{"id":12533,"date":"2025-06-11T07:28:23","date_gmt":"2025-06-11T11:28:23","guid":{"rendered":"https:\/\/www.rigicon.com\/glossary-term\/transurethral-resection-of-the-prostate-turp\/"},"modified":"2026-03-22T06:33:58","modified_gmt":"2026-03-22T10:33:58","slug":"resseccao-transuretral-da-prostata-rtu","status":"publish","type":"glossary-term","link":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/resseccao-transuretral-da-prostata-rtu\/","title":{"rendered":"Ressec\u00e7\u00e3o Transuretral da Pr\u00f3stata (RTU)"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","glossary-category":[112],"glossary-product":[104,105],"class_list":["post-12533","glossary-term","type-glossary-term","status-publish","hentry","glossary-category-surgical-procedures","glossary-product-infla10-pulse-ipp-series","glossary-product-rigi10-malleable-penile-prosthesis"],"acf":{"gt-definition":"A ressec\u00e7\u00e3o transuretral da pr\u00f3stata (RTU) \u00e9 um procedimento cir\u00fargico minimamente invasivo em que uma se\u00e7\u00e3o da pr\u00f3stata \u00e9 removida para aliviar os sintomas urin\u00e1rios causados \u200b\u200bpela hiperplasia prost\u00e1tica benigna (HPB), tamb\u00e9m conhecida como aumento da pr\u00f3stata.\u00b9 \u00c9 realizada atrav\u00e9s da inser\u00e7\u00e3o de um instrumento especializado chamado ressectosc\u00f3pio atrav\u00e9s da uretra, eliminando a necessidade de incis\u00f5es externas. O ressectosc\u00f3pio \u00e9 equipado com uma al\u00e7a de arame ativada eletricamente que corta o tecido obstrutivo da pr\u00f3stata e sela os vasos sangu\u00edneos para minimizar o sangramento.\u00b9 O objetivo principal da RTU \u00e9 melhorar o fluxo de urina, reduzir os sintomas do trato urin\u00e1rio inferior (STUI), como mic\u00e7\u00e3o frequente, urg\u00eancia e fluxo fraco, e melhorar a qualidade de vida do paciente quando as terapias m\u00e9dicas falharam ou n\u00e3o s\u00e3o adequadas.\u00b9 H\u00e1 muito tempo \u00e9 considerado o padr\u00e3o ouro para tratar a obstru\u00e7\u00e3o da sa\u00edda da bexiga devido \u00e0 HBP, embora t\u00e9cnicas mais recentes tamb\u00e9m estejam dispon\u00edveis.\u00b9\n<p>A ressec\u00e7\u00e3o transuretral da pr\u00f3stata (RTU-P) \u00e9 o procedimento cir\u00fargico padr\u00e3o de refer\u00eancia para tratamento da hiperplasia prost\u00e1tica benigna (HPB) sintom\u00e1tica com pr\u00f3statas de 30-80 mL. Realizada por via endosc\u00f3pica (sem incis\u00e3o externa), utiliza uma al\u00e7a el\u00e9trica para ressecar o tecido prost\u00e1tico obstrutivo sob vis\u00e3o direta. A t\u00e9cnica bipolar \u00e9 preferida sobre a monopolar por menor risco de s\u00edndrome de RTU.<\/p>","gt-synonyms":"Ressec\u00e7\u00e3o de pr\u00f3stata, ressec\u00e7\u00e3o prost\u00e1tica transuretral, procedimento RTU, prostatectomia endosc\u00f3pica","gt-citation":"[1] Leslie SW, Chargui S, Stormont G. Transurethral Resection of the Prostate. [Updated 2023 Sep 4]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2024 Jan-. Available from: https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK560884\/ ","gt-clinical-context":"A RTU \u00e9 clinicamente indicada para pacientes que apresentam sintomas moderados a graves do trato urin\u00e1rio inferior (STUI) secund\u00e1rios \u00e0 hiperplasia prost\u00e1tica benigna (HPB) que n\u00e3o responderam adequadamente ao tratamento m\u00e9dico ou preferem interven\u00e7\u00e3o cir\u00fargica.\u00b9 Tamb\u00e9m \u00e9 usado em casos de complica\u00e7\u00f5es decorrentes da HPB, como reten\u00e7\u00e3o urin\u00e1ria recorrente, infec\u00e7\u00f5es recorrentes do trato urin\u00e1rio, hemat\u00faria macrosc\u00f3pica recorrente, c\u00e1lculos na bexiga ou insufici\u00eancia renal devido \u00e0 sa\u00edda da bexiga obstru\u00e7\u00e3o.\u00b9 Os crit\u00e9rios de sele\u00e7\u00e3o do paciente geralmente envolvem uma avalia\u00e7\u00e3o completa, incluindo um hist\u00f3rico m\u00e9dico detalhado, exame f\u00edsico (incluindo um exame retal digital), urin\u00e1lise e, muitas vezes, urofluxometria e medi\u00e7\u00e3o do volume residual p\u00f3s-miccional para avaliar a gravidade da obstru\u00e7\u00e3o e fun\u00e7\u00e3o da bexiga.\u00b9 As diretrizes da American Urological Association (AUA) recomendam uma avalia\u00e7\u00e3o do tamanho e formato da pr\u00f3stata antes da cirurgia, que pode ser feita por meio de cistoscopia, ultrassonografia transretal, tomografia computadorizada ou tomografia computadorizada. RM.\u00b9\n\nO procedimento cir\u00fargico geralmente \u00e9 realizado sob anestesia geral ou raquianestesia. O cirurgi\u00e3o insere um ressectosc\u00f3pio atrav\u00e9s da uretra at\u00e9 a pr\u00f3stata. Usando a al\u00e7a de arame, o tecido prost\u00e1tico \u00e9 removido peda\u00e7o por peda\u00e7o, criando um canal mais amplo para o fluxo da urina. O fluido de irriga\u00e7\u00e3o \u00e9 usado durante todo o procedimento para manter uma vis\u00e3o clara e eliminar o tecido ressecado e os co\u00e1gulos sangu\u00edneos.\u00b9 Existem t\u00e9cnicas de RTU monopolar e bipolar, com a RTU bipolar permitindo o uso de irriga\u00e7\u00e3o com solu\u00e7\u00e3o salina, o que reduz o risco de s\u00edndrome de RTU (hiponatremia dilucional).\u00b9\n\nOs resultados esperados s\u00e3o geralmente favor\u00e1veis, com uma melhoria significativa nos sintomas urin\u00e1rios e nas taxas de fluxo relatadas pela maioria dos pacientes. Aproximadamente 90% dos pacientes indicam resolu\u00e7\u00e3o ou melhora significativa de seus sintomas urin\u00e1rios ap\u00f3s RTU, com um grau m\u00e9dio relatado de melhora de 85%.\u00b9 As taxas de fluxo urin\u00e1rio geralmente aumentam substancialmente e a instabilidade da bexiga geralmente diminui. A recupera\u00e7\u00e3o envolve uma curta interna\u00e7\u00e3o hospitalar, geralmente com um cateter urin\u00e1rio colocado por um ou dois dias. A recupera\u00e7\u00e3o total e o retorno \u00e0s atividades normais podem levar v\u00e1rias semanas. As complica\u00e7\u00f5es potenciais incluem sangramento, infec\u00e7\u00e3o, ejacula\u00e7\u00e3o retr\u00f3grada (comum), disfun\u00e7\u00e3o er\u00e9til (rara), incontin\u00eancia urin\u00e1ria (rara e muitas vezes tempor\u00e1ria), estenoses uretrais e s\u00edndrome de RTU (rara com t\u00e9cnicas modernas, especialmente RTU bipolar).\u00b9\n<p>A EAU 2023 reconhece a RTU-P como padr\u00e3o-ouro para pr\u00f3statas de 30-80 mL, com melhora do fluxo urin\u00e1rio em 85-90% e redu\u00e7\u00e3o dos sintomas em 70-80% dos pacientes. Complica\u00e7\u00f5es incluem sangramento (2-5%), ejacula\u00e7\u00e3o retr\u00f3grada (65-75%), estenose uretral (3-7%) e incontin\u00eancia (< 2%). Alternativas modernas incluem enuclea\u00e7\u00e3o a laser (HoLEP), vaporiza\u00e7\u00e3o (PVP) e terapias minimamente invasivas (UroLift, vapor de \u00e1gua).<\/p>","gt-related-evidence":null,"gt-featured":false,"gt-ai-referenced":false,"gt-view-count":102},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.0 (Yoast SEO v28.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Ressec\u00e7\u00e3o Transuretral da Pr\u00f3stata (RTU-P) | Rigicon<\/title>\n<meta name=\"description\" content=\"Guia sobre RTU-P, cirurgia endosc\u00f3pica para HPB. T\u00e9cnica monopolar e bipolar, indica\u00e7\u00f5es, resultados e alternativas modernas. 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