{"id":12800,"date":"2025-07-31T10:50:47","date_gmt":"2025-07-31T14:50:47","guid":{"rendered":"https:\/\/www.rigicon.com\/glossary-term\/nephrostomy\/"},"modified":"2025-07-31T10:50:47","modified_gmt":"2025-07-31T14:50:47","slug":"nefrostomia-pt-br","status":"publish","type":"glossary-term","link":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/nefrostomia-pt-br\/","title":{"rendered":"Nefrostomia"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","glossary-category":[112],"glossary-product":[],"class_list":["post-12800","glossary-term","type-glossary-term","status-publish","hentry","glossary-category-surgical-procedures"],"acf":{"gt-definition":"<p>Uma nefrostomia \u00e9 uma abertura cir\u00fargica no rim para drenar a urina quando a drenagem normal est\u00e1 bloqueada. Envolve a inser\u00e7\u00e3o de um cateter atrav\u00e9s da pele e no sistema coletor do rim para criar uma via artificial para a drenagem da urina.<span class=\"citation\">\u00a4\u00a40001\u00a4\u00a4<\/span> Este procedimento minimamente invasivo \u00e9 normalmente realizado quando o acesso ureteral retr\u00f3grado - atrav\u00e9s da uretra e da bexiga - n\u00e3o \u00e9 vi\u00e1vel devido a fatores anat\u00f4micos ou patol\u00f3gicos.<span class=\"citation\">\u00a4\u00a40002\u00a4\u00a4<\/span> O procedimento cria uma conex\u00e3o direta entre o rim e o exterior do corpo, contornando obstru\u00e7\u00f5es no trato urin\u00e1rio trato.<span class=\"citation\">\u00a4\u00a40003\u00a4\u00a4<\/span><\/p>\n<p>A nefrostomia \u00e9 um procedimento em que um cateter \u00e9 inserido percutaneamente no rim para drenagem direta de urina, realizado sob orienta\u00e7\u00e3o ultrassonogr\u00e1fica ou fluorosc\u00f3pica. \u00c9 indicada em obstru\u00e7\u00f5es ureterais que n\u00e3o podem ser tratadas por via retr\u00f3grada, infec\u00e7\u00f5es do trato urin\u00e1rio superior com obstru\u00e7\u00e3o (pionefrose) e como etapa preparat\u00f3ria para NLP.<\/p>","gt-synonyms":"Nefrostomia Percut\u00e2nea (PCN), Tubo de Nefrostomia Percut\u00e2nea (PNT), Nefropielostomia, Cateterismo da Pelve Renal, Drenagem Renal Percut\u00e2nea","gt-citation":"[1] Young M, Leslie SW. Percutaneous Nephrostomy. StatPearls. 2023. PMID: 30725605. DOI: https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK493205\/\n\n[2] Dagli M, Ramchandani P. Percutaneous Nephrostomy: Technical Aspects and Indications. Semin Intervent Radiol. 2011 Dec;28(4):424-437. DOI: 10.1055\/s-0031-1296085. PMID: 23204641.\n\n[3] Siddiqui NH, Schwartz BF. Percutaneous Nephrostomy. Medscape. Updated May 9, 2024. Available from: https:\/\/emedicine.medscape.com\/article\/1821504-overview\n\n[4] Goodwin WE, Casey WC, Woolf W. Percutaneous trocar (needle) nephrostomy in hydronephrosis. J Am Med Assoc. 1955;157(11):891-894. DOI: 10.1001\/jama.1955.02950280015005","gt-clinical-context":"<p>A nefrostomia \u00e9 indicada principalmente para o al\u00edvio da obstru\u00e7\u00e3o do trato urin\u00e1rio, que \u00e9 respons\u00e1vel por 85-90% de todas as nefrostomias.<span class=\"citation\">\u00a4\u00a40001\u00a4\u00a4<\/span> As tr\u00eas causas mais comuns de obstru\u00e7\u00e3o renal em adultos s\u00e3o c\u00e1lculos urin\u00e1rios, malignidade e estenose benigna iatrog\u00eanica.<span class=\"citation\">\u00a4\u00a40002\u00a4\u00a4<\/span><\/p>\n \n <p>Os crit\u00e9rios de sele\u00e7\u00e3o de pacientes incluem aqueles com condi\u00e7\u00f5es benignas ou malignas que causam obstru\u00e7\u00e3o urin\u00e1ria, onde os cirurgi\u00f5es t\u00eam um plano de resolu\u00e7\u00e3o assim que a amea\u00e7a imediata for abordada.<span class=\"citation\">\u00a4\u00a40003\u00a4\u00a4<\/span> A indica\u00e7\u00e3o mais urgente \u00e9 um trato urin\u00e1rio gravemente obstru\u00eddo e infectado (pionefrose, pielonefrite obstrutiva ou urosepsis), que pode ser fatal.<span class=\"citation\">\u00a4\u00a40004\u00a4\u00a4<\/span><\/p>\n \n <p>O procedimento cir\u00fargico come\u00e7a com imagens diagn\u00f3sticas transversais (ultrassonografia ou tomografia computadorizada) para confirmar a obstru\u00e7\u00e3o e identificar a patologia.<span class=\"citation\">\u00a4\u00a40005\u00a4\u00a4<\/span> Sob anestesia local e seda\u00e7\u00e3o, uma agulha \u00e9 inserida atrav\u00e9s da pele no sistema coletor do rim, seguida pela coloca\u00e7\u00e3o de um cateter de drenagem.<span class=\"citation\">\u00a4\u00a40006\u00a4\u00a4<\/span> Isso permite a descompress\u00e3o minimamente invasiva do rim obstru\u00eddo e permite a coleta de amostras para diagn\u00f3stico prop\u00f3sitos.<span class=\"citation\">\u00a4\u00a40007\u00a4\u00a4<\/span><\/p>\n \n <p>Os resultados esperados incluem al\u00edvio imediato da obstru\u00e7\u00e3o e preserva\u00e7\u00e3o da fun\u00e7\u00e3o renal. A recupera\u00e7\u00e3o completa da fun\u00e7\u00e3o renal \u00e9 prov\u00e1vel mesmo com obstru\u00e7\u00e3o mec\u00e2nica completa por at\u00e9 uma semana, com taxas de recupera\u00e7\u00e3o decrescentes al\u00e9m desse per\u00edodo.<span class=\"citation\">\u00a4\u00a40008\u00a4\u00a4<\/span> A nefrostomia de longo prazo pode ser necess\u00e1ria em casos de obstru\u00e7\u00e3o permanente, embora acarrete certas morbidades que devem ser consideradas.<span class=\"citation\">\u00a4\u00a40009\u00a4\u00a4<\/span><\/p>\n<p>Na urg\u00eancia, a nefrostomia \u00e9 indicada para descompress\u00e3o do sistema coletor em pionefrose ou insufici\u00eancia renal obstrutiva bilateral. O cateter deve ser mantido com cuidados ass\u00e9pticos e troca peri\u00f3dica a cada 2-3 meses. Complica\u00e7\u00f5es incluem deslocamento do cateter (5-10%), infec\u00e7\u00e3o e sangramento. A convers\u00e3o para stent duplo J \u00e9 preferida quando a causa da obstru\u00e7\u00e3o \u00e9 resolvida.<\/p>","gt-related-evidence":null,"gt-featured":true,"gt-ai-referenced":false,"gt-view-count":100},"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>Nefrostomia: Drenagem Renal Percut\u00e2nea | Rigicon<\/title>\n<meta name=\"description\" content=\"Conhe\u00e7a a nefrostomia, drenagem urin\u00e1ria do rim por via percut\u00e2nea. Indica\u00e7\u00f5es de urg\u00eancia, t\u00e9cnica guiada por imagem e cuidados com o cateter. 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