{"id":12582,"date":"2025-06-20T11:34:34","date_gmt":"2025-06-20T15:34:34","guid":{"rendered":"https:\/\/www.rigicon.com\/glossary-term\/pudendal-nerve\/"},"modified":"2025-06-20T11:34:34","modified_gmt":"2025-06-20T15:34:34","slug":"nervo-pudendo","status":"publish","type":"glossary-term","link":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/nervo-pudendo\/","title":{"rendered":"Nervo Pudendo"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","glossary-category":[142],"glossary-product":[108,107,104,105],"class_list":["post-12582","glossary-term","type-glossary-term","status-publish","hentry","glossary-category-neuroanatomy","glossary-product-conticlassic-aus","glossary-product-contireflex-enhanced-aus","glossary-product-infla10-pulse-ipp-series","glossary-product-rigi10-malleable-penile-prosthesis"],"acf":{"gt-definition":"<p>O nervo pudendo \u00e9 um nervo pareado bilateral originado dos ramos ventrais dos nervos espinhais sacrais S2, S3 e S4.\u00b9 Ele carrega ax\u00f4nios motores e sensoriais.\u00b9 Seu nome \u00e9 derivado da palavra latina \"pudendum\", refletindo as regi\u00f5es que ele inerva, que incluem o canal retal, \u00e2nus, per\u00edneo e genit\u00e1lia externa de ambos os sexos.\u00b9 O nervo pudendo \u00e9 crucial para fornecer sensa\u00e7\u00e3o ao p\u00eanis e clit\u00f3ris, aos pequenos l\u00e1bios, ao vest\u00edbulo vaginal, \u00e0 por\u00e7\u00e3o inferior do canal vaginal e \u00e0s faces posteriores do escroto e dos grandes l\u00e1bios.\u00b9 Desempenha um papel significativo no controle dos m\u00fasculos som\u00e1ticos envolvidos na ere\u00e7\u00e3o do p\u00eanis e do clit\u00f3ris, bem como na ejacula\u00e7\u00e3o em homens.\u00b9 Al\u00e9m disso, esse nervo inerva o esf\u00edncter anal externo e o esf\u00edncter uretral externo, contribuindo para o controle volunt\u00e1rio da defeca\u00e7\u00e3o e da mic\u00e7\u00e3o.\u00b9 O nervo pudendo normalmente emite tr\u00eas ramos principais: o nervo retal inferior, o nervo perineal e o nervo dorsal do p\u00eanis ou clit\u00f3ris.\u00b9<\/p>\n<p>O nervo pudendo (S2-S4) \u00e9 o principal nervo sensitivo e motor do per\u00edneo, respons\u00e1vel pela inerva\u00e7\u00e3o da genit\u00e1lia externa, esf\u00edncter uretral externo, esf\u00edncter anal externo e m\u00fasculos do assoalho p\u00e9lvico. Percorre o canal de Alcock na parede lateral da fossa isquiorretal, dividindo-se em ramos: nervo retal inferior, nervo perineal e nervo dorsal do p\u00eanis\/clit\u00f3ris.<\/p>","gt-synonyms":"Nervo do canal de Alcock (em refer\u00eancia \u00e0 sua passagem pelo canal de Alcock\/canal pudendo)","gt-citation":"[1] Kinter KG, Newton BW. Anatomy, Abdomen and Pelvis, Pudendal Nerve. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2024 Jan-. Updated 2023 Feb 10. Available from: https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK554736\/\n\n[2] Juenemann KP, Lue TF, Schmidt RA, Tanagho EA. Clinical significance of sacral and pudendal nerve anatomy. J Urol. 1988 Jan;139(1):74-80. DOI: 10.1016\/s0022-5347(17)42297-x.\n\n[3] Antolak S Jr, Antolak C, Pawlina W, Spinner RJ. Pudendal Neuralgia-A Comprehensive Review, Update, and New Insights into the Role of Fascia. Clin Anat. 2023 Jan;36(1):126-145. DOI: 10.1002\/ca.23960.\n\n[4] Gerlis, M. (2025, February 10). The Pudendal Nerve. TeachMeAnatomy. Retrieved from https:\/\/teachmeanatomy.info\/pelvis\/other\/pudendal-nerve\/","gt-clinical-context":"<p>O nervo pudendo tem import\u00e2ncia cl\u00ednica significativa devido \u00e0 sua extensa inerva\u00e7\u00e3o do per\u00edneo e das estruturas p\u00e9lvicas. Est\u00e1 comumente implicado em diversas condi\u00e7\u00f5es e procedimentos:<\/p>\n<p>Nevralgia pudenda: Esta \u00e9 uma condi\u00e7\u00e3o de dor cr\u00f4nica e muitas vezes debilitante que ocorre na distribui\u00e7\u00e3o do nervo pudendo.\u00b9 Os sintomas podem incluir dor em queima\u00e7\u00e3o, pontada ou dor nos \u00f3rg\u00e3os genitais, per\u00edneo ou regi\u00e3o anorretal, muitas vezes exacerbada ao sentar-se.\u00b3 Aprisionamento do nervo pudendo, onde o nervo \u00e9 comprimido ao longo de seu curso (por exemplo, entre ligamentos ou no canal de Alcock), \u00e9 uma causa comum.\u00b3<br \/>\nParto: O nervo pudendo pode ser suscet\u00edvel a les\u00f5es durante o parto, principalmente durante o parto vaginal, devido ao estiramento ou compress\u00e3o.\u00b9 Tais les\u00f5es podem causar perda sensorial, incontin\u00eancia fecal ou urin\u00e1ria e disfun\u00e7\u00e3o sexual.\u00b9<br \/>\nBloqueio do Nervo Pudendal: Este \u00e9 um procedimento anest\u00e9sico usado para fornecer analgesia para procedimentos obst\u00e9tricos (por exemplo, durante o segundo est\u00e1gio do trabalho de parto, reparo de episiotomia), cirurgia anorretal ou para diagnosticar e tratar neuralgia pudenda.\u00b9 O anest\u00e9sico \u00e9 normalmente injetado pr\u00f3ximo \u00e0 coluna isqui\u00e1tica, onde o nervo pode ser palpado.&sup4;<br \/>\nContin\u00eancia Urin\u00e1ria e Fecal: O nervo pudendo fornece inerva\u00e7\u00e3o motora ao esf\u00edncter uretral externo e ao esf\u00edncter anal externo, desempenhando um papel crucial no controle volunt\u00e1rio da mic\u00e7\u00e3o e defeca\u00e7\u00e3o.\u00b9 Danos ao nervo ou seus ramos podem resultar em incontin\u00eancia urin\u00e1ria e\/ou fecal.\u00b2 Foi demonstrado que a eletroestimula\u00e7\u00e3o do nervo pudendo aumenta press\u00e3o de fechamento intrauretral, destacando seu papel nos mecanismos de contin\u00eancia.\u00b2<br \/>\nFun\u00e7\u00e3o Sexual: O nervo pudendo \u00e9 vital para a fun\u00e7\u00e3o sexual normal em homens e mulheres. Ele transporta informa\u00e7\u00f5es sensoriais da genit\u00e1lia externa (p\u00eanis e clit\u00f3ris) e fornece controle motor aos m\u00fasculos envolvidos na ere\u00e7\u00e3o e na ejacula\u00e7\u00e3o.\u00b9 Os danos podem levar \u00e0 disfun\u00e7\u00e3o sexual, incluindo diminui\u00e7\u00e3o da sensa\u00e7\u00e3o, disfun\u00e7\u00e3o er\u00e9til ou dor durante a rela\u00e7\u00e3o sexual.\u00b9<br \/>\nConsidera\u00e7\u00f5es Cir\u00fargicas: O conhecimento da anatomia do nervo pudendo \u00e9 fundamental durante procedimentos cir\u00fargicos nas regi\u00f5es p\u00e9lvicas e perineais para evitar les\u00f5es iatrog\u00eanicas.\u00b9 Varia\u00e7\u00f5es em seu curso e padr\u00f5es de ramifica\u00e7\u00e3o devem ser consideradas pelos cirurgi\u00f5es.&sup4;<br \/>\nAvalia\u00e7\u00e3o diagn\u00f3stica: Estudos eletrofisiol\u00f3gicos, como testes de lat\u00eancia motora do nervo pudendo, podem ser usados para avaliar a fun\u00e7\u00e3o do nervo pudendo e diagnosticar neuropatia.\u00b9 T\u00e9cnicas de imagem como resson\u00e2ncia magn\u00e9tica tamb\u00e9m podem ser empregadas para identificar locais potenciais de compress\u00e3o ou les\u00e3o nervosa.\u00b3<\/p>\n<p>Na pr\u00e1tica urol\u00f3gica, o nervo pudendo \u00e9 relevante na contin\u00eancia urin\u00e1ria (inerva\u00e7\u00e3o do esf\u00edncter externo), ere\u00e7\u00e3o (nervo dorsal do p\u00eanis) e ejacula\u00e7\u00e3o. A neuropatia do pudendo pode causar dor p\u00e9lvica cr\u00f4nica, incontin\u00eancia e disfun\u00e7\u00e3o er\u00e9til. A preserva\u00e7\u00e3o nervosa durante cirurgias perineais (implante de pr\u00f3tese, uretroplastia) \u00e9 essencial para manter a fun\u00e7\u00e3o sensorial e motora.<\/p>","gt-related-evidence":null,"gt-featured":false,"gt-ai-referenced":false,"gt-view-count":116},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.9 (Yoast SEO v27.9) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Nervo Pudendo: Anatomia e Import\u00e2ncia Urol\u00f3gica | Rigicon<\/title>\n<meta name=\"description\" content=\"Conhe\u00e7a o nervo pudendo, estrutura essencial para sensibilidade genital, contin\u00eancia e ere\u00e7\u00e3o. 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