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"documento" => "article" "crossmark" => 0 "subdocumento" => "fla" "cita" => "Radiologia. 2002;44:237-42" "abierto" => array:3 [ "ES" => false "ES2" => false "LATM" => false ] "gratuito" => false "lecturas" => array:2 [ "total" => 15439 "formatos" => array:3 [ "EPUB" => 9 "HTML" => 13898 "PDF" => 1532 ] ] "es" => array:10 [ "idiomaDefecto" => true "titulo" => "Pielonefritis aguda en la edad pediátrica: estudio comparativo entre la ecografía <span class="elsevierStyleItalic">power</span>-Doppler y el DMSA<a class="elsevierStyleCrossRef" href="#fn0005">*</a>" "tienePdf" => "es" "tieneTextoCompleto" => 0 "tieneResumen" => array:2 [ 0 => "es" 1 => "en" ] "paginas" => array:1 [ 0 => array:2 [ "paginaInicial" => "237" "paginaFinal" => "242" ] ] "titulosAlternativos" => array:1 [ "en" => array:1 [ "titulo" => "Acute pyelonephritis in pediatric age: comparative study between power Doppler ultrasound scan and DMSA" ] ] "contieneResumen" => array:2 [ "es" => true "en" => true ] "contienePdf" => array:1 [ "es" => true ] "autores" => array:1 [ 0 => array:2 [ "autoresLista" => "M.ª Dolores Muro, Cinta Sangüesa, M.ª Carmen Otero, Ana Isabel Piqueras, M.ª Teresa Lloret" "autores" => array:5 [ 0 => array:2 [ "nombre" => "M.ª" "apellidos" => "Dolores Muro" ] 1 => array:2 [ "nombre" => "Cinta" "apellidos" => "Sangüesa" ] 2 => array:2 [ "nombre" => "M.ª" "apellidos" => "Carmen Otero" ] 3 => array:2 [ "nombre" => "Ana Isabel" "apellidos" => "Piqueras" ] 4 => array:2 [ "nombre" => "M.ª" "apellidos" => "Teresa Lloret" ] ] ] ] ] "idiomaDefecto" => "es" "EPUB" => "https://multimedia.elsevier.es/PublicationsMultimediaV1/item/epub/S003383380277803X?idApp=UINPBA00004N" "url" => "/00338338/0000004400000006/v1_201307311039/S003383380277803X/v1_201307311039/es/main.assets" ] "es" => array:15 [ "idiomaDefecto" => true "titulo" => "Evaluación de la calidad de imagen y de la dosis en exámenes de TC helicoidal de tórax en pacientes con carcinoma de pulmón. Resultados preliminares<a class="elsevierStyleCrossRef" href="#fn0005">*</a><a class="elsevierStyleCrossRef" href="#fn0005">*</a>" "tieneTextoCompleto" => 0 "paginas" => array:1 [ 0 => array:2 [ "paginaInicial" => "229" "paginaFinal" => "236" ] ] "autores" => array:1 [ 0 => array:4 [ "autoresLista" => "Luz María Morán-Blanco, Pilar Morán-Penco, Ricardo Rodríguez-González, Alfonso Calzado-Cantera, Ángel Arenas de Pablo, Montserrat Baeza-Trujillo, Alfredo Cuevas-Ibáñez, Begoña García-Castaño, Nieves Gómez-León, Agustín Turrero-Nogués" "autores" => array:10 [ 0 => array:3 [ "nombre" => "Luz María" "apellidos" => "Morán-Blanco" "referencia" => array:3 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">1</span>" "identificador" => "aff0005" ] 1 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">*</span>" "identificador" => "aff0045" ] 2 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">†</span>" "identificador" => "cor0005" ] ] ] 1 => array:3 [ "nombre" => "Pilar" "apellidos" => "Morán-Penco" "referencia" => array:2 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">2</span>" "identificador" => "aff0010" ] 1 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">*</span>" "identificador" => "aff0045" ] ] ] 2 => array:3 [ "nombre" => "Ricardo" "apellidos" => "Rodríguez-González" "referencia" => array:3 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">2</span>" "identificador" => "aff0010" ] 1 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">3</span>" "identificador" => "aff0015" ] 2 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">*</span>" "identificador" => "aff0045" ] ] ] 3 => array:3 [ "nombre" => "Alfonso" "apellidos" => "Calzado-Cantera" "referencia" => array:2 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">2</span>" "identificador" => "aff0010" ] 1 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">*</span>" "identificador" => "aff0045" ] ] ] 4 => array:3 [ "nombre" => "Ángel" "apellidos" => "Arenas de Pablo" "referencia" => array:3 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">2</span>" "identificador" => "aff0010" ] 1 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">4</span>" "identificador" => "aff0020" ] 2 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">*</span>" "identificador" => "aff0045" ] ] ] 5 => array:3 [ "nombre" => "Montserrat" "apellidos" => "Baeza-Trujillo" "referencia" => array:2 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">2</span>" "identificador" => "aff0010" ] 1 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">*</span>" "identificador" => "aff0045" ] ] ] 6 => array:3 [ "nombre" => "Alfredo" "apellidos" => "Cuevas-Ibáñez" "referencia" => array:2 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">5</span>" "identificador" => "aff0025" ] 1 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">*</span>" "identificador" => "aff0045" ] ] ] 7 => array:3 [ "nombre" => "Begoña" "apellidos" => "García-Castaño" "referencia" => array:2 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">6</span>" "identificador" => "aff0030" ] 1 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">*</span>" "identificador" => "aff0045" ] ] ] 8 => array:3 [ "nombre" => "Nieves" "apellidos" => "Gómez-León" "referencia" => array:2 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">7</span>" "identificador" => "aff0035" ] 1 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">*</span>" "identificador" => "aff0045" ] ] ] 9 => array:3 [ "nombre" => "Agustín" "apellidos" => "Turrero-Nogués" "referencia" => array:2 [ 0 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">8</span>" "identificador" => "aff0040" ] 1 => array:2 [ "etiqueta" => "<span class="elsevierStyleSup">*</span>" "identificador" => "aff0045" ] ] ] ] "afiliaciones" => array:9 [ 0 => array:3 [ "entidad" => "Servicio de Radiodiagnóstico. Hospital de El Escorial." "etiqueta" => "<span class="elsevierStyleSup">1</span>" "identificador" => "aff0005" ] 1 => array:3 [ "entidad" => "Departamento de Radiología y M.F. Universidad Complutense de Madrid." "etiqueta" => "<span class="elsevierStyleSup">2</span>" "identificador" => "aff0010" ] 2 => array:3 [ "entidad" => "Servicio de Radiodiagnóstico. Hospital Clínico San Carlos." "etiqueta" => "<span class="elsevierStyleSup">3</span>" "identificador" => "aff0015" ] 3 => array:3 [ "entidad" => "Servicio de Radiodiagnóstico. Hospital Doce de Octubre." "etiqueta" => "<span class="elsevierStyleSup">4</span>" "identificador" => "aff0020" ] 4 => array:3 [ "entidad" => "Servicio de Radiodiagnóstico. Hospital del Aire." "etiqueta" => "<span class="elsevierStyleSup">5</span>" "identificador" => "aff0025" ] 5 => array:3 [ "entidad" => "Servicio de Radiodiagnóstico. Hospital de Móstoles." "etiqueta" => "<span class="elsevierStyleSup">6</span>" "identificador" => "aff0030" ] 6 => array:3 [ "entidad" => "Servicio de Radiodiagnóstico. Hospital La Paz" "etiqueta" => "<span class="elsevierStyleSup">7</span>" "identificador" => "aff0035" ] 7 => array:3 [ "entidad" => "Departamento de Estadística e I.O. Universidad Complutense de Madrid." "etiqueta" => "<span class="elsevierStyleSup">8</span>" "identificador" => "aff0040" ] 8 => array:3 [ "entidad" => "Dirección actual: Servicio de Física Médica. Hospital Virgen del Rocío. Sevilla." "etiqueta" => "<span class="elsevierStyleSup">*</span>" "identificador" => "aff0045" ] ] "correspondencia" => array:1 [ 0 => array:3 [ "identificador" => "cor0005" "etiqueta" => "†" "correspondencia" => "LUZ M.ª MORÁN-BLANCO. Servicio de Radiodiagnóstico. Hospital de El Escorial. Ctra. Guadarrama-San Lorenzo de El Escorial, km. 6,2. 28200 San Lorenzo de El Escorial" ] ] ] ] "titulosAlternativos" => array:1 [ "en" => array:1 [ "titulo" => "Evaluation of image quality and dose in thoracic spiral CT examinations in patients with pulmonary carcinoma. Preliminary results" ] ] "pdfFichero" => "main.pdf" "tienePdf" => true "fechaRecibido" => "2002-03-18" "fechaAceptado" => "2002-07-19" "PalabrasClave" => array:1 [ "es" => array:2 [ 0 => array:4 [ "clase" => "keyword" "titulo" => "Palabras clave" "identificador" => "xpalclavsec227185" "palabras" => array:4 [ 0 => "TC" 1 => "Dosis de radiación" 2 => "Calidad de imagen" 3 => "Criterios de calidad" ] ] 1 => array:4 [ "clase" => "keyword" "titulo" => "Key words" "identificador" => "xpalclavsec227186" "palabras" => array:4 [ 0 => "CT" 1 => "Radiation dose" 2 => "Image quality" 3 => "Quality criteria" ] ] ] ] "tieneResumen" => true "resumen" => array:2 [ "es" => array:1 [ "resumen" => "<p id="spar0005" class="elsevierStyleSimplePara elsevierViewall">Hemos aplicado los criterios de calidad de TC definidos en la Guía Europea a una muestra de exámenes de TC de tórax —para la indica-ción de carcinoma de pulmón— de cinco centros de la Comunidad de Madrid que disponen de equipos de TC helicoidal.</p><p id="spar0010" class="elsevierStyleSimplePara elsevierViewall">Los exámenes seleccionados han sido evaluados independientemen-te por cinco radiólogos para determinar el grado de cumplimiento de los criterios de calidad de imagen definidos en la Guía para Exámenes de Tórax General. Las medidas dosimétricas efectuadas en paralelo han servido para estimar los valores del índice de dosis de TC (CTDIw), del producto dosis-longitud (DLP) y de la dosis efectiva para cada paciente.</p><p id="spar0015" class="elsevierStyleSimplePara elsevierViewall">Los resultados muestran un alto cumplimiento global de los crite-rios de calidad (96%) con promedios por centro entre el 94% (en dos centros) y el 98% (en tres centros). Hay 10 de 16 criterios que se cum-plen en todos los exámenes de la muestra; los que no se cumplen siste-máticamente son: dos de visualización (1,1 y 1,4), con 92-96% de cumplimiento, y cuatro de reproducción crítica (2,6; 2,8; 2,9 y 2,10), con porcentajes de cumplimiento entre el 91% y el 96%. Los valores medios por centro del CTDIw están en el intervalo 12,9-19,1 mGy; los del DLP entre 263 y 577 mGy·cm y los de la dosis efectiva entre 4,2 y 9,2 mSv. La correlación DLP-calidad de imagen en los centros con mayor calidad de imagen ha sido nula en dos de ellos y moderada directa en el tercero. En los dos centros con menor calidad de imagen la correlación ha sido moderada inversa en uno y débil directa en otro.</p><p id="spar0020" class="elsevierStyleSimplePara elsevierViewall">Se analizan las causas de estos resultados y las posibles vías de optimización de la calidad en relación con las dosis y los parámetros utilizados.</p>" ] "en" => array:1 [ "resumen" => "<p id="spar0025" class="elsevierStyleSimplePara elsevierViewall">We have applied criteria for CT quality defined in the European Guidelines to a sample of thoracic CT examinations —for the indication of pulmonary carcinoma— of 5 institutions of the Community of Madrid that have spiral CT equipment.</p><p id="spar0030" class="elsevierStyleSimplePara elsevierViewall">The selected examinations have been evaluated independently by five radiologists to determine the degree of adherence to the quality criteria for image defined in the Guideliness for examinations of general thorax. Dosimetric measurements carried out in parallel have served estimate the values of CT (CTDI<span class="elsevierStyleInf">W</span>) dose indices, dose-length product (DLP) and effective dose for every patient.</p><p id="spar0035" class="elsevierStyleSimplePara elsevierViewall">The results show a high global adherence to the quality criteria (96%), with averages per institution being between 94% (in two institutions) and 98% (in three institutions). There are 10 of 16 criteria that are adhered to in all examinations of the sample; those which are not adhered to systematically are: two of visualization (1.1 and 1.4), with 92-96% fulfillment, and four of critical reproduction (2.6; 2.8; 2.9 and 2.10), with percentages of adherence between 91% and 96%. The average CTDI<span class="elsevierStyleInf">W</span>values per institution are in the interval 12.9-19.1 mGy; those of DLP between 263 and 577 mGy cm and those of effective dose between 4.2 and 9.2 mSv. The DLP-image quality correlation in institutions with the best image quality was null in two of them and direct and moderate in the third. In both institutions with the poorest image quality, the correlation was inverse and moderate in one and direct and weak in the other.</p><p id="spar0040" class="elsevierStyleSimplePara elsevierViewall">Reasons for these results are analyzed, as well as possible ways of optimizing quality in relation to dose and parameters used.</p>" ] ] "NotaPie" => array:1 [ 0 => array:2 [ "etiqueta" => "*" "nota" => "<p class="elsevierStyleNotepara">Este trabajo está subvencionado por el Fondo de Investigaciones Sanitarias (pro-yecto investigación 01/0905).</p>" ] ] "bibliografia" => array:2 [ "titulo" => "Bibliografía" "seccion" => array:1 [ 0 => array:2 [ "identificador" => "bibs0005" "bibliografiaReferencia" => array:20 [ 0 => array:3 [ "identificador" => "bib0005" "etiqueta" => "1." 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Evaluation of image quality and dose in thoracic spiral CT examinations in patients with pulmonary carcinoma. Preliminary results
Luz María Morán-Blanco1,*,†, Pilar Morán-Penco2,*, Ricardo Rodríguez-González2,3,*, Alfonso Calzado-Cantera2,*, Ángel Arenas de Pablo2,4,*, Montserrat Baeza-Trujillo2,*, Alfredo Cuevas-Ibáñez5,*, Begoña García-Castaño6,*, Nieves Gómez-León7,*, Agustín Turrero-Nogués8,*
1 Servicio de Radiodiagnóstico. Hospital de El Escorial.
2 Departamento de Radiología y M.F. Universidad Complutense de Madrid.
3 Servicio de Radiodiagnóstico. Hospital Clínico San Carlos.
4 Servicio de Radiodiagnóstico. Hospital Doce de Octubre.
5 Servicio de Radiodiagnóstico. Hospital del Aire.
6 Servicio de Radiodiagnóstico. Hospital de Móstoles.
7 Servicio de Radiodiagnóstico. Hospital La Paz
8 Departamento de Estadística e I.O. Universidad Complutense de Madrid.
* Dirección actual: Servicio de Física Médica. Hospital Virgen del Rocío. Sevilla.
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