{"id":12859,"date":"2025-08-12T10:34:43","date_gmt":"2025-08-12T14:34:43","guid":{"rendered":"https:\/\/www.rigicon.com\/glossary-term\/periurethral-injection\/"},"modified":"2026-10-07T01:11:19","modified_gmt":"2026-10-07T05:11:19","slug":"injecao-periuretral","status":"publish","type":"glossary-term","link":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/injecao-periuretral\/","title":{"rendered":"Inje\u00e7\u00e3o Periuretral"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","glossary-category":[123],"glossary-product":[108,107],"class_list":["post-12859","glossary-term","type-glossary-term","status-publish","hentry","glossary-category-urinary-incontinence-treatments","glossary-product-conticlassic-aus","glossary-product-contireflex-enhanced-aus"],"acf":{"gt-definition":"<p>A inje\u00e7\u00e3o periuretral \u00e9 um procedimento cir\u00fargico minimamente invasivo que envolve a inje\u00e7\u00e3o de agentes de preenchimento ao redor da uretra para tratar a incontin\u00eancia urin\u00e1ria, particularmente a incontin\u00eancia urin\u00e1ria de esfor\u00e7o.<sup>1<\/sup> O procedimento atua aumentando artificialmente o volume dos tecidos submucosos da uretra proximal ou m\u00e9dia, elevando a resist\u00eancia uretral ao fluxo urin\u00e1rio.<sup>2<\/sup> Essas inje\u00e7\u00f5es aumentam o volume da parede uretral, melhorando a coapta\u00e7\u00e3o uretral e restaurando o mecanismo de veda\u00e7\u00e3o mucosa da contin\u00eancia.<sup>1,3<\/sup> Diversos compostos injet\u00e1veis foram desenvolvidos para essa finalidade, incluindo materiais sint\u00e9ticos (como hidrogel de poliacrilamida, hidroxiapatita de c\u00e1lcio e polidimetilsiloxano), col\u00e1geno bovino e subst\u00e2ncias aut\u00f3logas.<sup>2<\/sup> O procedimento pode ser realizado utilizando t\u00e9cnicas de inje\u00e7\u00e3o transuretral ou periuretral, frequentemente em regime ambulatorial, sob anestesia local.<sup>1<\/sup><\/p>","gt-synonyms":"Aumento de volume uretral, Aumento de volume periuretral, Terapia de inje\u00e7\u00e3o transuretral, Agentes de volume injet\u00e1veis \u200b\u200bpara incontin\u00eancia, Terapia de inje\u00e7\u00e3o uretral","gt-citation":"[1] Benshushan A, Brzezinski A, Shoshani O, Rojansky N. Periurethral injection for the treatment of urinary incontinence. Obstet Gynecol Surv. 1998 Jun;53(6):383-8. DOI: 10.1097\/00006254-199806000-00024\n\n[2] Chapple C, Dmochowski R. Particulate Versus Non-Particulate Bulking Agents In The Treatment Of Stress Urinary Incontinence. Res Rep Urol. 2019;11:299-310. doi:10.2147\/RRU.S220216. PMID: 31815111\n\n[3] Kirchin V, Page T, Keegan PE, Atiemo KO, Cody JD, McClinton S, Aluko P. Urethral injection therapy for urinary incontinence in women. Cochrane Database Syst Rev. 2017 Jul 25;7(7):CD003881. DOI: 10.1002\/14651858.CD003881.pub4\n\n[4] Schi\u00f8tz HA. Periurethral injection therapy in women with stress incontinence. Tidsskr Nor Legeforen. 2019 Jan 24;139(2). DOI: 10.4045\/tidsskr.18.0185","gt-clinical-context":"<p>A inje\u00e7\u00e3o periuretral \u00e9 utilizada principalmente no tratamento da incontin\u00eancia urin\u00e1ria de esfor\u00e7o, particularmente nos casos de defici\u00eancia esfincteriana intr\u00ednseca.<sup>1,3<\/sup> Os candidatos mais adequados para esse procedimento incluem mulheres idosas, pacientes com alto risco cir\u00fargico e aquelas com incontin\u00eancia de esfor\u00e7o decorrente de fal\u00eancia esfincteriana intr\u00ednseca.<sup>1<\/sup> Al\u00e9m disso, pacientes com incontin\u00eancia de esfor\u00e7o decorrente de uma combina\u00e7\u00e3o de hipermobilidade uretral e defici\u00eancia esfincteriana intr\u00ednseca, com falha de procedimento de suspens\u00e3o, tamb\u00e9m podem se beneficiar do procedimento.<sup>1<\/sup><\/p>\n    \n    <p>O procedimento oferece uma alternativa ao principal m\u00e9todo atual de tratamento cir\u00fargico da incontin\u00eancia de esfor\u00e7o em mulheres, que \u00e9 um sling de polipropileno colocado sem tens\u00e3o abaixo da uretra m\u00e9dia.<sup>4<\/sup> A inje\u00e7\u00e3o periuretral \u00e9 considerada quando o m\u00e9todo principal n\u00e3o \u00e9 adequado ou desejado.<sup>4<\/sup> A experi\u00eancia cl\u00ednica mostrou que ela pode ser bem indicada para graus mais leves de perda, em mulheres com baixa press\u00e3o de fechamento uretral (incompet\u00eancia uretral) e em mulheres com baixo fluxo urin\u00e1rio e\/ou esvaziamento vesical incompleto.<sup>4<\/sup> Tamb\u00e9m foi demonstrado que produz bons resultados em mulheres mais velhas e em mulheres submetidas a radioterapia.<sup>4<\/sup><\/p>\n    \n    <p>As taxas de sucesso de longo prazo relatadas (mais de 24 meses) variam de acordo com as subst\u00e2ncias utilizadas.<sup>1<\/sup> Por exemplo, estudos com hidrogel de poliacrilamida constataram que 45\u201386% das pacientes s\u00e3o definidas como 'respondedoras' (definidas como continentes ou com melhora superior a 50%, ou, alternativamente, 'satisfeitas') e 24\u201343% tornaram-se totalmente continentes, com acompanhamento de at\u00e9 tr\u00eas anos.<sup>4<\/sup><\/p>\n    \n    <p>A inje\u00e7\u00e3o periuretral \u00e9 geralmente considerada um m\u00e9todo mais suave, com menor risco de complica\u00e7\u00f5es do que a fita vaginal livre de tens\u00e3o.<sup>4<\/sup> Ao contr\u00e1rio da fita vaginal livre de tens\u00e3o, a terapia por inje\u00e7\u00e3o n\u00e3o resulta em nenhuma obstru\u00e7\u00e3o not\u00e1vel, o que significa que h\u00e1 menor risco de problemas de esvaziamento vesical no p\u00f3s-operat\u00f3rio.<sup>3<\/sup> O procedimento \u00e9 mais r\u00e1pido e simples de realizar, e o per\u00edodo de recupera\u00e7\u00e3o \u00e9 curto, raramente exigindo mais de um ou dois dias de afastamento do trabalho.<sup>4<\/sup><\/p>","gt-related-evidence":null,"gt-featured":true,"gt-ai-referenced":false,"gt-view-count":152},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.7 (Yoast SEO v28.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Inje\u00e7\u00e3o Periuretral: Tratamento da Incontin\u00eancia | Rigicon<\/title>\n<meta name=\"description\" content=\"Conhe\u00e7a a inje\u00e7\u00e3o periuretral para incontin\u00eancia urin\u00e1ria de esfor\u00e7o: t\u00e9cnica minimamente invasiva, agentes dispon\u00edveis e resultados. 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