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Álvarez kindelán, A. López beltrán, F. Anglada curado, P. Moreno arcas, J.L. Carazo carazo, J.C. Regueiro lópez, M. Leva vallejo, R. Prieto castro, M.J. Requena tapia" "autores" => array:9 [ 0 => array:2 [ "nombre" => "J." "apellidos" => "Álvarez kindelán" ] 1 => array:2 [ "nombre" => "A." "apellidos" => "López beltrán" ] 2 => array:2 [ "nombre" => "F." "apellidos" => "Anglada curado" ] 3 => array:2 [ "nombre" => "P." "apellidos" => "Moreno arcas" ] 4 => array:2 [ "nombre" => "J.L." "apellidos" => "Carazo carazo" ] 5 => array:2 [ "nombre" => "J.C." "apellidos" => "Regueiro lópez" ] 6 => array:2 [ "nombre" => "M." "apellidos" => "Leva vallejo" ] 7 => array:2 [ "nombre" => "R." "apellidos" => "Prieto castro" ] 8 => array:2 [ "nombre" => "M.J." "apellidos" => "Requena tapia" ] ] ] ] ] "idiomaDefecto" => "es" "EPUB" => "https://multimedia.elsevier.es/PublicationsMultimediaV1/item/epub/S0210480601726903?idApp=UINPBA00004N" "url" => "/02104806/0000002500000009/v1_201304251643/S0210480601726903/v1_201304251643/es/main.assets" ] "itemAnterior" => array:18 [ "pii" => "S0210480601726885" "issn" => "02104806" "doi" => "10.1016/S0210-4806(01)72688-5" "estado" => "S300" "fechaPublicacion" => "2001-01-01" "aid" => "72688" "copyright" => "Asociación Española de Urología (AEU)" "documento" => "article" "crossmark" => 0 "subdocumento" => "fla" "cita" => "Actas Urol Esp. 2001;25:628-36" "abierto" => array:3 [ "ES" => false "ES2" => false "LATM" => false ] "gratuito" => false "lecturas" => array:2 [ "total" => 1160 "formatos" => array:3 [ "EPUB" => 9 "HTML" => 801 "PDF" => 350 ] ] "es" => array:9 [ "idiomaDefecto" => true "titulo" => "Complicaciones urológicas en el trasplante renal. Estudio en 250 casos" "tienePdf" => "es" "tieneTextoCompleto" => 0 "tieneResumen" => array:2 [ 0 => "es" 1 => "en" ] "paginas" => array:1 [ 0 => array:2 [ "paginaInicial" => "628" "paginaFinal" => "636" ] ] "contieneResumen" => array:2 [ "es" => true "en" => true ] "contienePdf" => array:1 [ "es" => true ] "autores" => array:1 [ 0 => array:2 [ "autoresLista" => "A. Guardiola mas, F. Sánchez gascón, L. Gimeno, S. Llorente viñas, P. López cubillana, J.A. Nicolás torralba, V.J. Bañón pérez, P. Valdelvira nadal" "autores" => array:8 [ 0 => array:2 [ "nombre" => "A." "apellidos" => "Guardiola mas" ] 1 => array:2 [ "nombre" => "F." "apellidos" => "Sánchez gascón" ] 2 => array:2 [ "nombre" => "L." "apellidos" => "Gimeno" ] 3 => array:2 [ "nombre" => "S." "apellidos" => "Llorente viñas" ] 4 => array:2 [ "nombre" => "P." "apellidos" => "López cubillana" ] 5 => array:2 [ "nombre" => "J.A." "apellidos" => "Nicolás torralba" ] 6 => array:2 [ "nombre" => "V.J." "apellidos" => "Bañón pérez" ] 7 => array:2 [ "nombre" => "P." "apellidos" => "Valdelvira nadal" ] ] ] ] ] "idiomaDefecto" => "es" "EPUB" => "https://multimedia.elsevier.es/PublicationsMultimediaV1/item/epub/S0210480601726885?idApp=UINPBA00004N" "url" => "/02104806/0000002500000009/v1_201304251643/S0210480601726885/v1_201304251643/es/main.assets" ] "es" => array:12 [ "idiomaDefecto" => true "titulo" => "Efecto del tratamiento antibiótico sobre el psa y porcentaje de psa libre en pacientes con criterios bioquímicos de biopsia prostática" "tieneTextoCompleto" => 0 "paginas" => array:1 [ 0 => array:2 [ "paginaInicial" => "637" "paginaFinal" => "644" ] ] "autores" => array:1 [ 0 => array:4 [ "autoresLista" => "J.A. Lorente garín, O. Arango toro, O. Bielsa gali, R. Cortadellas angel, A. Gelabert-mas" "autores" => array:5 [ 0 => array:3 [ "nombre" => "J.A." "apellidos" => "Lorente garín" "referencia" => array:1 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">1</span>" "identificador" => "cor0005" ] ] ] 1 => array:2 [ "nombre" => "O." "apellidos" => "Arango toro" ] 2 => array:2 [ "nombre" => "O." "apellidos" => "Bielsa gali" ] 3 => array:2 [ "nombre" => "R." "apellidos" => "Cortadellas angel" ] 4 => array:2 [ "nombre" => "A." "apellidos" => "Gelabert-mas" ] ] "afiliaciones" => array:1 [ 0 => array:1 [ "entidad" => "Servicio y Cátedra de Urología. Hospital del Mar. Universidad Autónoma de Barcelona. Barcelona" ] ] "correspondencia" => array:1 [ 0 => array:3 [ "identificador" => "cor0005" "etiqueta" => "1" "correspondencia" => "Dr. J.A. Lorente Garín Rambla de Poblenou, 135, 3-2 08018 Barcelona" ] ] ] ] "pdfFichero" => "main.pdf" "tienePdf" => true "fechaRecibido" => "2001-04-11" "PalabrasClave" => array:2 [ "es" => array:1 [ 0 => array:4 [ "clase" => "keyword" "titulo" => "Palabras clave" "identificador" => "xpalclavsec86489" "palabras" => array:4 [ 0 => "PSA total" 1 => "PSA libre" 2 => "Prostatitis" 3 => "Cáncer de próstata" ] ] ] "en" => array:1 [ 0 => array:4 [ "clase" => "keyword" "titulo" => "Key words" "identificador" => "xpalclavsec86490" "palabras" => array:4 [ 0 => "Total PSA" 1 => "Free PSA" 2 => "Prostatitis" 3 => "Prostate cancer" ] ] ] ] "tieneResumen" => true "resumen" => array:2 [ "es" => array:2 [ "titulo" => "Resumen" "resumen" => "<span class="elsevierStyleSectionTitle">Introducción</span><p id="spar0005" class="elsevierStyleSimplePara elsevierViewall">La determinación de la concentración sérica de PSA es la principal herramienta en el diagnóstico precoz del cáncer de próstata. Sin embargo, es conocida su falta de especificidad por el solapamiento existente con patologías benignas. Aunque es conocido que la inflamación puede contribuir a esta falta de especificidad, existe discrepancia sobre la influencia de los focos inflamatorios prostáticos sobre la concentración de PSA total y libre en pacientes sin evidencia clínica de prostatitis</p> <span class="elsevierStyleSectionTitle">Objetivos</span><p id="spar0010" class="elsevierStyleSimplePara elsevierViewall">Analizar las variaciones biológicas intra-individuales de la concentración de PSA y porcentaje de PSA libre (% PSAL) en pacientes con criterios bioquímicos de biopsia prostática, y compararlos con la variación inducida por el tratamiento antibiótico en una cohorte de pacientes con historia de procesos infecciosos</p> <span class="elsevierStyleSectionTitle">Pacientes y método</span><p id="spar0015" class="elsevierStyleSimplePara elsevierViewall">Se analizan 60 pacientes con antecedentes infecciosos, tacto rectal no sospechoso y PSA entre 4 y 20 ng/ml. Se determina la concentración de PSA y %PSAL. Treinta son tratados con 3 semanas de ofloxacino tras lo que se repite la determinación de marcadores. Todos los pacientes son sometidos a biopsia prostática ecodirigida por sextantes</p> <span class="elsevierStyleSectionTitle">Resultados</span><p id="spar0025" class="elsevierStyleSimplePara elsevierViewall">45 pacientes presentaron HBP (29 con focos de prostatitis) y 15 cáncer (T1c). Se encontraron variaciones significativas en el PSA (6,97 ng/ml vs 5,82 ng/ml, p = 0,001) y %PSAL (14,73% vs 17,77%, p = 0,01) sólo en los pacientes tratados. Estas diferencias fueron significativas para los pacientes con HBP y HBP con prostatitis asociada y no para los pacientes con cáncer. La tendencia de los pacientes tratados fue a disminuir el PSA (13 pacientes tratados con PSA < 4 ng/ml vs 2 pacientes no tratados) y a incrementar el %PSAL. La variación mediana del %PSAL fue superior a la del PSA y no estuvo influenciada ni por el PSA inicial ni por el volumen prostático. Estableciendo el punto de corte para el %PSAL en 25, se podría reducir el 18,3% de biopsias innecesarias tras la 1ª determinación y el 20% tras la 2ª. Asociando la reducción del PSA se podría reducir hasta el 56% en los pacientes tratados</p> <span class="elsevierStyleSectionTitle">Conclusiones</span><p id="spar0030" class="elsevierStyleSimplePara elsevierViewall">Los criterios bioquímicos de biopsia prostática pueden verse modificados en los pacientes con antecedentes inflamatorios debido a variaciones superiores a las explicadas por la variación biológica intra-individual, y pueden estar inducidas por el tratamiento. Estos resultados sugieren que los focos inflamatorios pueden influir en el PSA y %PSAL</p>" ] "en" => array:2 [ "titulo" => "Abstract" "resumen" => "<span class="elsevierStyleSectionTitle">Introduction</span><p id="spar0035" class="elsevierStyleSimplePara elsevierViewall">PSA serum level measurement in the most important tool in the early diagnosis of prostate cancer patients. However, it is recognised it low specificity is due mainly to prostatic benign diseases. Although it is known that immflamation can contribute on this lack of specificity, there is disagreement in the effect of no symptomatic prostatic immflamatory focus on total PSA and percent free PSA serum levels</p> <span class="elsevierStyleSectionTitle">Aim</span><p id="spar0040" class="elsevierStyleSimplePara elsevierViewall">To analyse the biological variability in total PSA and percent free PSA serum levels in patients with biochemical criteria of prostatic biopsy and to compare them with the antibiotic induced variability in a previous urinary infections cohort patients</p> <span class="elsevierStyleSectionTitle">Patients and methods</span><p id="spar0045" class="elsevierStyleSimplePara elsevierViewall">We analysed 60 patients with previous urinary infections, normal digital rectal examination and PSA between 4 and 20 ng/ml. We measured total PSA and percent free PSA serum levels. Thirty were treated with 3 weeks of ofloxacin and following a new marker determination. Sextant ultrasound guided prostatic biopsy was performed in all cases</p> <span class="elsevierStyleSectionTitle">Results</span><p id="spar0050" class="elsevierStyleSimplePara elsevierViewall">45 patients demonstrated BPH (29 with prostatitis) and 15 prostate cancer (T1c). Significant variations were found on total PSA serum levels (6.97 ng/ml vs 5.82 ng/ml, p = 0,001) and percent free PSA (14.73% vs 17.77%, p = 0,01) only in treated patients. These differences were significant in BPH and BPH with prostatitis patients but not in prostate cancer patients. Treated patients trend was to decrease PSA (13 treated patients shown PSA < 4 ng/ml vs 2 control patients) and to increase percent free PSA. The median variation of percent free PSA was higher than total PSA and was not influenced by PSA level or prostatic volume. Taking 25 as cut-off of percent free PSA, 18.3% of prostatic biopsies could be avoided in the first determination and 20% in the second. Adding the total PSA reduction, 56% of prostates biopsies in the treated patients could be avoided</p> <span class="elsevierStyleSectionTitle">Conclusions</span><p id="spar0055" class="elsevierStyleSimplePara elsevierViewall">Biochemical criteria of prostatic biopsy could be modified in patients with previous urinary infections due to higher variations on serum markers than those explained by biological variations. These variations could be induced by the antibiotic treatment. These results suggested that the immflamatory focus could influence on total PSA and percent free PSA serum levels</p>" ] ] "bibliografia" => array:2 [ "titulo" => "Referencias" "seccion" => array:1 [ 0 => array:2 [ "identificador" => "bibs0005" "bibliografiaReferencia" => array:21 [ 0 => array:3 [ "identificador" => "bib0005" "etiqueta" => "1." 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Journal Information
Efecto del tratamiento antibiótico sobre el psa y porcentaje de psa libre en pacientes con criterios bioquímicos de biopsia prostática
Servicio y Cátedra de Urología. Hospital del Mar. Universidad Autónoma de Barcelona. Barcelona