{"id":12868,"date":"2025-08-14T10:19:42","date_gmt":"2025-08-14T14:19:42","guid":{"rendered":"https:\/\/www.rigicon.com\/glossary-term\/vesical-leak-point-pressure-vlpp\/"},"modified":"2025-08-14T10:19:42","modified_gmt":"2025-08-14T14:19:42","slug":"pressao-de-perda-no-ponto-vesical-vlpp","status":"publish","type":"glossary-term","link":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/pressao-de-perda-no-ponto-vesical-vlpp\/","title":{"rendered":"Press\u00e3o de Perda no Ponto Vesical (VLPP)"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","glossary-category":[109],"glossary-product":[],"class_list":["post-12868","glossary-term","type-glossary-term","status-publish","hentry","glossary-category-diagnostic-phenomena"],"acf":{"gt-definition":"<p>A press\u00e3o do ponto de vazamento vesical (VLPP) \u00e9 um teste urodin\u00e2mico din\u00e2mico que mede a press\u00e3o intravesical mais baixa na qual ocorre o vazamento de urina durante o aumento da press\u00e3o abdominal na aus\u00eancia de contra\u00e7\u00e3o do detrusor.<sup>1<\/sup> Avalia especificamente o limiar de press\u00e3o no qual o mecanismo do esf\u00edncter uretral falha em manter a contin\u00eancia quando submetido ao aumento da press\u00e3o intra-abdominal por meio de uma manobra de Valsalva.<sup>2<\/sup> O VLPP \u00e9 um par\u00e2metro cr\u00edtico para avaliar a integridade do esf\u00edncter uretral e quantificar a gravidade da incontin\u00eancia urin\u00e1ria de esfor\u00e7o.<sup>3<\/sup> O teste \u00e9 realizado durante estudos urodin\u00e2micos, fazendo com que o paciente realize uma manobra de Valsalva controlada (exala\u00e7\u00e3o for\u00e7ada contra boca fechada, glote e nariz) enquanto a press\u00e3o da bexiga \u00e9 medida simultaneamente, com a press\u00e3o mais baixa causando vazamento vis\u00edvel de urina sendo registrada como VLPP valor.<sup>4<\/sup><\/p>\n<p>A press\u00e3o de perda no ponto vesical (Valsalva Leak Point Pressure - VLPP) \u00e9 um par\u00e2metro urodin\u00e2mico que mede a menor press\u00e3o vesical necess\u00e1ria para causar perda urin\u00e1ria durante manobra de Valsalva. \u00c9 utilizada para diferenciar incontin\u00eancia por hipermobilidade uretral (VLPP > 90 cmH\u2082O) de defici\u00eancia esfincteriana intr\u00ednseca (VLPP < 60 cmH\u2082O).<\/p>","gt-synonyms":"Press\u00e3o do ponto de vazamento de Valsalva, press\u00e3o do ponto de vazamento abdominal (ALPP), Valsalva LPP, teste de press\u00e3o do ponto de vazamento vesical, press\u00e3o do ponto de vazamento da bexiga","gt-citation":"[1] Haylen BT, de Ridder D, Freeman RM, et al. An International Urogynecological Association (IUGA)\/International Continence Society (ICS) joint report on the terminology for female pelvic floor dysfunction. Int Urogynecol J. 2010;21(1):5-26. DOI: https:\/\/doi.org\/10.1007\/s00192-009-0976-9\n\n[2] McGuire EJ, Woodside JR, Borden TA, et al. Prognostic value of urodynamic testing in myelodysplastic patients. J Urol. 1981;126(2):205-209. DOI: https:\/\/doi.org\/10.1016\/s0022-5347(17)54449-3\n\n[3] Seo YH, Kim SO, Yu HS, Kwon DD. Leak point pressure at different bladder volumes in stress urinary incontinence in women: Comparison between Valsalva and cough-induced leak point pressure. Can Urol Assoc J. 2016;10(1-2):E23-E27. DOI: https:\/\/doi.org\/10.5489\/cuaj.3329\n\n[4] Yao M, Shah O, Ghali F, et al. Urodynamic Testing and Interpretation. StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2023. PMID: 32644384.","gt-clinical-context":"<p>A press\u00e3o do ponto de vazamento vesical (VLPP) \u00e9 usada principalmente na avalia\u00e7\u00e3o cl\u00ednica de pacientes com incontin\u00eancia urin\u00e1ria de esfor\u00e7o (IUE) para avaliar a integridade funcional do mecanismo do esf\u00edncter uretral.<sup>1<\/sup> Este par\u00e2metro diagn\u00f3stico \u00e9 particularmente valioso na determina\u00e7\u00e3o da presen\u00e7a e gravidade da defici\u00eancia intr\u00ednseca do esf\u00edncter (DIS), uma condi\u00e7\u00e3o caracterizada por coapta\u00e7\u00e3o uretral inadequada, resultando em incontin\u00eancia.<sup>2<\/sup><\/p>\n \n <p>A medi\u00e7\u00e3o normalmente \u00e9 realizada durante estudos urodin\u00e2micos abrangentes, com o paciente em posi\u00e7\u00e3o de litotomia em uma mesa urodin\u00e2mica.<sup>3<\/sup> Um dispositivo urodin\u00e2mico multicanal registra as press\u00f5es intravesicais e abdominais enquanto o paciente realiza uma manobra de Valsalva controlada em volumes espec\u00edficos da bexiga, geralmente entre 150-300 mL.<sup>3<\/sup><\/p>\n \n <p>O sistema de classifica\u00e7\u00e3o de McGuire fornece diretrizes de interpreta\u00e7\u00e3o cl\u00ednica: valores de VLPP abaixo de 60 cmH\u2082O sugerem fortemente defici\u00eancia intr\u00ednseca do esf\u00edncter, valores entre 60-90 cmH\u2082O s\u00e3o considerados equ\u00edvocos e valores acima de 90 cmH\u2082O geralmente indicam compet\u00eancia esfincteriana.<sup>2<\/sup> Uma press\u00e3o no ponto de vazamento abdominal superior a 150 cmH\u2082O sugere que \u00e9 improv\u00e1vel que a incontin\u00eancia seja causada por incompet\u00eancia uretral.<sup>1<\/sup><\/p>\n \n <p>As medi\u00e7\u00f5es de VLPP influenciam significativamente o planejamento do tratamento para incontin\u00eancia urin\u00e1ria de esfor\u00e7o, particularmente na tomada de decis\u00f5es cir\u00fargicas.<sup>4<\/sup> Pacientes com valores baixos de VLPP (<60 cmH\u2082O) podem ter resultados cir\u00fargicos diferentes em compara\u00e7\u00e3o com aqueles com valores mais altos, embora o valor preditivo permane\u00e7a controverso.<sup>1<\/sup> Alguns estudos indicam que VLPP pr\u00e9-operat\u00f3rio baixo se correlaciona com taxas de falha mais altas ap\u00f3s procedimentos de sling na uretra m\u00e9dia, enquanto outros n\u00e3o mostram nenhuma rela\u00e7\u00e3o significativa entre o VLPP pr\u00e9-operat\u00f3rio e as taxas de cura p\u00f3s-operat\u00f3ria.<sup>1<\/sup><\/p>\n \n <p>\u00c9 importante observar que as medi\u00e7\u00f5es do VLPP podem ser afetadas por v\u00e1rios fatores, incluindo o volume da bexiga (os valores normalmente diminuem com o aumento do volume), o tamanho do cateter, a posi\u00e7\u00e3o do paciente e a presen\u00e7a de prolapso de \u00f3rg\u00e3os p\u00e9lvicos.<sup>3<\/sup> Para uma avalia\u00e7\u00e3o abrangente, o VLPP \u00e9 frequentemente comparado com a press\u00e3o do ponto de vazamento induzida pela tosse (CLPP), que normalmente produz valores mais altos no mesmo paciente.<sup>3<\/sup><\/p>\n<p>A VLPP \u00e9 particularmente \u00fatil na avalia\u00e7\u00e3o pr\u00e9-operat\u00f3ria de pacientes com incontin\u00eancia de esfor\u00e7o. Valores < 60 cmH\u2082O indicam DEI grave e podem influenciar a escolha do tratamento: EUA para DEI grave vs. sling para hipermobilidade predominante. A EAU recomenda a VLPP como parte da avalia\u00e7\u00e3o urodin\u00e2mica completa antes de cirurgias para incontin\u00eancia, especialmente em casos complexos ou recorrentes.<\/p>","gt-related-evidence":null,"gt-featured":true,"gt-ai-referenced":false,"gt-view-count":144},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.7 (Yoast SEO v27.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Press\u00e3o de Perda Vesical (VLPP): Avalia\u00e7\u00e3o da Incontin\u00eancia | Rigicon<\/title>\n<meta name=\"description\" content=\"Conhe\u00e7a a VLPP, teste urodin\u00e2mico que mede a press\u00e3o vesical necess\u00e1ria para causar perda urin\u00e1ria. Papel no diagn\u00f3stico de DEI e IUE. 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