{"id":12694,"date":"2025-07-11T10:21:49","date_gmt":"2025-07-11T14:21:49","guid":{"rendered":"https:\/\/www.rigicon.com\/glossary-term\/cystitis\/"},"modified":"2025-07-11T10:21:49","modified_gmt":"2025-07-11T14:21:49","slug":"cistite","status":"publish","type":"glossary-term","link":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/cistite\/","title":{"rendered":"Cistite"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","glossary-category":[126],"glossary-product":[108,107],"class_list":["post-12694","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>Cistite refere-se \u00e0 inflama\u00e7\u00e3o do trato urin\u00e1rio inferior ou, mais especificamente, da bexiga urin\u00e1ria.<sup>1<\/sup> Pode ser amplamente categorizada como n\u00e3o complicada ou complicada.<sup>2<\/sup> Cistite n\u00e3o complicada refere-se \u00e0 infec\u00e7\u00e3o do trato urin\u00e1rio inferior (ITU) em homens ou mulheres n\u00e3o gr\u00e1vidas que s\u00e3o saud\u00e1veis. A cistite aguda \u00e9 normalmente causada por uma infec\u00e7\u00e3o bacteriana da bexiga urin\u00e1ria.<sup>3<\/sup> A cistite complicada est\u00e1 associada a fatores de risco que aumentam a virul\u00eancia da infec\u00e7\u00e3o ou o potencial de falha da terapia antibi\u00f3tica.<sup>4<\/sup> As mulheres s\u00e3o particularmente suscet\u00edveis devido \u00e0 proximidade do reto ao meato uretral, bem como ao comprimento relativamente curto da uretra em mulheres.<sup>5<\/sup><\/p>\n<p>A cistite \u00e9 a inflama\u00e7\u00e3o da bexiga, geralmente causada por infec\u00e7\u00e3o bacteriana ascendente pela uretra. Escherichia coli \u00e9 respons\u00e1vel por 75-90% dos casos. Afeta predominantemente mulheres, com preval\u00eancia de 50% ao longo da vida. Os sintomas incluem dis\u00faria, polaci\u00faria, urg\u00eancia urin\u00e1ria, dor suprap\u00fabica e, ocasionalmente, hemat\u00faria. A cistite n\u00e3o complicada \u00e9 uma das infec\u00e7\u00f5es mais comuns na pr\u00e1tica cl\u00ednica.<\/p>","gt-synonyms":"Infec\u00e7\u00e3o da bexiga, infec\u00e7\u00e3o do trato urin\u00e1rio inferior (ITU), cistite aguda, cistite bacteriana, cistite hemorr\u00e1gica, cistite intersticial (tipo espec\u00edfico)","gt-citation":"[1] Li R, Leslie SW. Cystitis. StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2023 May 30. PMID: 31335084. DOI: 10.32388\/NBK482435\n\n[2] Kolman KB. Cystitis and Pyelonephritis: Diagnosis, Treatment, and Prevention. Prim Care. 2019 Jun;46(2):191-202. DOI: 10.1016\/j.pop.2019.01.001\n\n[3] Flores-Mireles AL, Walker JN, Caparon M, Hultgren SJ. Urinary tract infections: epidemiology, mechanisms of infection and treatment options. Nat Rev Microbiol. 2015 May;13(5):269-84. DOI: 10.1038\/nrmicro3432\n\n[4] Gupta K, Hooton TM, Naber KG, et al. International clinical practice guidelines for the treatment of acute uncomplicated cystitis and pyelonephritis in women: A 2010 update by the Infectious Diseases Society of America and the European Society for Microbiology and Infectious Diseases. Clin Infect Dis. 2011;52(5):e103-e120. DOI: 10.1093\/cid\/ciq257\n\n[5] Medina M, Castillo-Pino E. An introduction to the epidemiology and burden of urinary tract infections. Ther Adv Urol. 2019;11:1756287219832172. DOI: 10.1177\/1756287219832172","gt-clinical-context":"<p>A cistite \u00e9 diagnosticada clinicamente em pacientes com sinais e sintomas consistentes com uma ITU baixa em combina\u00e7\u00e3o com evid\u00eancias laboratoriais de pi\u00faria e\/ou nitritos.<sup>1<\/sup> Os sintomas comuns incluem dis\u00faria, frequ\u00eancia urin\u00e1ria, urg\u00eancia, dor suprap\u00fabica e hemat\u00faria.<sup>2<\/sup> Febre, dor no flanco, n\u00e1usea e v\u00f4mito s\u00e3o mais sugestivos de pielonefrite (rins infec\u00e7\u00e3o).<sup>3<\/sup><\/p>\n \n <p>O exame de urina \u00e9 o exame laboratorial mais importante no diagn\u00f3stico de uma ITU, com pi\u00faria (presen\u00e7a de pelo menos 10 gl\u00f3bulos brancos\/HPF) quase sempre presente.<sup>4<\/sup> As tiras reagente urin\u00e1rias detectam a presen\u00e7a de esterase leucocit\u00e1ria e nitritos, com valor preditivo positivo de 85% quando ambos s\u00e3o positivos.<sup>5<\/sup> A urocultura \u00e9 ben\u00e9fica para identificar pat\u00f3genos etiol\u00f3gicos e determinar perfis de suscetibilidade antimicrobiana, especialmente em casos complicados.<sup>6<\/sup><\/p>\n \n <p>O tratamento envolve terapia antibi\u00f3tica, com agentes de primeira linha, incluindo nitrofuranto\u00edna, sulfametoxazol-trimetoprim (se a resist\u00eancia local for <20%) e fosfomicina.<sup>7<\/sup> A dura\u00e7\u00e3o do tratamento varia de 3-5 dias para cistite n\u00e3o complicada a 7-14 dias para pielonefrite.<sup>8<\/sup> Pacientes com cistite complicada que n\u00e3o respondem aos tratamentos apropriados o tratamento antimicrobiano pode exigir avalia\u00e7\u00e3o adicional por meio de imagens radiogr\u00e1ficas do trato urin\u00e1rio superior.<sup>9<\/sup><\/p>\n \n <p>Os fatores de risco para cistite n\u00e3o complicada incluem sexo feminino, rela\u00e7\u00e3o sexual, uso de espermicida, novo parceiro sexual no \u00faltimo ano, ITU anterior, forte hist\u00f3rico familiar de ITU e estado p\u00f3s-menopausa.<sup>10<\/sup> Aproximadamente 60% das mulheres ter\u00e3o uma infec\u00e7\u00e3o na bexiga durante a vida, com 20-40% apresentando recorr\u00eancia.<sup>11<\/sup><\/p>\n<p>A EAU 2023 recomenda nitrofuranto\u00edna, fosfomicina ou pivmecilinam como antibi\u00f3ticos de primeira linha para cistite n\u00e3o complicada. A urocultura n\u00e3o \u00e9 necess\u00e1ria em casos n\u00e3o complicados, mas \u00e9 indicada em cistite recorrente (\u2265 3 epis\u00f3dios\/ano), gestantes e homens. A profilaxia de cistite recorrente inclui medidas comportamentais, D-manose, probi\u00f3ticos vaginais e, como \u00faltima op\u00e7\u00e3o, antibioticoprofilaxia de baixa dose.<\/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>Cistite: Infec\u00e7\u00e3o Urin\u00e1ria da Bexiga | Rigicon<\/title>\n<meta name=\"description\" content=\"Saiba sobre cistite, inflama\u00e7\u00e3o da bexiga geralmente causada por infec\u00e7\u00e3o bacteriana. Sintomas, diagn\u00f3stico, tratamento e preven\u00e7\u00e3o. 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