{"id":32375,"date":"2026-09-09T18:56:00","date_gmt":"2026-09-09T22:56:00","guid":{"rendered":"https:\/\/www.rigicon.com\/?post_type=glossary-term&p=32375"},"modified":"2026-09-10T06:16:00","modified_gmt":"2026-09-10T10:16:00","slug":"tamanho-inadequado-do-cuff-aus","status":"publish","type":"glossary-term","link":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/tamanho-inadequado-do-cuff-aus\/","title":{"rendered":"Tamanho Inadequado do Cuff (AUS)"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","glossary-category":[113],"glossary-product":[],"class_list":["post-32375","glossary-term","type-glossary-term","status-publish","hentry","glossary-category-surgical-devices"],"acf":{"gt-definition":"<p>O Tamanho Inadequado do Cuff (AUS) refere-se \u00e0 sele\u00e7\u00e3o de um manguito (cuff) de esf\u00edncter urin\u00e1rio artificial que seja excessivamente frouxo ou muito apertado para a uretra do paciente, levando a resultados funcionais sub\u00f3timos e potenciais complica\u00e7\u00f5es.\u00b9 O esf\u00edncter urin\u00e1rio artificial (AUS) \u00e9 um dispositivo hidr\u00e1ulico de tr\u00eas componentes constitu\u00eddo por um cuff uretral, um bal\u00e3o regulador de press\u00e3o e uma bomba de controle, com o componente do cuff envolvendo diretamente a uretra para proporcionar a oclus\u00e3o.\u00b2 Quando dimensionado adequadamente, o cuff deve fornecer compress\u00e3o uretral adequada sem press\u00e3o excessiva que possa comprometer o fluxo sangu\u00edneo uretral.\u00b3 O dimensionamento inadequado do cuff ocorre quando a circunfer\u00eancia selecionada (variando de 3,5 a 11 cm) n\u00e3o atinge esse equil\u00edbrio, resultando em contin\u00eancia inadequada (muito frouxo) ou aumento do risco de eros\u00e3o uretral e reten\u00e7\u00e3o urin\u00e1ria (muito apertado).\u2074<\/p>\n","gt-synonyms":"Dimensionamento Inadequado do Cuff do AUS, Incompatibilidade de Tamanho do Cuff do AUS, Medi\u00e7\u00e3o Sub\u00f3tima do Cuff, Erro de Dimensionamento do Cuff Uretral, Dimensionamento Inapropriado do Esf\u00edncter Urin\u00e1rio Artificial","gt-citation":"[1] Frazier RL, Jones ME, Hofer MD. Artificial Urinary Sphincter Complications: A Narrative Review. J Clin Med. 2024;13(7):1913. DOI: 10.3390\/jcm13071913\n\n[2] Queissert F, Huesch T, Kretschmer A, et al. Artificial Urinary Sphincter Cuff Size Predicts Outcome in Male Patients Treated for Stress Incontinence: Results of a Large Central European Multicenter Cohort Study. Int Neurourol J. 2019;23(3):219-225. DOI: 10.5213\/inj.1938032.016\n\n[3] Davenport MT, Akhtar AM, Shakir NA, et al. Comparison of 3.5 cm and transcorporal cuffs in high-risk artificial urinary sphincter populations. Transl Androl Urol. 2020;9(1):56-61. DOI: 10.21037\/tau.2019.12.10\n\n[4] Klock JA, Palacios AR, Leslie SW, Feloney MP. Artificial Urinary Sphincters and Adjustable Dual-Balloon Continence Therapy in Men. In: StatPearls. Treasure Island (FL): StatPearls Publishing; 2023. PMID: 31607101","gt-clinical-context":"<p>O Tamanho Inadequado do Cuff (AUS) \u00e9 uma considera\u00e7\u00e3o cr\u00edtica no manejo cir\u00fargico da incontin\u00eancia urin\u00e1ria de esfor\u00e7o, particularmente em homens submetidos \u00e0 prostatectomia radical, radioterapia ou outros procedimentos urol\u00f3gicos que comprometem a fun\u00e7\u00e3o do esf\u00edncter uretral.\u00b9 Durante o implante do AUS, os cirurgi\u00f5es devem medir cuidadosamente a circunfer\u00eancia uretral utilizando um medidor de cuff especializado que envolve a uretra exposta.\u00b2 A sele\u00e7\u00e3o do tamanho apropriado do cuff \u00e9 influenciada por fatores espec\u00edficos do paciente, incluindo di\u00e2metro uretral, qualidade tecidual, hist\u00f3rico de radia\u00e7\u00e3o e cirurgias uretrais pr\u00e9vias.\u00b3<\/p>\n<p>Um tamanho de cuff demasiadamente pequeno (especialmente 3,5 cm) tem sido associado a taxas significativamente maiores de eros\u00e3o uretral, com estudos demonstrando taxas de eros\u00e3o de at\u00e9 36,4% para os menores cuffs em compara\u00e7\u00e3o com 3,6% para cuffs de tamanho m\u00e9dio.\u00b2 Por outro lado, cuffs excessivamente grandes (\u22656 cm) podem falhar em fornecer compress\u00e3o uretral adequada, resultando em incontin\u00eancia persistente.\u2074 A reten\u00e7\u00e3o urin\u00e1ria que ocorre al\u00e9m do per\u00edodo p\u00f3s-operat\u00f3rio inicial frequentemente indica um cuff inadequadamente apertado que requer revis\u00e3o cir\u00fargica.\u00b9<\/p>\n<p>Resultados ideais s\u00e3o tipicamente alcan\u00e7ados com tamanhos de cuff na faixa de 4,5 a 5,5 cm, que equilibram a coapta\u00e7\u00e3o uretral adequada com a preserva\u00e7\u00e3o do fluxo sangu\u00edneo uretral.\u00b2 Alguns cirurgi\u00f5es recomendam a sele\u00e7\u00e3o de um cuff 0,5 cm maior do que o tamanho medido para reduzir o risco de eros\u00e3o, mantendo a contin\u00eancia.\u2074 Popula\u00e7\u00f5es de pacientes com maior risco de complica\u00e7\u00f5es por dimensionamento inadequado do cuff incluem aqueles com radioterapia pr\u00e9via, atrofia uretral, cirurgias uretrais pr\u00e9vias e comprometimento vascular por condi\u00e7\u00f5es como diabetes, doen\u00e7a arterial coronariana ou tabagismo.\u00b3<\/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>Tamanho Inadequado do Cuff (AUS): Riscos e Tratamento<\/title>\n<meta name=\"description\" content=\"O tamanho inadequado do cuff (AUS) pode causar eros\u00e3o uretral ou incontin\u00eancia persistente. 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