{"id":17938,"date":"2018-03-09T09:06:15","date_gmt":"2018-03-09T09:06:15","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/lesiones-mamarias-no-palpables-criterios-para-la-eleccion-entre-las-distintas-tecnicas-de-biopsia-diagnostica\/"},"modified":"2018-03-09T09:06:15","modified_gmt":"2018-03-09T09:06:15","slug":"lesiones-mamarias-no-palpables-criterios-para-la-eleccion-entre-las-distintas-tecnicas-de-biopsia-diagnostica","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/lesiones-mamarias-no-palpables-criterios-para-la-eleccion-entre-las-distintas-tecnicas-de-biopsia-diagnostica\/","title":{"rendered":"Lesiones mamarias no palpables: criterios para la elecci\u00f3n entre las distintas t\u00e9cnicas de biopsia diagn\u00f3stica"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Luis Javier Pina Insausti <\/strong><\/h2>\n<p>Introducci\u00f3n-justificaci\u00f3n  la amplia utilizaci\u00f3n de la mamograf\u00eda como m\u00e9todo de cribado para el c\u00e1ncer de mama ha generado un aumento en la detecci\u00f3n de lesiones mamarias no palpables. La biopsia quir\u00fargica ha sido tradicionalmente la t\u00e9cnica de referencia para el diagn\u00f3stico de estas lesiones. Sin embargo, la morbilidad generada por esta t\u00e9cnica, as\u00ed como su alto costo y la gran proporci\u00f3n de biopsias con resultados benignos, han favorecido la aparici\u00f3n de t\u00e9cnicas de biopsia percut\u00e1neas. En la actualidad disponemos de sistemas de biopsia con aguja gruesa (bag) de calibre 14 g, dirigidas por ecograf\u00eda o estereotaxia, sistemas de biopsia asistidos por vac\u00edo (bav) con agujas de calibre 8 g, y el sistema abbi (que permite la extirpaci\u00f3n en un solo bloque de lesiones de hasta 20 mm).  objetivos  elaborar un protocolo de indicaciones de las diferentes t\u00e9cnicas de biopsia en funci\u00f3n de las caracter\u00edsticas de cada imagen mamogr\u00e1fica o ecogr\u00e1fica.  material y m\u00e9todos  sobre un grupo de 720 pacientes se han realizado 771 procedimientos. las tres t\u00e9cnicas empleadas fueron la bag, la bav y el sistema abbi. El estudio es prospectivo, partiendo de un protocolo inicial, para posteriormente analizar sus resultados y proponer un protocolo definitivo. Las indicaciones iniciales de las t\u00e9cnicas de biopsia fueron: abbi: microcalcificaciones (mc) &lt;15 mm, distorsiones &lt;20 mm y n\u00f3dulos &lt;15-20 mm; bav: mc de la categor\u00eda 5 bi-rads de cualquier tama\u00f1o y mc de la categor\u00eda 4 de tama\u00f1o superior a 15-20 mm, as\u00ed como las menores de 15-20 mm, no accesibles al abbi; bav: todo tipo de n\u00f3dulos, microcalcificaciones como 2\u00aa o tercera l\u00ednea y distorsiones &gt; de 20 mm como prueba pre-quir\u00fargica.  resultados  de los 771 casos, 225 correspondieron a biopsias abbi, 233 a bav, 233 a bav, 166 bag (gu\u00eda estereot\u00e1xica) y 147 bag (gu\u00eda ecogr\u00e1fica). La categor\u00eda 4 bi-rads fue la m\u00e1s frecuente (63,68%), y las mc la ima<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Lesiones mamarias no palpables: criterios para la elecci\u00f3n entre las distintas t\u00e9cnicas de biopsia diagn\u00f3stica<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Lesiones mamarias no palpables: criterios para la elecci\u00f3n entre las distintas t\u00e9cnicas de biopsia diagn\u00f3stica <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Luis Javier Pina Insausti <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Navarra<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 29\/06\/2002<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Gerardo Zornoza Celaya<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Juan Voltas bar\u00f3 <\/li>\n<li>alfonso Vega bolivar (vocal)<\/li>\n<li>Miguel Prats esteve (vocal)<\/li>\n<li>ignacio Bilbao jaureguizar (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Luis Javier Pina Insausti Introducci\u00f3n-justificaci\u00f3n la amplia utilizaci\u00f3n de la mamograf\u00eda como m\u00e9todo de cribado para el [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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