{"id":32808,"date":"2026-09-08T18:28:00","date_gmt":"2026-09-08T22:28:00","guid":{"rendered":"https:\/\/www.rigicon.com\/?post_type=glossary-term&p=32808"},"modified":"2026-09-09T06:08:00","modified_gmt":"2026-09-09T10:08:00","slug":"extrusion-del-dispositivo-aus","status":"publish","type":"glossary-term","link":"https:\/\/www.rigicon.com\/es\/glossary-term\/extrusion-del-dispositivo-aus\/","title":{"rendered":"Extrusi\u00f3n del dispositivo (AUS)"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","glossary-category":[117],"glossary-product":[],"class_list":["post-32808","glossary-term","type-glossary-term","status-publish","hentry","glossary-category-prosthetic-implants"],"acf":{"gt-definition":"<p>La extrusi\u00f3n del dispositivo (AUS) es una complicaci\u00f3n grave de la implantaci\u00f3n del esf\u00ednter urinario artificial en la que los componentes del dispositivo, m\u00e1s com\u00fanmente el manguito uretral, erosionan el tejido circundante y quedan expuestos<sup>1<\/sup>. Este proceso suele implicar la erosi\u00f3n de la pared uretral por parte del manguito, lo que compromete la integridad tanto del dispositivo como del tejido uretral<sup>2<\/sup>. La erosi\u00f3n suele producirse en la cara ventral de la uretra y, secundariamente, en las caras laterales, siendo la erosi\u00f3n dorsal menos frecuente<sup>3<\/sup>. La extrusi\u00f3n del dispositivo puede provocar la infecci\u00f3n del dispositivo, infecci\u00f3n del tracto urinario y, en \u00faltima instancia, el fallo del dispositivo que requiere su explantaci\u00f3n<sup>4<\/sup>. Esta complicaci\u00f3n representa uno de los acontecimientos adversos m\u00e1s significativos asociados a la implantaci\u00f3n del AUS, con tasas descritas de entre el 3,8 y el 10 % en la literatura publicada<sup>5<\/sup>.<\/p>\n","gt-synonyms":"Erosi\u00f3n del manguito, erosi\u00f3n uretral, erosi\u00f3n del AUS, erosi\u00f3n del manguito uretral, erosi\u00f3n del dispositivo, erosi\u00f3n del esf\u00ednter, erosi\u00f3n de la pr\u00f3tesis","gt-citation":"[1] Frazier RL, Jones ME, Hofer MD. Artificial Urinary Sphincter Complications: A Narrative Review. J Clin Med. 2024;13(7):1913. DOI: https:\/\/doi.org\/10.3390\/jcm13071913\n\n[2] Desai TJ, Rozanski AT. Artificial urinary sphincter erosion and infection: a contemporary review of perioperative considerations and management. Transl Androl Urol. 2024;13(5):1107-1118. DOI: https:\/\/doi.org\/10.21037\/tau-23-488\n\n[3] Rozanski AT, Tausch TJ, Ramirez D, et al. Immediate urethral repair during explantation prevents stricture formation after artificial urinary sphincter cuff erosion. J Urol. 2014;192(2):442-446. DOI: https:\/\/doi.org\/10.1016\/j.juro.2014.01.108\n\n[4] Linder BJ, Rivera ME, Ziegelmann MJ, Elliott DS. Long-term Device Outcomes of Artificial Urinary Sphincter Reimplantation Following Prior Explantation for Erosion or Infection. J Urol. 2014;191(3):734-738. DOI: https:\/\/doi.org\/10.1016\/j.juro.2013.08.089\n\n[5] Brant WO, Erickson BA, Elliott SP, et al. Risk Factors for Erosion of Artificial Urinary Sphincters: A Multicenter Prospective Study. Urology. 2014;84(4):934-938. DOI: https:\/\/doi.org\/10.1016\/j.urology.2014.05.043","gt-clinical-context":"<p>La extrusi\u00f3n del dispositivo (AUS) se produce en el contexto cl\u00ednico del tratamiento de la incontinencia urinaria de esfuerzo masculina mediante la implantaci\u00f3n de un esf\u00ednter urinario artificial. Diversos factores del paciente aumentan el riesgo de sufrir esta complicaci\u00f3n, entre ellos la radioterapia previa (&#8220;uretras fr\u00e1giles&#8221;), la uretroplastia previa, el hipogonadismo con niveles bajos de testosterona, la edad avanzada (mayor de 80 a\u00f1os), la diabetes, la necesidad de anticoagulaci\u00f3n y los antecedentes de ictus o enfermedad arterial coronaria<sup>1,4<\/sup>.<\/p>\n<p>Los factores perioperatorios que pueden contribuir a la extrusi\u00f3n del dispositivo incluyen la retenci\u00f3n urinaria en la fase posoperatoria aguda, el sondaje uretral prolongado (&gt;48 horas) y la manipulaci\u00f3n endosc\u00f3pica con un AUS activado<sup>2<\/sup>. Las consideraciones espec\u00edficas del dispositivo incluyen el tama\u00f1o del manguito, ya que los manguitos m\u00e1s peque\u00f1os (3,5 cm) pueden aumentar potencialmente el riesgo de erosi\u00f3n<sup>3<\/sup>. Se ha demostrado que la radioterapia p\u00e9lvica aumenta el riesgo de erosi\u00f3n en un 41,1 % en comparaci\u00f3n con los pacientes no irradiados<sup>5<\/sup>.<\/p>\n<p>Los pacientes con extrusi\u00f3n del dispositivo pueden presentar un espectro de s\u00edntomas que var\u00eda desde alteraciones leves en los s\u00edntomas urinarios hasta sepsis<sup>2<\/sup>. Los s\u00edntomas de presentaci\u00f3n habituales incluyen signos inflamatorios escrotales (sensibilidad al tacto, eritema, hinchaz\u00f3n), s\u00edntomas miccionales obstructivos y empeoramiento de la incontinencia<sup>2<\/sup>. Algunos pacientes pueden ser asintom\u00e1ticos y la erosi\u00f3n se descubre durante una cistoscopia de seguimiento rutinaria<sup>4<\/sup>.<\/p>\n<p>El diagn\u00f3stico se realiza principalmente mediante cistoscopia, sirviendo la uretrograf\u00eda retr\u00f3grada como estudio complementario<sup>2<\/sup>. El manejo requiere la explantaci\u00f3n del dispositivo, y el momento de realizarla var\u00eda seg\u00fan el estado del paciente. En pacientes s\u00e9pticos con signos evidentes de infecci\u00f3n, la explantaci\u00f3n urgente es necesaria, mientras que los pacientes estables sin s\u00edntomas infecciosos preocupantes pueden someterse a la explantaci\u00f3n de forma ambulatoria<sup>2<\/sup>. Se han desarrollado diversos abordajes quir\u00fargicos para prevenir la recurrencia, como la colocaci\u00f3n transcorporal del manguito, la envoltura con fascia de los m\u00fasculos rectos y la uretroplastia in situ en el momento de la explantaci\u00f3n<sup>3,5<\/sup>.<\/p>\n<p>Tras la explantaci\u00f3n, es necesario un periodo de reposo uretral antes de considerar la reimplantaci\u00f3n. Se debe advertir a los pacientes sobre el mayor riesgo de erosi\u00f3n recurrente con un implante secundario (hasta 4 veces mayor)<sup>4<\/sup>. A pesar de estos desaf\u00edos, muchos pacientes logran finalmente una continencia satisfactoria con el manejo adecuado y una t\u00e9cnica quir\u00fargica apropiada<sup>1<\/sup>.<\/p>\n","gt-related-evidence":null,"gt-featured":false,"gt-ai-referenced":true,"gt-view-count":0},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.4 (Yoast SEO v28.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Extrusi\u00f3n del dispositivo (AUS): causas y manejo<\/title>\n<meta name=\"description\" content=\"La extrusi\u00f3n del dispositivo (AUS) ocurre cuando sus componentes erosionan el tejido, precisando explantaci\u00f3n para restaurar la continencia.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.rigicon.com\/es\/glossary-term\/extrusion-del-dispositivo-aus\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta 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