{"id":32595,"date":"2026-09-14T18:14:00","date_gmt":"2026-09-14T22:14:00","guid":{"rendered":"https:\/\/www.rigicon.com\/?post_type=glossary-term&p=32595"},"modified":"2026-09-15T06:04:00","modified_gmt":"2026-09-15T10:04:00","slug":"luts-sintomas-do-trato-urinario-inferior","status":"publish","type":"glossary-term","link":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/luts-sintomas-do-trato-urinario-inferior\/","title":{"rendered":"LUTS (Sintomas do Trato Urin\u00e1rio Inferior)"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","glossary-category":[111],"glossary-product":[108,107],"class_list":["post-32595","glossary-term","type-glossary-term","status-publish","hentry","glossary-category-urological-disorders","glossary-product-conticlassic-aus","glossary-product-contireflex-enhanced-aus"],"acf":{"gt-definition":"<p>Os sintomas do trato urin\u00e1rio inferior (LUTS) referem-se a um grupo de sintomas cl\u00ednicos que envolvem a bexiga, o esf\u00edncter urin\u00e1rio, a uretra e, nos homens, a pr\u00f3stata.\u00b9 Os LUTS abrangem tanto sintomas de armazenamento (irritativos) quanto de esvaziamento (obstrutivos) que afetam o trato urin\u00e1rio inferior.\u00b2 Os sintomas de armazenamento incluem aumento da frequ\u00eancia urin\u00e1ria, aumento da urg\u00eancia, incontin\u00eancia de urg\u00eancia e noct\u00faria, enquanto os sintomas de esvaziamento incluem jato fraco, hesita\u00e7\u00e3o miccional, gotejamento terminal, esvaziamento incompleto e reten\u00e7\u00e3o urin\u00e1ria.\u00b3 Esses sintomas s\u00e3o comuns em homens e mulheres idosos, embora mais prevalentes em homens, e podem impactar significativamente a qualidade de vida.\u2074 Os LUTS podem ser causados por v\u00e1rias condi\u00e7\u00f5es, incluindo hiperplasia prost\u00e1tica benigna (HPB), disfun\u00e7\u00e3o vesical, infec\u00e7\u00f5es do trato urin\u00e1rio, dist\u00farbios neurol\u00f3gicos ou outras patologias que afetam o trato urin\u00e1rio inferior.\u2075<\/p>\n","gt-synonyms":"LUTS, STUI, Disfun\u00e7\u00e3o do Trato Urin\u00e1rio Inferior, Prostatismo (termo desatualizado para homens), Problemas de Armazenamento e Esvaziamento, Sintomas de Obstru\u00e7\u00e3o do Trato de Sa\u00edda da Bexiga, Disfun\u00e7\u00e3o Urin\u00e1ria","gt-citation":"[1] Roehrborn CG. Current Medical Therapies for Men With Lower Urinary Tract Symptoms and Benign Prostatic Hyperplasia: Achievements and Limitations. Rev Urol. 2008;10(1):14-25. DOI: https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC2312341\/\n\n[2] Laborde EE, McVary KT. Medical Management of Lower Urinary Tract Symptoms. Rev Urol. 2009;11(Suppl 1):S19-S25. DOI: https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC2812890\/\n\n[3] Ng M, Baradhi KM. Benign Prostatic Hyperplasia. StatPearls. 2024. DOI: https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK558920\/\n\n[4] Parsons JK, Bergstrom J, Silberstein J, Barrett-Connor E. Prevalence and characteristics of lower urinary tract symptoms in men aged > or = 80 years. Urology. 2008;72(2):318-321. DOI: 10.1016\/j.urology.2008.03.057\n\n[5] Irwin DE, Kopp ZS, Agatep B, Milsom I, Abrams P. Worldwide prevalence estimates of lower urinary tract symptoms, overactive bladder, urinary incontinence and bladder outlet obstruction. BJU International. 2011;108(7):1132-1138. DOI: 10.1111\/j.1464-410X.2010.09993.x","gt-clinical-context":"<p>Os LUTS s\u00e3o comumente encontrados na pr\u00e1tica cl\u00ednica, particularmente em popula\u00e7\u00f5es idosas. A preval\u00eancia aumenta com a idade, afetando aproximadamente 8% dos homens de 31 a 40 anos, 50% daqueles de 51 a 60 anos, 70% daqueles de 61 a 70 anos e 90% daqueles de 81 a 90 anos.\u00b9<\/p>\n<p>A avalia\u00e7\u00e3o do paciente geralmente inclui uma anamnese minuciosa, exame f\u00edsico, exame de urina, avalia\u00e7\u00e3o por meio de question\u00e1rios validados, como o Escore Internacional de Sintomas Prost\u00e1ticos (IPSS), medi\u00e7\u00e3o do volume residual p\u00f3s-miccional e estudos de fluxo urin\u00e1rio.\u00b2 Testes diagn\u00f3sticos adicionais podem incluir estudos de press\u00e3o\/fluxo, urodin\u00e2mica, ultrassonografia renal e cistoscopia em casos selecionados.\u00b3<\/p>\n<p>As op\u00e7\u00f5es de tratamento variam com base na gravidade dos sintomas, causas subjacentes e prefer\u00eancias do paciente. O manejo de primeira linha frequentemente inclui modifica\u00e7\u00f5es no estilo de vida, como controle de ingest\u00e3o h\u00eddrica e mic\u00e7\u00e3o programada. Os tratamentos farmacol\u00f3gicos incluem:<\/p>\n<ul>\n<li>Bloqueadores dos receptores alfa-adren\u00e9rgicos (alfuzosina, doxazosina, tansulosina, terazosina) &#8211; proporcionam al\u00edvio sintom\u00e1tico r\u00e1pido pelo relaxamento do m\u00fasculo liso na pr\u00f3stata e no colo vesical.\u2074<\/li>\n<li>Inibidores da 5-alfa-redutase (finasterida, dutasterida) &#8211; reduzem o tamanho da pr\u00f3stata inibindo a convers\u00e3o de testosterona em di-hidrotestosterona, sendo mais eficazes em homens com pr\u00f3statas maiores.\u2075<\/li>\n<li>Agentes antimuscar\u00ednicos (tolterodina, oxibutinina) &#8211; \u00fateis para sintomas de armazenamento, particularmente quando combinados com alfabloqueadores em pacientes com sintomas mistos.\u2076<\/li>\n<li>Inibidores da fosfodiesterase tipo 5 (PDE-5) &#8211; ben\u00e9ficos para pacientes com LUTS e disfun\u00e7\u00e3o er\u00e9til associados.\u2077<\/li>\n<li>Terapias combinadas &#8211; alfabloqueadores com inibidores da 5-alfa-redutase para homens em risco de progress\u00e3o da doen\u00e7a; alfabloqueadores com agentes antimuscar\u00ednicos para sintomas mistos de armazenamento e esvaziamento.\u2078<\/li>\n<\/ul>\n<p>Interven\u00e7\u00f5es cir\u00fargicas s\u00e3o consideradas quando a terapia medicamentosa falha ou \u00e9 contraindicada, incluindo ressec\u00e7\u00e3o transuretral da pr\u00f3stata (RTUP), procedimentos a laser, tratamentos cir\u00fargicos minimamente invasivos e, em casos graves, implante de esf\u00edncter urin\u00e1rio artificial para incontin\u00eancia.\u2079<\/p>\n","gt-related-evidence":null,"gt-featured":true,"gt-ai-referenced":true,"gt-view-count":2},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.4 (Yoast SEO v28.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>LUTS: Sintomas do Trato Urin\u00e1rio Inferior e Manejo<\/title>\n<meta name=\"description\" content=\"Os sintomas do trato urin\u00e1rio inferior (LUTS) afetam a bexiga e a uretra. 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