{"id":12714,"date":"2025-07-21T07:48:56","date_gmt":"2025-07-21T11:48:56","guid":{"rendered":"https:\/\/www.rigicon.com\/glossary-term\/renal-function-tests\/"},"modified":"2026-10-06T12:50:55","modified_gmt":"2026-10-06T16:50:55","slug":"testes-de-funcao-renal","status":"publish","type":"glossary-term","link":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/testes-de-funcao-renal\/","title":{"rendered":"Testes de Fun\u00e7\u00e3o Renal"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","glossary-category":[109],"glossary-product":[108,107],"class_list":["post-12714","glossary-term","type-glossary-term","status-publish","hentry","glossary-category-diagnostic-phenomena","glossary-product-conticlassic-aus","glossary-product-contireflex-enhanced-aus"],"acf":{"gt-definition":"<p>Os testes de fun\u00e7\u00e3o renal s\u00e3o um conjunto de procedimentos diagn\u00f3sticos que avaliam a fun\u00e7\u00e3o dos rins (renal) por meio da an\u00e1lise de sangue e urina. Esses testes medem a efici\u00eancia da filtra\u00e7\u00e3o glomerular, da reabsor\u00e7\u00e3o tubular e dos processos de secre\u00e7\u00e3o, avaliando os n\u00edveis de produtos de excre\u00e7\u00e3o, prote\u00ednas e eletr\u00f3litos no sangue e na urina.<span class=\"citation\">\u00b9<\/span> A finalidade principal desses testes \u00e9 avaliar a sa\u00fade renal geral, detectar doen\u00e7a renal, acompanhar a progress\u00e3o da doen\u00e7a e avaliar a resposta ao tratamento.<span class=\"citation\">\u00b2<\/span> Os testes de fun\u00e7\u00e3o renal concentram-se principalmente na medida da taxa de filtra\u00e7\u00e3o glomerular (TFG), considerada o melhor indicador geral da fun\u00e7\u00e3o renal, juntamente com a quantifica\u00e7\u00e3o da protein\u00faria (albumin\u00faria).<span class=\"citation\">\u00b3<\/span><\/p>","gt-synonyms":"Testes de fun\u00e7\u00e3o renal, RFT, painel renal, painel renal, perfil renal, perfil renal, painel de fun\u00e7\u00e3o renal, painel de fun\u00e7\u00e3o renal, testes de triagem renal, exames laboratoriais de nefrologia","gt-citation":"[1] Gowda S, Desai PB, Kulkarni SS, Hull VV, Math AA, Vernekar SN. Markers of renal function tests. N Am J Med Sci. 2010 Apr;2(4):170-173. PMID: 22624135; PMCID: PMC3354405.\n\n[2] Gounden V, Bhatt H, Jialal I. Renal Function Tests. [Updated 2024 Jul 27]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2024 Jan-. Available from: https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK507821\/\n\n[3] Levey AS, Inker LA. Assessment of Glomerular Filtration Rate in Health and Disease: A State of the Art Review. Clin Pharmacol Ther. 2017 Jul;102(3):405-419. DOI: 10.1002\/cpt.729\n\n[4] Delanaye P, Cavalier E, Pottel H. Serum Creatinine: Not So Simple! Nephron. 2017;136(4):302-308. DOI: 10.1159\/000469669","gt-clinical-context":"<p>Os testes de fun\u00e7\u00e3o renal s\u00e3o ferramentas diagn\u00f3sticas essenciais tanto em contextos cl\u00ednicos agudos quanto cr\u00f4nicos. S\u00e3o usados principalmente para identificar a presen\u00e7a de doen\u00e7a renal, acompanhar a progress\u00e3o da doen\u00e7a e avaliar a efic\u00e1cia do tratamento.<span class=\"citation\">\u00b9<\/span> Esses testes s\u00e3o particularmente importantes para pacientes com condi\u00e7\u00f5es que afetam a fun\u00e7\u00e3o renal, como diabetes mellitus, hipertens\u00e3o, doen\u00e7as autoimunes e obstru\u00e7\u00f5es do trato urin\u00e1rio.<span class=\"citation\">\u00b2<\/span><\/p>\n    \n    <p>A sele\u00e7\u00e3o de pacientes para os testes de fun\u00e7\u00e3o renal normalmente inclui indiv\u00edduos com fatores de risco para doen\u00e7a renal, aqueles que apresentam sintomas sugestivos de disfun\u00e7\u00e3o renal (como edema, fadiga, diminui\u00e7\u00e3o do d\u00e9bito urin\u00e1rio ou hemat\u00faria) e pacientes que usam medicamentos potencialmente nefrot\u00f3xicos.<span class=\"citation\">\u00b3<\/span> Recomenda-se monitoramento regular para pacientes com doen\u00e7a renal cr\u00f4nica (DRC), com a frequ\u00eancia dos testes determinada pelo est\u00e1gio da doen\u00e7a e pela velocidade de progress\u00e3o.<\/p>\n    \n    <p>A interpreta\u00e7\u00e3o cl\u00ednica dos testes de fun\u00e7\u00e3o renal envolve a avalia\u00e7\u00e3o conjunta de m\u00faltiplos par\u00e2metros, e n\u00e3o de forma isolada. Por exemplo, os c\u00e1lculos da taxa de filtra\u00e7\u00e3o glomerular estimada (TFGe) utilizam os n\u00edveis de creatinina s\u00e9rica juntamente com idade e sexo (equa\u00e7\u00f5es atuais, como a CKD-EPI 2021, n\u00e3o incluem mais a ra\u00e7a) para fornecer uma avalia\u00e7\u00e3o mais precisa da fun\u00e7\u00e3o renal.<span class=\"citation\">\u2074<\/span> As diretrizes Kidney Disease Improving Global Outcomes (KDIGO) classificam a DRC em est\u00e1gios com base nos valores de TFG, que v\u00e3o do Est\u00e1gio 1 (TFG \u226590 mL\/min\/1,73 m\u00b2) ao Est\u00e1gio 5 (TFG &lt;15 mL\/min\/1,73 m\u00b2), e cada est\u00e1gio requer abordagens de manejo espec\u00edficas.<span class=\"citation\">\u00b2<\/span><\/p>\n    \n    <p>Os resultados esperados dos testes de fun\u00e7\u00e3o renal incluem a detec\u00e7\u00e3o precoce da disfun\u00e7\u00e3o renal, o estadiamento adequado da doen\u00e7a renal, a otimiza\u00e7\u00e3o da dose dos medicamentos e a interven\u00e7\u00e3o oportuna para retardar a progress\u00e3o da doen\u00e7a e prevenir complica\u00e7\u00f5es.<\/p>","gt-related-evidence":null,"gt-featured":true,"gt-ai-referenced":false,"gt-view-count":114},"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>Testes de Fun\u00e7\u00e3o Renal: Avalia\u00e7\u00e3o Urol\u00f3gica | Rigicon<\/title>\n<meta name=\"description\" content=\"Saiba sobre os testes de fun\u00e7\u00e3o renal na urologia: creatinina, TFGe, clearance e exames de imagem funcional. 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