><![CDATA[Dayan]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fuentes Díaz]]></surname>
<given-names><![CDATA[Zaily]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Nicolau Pestana]]></surname>
<given-names><![CDATA[Elizabeth]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Escalona Sánchez]]></surname>
<given-names><![CDATA[Yelandy]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Ciencias Médicas Hospital Provincial Docente Oncológico María Curie Servicio de Cirugía Esplácnica]]></institution>
<addr-line><![CDATA[ Camagüey]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2023</year>
</pub-date>
<volume>62</volume>
<numero>4</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0034-74932023000400001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0034-74932023000400001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0034-74932023000400001&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción: El plasma rico en plaquetas es un producto derivado de la sangre, rico en péptidos y proteínas de señalización intercelular, así como citoquinas capaces de intervenir en cada una de las etapas de la regeneración de varios tejidos.  Objetivo:  Evaluar la efectividad del tratamiento con plasma rico en plaquetas y leucocitos en pacientes con fisura anal secundaria que asistieron a la consulta de Coloproctología del Hospital Docente Provincial Oncológico María Curie de Camagüey en el período de enero de 2020 a enero de 2023.  Métodos:  Se realizó un estudio cuasiexperimental. El universo lo conformaron todos los pacientes que acudieron a consulta en ese período. La muestra no probabilística intencionada la conformaron 130 pacientes adultos con diagnóstico de fisura anal secundaria que recibieron tratamiento con plasma rico en plaquetas y leucocitos.  Resultados: El tiempo de cicatrización de la fisura anal permitió corroborar la efectividad del tratamiento; además, la mayoría de los pacientes evolucionaron de forma favorable. El dolor fue la complicación más visible pues presentó significación estadística al establecer la relación entre las variables. Se demostró que el tratamiento con plasma rico en plaqueta y leucocitos en pacientes con fisura anal secundaria es efectivo y seguro en la evaluación final del tratamiento.  Conclusiones: Lo expuesto permite considerar que los pacientes tratados obtuvieron buenos resultados al hacer uso del plasma rico en plaquetas y leucocitos. Por consiguiente, tiene un resultado positivo en no mostrar complicaciones y una alta posibilidad de que el paciente tratado evolucione en mejor condición.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  Platelet-rich plasma is a blood-derived product, rich in peptides and intercellular signaling proteins, as well as cytokines capable of intervening in each of the stages of regeneration of various tissues.  Objective:  To assess the effectiveness of treatment with platelet- and leucocyte-rich plasma in patients with secondary anal fissure who attended the coloproctology office at Hospital Docente Provincial Oncológico María Curie of Camagüey from January 2020 to January 2023.  Methods:  A quasiexperimental study was carried out, whose universe consisted of all the patients who came for consultation during that period. The nonprobabilistic purposive sample consisted of 130 adult patients with a diagnosis of secondary anal fissure who received treatment with platelet- and leucocyte-rich plasma.  Results:  The healing time of the anal fissure allowed corroborating the effectiveness of the treatment; in addition, most of the patients evolved favorably. Pain was the most visible complication since it presented statistical significance when the relationship between the variables were established. Treatment with platelet- and leucocyte-rich plasma in patients with secondary anal fissure proved effective and safe in the final assessment of the treatment.  Conclusions:  The above allows considering that the treated patients obtained good outcomes when making use of platelet- and leucocyte-rich plasma. Therefore, it has a positive outcome, not showing complications and a high possibility for the treated patient to evolve in a better condition.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[terapia regenerativa]]></kwd>
<kwd lng="es"><![CDATA[fisura anal secundaria]]></kwd>
<kwd lng="es"><![CDATA[plasma]]></kwd>
<kwd lng="es"><![CDATA[plaqueta]]></kwd>
<kwd lng="es"><![CDATA[leucocitos]]></kwd>
<kwd lng="en"><![CDATA[regenerative therapy]]></kwd>
<kwd lng="en"><![CDATA[secondary anal fissure]]></kwd>
<kwd lng="en"><![CDATA[plasma]]></kwd>
<kwd lng="en"><![CDATA[platelet]]></kwd>
<kwd lng="en"><![CDATA[leucocytes]]></kwd>
</kwd-group>
</article-meta>
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