{"id":12682,"date":"2025-07-10T09:17:35","date_gmt":"2025-07-10T13:17:35","guid":{"rendered":"https:\/\/www.rigicon.com\/glossary-term\/residual-urine\/"},"modified":"2026-10-06T12:50:55","modified_gmt":"2026-10-06T16:50:55","slug":"urina-residual","status":"publish","type":"glossary-term","link":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/urina-residual\/","title":{"rendered":"Urina Residual"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","glossary-category":[126],"glossary-product":[108,107],"class_list":["post-12682","glossary-term","type-glossary-term","status-publish","hentry","glossary-category-urological-conditions","glossary-product-conticlassic-aus","glossary-product-contireflex-enhanced-aus"],"acf":{"gt-definition":"<p>A urina residual, tamb\u00e9m conhecida como volume de urina residual p\u00f3s-miccional (RPM), refere-se \u00e0 quantidade de urina que permanece na bexiga ap\u00f3s a conclus\u00e3o de uma mic\u00e7\u00e3o volunt\u00e1ria.<span class=\"citation\">1<\/span> Esse par\u00e2metro fisiol\u00f3gico serve como uma importante ferramenta diagn\u00f3stica na avalia\u00e7\u00e3o urol\u00f3gica e pode indicar diversas condi\u00e7\u00f5es patol\u00f3gicas subjacentes que afetam o sistema urin\u00e1rio.<span class=\"citation\">2<\/span> O volume normal de urina residual em adultos \u00e9 geralmente considerado inferior a 50-100 mL, e volumes que excedem esse limiar podem indicar fun\u00e7\u00e3o vesical anormal.<span class=\"citation\">3<\/span><\/p>\r\n<p>A presen\u00e7a de urina residual significativa ocorre quando a bexiga n\u00e3o consegue ser completamente esvaziada durante a mic\u00e7\u00e3o, o que pode resultar de obstru\u00e7\u00e3o mec\u00e2nica, disfun\u00e7\u00e3o neurol\u00f3gica ou comprometimento muscular que afete a a\u00e7\u00e3o coordenada entre o m\u00fasculo detrusor da bexiga e os esf\u00edncteres uretrais.<span class=\"citation\">4<\/span> Quando a bexiga n\u00e3o se esvazia completamente, a fun\u00e7\u00e3o de lavagem da bexiga fica prejudicada, criando um ambiente em que as bact\u00e9rias podem colonizar com mais facilidade a parede vesical, o que pode levar a infec\u00e7\u00f5es urin\u00e1rias recorrentes e outras complica\u00e7\u00f5es.<span class=\"citation\">5<\/span><\/p>","gt-synonyms":"Urina residual p\u00f3s-miccional, RVP, volume residual de urina (RUV), res\u00edduo p\u00f3s-miccional, volume residual da bexiga, esvaziamento incompleto da bexiga","gt-citation":"[1] Ballstaedt L, Leslie SW, Woodbury MG. Bladder Post Void Residual Volume. StatPearls [Internet]. 2024 Feb 28. DOI: https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK539839\/\r\n\r\n[2] Asimakopoulos AD, De Nunzio C, Kocjancic E, Tubaro A, Rosier PF, Finazzi-Agr\u00f2 E. Measurement of post-void residual urine. Neurourol Urodyn. 2016;35(1):55-7. DOI: 10.1002\/nau.22671\r\n\r\n[3] Kelly CE. Evaluation of voiding dysfunction and measurement of bladder volume. Rev Urol. 2004;6(Suppl 1):S32-7. PMID: 16985853\r\n\r\n[4] Madersbacher S, Pycha A, Schatzl G, Mian C, Klingler CH, Marberger M. The aging lower urinary tract: a comparative urodynamic study of men and women. Urology. 1998;51(2):206-212. DOI: 10.1016\/s0090-4295(97)00616-x. PMID: 9495699.\r\n\r\n[5] Uromed. Residual Urine - The Insidious Danger. 2023. Available at: https:\/\/www.uromed.eu\/residual-urine.php","gt-clinical-context":"<p>A avalia\u00e7\u00e3o da urina residual desempenha um papel crucial na investiga\u00e7\u00e3o de diversas condi\u00e7\u00f5es urol\u00f3gicas e neurol\u00f3gicas. Clinicamente, a medi\u00e7\u00e3o do volume residual p\u00f3s-miccional \u00e9 indicada em pacientes que apresentam sintomas de disfun\u00e7\u00e3o do trato urin\u00e1rio inferior, incluindo polaci\u00faria, urg\u00eancia, hesita\u00e7\u00e3o, jato fraco, intermit\u00eancia e sensa\u00e7\u00e3o de esvaziamento vesical incompleto.<span class=\"citation\">1<\/span><\/p>\r\n<p>A medi\u00e7\u00e3o do RPM \u00e9 particularmente importante na avalia\u00e7\u00e3o de pacientes com suspeita de obstru\u00e7\u00e3o infravesical, como a hiperplasia prost\u00e1tica benigna (HPB) em homens, ou daqueles com disfun\u00e7\u00e3o vesical neurog\u00eanica decorrente de condi\u00e7\u00f5es como esclerose m\u00faltipla, les\u00e3o medular ou neuropatia diab\u00e9tica.<span class=\"citation\">2<\/span> Em homens com HPB, volumes de RPM elevados podem indicar a progress\u00e3o da condi\u00e7\u00e3o e ajudar a orientar as decis\u00f5es terap\u00eauticas, embora alguns estudos mostrem uma surpreendente falta de correla\u00e7\u00e3o clara entre RPM elevado e epis\u00f3dios de reten\u00e7\u00e3o urin\u00e1ria aguda (RUA).<span class=\"citation\">3<\/span><\/p>\r\n<p>Na pr\u00e1tica cl\u00ednica, a medi\u00e7\u00e3o do RPM \u00e9 normalmente realizada imediatamente ap\u00f3s a mic\u00e7\u00e3o, pois atrasos de apenas 10 minutos entre o esvaziamento vesical e a determina\u00e7\u00e3o do RPM podem causar uma superestima\u00e7\u00e3o clinicamente significativa do volume.<span class=\"citation\">4<\/span> A medi\u00e7\u00e3o pode ser obtida por v\u00e1rios m\u00e9todos, incluindo cateterismo transuretral (considerado o padr\u00e3o-ouro, por\u00e9m invasivo), aparelhos port\u00e1teis dedicados de ultrassom vesical (scanners vesicais) ou exame formal de ultrassonografia da bexiga.<span class=\"citation\">5<\/span><\/p>\r\n<p>Volumes elevados de urina residual podem levar a diversas complica\u00e7\u00f5es se n\u00e3o forem tratados, incluindo infec\u00e7\u00f5es urin\u00e1rias recorrentes, c\u00e1lculos vesicais e, em casos graves, hidronefrose e les\u00e3o renal decorrente da press\u00e3o retr\u00f3grada sobre os ureteres e os rins.<span class=\"citation\">6<\/span> As abordagens terap\u00eauticas para volumes elevados de urina residual dependem da causa subjacente e podem incluir interven\u00e7\u00f5es farmacol\u00f3gicas, procedimentos cir\u00fargicos para aliviar a obstru\u00e7\u00e3o ou autocateterismo intermitente para esvaziar manualmente a bexiga.<span class=\"citation\">7<\/span><\/p>","gt-related-evidence":null,"gt-featured":true,"gt-ai-referenced":false,"gt-view-count":126},"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>Urina Residual: Volume Retido na Bexiga | Rigicon<\/title>\n<meta name=\"description\" content=\"Saiba sobre urina residual (res\u00edduo p\u00f3s-miccional), volume retido ap\u00f3s mic\u00e7\u00e3o. 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