{"id":12663,"date":"2025-07-09T09:53:45","date_gmt":"2025-07-09T13:53:45","guid":{"rendered":"https:\/\/www.rigicon.com\/glossary-term\/urinary-frequency\/"},"modified":"2026-10-06T12:50:55","modified_gmt":"2026-10-06T16:50:55","slug":"frequencia-urinaria","status":"publish","type":"glossary-term","link":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/frequencia-urinaria\/","title":{"rendered":"Frequ\u00eancia Urin\u00e1ria"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","glossary-category":[126],"glossary-product":[108,107],"class_list":["post-12663","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 polaci\u00faria (aumento da frequ\u00eancia urin\u00e1ria) \u00e9 a necessidade de urinar muitas vezes durante o dia, \u00e0 noite (noct\u00faria) ou ambos, por\u00e9m em volumes normais ou inferiores ao normal.<sup>1<\/sup> Ela se distingue da poli\u00faria, que \u00e9 o aumento do d\u00e9bito urin\u00e1rio &gt; 3 L\/dia.<sup>1<\/sup> O aumento da frequ\u00eancia pode ser acompanhado da sensa\u00e7\u00e3o de necessidade urgente de urinar (urg\u00eancia urin\u00e1ria).<sup>1<\/sup> A mic\u00e7\u00e3o anormalmente frequente (por exemplo, uma vez a cada uma ou duas horas) \u00e9 denominada polaci\u00faria.<sup>2<\/sup> A polaci\u00faria geralmente resulta de dist\u00farbios do trato geniturin\u00e1rio inferior. A inflama\u00e7\u00e3o da bexiga, da uretra ou de ambas causa a sensa\u00e7\u00e3o de necessidade de urinar. No entanto, essa sensa\u00e7\u00e3o n\u00e3o \u00e9 aliviada pelo esvaziamento da bexiga, de modo que, uma vez esvaziada a bexiga, os pacientes continuam tentando urinar, mas eliminam apenas pequenos volumes de urina.<sup>1<\/sup><\/p>","gt-synonyms":"Mic\u00e7\u00e3o urgente, frequ\u00eancia ou urg\u00eancia urin\u00e1ria, s\u00edndrome de frequ\u00eancia de urg\u00eancia, s\u00edndrome da bexiga hiperativa (BH), s\u00edndrome de urg\u00eancia","gt-citation":"[1] Maddukuri G. Urinary Frequency. Merck Manual Professional Version. Reviewed\/Revised Sept 2024. https:\/\/www.merckmanuals.com\/professional\/genitourinary-disorders\/symptoms-of-genitourinary-disorders\/urinary-frequency\n\n[2] Wrenn K. Dysuria, Frequency, and Urgency. In: Walker HK, Hall WD, Hurst JW, editors. Clinical Methods: The History, Physical, and Laboratory Examinations. 3rd edition. Boston: Butterworths; 1990. Chapter 181. https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK291\/\n\n[3] Frequent Urination - Symptoms and Causes. Penn Medicine. Reviewed on 4\/10\/2022. https:\/\/www.pennmedicine.org\/for-patients-and-visitors\/patient-information\/conditions-treated-a-to-z\/frequent-urination\n\n[4] Mayo Clinic Staff. Frequent urination Causes. Mayo Clinic. May 19, 2023. https:\/\/www.mayoclinic.org\/symptoms\/frequent-urination\/basics\/causes\/sym-20050712","gt-clinical-context":"<p>A polaci\u00faria (aumento da frequ\u00eancia urin\u00e1ria) \u00e9 um sintoma comum de apresenta\u00e7\u00e3o tanto na aten\u00e7\u00e3o prim\u00e1ria quanto na urologia. Pode ser causada por diversas condi\u00e7\u00f5es que afetam o trato urin\u00e1rio inferior.<sup>1<\/sup> As causas mais comuns incluem as infec\u00e7\u00f5es do trato urin\u00e1rio (ITUs), que s\u00e3o a causa mais comum em crian\u00e7as e mulheres<sup>2,4<\/sup>, e as doen\u00e7as da pr\u00f3stata, que s\u00e3o uma causa comum em homens com idade &gt; 50 anos.<sup>1,4<\/sup><\/p>\n    \n    <p>A sele\u00e7\u00e3o de pacientes para avalia\u00e7\u00e3o depende da gravidade dos sintomas, dos sintomas associados e dos fatores de risco. A dis\u00faria sugere que o aumento da frequ\u00eancia se deve a infec\u00e7\u00e3o do trato urin\u00e1rio ou a hiperplasia prost\u00e1tica benigna (HPB).<sup>1<\/sup> Cirurgia p\u00e9lvica pr\u00e9via sugere incontin\u00eancia.<sup>1<\/sup> Jato urin\u00e1rio fraco, noct\u00faria ou ambos sugerem HPB.<sup>1<\/sup> O aumento da frequ\u00eancia urin\u00e1ria em um paciente jovem e, de resto, saud\u00e1vel pode ser decorrente da ingest\u00e3o excessiva de \u00e1lcool ou de bebidas com cafe\u00edna.<sup>1<\/sup> A hemat\u00faria macrosc\u00f3pica sugere ITU e c\u00e1lculos em pacientes mais jovens e c\u00e2ncer geniturin\u00e1rio em pacientes mais velhos.<sup>1<\/sup><\/p>\n    \n    <p>A avalia\u00e7\u00e3o diagn\u00f3stica normalmente inclui exame de urina e urocultura para detectar infec\u00e7\u00e3o e hemat\u00faria.<sup>1<\/sup> Cistoscopia, cistometria e uretrografia podem ser realizadas para diagnosticar cistite, obstru\u00e7\u00e3o da sa\u00edda vesical e cistocele.<sup>1<\/sup> Em homens mais velhos, podem ser necess\u00e1rias a dosagem do ant\u00edgeno prost\u00e1tico espec\u00edfico, a ultrassonografia e a bi\u00f3psia de pr\u00f3stata para diferenciar a HPB do c\u00e2ncer de pr\u00f3stata.<sup>1<\/sup><\/p>\n    \n    <p>O tratamento varia conforme a causa. As ITUs s\u00e3o tratadas com antibi\u00f3ticos adequados. A HPB pode exigir medicamentos ou interven\u00e7\u00e3o cir\u00fargica. Modifica\u00e7\u00f5es do estilo de vida, como a redu\u00e7\u00e3o da ingest\u00e3o de cafe\u00edna, podem ajudar a controlar o aumento da frequ\u00eancia urin\u00e1ria em pessoas saud\u00e1veis.<sup>1,4<\/sup><\/p>","gt-related-evidence":null,"gt-featured":true,"gt-ai-referenced":false,"gt-view-count":120},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.6 (Yoast SEO v28.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Frequ\u00eancia Urin\u00e1ria: Causas e Avalia\u00e7\u00e3o | Rigicon<\/title>\n<meta name=\"description\" content=\"Entenda a frequ\u00eancia urin\u00e1ria aumentada: quando \u00e9 normal, causas patol\u00f3gicas, avalia\u00e7\u00e3o com di\u00e1rio miccional e op\u00e7\u00f5es de tratamento. 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