{"id":12011,"date":"2025-06-23T07:28:10","date_gmt":"2025-06-23T11:28:10","guid":{"rendered":"https:\/\/www.rigicon.com\/glossary-term\/urogenital-diaphragm-perineal-membrane\/"},"modified":"2026-10-06T18:04:24","modified_gmt":"2026-10-06T22:04:24","slug":"diafragma-urogenital-membrana-perineal","status":"publish","type":"glossary-term","link":"https:\/\/www.rigicon.com\/es\/glossary-term\/diafragma-urogenital-membrana-perineal\/","title":{"rendered":"Diafragma Urogenital (Membrana Perineal)"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","glossary-category":[143],"glossary-product":[108,107],"class_list":["post-12011","glossary-term","type-glossary-term","status-publish","hentry","glossary-category-anatomical-structures","glossary-product-conticlassic-aus","glossary-product-contireflex-enhanced-aus"],"acf":{"gt-definition":"<p>El t\u00e9rmino \u00abdiafragma urogenital\u00bb se ha utilizado hist\u00f3ricamente para describir una estructura musculofascial de la parte anterior del perin\u00e9, concretamente del tri\u00e1ngulo urogenital.\u00b9 Sin embargo, el conocimiento anat\u00f3mico actual suele preferir el t\u00e9rmino \u00abmembrana perineal\u00bb para describir con mayor precisi\u00f3n el componente fascial clave de esta regi\u00f3n.\u00b2 La membrana perineal es una l\u00e1mina triangular, resistente y densa de tejido fibromuscular que se extiende a lo largo de la mitad anterior de la salida p\u00e9lvica y se inserta lateralmente en las ramas isquiopubianas y, por detr\u00e1s, en el cuerpo perineal.\u00b9 Su funci\u00f3n principal es proporcionar soporte estructural a las v\u00edsceras p\u00e9lvicas, en particular a la uretra y, en las mujeres, a la vagina, que la atraviesan.\u00b2 Separa eficazmente el espacio perineal profundo (situado por encima) del espacio perineal superficial (situado por debajo).\u00b9 Tradicionalmente se consideraba que el \u00abdiafragma urogenital\u00bb estaba formado por la membrana perineal (como su fascia inferior) junto con los m\u00fasculos del espacio perineal profundo, como el m\u00fasculo transverso profundo del perin\u00e9 y el esf\u00ednter uretral externo (esf\u00ednter de la uretra).\u00b9 Algunas fuentes describen la fascia superior del diafragma urogenital como una continuaci\u00f3n de la fascia que recubre el diafragma p\u00e9lvico (elevador del ano).\u00b9 La membrana perineal y las estructuras musculares asociadas desempe\u00f1an un papel crucial en el soporte uretral, la continencia urinaria y la estabilidad general del suelo p\u00e9lvico.\u00b2<\/p>","gt-synonyms":"membrana perineal, ligamento triangular","gt-citation":"[1] Bolla SR, Hoare BS, Varacallo M. Anatomy, Abdomen and Pelvis: Deep Perineal Space. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2024 Jan-. Updated 2023 Aug 8. Available from: https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK538272\/\r\n\r\n[2] Stein TA, DeLancey JO. Structure of the Perineal Membrane in Females: Gross and Microscopic Anatomy. Obstet Gynecol. 2008 Mar;111(3):686-93. DOI: 10.1097\/AOG.0b013e318163a9a5. PMID: 18310372; PMCID: PMC2775042.\r\n\r\n[3] Perineal Membrane. In: ScienceDirect Topics. Elsevier. Available from: https:\/\/www.sciencedirect.com\/topics\/medicine-and-dentistry\/perineal-membrane (Accessed May 15, 2025).\r\n\r\n[4] Oelrich TM. The striated urogenital sphincter muscle in the female. Anat Rec. 1983 Feb;205(2):223-32. DOI: 10.1002\/ar.1092050213. PMID: 6846873.\r\n\r\n[5] Radiopaedia.org. Urogenital diaphragm. Available from: https:\/\/radiopaedia.org\/articles\/urogenital-diaphragm?lang=us (Accessed May 15, 2025).","gt-clinical-context":"<p>La membrana perineal (denominada hist\u00f3ricamente parte del diafragma urogenital) tiene importancia cl\u00ednica por su funci\u00f3n estructural en el suelo p\u00e9lvico y su proximidad a estructuras urogenitales vitales. Su integridad y su funci\u00f3n son importantes en varios contextos:<\/p>\r\n<p>Prolapso de \u00f3rganos p\u00e9lvicos (POP): La membrana perineal contribuye al soporte de los \u00f3rganos p\u00e9lvicos, en particular de la uretra y la vagina en las mujeres.\u00b2 La debilidad o el da\u00f1o de la membrana perineal y de las estructuras asociadas pueden contribuir a la aparici\u00f3n de un POP, en el que los \u00f3rganos p\u00e9lvicos descienden de su posici\u00f3n anat\u00f3mica normal.\u00b2<br \/>\r\nIncontinencia urinaria: La membrana perineal proporciona soporte a la uretra y est\u00e1 estrechamente relacionada con el esf\u00ednter uretral externo.\u00b9\u00b2 El da\u00f1o durante el parto u otros traumatismos puede alterar el soporte uretral y la funci\u00f3n del esf\u00ednter, lo que provoca incontinencia urinaria de esfuerzo.<br \/>\r\nTraumatismo obst\u00e9trico: La membrana perineal es vulnerable a lesiones durante el parto vaginal, como desgarros o episiotom\u00eda.\u00b2 Estos traumatismos pueden afectar a su integridad estructural y contribuir a la disfunci\u00f3n del suelo p\u00e9lvico posparto, con dolor, incontinencia y prolapso. Comprender su anatom\u00eda es crucial para el tratamiento y la reparaci\u00f3n de las lesiones perineales.\u00b2<br \/>\r\nProcedimientos quir\u00fargicos: Los cirujanos que operan en la regi\u00f3n perineal (p. ej., por afecciones urol\u00f3gicas, ginecol\u00f3gicas o colorrectales) deben conocer a fondo la anatom\u00eda de la membrana perineal para evitar lesiones iatrog\u00e9nicas y reparar eficazmente los defectos del suelo p\u00e9lvico.\u00b9\u00b2 Los procedimientos para el POP o la incontinencia a menudo implican estructuras relacionadas con la membrana perineal.<br \/>\r\nS\u00edndromes de dolor perineal: El dolor perineal cr\u00f3nico puede estar relacionado en ocasiones con alteraciones de la membrana perineal o de los nervios y m\u00fasculos de su entorno, aunque se trata de un \u00e1mbito complejo en el que a menudo intervienen m\u00faltiples factores.<br \/>\r\nDiagn\u00f3stico por imagen: Las t\u00e9cnicas de imagen como la RM pueden utilizarse para visualizar la membrana perineal y las estructuras circundantes, lo que ayuda en el diagn\u00f3stico de los trastornos del suelo p\u00e9lvico y orienta la planificaci\u00f3n quir\u00fargica.\u00b2<br \/>\r\nTerminolog\u00eda anat\u00f3mica: El cambio de terminolog\u00eda de \u00abdiafragma urogenital\u00bb a \u00abmembrana perineal\u00bb refleja un conocimiento anat\u00f3mico m\u00e1s preciso, importante para una comunicaci\u00f3n clara entre los profesionales sanitarios y los investigadores.\u00b2\u2075 Aunque el t\u00e9rmino \u00abdiafragma urogenital\u00bb todav\u00eda se encuentra, especialmente en textos antiguos, se prefiere \u00abmembrana perineal\u00bb para designar esta capa fascial espec\u00edfica.<\/p>","gt-related-evidence":null,"gt-featured":false,"gt-ai-referenced":false,"gt-view-count":202},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.7 (Yoast SEO v28.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Urogenital Diaphragm: Anatomy &amp; 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