{"id":12702,"date":"2025-07-17T03:31:33","date_gmt":"2025-07-17T07:31:33","guid":{"rendered":"https:\/\/www.rigicon.com\/glossary-term\/bladder-instillation\/"},"modified":"2025-07-17T03:31:33","modified_gmt":"2025-07-17T07:31:33","slug":"instilacao-vesical","status":"publish","type":"glossary-term","link":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/instilacao-vesical\/","title":{"rendered":"Instila\u00e7\u00e3o Vesical"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","glossary-category":[],"glossary-product":[108,107],"class_list":["post-12702","glossary-term","type-glossary-term","status-publish","hentry","glossary-product-conticlassic-aus","glossary-product-contireflex-enhanced-aus"],"acf":{"gt-definition":"<p>A instila\u00e7\u00e3o na bexiga \u00e9 um procedimento terap\u00eautico que envolve a introdu\u00e7\u00e3o de medicamento diretamente na bexiga por meio de um cateter, permitindo que a solu\u00e7\u00e3o permane\u00e7a no local por um per\u00edodo espec\u00edfico antes de ser drenada.<sup>1<\/sup> Este tratamento administra o medicamento diretamente no revestimento da bexiga, contornando a circula\u00e7\u00e3o sist\u00eamica e visando o tecido afetado.<sup>2<\/sup> O procedimento \u00e9 usado principalmente para tratar v\u00e1rias doen\u00e7as da bexiga, reparando barreiras uroteliais danificadas, reduzindo a inflama\u00e7\u00e3o e aliviando sintomas como dor, urg\u00eancia e frequ\u00eancia.<sup>3<\/sup><\/p>\n \n <p>Uma bexiga saud\u00e1vel tem uma barreira protetora natural chamada camada de glicosaminoglicano (GAG), que protege o revestimento da bexiga dos irritantes da urina.<sup>4<\/sup> Quando essa camada \u00e9 danificada, a urina pode entrar em contato direto com o revestimento da bexiga, causando inflama\u00e7\u00e3o e sintomas. A instila\u00e7\u00e3o na bexiga funciona reduzindo a inflama\u00e7\u00e3o e o desconforto na bexiga, ajudando a aliviar esses sintomas e potencialmente restaurando o revestimento protetor.<sup>5<\/sup><\/p>\n<p>A instila\u00e7\u00e3o vesical \u00e9 a administra\u00e7\u00e3o direta de medicamentos na bexiga atrav\u00e9s de um cateter uretral. \u00c9 utilizada para tratamento de diversas condi\u00e7\u00f5es urol\u00f3gicas, incluindo c\u00e2ncer de bexiga n\u00e3o m\u00fasculo-invasivo (BCG, mitomicina C), cistite intersticial (\u00e1cido hialur\u00f4nico, DMSO, heparina), cistite por radia\u00e7\u00e3o e infec\u00e7\u00f5es f\u00fangicas vesicais. A via intravesical permite alta concentra\u00e7\u00e3o local do medicamento com m\u00ednima absor\u00e7\u00e3o sist\u00eamica.<\/p>","gt-synonyms":"Lavagem da bexiga, banho vesical, terapia intravesical, tratamento intravesical, instila\u00e7\u00e3o intravesical, instila\u00e7\u00e3o vesical","gt-citation":"[1] Digesu GA, Tailor V, Bhide AA, Khullar V. The role of bladder instillation in the treatment of bladder pain syndrome: Is intravesical treatment an effective option for patients with bladder pain as well as LUTS? Int Urogynecol J. 2020 May;31(7):1387-1392. DOI: 10.1007\/s00192-020-04303-7\n\n[2] University Hospital Southampton NHS Foundation Trust. Bladder instillation - patient information. 2019. https:\/\/www.uhs.nhs.uk\/Media\/UHS-website-2019\/Patientinformation\/Womenshealth\/Bladder-instillation-1334-PIL.pdf\n\n[3] UC Irvine Department of Urology. Bladder Instillations. 2023. https:\/\/uciurology.com\/general-urology\/bladder-instillations\/\n\n[4] Interstitial Cystitis Association. Bladder Instillations. 2022. https:\/\/www.ichelp.org\/understanding-ic\/medical-treatments\/bladder-instillations\/\n\n[5] Hanno PM, Erickson D, Moldwin R, Faraday MM. Diagnosis and treatment of interstitial cystitis\/bladder pain syndrome: AUA guideline amendment. J Urol. 2015;193(5):1545-1553. DOI: 10.1016\/j.juro.2015.01.086","gt-clinical-context":"<p>A instila\u00e7\u00e3o na bexiga \u00e9 clinicamente indicada para diversas condi\u00e7\u00f5es, incluindo cistite intersticial\/s\u00edndrome da dor na bexiga (CI\/BPS), infec\u00e7\u00f5es recorrentes do trato urin\u00e1rio, ac\u00famulo de sedimentos na urina, cateteres bloqueados e capacidade limitada da bexiga, causando mic\u00e7\u00e3o frequente.<sup>1,3<\/sup><\/p>\n\n <p>As diretrizes cl\u00ednicas da American Urological Association recomendam instila\u00e7\u00f5es na bexiga como uma op\u00e7\u00e3o de tratamento quando abordagens mais conservadoras, como modifica\u00e7\u00e3o da dieta, controle do estresse e produtos vendidos sem prescri\u00e7\u00e3o m\u00e9dica, s\u00e3o insuficientes para controlar os sintomas.<sup>4,5<\/sup><\/p>\n\n <h3>Os crit\u00e9rios de sele\u00e7\u00e3o de pacientes normalmente incluem aqueles com:<\/h3>\n <ul>\n <li>Condi\u00e7\u00f5es de inflama\u00e7\u00e3o cr\u00f4nica da bexiga, como cistite intersticial<\/li>\n <li>Sintomas dolorosos na bexiga ou cistite<\/li>\n <li>Frequ\u00eancia e urg\u00eancia urin\u00e1ria que n\u00e3o responderam aos medicamentos orais<\/li>\n <li>Infec\u00e7\u00f5es recorrentes do trato urin\u00e1rio<\/li>\n <li>Revestimento da bexiga danificado (camada GAG)<sup>3,4<\/sup><\/li><\/ul>\n\n <h3>O procedimento envolve:<\/h3>\n <ol>\n <li>Pr\u00e9-medir a solu\u00e7\u00e3o do medicamento<\/li>\n <li>Inserir um cateter atrav\u00e9s da uretra at\u00e9 a bexiga<\/li>\n <li>Instilar a solu\u00e7\u00e3o na bexiga<\/li>\n <li>Permitir que a solu\u00e7\u00e3o permane\u00e7a no local por aproximadamente 15 minutos (o tempo varia de acordo com o medicamento)<\/li>\n <li>Drenar a solu\u00e7\u00e3o atrav\u00e9s do cateter<sup>1,3<\/sup><\/li><\/ol>\n\n <p>Os protocolos de tratamento geralmente envolvem instila\u00e7\u00f5es semanais durante 6 a 8 semanas, seguidas de tratamentos de manuten\u00e7\u00e3o a cada poucas semanas ou meses, com base na resposta dos sintomas.<sup>3,5<\/sup> V\u00e1rios tipos de solu\u00e7\u00f5es podem ser usados, incluindo:<\/p>\n\n <ul>\n <li><strong>Dimetilsulf\u00f3xido (DMSO, marca RIMSO-50):<\/strong> A \u00fanica instila\u00e7\u00e3o na bexiga aprovada pela FDA especificamente para CI\/BPS, aprovada em 1978. Atua reduzindo a irrita\u00e7\u00e3o da bexiga, relaxando a bexiga e os m\u00fasculos p\u00e9lvicos, aliviando a dor ao esgotar os n\u00edveis de subst\u00e2ncia P e aumentando a capacidade da bexiga ao prevenir a forma\u00e7\u00e3o de tecido cicatricial.<sup>4<\/sup><\/li>\n <li><strong>Heparina:<\/strong> ajuda a reparar danos ao revestimento mucoso da bexiga e pode reduzir as taxas de recidiva da CI.<sup>3<\/sup><\/li>\n <li><strong>Hialuronato de s\u00f3dio (Hyacyst):<\/strong> Cont\u00e9m hialuronato de s\u00f3dio, que ajuda a restaurar a camada GAG.<sup>4<\/sup><\/li>\n <li><strong>Misturas\/coquet\u00e9is de resgate:<\/strong> Combina\u00e7\u00f5es de medicamentos como heparina, lidoca\u00edna (lidoca\u00edna) e bicarbonato de s\u00f3dio.<sup>2,4<\/sup><\/li><\/ul>\n\n <p>Os resultados esperados incluem melhora dos sintomas dentro de 3 a 4 semanas ap\u00f3s o in\u00edcio do tratamento, com potencial manejo de condi\u00e7\u00f5es cr\u00f4nicas em longo prazo por meio de tratamentos de manuten\u00e7\u00e3o.<sup>3<\/sup><\/p>\n<p>A EAU recomenda instila\u00e7\u00e3o de BCG como tratamento padr\u00e3o para c\u00e2ncer de bexiga de alto risco ap\u00f3s RTU, com manuten\u00e7\u00e3o por 1-3 anos. Para cistite intersticial, instila\u00e7\u00f5es de \u00e1cido hialur\u00f4nico ou coquetel de heparina + lidoca\u00edna s\u00e3o op\u00e7\u00f5es de segunda linha. O procedimento \u00e9 ambulatorial, realizado 1-4 vezes por semana dependendo da indica\u00e7\u00e3o. Os efeitos colaterais incluem dis\u00faria transit\u00f3ria, urg\u00eancia e, no caso da BCG, raramente cistite granulomatosa.<\/p>","gt-related-evidence":null,"gt-featured":true,"gt-ai-referenced":false,"gt-view-count":84},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.7 (Yoast SEO v27.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Instila\u00e7\u00e3o Vesical: Tratamento Intravesical | Rigicon<\/title>\n<meta name=\"description\" content=\"Saiba sobre instila\u00e7\u00e3o vesical, administra\u00e7\u00e3o direta de medicamentos na bexiga. Indica\u00e7\u00f5es para cistite intersticial, c\u00e2ncer e infec\u00e7\u00f5es. 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