{"id":12726,"date":"2025-07-21T07:59:24","date_gmt":"2025-07-21T11:59:24","guid":{"rendered":"https:\/\/www.rigicon.com\/glossary-term\/urinary-flow-rate\/"},"modified":"2025-07-21T07:59:24","modified_gmt":"2025-07-21T11:59:24","slug":"taxa-de-fluxo-urinario","status":"publish","type":"glossary-term","link":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/taxa-de-fluxo-urinario\/","title":{"rendered":"Taxa de Fluxo Urin\u00e1rio"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","glossary-category":[109],"glossary-product":[],"class_list":["post-12726","glossary-term","type-glossary-term","status-publish","hentry","glossary-category-diagnostic-phenomena"],"acf":{"gt-definition":"<p>A taxa de fluxo urin\u00e1rio \u00e9 uma medida quantitativa do volume de urina expelido da bexiga atrav\u00e9s da uretra por unidade de tempo, normalmente medida em mililitros por segundo (ml\/seg).<sup>1<\/sup> \u00c9 um par\u00e2metro chave avaliado durante a urofluxometria, um teste urodin\u00e2mico n\u00e3o invasivo que avalia a fun\u00e7\u00e3o do trato urin\u00e1rio inferior.<sup>2<\/sup> A medi\u00e7\u00e3o fornece informa\u00e7\u00f5es cr\u00edticas sobre a for\u00e7a muscular da bexiga, uretra. resist\u00eancia e a coordena\u00e7\u00e3o entre a contra\u00e7\u00e3o da bexiga e o relaxamento uretral.<sup>3<\/sup> Taxa de fluxo m\u00e1ximo (Qmax) e taxa de fluxo m\u00e9dia (Qavg) s\u00e3o as principais m\u00e9tricas registradas, com Qmax sendo particularmente significativo no diagn\u00f3stico de v\u00e1rias condi\u00e7\u00f5es urol\u00f3gicas.<sup>4<\/sup> Taxas de fluxo reduzidas podem indicar obstru\u00e7\u00e3o da sa\u00edda da bexiga, fun\u00e7\u00e3o fraca do m\u00fasculo detrusor ou dist\u00farbios neurol\u00f3gicos que afetam mic\u00e7\u00e3o.<sup>5<\/sup><\/p>\n<p>A taxa de fluxo urin\u00e1rio \u00e9 medida pela urofluxometria, um exame n\u00e3o invasivo que registra o volume de urina eliminado por unidade de tempo. O fluxo m\u00e1ximo (Qmax) \u00e9 o par\u00e2metro principal: valores > 15 mL\/s s\u00e3o normais, 10-15 mL\/s s\u00e3o equ\u00edvocos e < 10 mL\/s sugerem obstru\u00e7\u00e3o. O volume miccional deve ser > 150 mL para resultado confi\u00e1vel. O padr\u00e3o da curva (sino, plat\u00f4, intermitente) fornece informa\u00e7\u00f5es adicionais.<\/p>","gt-synonyms":"Taxa de fluxo de urina, urofluxo, medi\u00e7\u00e3o de urofluxometria, Qmax (taxa de fluxo m\u00e1xima), Qavg (taxa de fluxo m\u00e9dia), taxa de fluxo miccional","gt-citation":"[1] Kumar V, Dhabalia JV, Nelivigi GG, Punia MS, Suryavanshi M. Age, gender, and voided volume dependency of peak urinary flow rate and uroflowmetry nomogram in the Indian population. Indian J Urol. 2009 Oct-Dec;25(4):461-466. DOI: 10.4103\/0970-1591.57912\n\n[2] Yao M, Simoes A. Urodynamic Testing and Interpretation. [Updated 2023 Aug 14]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2023. Available from: https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK562310\/\n\n[3] National Institute of Diabetes and Digestive and Kidney Diseases. Urodynamic Testing. [Internet]. 2021 Sep. Available from: https:\/\/www.niddk.nih.gov\/health-information\/diagnostic-tests\/urodynamic-testing\n\n[4] Cleveland Clinic. Urodynamic Testing: Purpose, Procedure, Risks & Results. [Internet]. Available from: https:\/\/my.clevelandclinic.org\/health\/diagnostics\/15684-urodynamic-testing\n\n[5] Abrams P. Urodynamics. 3rd ed. London: Springer-Verlag; 2006.","gt-clinical-context":"<p>A medi\u00e7\u00e3o da taxa de fluxo urin\u00e1rio \u00e9 um componente fundamental dos testes urodin\u00e2micos usados para avaliar pacientes com sintomas do trato urin\u00e1rio inferior (STUI).<sup>1<\/sup> As indica\u00e7\u00f5es cl\u00ednicas para medir a taxa de fluxo urin\u00e1rio incluem incontin\u00eancia urin\u00e1ria, mic\u00e7\u00e3o frequente, dor ao urinar, vontade s\u00fabita de urinar, dificuldade para iniciar a mic\u00e7\u00e3o, problemas para esvaziar completamente a bexiga e infec\u00e7\u00f5es recorrentes do trato urin\u00e1rio.<sup>3<\/sup><\/p>\n \n <p>O procedimento normalmente \u00e9 realizado usando um uroflux\u00f4metro especializado que cria um gr\u00e1fico mostrando altera\u00e7\u00f5es na taxa de fluxo durante a mic\u00e7\u00e3o.<sup>3<\/sup> Para resultados precisos, os pacientes devem ter a bexiga confortavelmente cheia (idealmente com um volume de pelo menos 150-200 ml) e urinar em sua posi\u00e7\u00e3o preferida.<sup>2<\/sup> O teste \u00e9 frequentemente combinado com a medi\u00e7\u00e3o residual p\u00f3s-miccional para avaliar o esvaziamento da bexiga. efici\u00eancia.<sup>4<\/sup><\/p>\n \n <p>As taxas de fluxo m\u00e1ximas normais variam de acordo com a idade, sexo e volume anulado. Em homens adultos com idade entre 16 e 50 anos, a taxa de fluxo m\u00e1xima m\u00e9dia \u00e9 de aproximadamente 22,5 \u00b1 9,2 ml\/seg, enquanto em homens com mais de 50 anos diminui para aproximadamente 17 \u00b1 7,16 ml\/seg.<sup>1<\/sup> Nas mulheres, as taxas de fluxo s\u00e3o geralmente mais altas do que em homens da mesma faixa et\u00e1ria.<sup>1<\/sup> As taxas de fluxo normalmente aumentam com o volume anulado at\u00e9 cerca de 700 ml, ap\u00f3s o qual estabilizam e diminuem.<sup>1<\/sup><\/p>\n \n <p>Taxas de fluxo reduzidas podem indicar obstru\u00e7\u00e3o da sa\u00edda da bexiga (como aumento da pr\u00f3stata em homens), hipoatividade do detrusor ou disfun\u00e7\u00e3o neurog\u00eanica da bexiga.<sup>2<\/sup> A medi\u00e7\u00e3o da taxa de fluxo urin\u00e1rio \u00e9 frequentemente usada em conjunto com outros testes urodin\u00e2micos, como cistometria e estudos de fluxo de press\u00e3o para avalia\u00e7\u00e3o abrangente da fun\u00e7\u00e3o do trato urin\u00e1rio inferior.<sup>5<\/sup><\/p>\n<p>A EAU recomenda urofluxometria como teste de triagem na avalia\u00e7\u00e3o de STUI, antes de tratamentos invasivos. O padr\u00e3o em sino indica mic\u00e7\u00e3o normal, plat\u00f4 baixo sugere obstru\u00e7\u00e3o e fluxo intermitente indica esfor\u00e7o abdominal ou contra\u00e7\u00e3o detrusora descoordenada. A urofluxometria sozinha n\u00e3o diferencia obstru\u00e7\u00e3o de hipocontratilidade detrusora; para isso, o estudo press\u00e3o-fluxo \u00e9 necess\u00e1rio.<\/p>","gt-related-evidence":null,"gt-featured":true,"gt-ai-referenced":false,"gt-view-count":82},"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>Taxa de Fluxo Urin\u00e1rio: Urofluxometria | Rigicon<\/title>\n<meta name=\"description\" content=\"Entenda a taxa de fluxo urin\u00e1rio (urofluxometria): medi\u00e7\u00e3o n\u00e3o invasiva do fluxo, valores normais, padr\u00f5es patol\u00f3gicos e significado cl\u00ednico. EAU.\" \/>\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\/pt-br\/glossary-term\/taxa-de-fluxo-urinario\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Taxa de Fluxo Urin\u00e1rio - Prosthetic Urology Glossary\" \/>\n<meta property=\"og:description\" content=\"Explore Rigicon\u2019s evidence-based glossary covering penile implants, AUS, ED treatments, and surgical terms in prosthetic urology.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/taxa-de-fluxo-urinario\/\" \/>\n<meta property=\"og:site_name\" content=\"Rigicon\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/rigiconurology\/\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.rigicon.com\/wp-content\/uploads\/2025\/05\/header-d.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1440\" \/>\n\t<meta property=\"og:image:height\" content=\"718\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:site\" content=\"@rigiconurology\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.rigicon.com\\\/pt-br\\\/glossary-term\\\/taxa-de-fluxo-urinario\\\/\",\"url\":\"https:\\\/\\\/www.rigicon.com\\\/pt-br\\\/glossary-term\\\/taxa-de-fluxo-urinario\\\/\",\"name\":\"Taxa de Fluxo Urin\u00e1rio: Urofluxometria | Rigicon\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.rigicon.com\\\/pt-br\\\/#website\"},\"datePublished\":\"2025-07-21T11:59:24+00:00\",\"description\":\"Entenda a taxa de fluxo urin\u00e1rio (urofluxometria): medi\u00e7\u00e3o n\u00e3o invasiva do fluxo, valores normais, padr\u00f5es patol\u00f3gicos e significado cl\u00ednico. EAU.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.rigicon.com\\\/pt-br\\\/glossary-term\\\/taxa-de-fluxo-urinario\\\/#breadcrumb\"},\"inLanguage\":\"pt-BR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.rigicon.com\\\/pt-br\\\/glossary-term\\\/taxa-de-fluxo-urinario\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.rigicon.com\\\/pt-br\\\/glossary-term\\\/taxa-de-fluxo-urinario\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"In\u00edcio\",\"item\":\"https:\\\/\\\/www.rigicon.com\\\/pt-br\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Glossary Terms\",\"item\":\"https:\\\/\\\/www.rigicon.com\\\/pt-br\\\/urology-glossary\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Taxa de Fluxo Urin\u00e1rio\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.rigicon.com\\\/pt-br\\\/#website\",\"url\":\"https:\\\/\\\/www.rigicon.com\\\/pt-br\\\/\",\"name\":\"Rigicon\",\"description\":\"Innovative Urological Solutions\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.rigicon.com\\\/pt-br\\\/#organization\"},\"alternateName\":\"Innovative Urological Solutions\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.rigicon.com\\\/pt-br\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"pt-BR\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.rigicon.com\\\/pt-br\\\/#organization\",\"name\":\"Rigicon, Inc.\",\"alternateName\":\"Innovative Urological Solutions\",\"url\":\"https:\\\/\\\/www.rigicon.com\\\/pt-br\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pt-BR\",\"@id\":\"https:\\\/\\\/www.rigicon.com\\\/pt-br\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.rigicon.com\\\/wp-content\\\/uploads\\\/2024\\\/07\\\/cropped-Logo-Square-Kopya.jpg\",\"contentUrl\":\"https:\\\/\\\/www.rigicon.com\\\/wp-content\\\/uploads\\\/2024\\\/07\\\/cropped-Logo-Square-Kopya.jpg\",\"width\":512,\"height\":512,\"caption\":\"Rigicon, Inc.\"},\"image\":{\"@id\":\"https:\\\/\\\/www.rigicon.com\\\/pt-br\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/rigiconurology\\\/\",\"https:\\\/\\\/x.com\\\/rigiconurology\",\"https:\\\/\\\/www.instagram.com\\\/rigiconurology\\\/\",\"https:\\\/\\\/www.youtube.com\\\/@Rigicon\\\/podcasts\",\"https:\\\/\\\/www.youtube.com\\\/Rigicon\",\"https:\\\/\\\/www.threads.net\\\/@rigiconurology\",\"https:\\\/\\\/www.linkedin.com\\\/company\\\/rigicon\\\/\"],\"description\":\"Rigicon is a global provider of innovative, diverse, and complete portfolio of prosthetic urology options.\",\"email\":\"operations@rigicon.com\",\"telephone\":\"+1 (888) 202-9790\",\"legalName\":\"Rigicon, Inc.\",\"vatID\":\"81-3545645\",\"taxID\":\"81-3545645\",\"duns\":\"045247683\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Taxa de Fluxo Urin\u00e1rio: Urofluxometria | Rigicon","description":"Entenda a taxa de fluxo urin\u00e1rio (urofluxometria): medi\u00e7\u00e3o n\u00e3o invasiva do fluxo, valores normais, padr\u00f5es patol\u00f3gicos e significado cl\u00ednico. EAU.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/taxa-de-fluxo-urinario\/","og_locale":"pt_BR","og_type":"article","og_title":"Taxa de Fluxo Urin\u00e1rio - Prosthetic Urology Glossary","og_description":"Explore Rigicon\u2019s evidence-based glossary covering penile implants, AUS, ED treatments, and surgical terms in prosthetic urology.","og_url":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/taxa-de-fluxo-urinario\/","og_site_name":"Rigicon","article_publisher":"https:\/\/www.facebook.com\/rigiconurology\/","og_image":[{"width":1440,"height":718,"url":"https:\/\/www.rigicon.com\/wp-content\/uploads\/2025\/05\/header-d.png","type":"image\/png"}],"twitter_card":"summary_large_image","twitter_site":"@rigiconurology","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/taxa-de-fluxo-urinario\/","url":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/taxa-de-fluxo-urinario\/","name":"Taxa de Fluxo Urin\u00e1rio: Urofluxometria | Rigicon","isPartOf":{"@id":"https:\/\/www.rigicon.com\/pt-br\/#website"},"datePublished":"2025-07-21T11:59:24+00:00","description":"Entenda a taxa de fluxo urin\u00e1rio (urofluxometria): medi\u00e7\u00e3o n\u00e3o invasiva do fluxo, valores normais, padr\u00f5es patol\u00f3gicos e significado cl\u00ednico. EAU.","breadcrumb":{"@id":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/taxa-de-fluxo-urinario\/#breadcrumb"},"inLanguage":"pt-BR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.rigicon.com\/pt-br\/glossary-term\/taxa-de-fluxo-urinario\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/taxa-de-fluxo-urinario\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"In\u00edcio","item":"https:\/\/www.rigicon.com\/pt-br\/"},{"@type":"ListItem","position":2,"name":"Glossary Terms","item":"https:\/\/www.rigicon.com\/pt-br\/urology-glossary\/"},{"@type":"ListItem","position":3,"name":"Taxa de Fluxo Urin\u00e1rio"}]},{"@type":"WebSite","@id":"https:\/\/www.rigicon.com\/pt-br\/#website","url":"https:\/\/www.rigicon.com\/pt-br\/","name":"Rigicon","description":"Innovative Urological Solutions","publisher":{"@id":"https:\/\/www.rigicon.com\/pt-br\/#organization"},"alternateName":"Innovative Urological Solutions","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.rigicon.com\/pt-br\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"pt-BR"},{"@type":"Organization","@id":"https:\/\/www.rigicon.com\/pt-br\/#organization","name":"Rigicon, Inc.","alternateName":"Innovative Urological Solutions","url":"https:\/\/www.rigicon.com\/pt-br\/","logo":{"@type":"ImageObject","inLanguage":"pt-BR","@id":"https:\/\/www.rigicon.com\/pt-br\/#\/schema\/logo\/image\/","url":"https:\/\/www.rigicon.com\/wp-content\/uploads\/2024\/07\/cropped-Logo-Square-Kopya.jpg","contentUrl":"https:\/\/www.rigicon.com\/wp-content\/uploads\/2024\/07\/cropped-Logo-Square-Kopya.jpg","width":512,"height":512,"caption":"Rigicon, Inc."},"image":{"@id":"https:\/\/www.rigicon.com\/pt-br\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/rigiconurology\/","https:\/\/x.com\/rigiconurology","https:\/\/www.instagram.com\/rigiconurology\/","https:\/\/www.youtube.com\/@Rigicon\/podcasts","https:\/\/www.youtube.com\/Rigicon","https:\/\/www.threads.net\/@rigiconurology","https:\/\/www.linkedin.com\/company\/rigicon\/"],"description":"Rigicon is a global provider of innovative, diverse, and complete portfolio of prosthetic urology options.","email":"operations@rigicon.com","telephone":"+1 (888) 202-9790","legalName":"Rigicon, Inc.","vatID":"81-3545645","taxID":"81-3545645","duns":"045247683"}]}},"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.rigicon.com\/pt-br\/wp-json\/wp\/v2\/glossary-term\/12726","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.rigicon.com\/pt-br\/wp-json\/wp\/v2\/glossary-term"}],"about":[{"href":"https:\/\/www.rigicon.com\/pt-br\/wp-json\/wp\/v2\/types\/glossary-term"}],"wp:attachment":[{"href":"https:\/\/www.rigicon.com\/pt-br\/wp-json\/wp\/v2\/media?parent=12726"}],"wp:term":[{"taxonomy":"glossary-category","embeddable":true,"href":"https:\/\/www.rigicon.com\/pt-br\/wp-json\/wp\/v2\/glossary-category?post=12726"},{"taxonomy":"glossary-product","embeddable":true,"href":"https:\/\/www.rigicon.com\/pt-br\/wp-json\/wp\/v2\/glossary-product?post=12726"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}