{"id":12654,"date":"2025-07-09T09:51:40","date_gmt":"2025-07-09T13:51:40","guid":{"rendered":"https:\/\/www.rigicon.com\/glossary-term\/hematuria\/"},"modified":"2025-07-09T09:51:40","modified_gmt":"2025-07-09T13:51:40","slug":"hematuria","status":"publish","type":"glossary-term","link":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/hematuria\/","title":{"rendered":"Hemat\u00faria"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","glossary-category":[126],"glossary-product":[108,107],"class_list":["post-12654","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>Hemat\u00faria refere-se \u00e0 presen\u00e7a de c\u00e9lulas sangu\u00edneas na urina.<span class=\"citation\">1<\/span> \u00c9 categorizada em dois tipos principais: hemat\u00faria macrosc\u00f3pica, onde o sangue \u00e9 vis\u00edvel a olho nu, tornando a urina rosa, vermelha ou cor de cola; e hemat\u00faria microsc\u00f3pica, em que as c\u00e9lulas sangu\u00edneas s\u00f3 s\u00e3o detect\u00e1veis ao microsc\u00f3pio durante exames laboratoriais.<span class=\"citation\">2<\/span> A hemat\u00faria macrosc\u00f3pica ocorre quando h\u00e1 sangue suficiente na urina para mudar sua cor, enquanto a hemat\u00faria microsc\u00f3pica envolve quantidades t\u00e3o pequenas de sangue que s\u00f3 pode ser vista com um microsc\u00f3pio quando um laborat\u00f3rio testa a urina.<span class=\"citation\">3<\/span><\/p>\n \n <p>O limite m\u00e9dico para hemat\u00faria microsc\u00f3pica \u00e9 normalmente definido como \u22653 gl\u00f3bulos vermelhos por campo de grande aumento (RBC\/HPF) na avalia\u00e7\u00e3o microsc\u00f3pica de uma \u00fanica amostra de urina.<span class=\"citation\">4<\/span> Esse achado pode ser incidental ou sintom\u00e1tico e pode se originar de qualquer local ao longo do trato urin\u00e1rio, incluindo rins, ureteres, bexiga, pr\u00f3stata (em homens) ou uretra.<span class=\"citation\">5<\/span> A hemat\u00faria serve como um importante indicador cl\u00ednico que merece avalia\u00e7\u00e3o adequada, pois pode sinalizar condi\u00e7\u00f5es subjacentes que variam de causas benignas a doen\u00e7as graves, incluindo malignidades do trato urin\u00e1rio.<span class=\"citation\">6<\/span><\/p>\n<p>A hemat\u00faria \u00e9 a presen\u00e7a de sangue na urina, classificada como macrosc\u00f3pica (vis\u00edvel) ou microsc\u00f3pica (\u2265 3 hem\u00e1cias\/campo em microscopia). As causas urol\u00f3gicas incluem infec\u00e7\u00e3o urin\u00e1ria, c\u00e1lculos, c\u00e2ncer de bexiga, carcinoma renal, hiperplasia prost\u00e1tica benigna, glomerulonefrite e trauma. A hemat\u00faria macrosc\u00f3pica em adultos > 40 anos deve ser investigada para excluir malignidade at\u00e9 prova em contr\u00e1rio.<\/p>","gt-synonyms":"Sangue na urina, urina com sangue, eritrocit\u00faria, microhemat\u00faria (para hemat\u00faria microsc\u00f3pica), hemat\u00faria macrosc\u00f3pica, hemat\u00faria macrosc\u00f3pica, hemat\u00faria franca, hemat\u00faria por tira reagente","gt-citation":"[1] Barocas DA, Boorjian SA, Alvarez RD, et al. Microhematuria: AUA\/SUFU Guideline. Journal of Urology. 2020; 204(4):778-786. DOI: 10.1097\/JU.0000000000001297\n\n[2] Nielsen M, Qaseem A, for the High Value Care Task Force of the American College of Physicians. Hematuria as a Marker of Occult Urinary Tract Cancer: Advice for High-Value Care From the American College of Physicians. Annals of Internal Medicine. 2016; 164(7):488-497. DOI: 10.7326\/M15-1496\n\n[3] Davis R, Jones JS, Barocas DA, et al. Diagnosis, evaluation and follow-up of asymptomatic microhematuria (AMH) in adults: AUA guideline. Journal of Urology. 2012; 188(6 Suppl):2473-2481. DOI: 10.1016\/j.juro.2012.09.078\n\n[4] Avellino GJ, Bose S, Wang DS. Diagnosis and Management of Hematuria. Surgical Clinics of North America. 2016; 96(3):503-515. DOI: 10.1016\/j.suc.2016.02.007\n\n[5] Linder BJ, Bass EJ, Mostafid H, Boorjian SA. Guideline of guidelines: asymptomatic microscopic haematuria. BJU International. 2018; 121(2):176-183. DOI: 10.1111\/bju.14016","gt-clinical-context":"<p>A hemat\u00faria \u00e9 um achado comum na pr\u00e1tica cl\u00ednica, com hemat\u00faria microsc\u00f3pica afetando cerca de 2% a 31% da popula\u00e7\u00e3o em geral.<span class=\"citation\">1<\/span> Serve como um indicador diagn\u00f3stico cr\u00edtico que requer avalia\u00e7\u00e3o adequada devido \u00e0 sua associa\u00e7\u00e3o com condi\u00e7\u00f5es subjacentes potencialmente graves.<\/p>\n \n <p>A abordagem cl\u00ednica da hemat\u00faria come\u00e7a com a confirma\u00e7\u00e3o de sua presen\u00e7a. Para hemat\u00faria microsc\u00f3pica, isso envolve urin\u00e1lise microsc\u00f3pica demonstrando \u22653 gl\u00f3bulos vermelhos por campo de grande aumento.<span class=\"citation\">2<\/span> Para hemat\u00faria macrosc\u00f3pica, a confirma\u00e7\u00e3o visual \u00e9 suficiente, e qualquer epis\u00f3dio de hemat\u00faria macrosc\u00f3pica em um adulto justifica a considera\u00e7\u00e3o de avalia\u00e7\u00e3o urol\u00f3gica urgente, dada a probabilidade relativamente alta de c\u00e2ncer ou outras condi\u00e7\u00f5es clinicamente significativas (>10% na maioria dos estudos).<span class=\"citation\">3<\/span><\/p>\n \n <p>A estratifica\u00e7\u00e3o de risco \u00e9 essencial no manejo cl\u00ednico da hemat\u00faria. Os pacientes devem ser classificados com base no risco de malignidade geniturin\u00e1ria, com fatores incluindo:<span class=\"citation\">4<\/span><\/p>\n <ul>\n <li>Idade (maior risco em pessoas com mais de 50 anos)<\/li>\n <li>Sexo (maior risco em homens)<\/li>\n <li>Hist\u00f3rico de tabagismo<\/li>\n <li>Exposi\u00e7\u00f5es ocupacionais a produtos qu\u00edmicos ou corantes<\/li>\n <li>Hist\u00f3rico de hemat\u00faria macrosc\u00f3pica<\/li>\n <li>Grau e persist\u00eancia da hemat\u00faria microsc\u00f3pica<\/li><\/ul>\n \n <p>A avalia\u00e7\u00e3o diagn\u00f3stica geralmente inclui cistoscopia (exame endosc\u00f3pico da bexiga) e imagens do trato superior, com abordagem espec\u00edfica adaptada ao perfil de risco do paciente.<span class=\"citation\">5<\/span> Essa estrat\u00e9gia baseada no risco ajuda a equilibrar os benef\u00edcios da detec\u00e7\u00e3o de patologias significativas com os danos potenciais de exames desnecess\u00e1rios.<\/p>\n \n <p>As causas comuns de hemat\u00faria incluem infec\u00e7\u00f5es do trato urin\u00e1rio, c\u00e1lculos renais, hiperplasia prost\u00e1tica benigna, doen\u00e7as renais (particularmente glomerulonefrite) e c\u00e2ncer do trato urin\u00e1rio (c\u00e2ncer de bexiga, rim, pr\u00f3stata e uretra).<span class=\"citation\">6<\/span> Causas menos comuns incluem medicamentos (como anticoagulantes, certos antibi\u00f3ticos e analg\u00e9sicos), exerc\u00edcios extenuantes e doen\u00e7as heredit\u00e1rias como anemia falciforme doen\u00e7a.<span class=\"citation\">7<\/span><\/p>\n \n <p>O tratamento depende inteiramente da causa subjacente, desde antibi\u00f3ticos para infec\u00e7\u00f5es at\u00e9 interven\u00e7\u00e3o cir\u00fargica para c\u00e1lculos ou doen\u00e7as malignas. Mesmo quando a avalia\u00e7\u00e3o inicial \u00e9 negativa, os pacientes com hemat\u00faria persistente podem necessitar de exames de acompanhamento, pois algumas condi\u00e7\u00f5es graves podem n\u00e3o ser imediatamente aparentes.<span class=\"citation\">8<\/span><\/p>\n<p>A EAU 2023 recomenda investiga\u00e7\u00e3o completa com urin\u00e1lise, citologia urin\u00e1ria, cistoscopia e tomografia computadorizada do trato urin\u00e1rio superior. A cistoscopia \u00e9 mandat\u00f3ria em hemat\u00faria macrosc\u00f3pica e em hemat\u00faria microsc\u00f3pica persistente em pacientes > 40 anos ou com fatores de risco (tabagismo, exposi\u00e7\u00e3o a produtos qu\u00edmicos). O c\u00e2ncer de bexiga \u00e9 identificado em 10-20% dos pacientes com hemat\u00faria macrosc\u00f3pica e em 2-5% com hemat\u00faria microsc\u00f3pica.<\/p>","gt-related-evidence":null,"gt-featured":true,"gt-ai-referenced":false,"gt-view-count":74},"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>Hemat\u00faria: Sangue na Urina | Rigicon<\/title>\n<meta name=\"description\" content=\"Guia sobre hemat\u00faria: causas urol\u00f3gicas de sangue na urina. Classifica\u00e7\u00e3o, investiga\u00e7\u00e3o diagn\u00f3stica e exclus\u00e3o de malignidade. 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