<?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>2007-4085</journal-id>
<journal-title><![CDATA[Revista mexicana de urología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. mex. urol.]]></abbrev-journal-title>
<issn>2007-4085</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Mexicana de Urología]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-40852023000300002</article-id>
<article-id pub-id-type="doi">10.48193/revistamexicanadeurologa.v83i3.922</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Evaluation of the STONE nephrolithometry score in predicting surgical outcomes of percutaneous nephrolithotomy: results of a prospective study at a university hospital]]></article-title>
<article-title xml:lang="es"><![CDATA[Evaluación de la escala de nefrolitometría STONE en la predicción de los resultados quirúrgicos de la nefrolitotomía percutánea: resultados de un estudio prospectivo en un hospital universitario]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Choudhary]]></surname>
<given-names><![CDATA[Anupam]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Jayadeva-Reddy]]></surname>
<given-names><![CDATA[Suraj]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Shetty]]></surname>
<given-names><![CDATA[Suyog]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sourabh-Reddy]]></surname>
<given-names><![CDATA[Bathi]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Singh]]></surname>
<given-names><![CDATA[Anshuman]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Irappa-Wali]]></surname>
<given-names><![CDATA[Manjunath]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Kasturba Medical College (KMC) Manipal  ]]></institution>
<addr-line><![CDATA[Karnataka ]]></addr-line>
<country>India</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2023</year>
</pub-date>
<volume>83</volume>
<numero>3</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-40852023000300002&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-40852023000300002&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-40852023000300002&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Objective: One of the popular advances in percutaneous nephrolithotomy (PCNL) includes nephrolithometry classification systems. It enables better patient counseling, surgery planning, outcome evaluation, and uniform academic reporting. The STONE nephrolithometry is a validated quantitative scoring system that is undervalued in clinical settings, and this study evaluates the scoring system's ability to predict the outcome of PCNL surgery.  Methodology: From January 2017 to June 2018, a total of 102 PCNL patients were studied prospectively. The STONE score was derived from a preoperative non-contrast computed tomography (NCCT) scan which was used to evaluate stone-free status at 4 weeks followup.  Results: The STONE nephrolithometry scoring system predicted stone-free rate (SFR) following PCNL surgery with an accuracy of 88%. The statistical cut off level of the STONE score of 8 was superior for predicting SFR. Individual variables such as stone size, degree of pelvicalyceal obstruction, number of calyceal involvement, and stone density were found to have a significant correlation with STONE score, although there was no statistically significant correlation between SFR and tract length (p=0.81). The score was divided into three categories: low complexity score 5-6 (SFR-58.7%), moderate complexity score 7-8 (SFR-40%), and high complexity score 9-13 (SFR- 1.2%). The STONE score had excellent inter-observer reliability and reproducibility (p=&lt;0.001).  Conclusions: The STONE score was a simple and easy to apply tool for predicting the stone complexity and stone clearance after PCNL. The STONE score had no statistically significant correlation with postoperative complications. Furthermore, it demonstrated high inter-observer reliability and reproducibility.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Objetivo: Uno de los avances populares en nefrolitotomía percutánea (NLPC) incluye sistemas de clasificación de nefrolitometría. Permite una mejor orientación al paciente, planificación de cirugías, evaluación de resultados e informes académicos uniformes. La escala STONE es un sistema de puntuación cuantitativo validado que está infravalorado en entornos clínicos, y este estudio evalúa la capacidad del sistema de puntuación para predecir el resultado de la cirugía de NLPC.  Metodología: Desde enero de 2017 hasta junio de 2018 se estudiaron prospectivamente un total de 102 pacientes con NLPC. La escala STONE se derivó de una tomografía computarizada sin contraste (NCCT) preoperatoria que se utilizó para evaluar el estado libre de cálculos a las 4 semanas de seguimiento.  Resultados: La escala de nefrolitometría STONE predijo la tasa libre de litos (TLL) después de la cirugía de NLPC con una precisión del 88 %. El nivel de corte estadístico de la escala STONE de 8 fue superior para predecir la TLL. Se encontró que las variables individuales como el tamaño del cálculo, el grado de obstrucción pielocalicial, el número de compromiso calicial y la densidad del cálculo tenían una correlación significativa con la puntuación STONE, aunque no hubo una correlación estadísticamente significativa entre la TLL y la longitud del tracto (p=0,81). La puntuación se dividió en tres categorías: puntuación de complejidad baja 5-6 (TLL -58,7%), puntuación de complejidad moderada 7-8 (TLL -40%) y puntuación de complejidad alta 9-13 (TLL -1,2%). La puntuación STONE tuvo una excelente fiabilidad y reproducibilidad entre observadores (p=&lt;0,001).  Conclusiones: El puntaje STONE fue una herramienta simple y fácil de aplicar para predecir la complejidad y la eliminación de los cálculos después de la NLPC. La escala STONE no tuvo una correlación estadísticamente significativa con las complicaciones postoperatorias. Además, demostró una alta fiabilidad y reproducibilidad entre observadores.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[STONE nephrolithometry score]]></kwd>
<kwd lng="en"><![CDATA[surgical outcome]]></kwd>
<kwd lng="en"><![CDATA[percutaneous nephrolithotomy]]></kwd>
<kwd lng="en"><![CDATA[surgical complications]]></kwd>
<kwd lng="en"><![CDATA[complications]]></kwd>
<kwd lng="es"><![CDATA[Escala de nefrolitometría STONE]]></kwd>
<kwd lng="es"><![CDATA[resultado quirúrgico]]></kwd>
<kwd lng="es"><![CDATA[nefrolitotomía percutánea]]></kwd>
<kwd lng="es"><![CDATA[complicaciones quirúrgicas]]></kwd>
<kwd lng="es"><![CDATA[complicaciones]]></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[Okhunov]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
<name>
<surname><![CDATA[Friedlander]]></surname>
<given-names><![CDATA[JI]]></given-names>
</name>
<name>
<surname><![CDATA[George]]></surname>
<given-names><![CDATA[AK]]></given-names>
</name>
<name>
<surname><![CDATA[Duty]]></surname>
<given-names><![CDATA[BD]]></given-names>
</name>
<name>
<surname><![CDATA[Moreira]]></surname>
<given-names><![CDATA[DM]]></given-names>
</name>
<name>
<surname><![CDATA[Srinivasan]]></surname>
<given-names><![CDATA[AK]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[S.T.O.N.E. nephrolithometry: novel surgical classification system for kidney calculi]]></article-title>
<source><![CDATA[Urology]]></source>
<year>2013</year>
<volume>81</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>1154-9</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[Okhunov]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
<name>
<surname><![CDATA[Moreira]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[George]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Akhavein]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Elsamra]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Duty]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Pd32-09 multicenter validation of s.t.o.n.e. nephrolithometry]]></article-title>
<source><![CDATA[Journal of Urology]]></source>
<year>2014</year>
<volume>191</volume>
<numero>^s4</numero>
<issue>^s4</issue>
<supplement>4</supplement>
<page-range>e839</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[Vernez]]></surname>
<given-names><![CDATA[SL]]></given-names>
</name>
<name>
<surname><![CDATA[Okhunov]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
<name>
<surname><![CDATA[Motamedinia]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Bird]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Okeke]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
<name>
<surname><![CDATA[Smith]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Nephrolithometric Scoring Systems to Predict Outcomes of Percutaneous Nephrolithotomy]]></article-title>
<source><![CDATA[Rev Urol]]></source>
<year>2016</year>
<volume>18</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>15-27</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[Ozgor]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Yanaral]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Savun]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Ozdemir]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Sarilar]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
<name>
<surname><![CDATA[Binbay]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Comparison of STONE, CROES and Guy&#8217;s nephrolithometry scoring systems for predicting stone-free status and complication rates after percutaneous nephrolithotomy in obese patients]]></article-title>
<source><![CDATA[Urolithiasis]]></source>
<year>2018</year>
<volume>46</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>471-7</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[Zhu]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Xi]]></surname>
<given-names><![CDATA[Q]]></given-names>
</name>
<name>
<surname><![CDATA[Bai]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Yu]]></surname>
<given-names><![CDATA[X]]></given-names>
</name>
<name>
<surname><![CDATA[Liu]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Logistic regression model for predicting stone-free rate after minimally invasive percutaneous nephrolithotomy]]></article-title>
<source><![CDATA[Urology]]></source>
<year>2011</year>
<volume>78</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>32-6</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[Binbay]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Akman]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Ozgor]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Yazici]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
<name>
<surname><![CDATA[Sari]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Erbin]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Does pelvicaliceal system anatomy affect success of percutaneous nephrolithotomy?]]></article-title>
<source><![CDATA[Urology]]></source>
<year>2011</year>
<volume>78</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>733-7</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[Anastasiadis]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Onal]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Modi]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Turna]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Duvdevani]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Timoney]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Impact of stone density on outcomes in percutaneous nephrolithotomy (PCNL): an analysis of the clinical research office of the endourological society (CROES) pcnl global study database]]></article-title>
<source><![CDATA[Scand J Urol]]></source>
<year>2013</year>
<volume>47</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>509-14</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[Tefekli]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Karadag]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
<name>
<surname><![CDATA[Tepeler]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Sari]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Berberoglu]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Baykal]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Classification of Percutaneous Nephrolithotomy Complications Using the Modified Clavien Grading System: Looking for a Standard]]></article-title>
<source><![CDATA[European Urology]]></source>
<year>2008</year>
<volume>53</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>184-90</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[Shoaib]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Bangash]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Salam]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Ather]]></surname>
<given-names><![CDATA[MH]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The Correlation Between STONE Nephrolithometry Score and Hemoglobin Drop in Patients Undergoing Percutaneous Nephrolithotomy]]></article-title>
<source><![CDATA[Cureus]]></source>
<year>2020</year>
<volume>12</volume>
<numero>11</numero>
<issue>11</issue>
</nlm-citation>
</ref>
<ref id="B10">
<label>10</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Yarimoglu]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Bozkurt]]></surname>
<given-names><![CDATA[IH]]></given-names>
</name>
<name>
<surname><![CDATA[Aydogdu]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
<name>
<surname><![CDATA[Yonguc]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Sefik]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Topcu]]></surname>
<given-names><![CDATA[YK]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[External validation and comparison of the scoring systems (S.T.O.N.E, GUY, CROES, S-ReSC) for predicting percutaneous nephrolithotomy outcomes for staghorn stones: A single center experience with 160 cases]]></article-title>
<source><![CDATA[Kaohsiung J Med Sci]]></source>
<year>2017</year>
<volume>33</volume>
<numero>10</numero>
<issue>10</issue>
<page-range>516-22</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[Jiang]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Sun]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Zhu]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Luo]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Zhang]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Ban]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Evaluation of three stone-scoring systems for predicting SFR and complications after percutaneous nephrolithotomy: a systematic review and meta-analysis]]></article-title>
<source><![CDATA[BMC Urol]]></source>
<year>2019</year>
<volume>19</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>57</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[Withington]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Armitage]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Finch]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
<name>
<surname><![CDATA[Wiseman]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
<name>
<surname><![CDATA[Glass]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Burgess]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Assessment of Stone Complexity for PCNL: A Systematic Review of the Literature, How Best Can We Record Stone Complexity in PCNL?]]></article-title>
<source><![CDATA[J Endourol]]></source>
<year>2016</year>
<volume>30</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>13-23</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[Biswas]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Gupta]]></surname>
<given-names><![CDATA[SK]]></given-names>
</name>
<name>
<surname><![CDATA[Tak]]></surname>
<given-names><![CDATA[GR]]></given-names>
</name>
<name>
<surname><![CDATA[Ganpule]]></surname>
<given-names><![CDATA[AP]]></given-names>
</name>
<name>
<surname><![CDATA[Sabnis]]></surname>
<given-names><![CDATA[RB]]></given-names>
</name>
<name>
<surname><![CDATA[Desai]]></surname>
<given-names><![CDATA[MR]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Comparison of STONE score, Guy&#8217;s stone score and Clinical Research Office of the Endourological Society (CROES) score as predictive tools for percutaneous nephrolithotomy outcome: a prospective study]]></article-title>
<source><![CDATA[BJU Int]]></source>
<year>2020</year>
<volume>126</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>494-501</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[Khan]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Nazim]]></surname>
<given-names><![CDATA[SM]]></given-names>
</name>
<name>
<surname><![CDATA[Farhan]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Salam]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Ather]]></surname>
<given-names><![CDATA[MH]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Validation of S.T.O.N.E nephrolithometry and Guy&#8217;s stone score for predicting surgical outcome after percutaneous nephrolithotomy]]></article-title>
<source><![CDATA[Urol Ann]]></source>
<year>2020</year>
<volume>12</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>324-30</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[Al Adl]]></surname>
<given-names><![CDATA[AM]]></given-names>
</name>
<name>
<surname><![CDATA[Mohey]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Abdel Aal]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Abu-Elnasr]]></surname>
<given-names><![CDATA[HAF]]></given-names>
</name>
<name>
<surname><![CDATA[El Karamany]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Noureldin]]></surname>
<given-names><![CDATA[YA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Percutaneous Nephrolithotomy Outcomes Based on S.T.O.N.E., GUY, CROES, and S-ReSC Scoring Systems: The First Prospective Study]]></article-title>
<source><![CDATA[J Endourol]]></source>
<year>2020</year>
<volume>34</volume>
<numero>12</numero>
<issue>12</issue>
<page-range>1223-8</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[Farhan]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Nazim]]></surname>
<given-names><![CDATA[SM]]></given-names>
</name>
<name>
<surname><![CDATA[Salam]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Ather]]></surname>
<given-names><![CDATA[MH]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Prospective evaluation of outcome of percutaneous nephrolithotomy using the &#8216;STONE&#8217; nephrolithometry score: A single-centre experience]]></article-title>
<source><![CDATA[Arab J Urol]]></source>
<year>2015</year>
<volume>13</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>264-9</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[Noureldin]]></surname>
<given-names><![CDATA[YA]]></given-names>
</name>
<name>
<surname><![CDATA[Elkoushy]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
<name>
<surname><![CDATA[Andonian]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[External validation of the S.T.O.N.E. nephrolithometry scoring system]]></article-title>
<source><![CDATA[Can Urol Assoc J]]></source>
<year>2015</year>
<volume>9</volume>
<numero>5-6</numero>
<issue>5-6</issue>
<page-range>190-5</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[Srivastava]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Yadav]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Madhavan]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Sureka]]></surname>
<given-names><![CDATA[SK]]></given-names>
</name>
<name>
<surname><![CDATA[Singh]]></surname>
<given-names><![CDATA[UP]]></given-names>
</name>
<name>
<surname><![CDATA[Kapoor]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Inter-observer variability amongst surgeons and radiologists in assessment of Guy&#8217;s Stone Score and S.T.O.N.E. nephrolithometry score: A prospective evaluation]]></article-title>
<source><![CDATA[Arab J Urol]]></source>
<year>2020</year>
<volume>18</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>118-23</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[Vicentini]]></surname>
<given-names><![CDATA[FC]]></given-names>
</name>
<name>
<surname><![CDATA[Serzedello]]></surname>
<given-names><![CDATA[FR]]></given-names>
</name>
<name>
<surname><![CDATA[Thomas]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Marchini]]></surname>
<given-names><![CDATA[GS]]></given-names>
</name>
<name>
<surname><![CDATA[Torricelli]]></surname>
<given-names><![CDATA[FCM]]></given-names>
</name>
<name>
<surname><![CDATA[Srougi]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[What is the quickest scoring system to predict percutaneous nephrolithotomy outcomes? A comparative study among S.T.O.N.E score, Guy&#8217;s Stone Ccore and CROES nomogram]]></article-title>
<source><![CDATA[Int Braz J Urol]]></source>
<year>2017</year>
<volume>43</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>1102-9</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
