Efecto de la reparación del defecto del tabique auricular en la geometría ventricular izquierda y el grado de prolapso de la válvula mitral
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Updated: Jul 30, 2026
07:41
Echocardiographic Evaluation of Atrial Communications before Transcatheter Closure
Published on: February 8, 2022
Circulation
|May 1, 1980
Resumen
El cierre quirúrgico de los defectos del tabique auricular (ASD) mejora la geometría ventricular izquierda. En pacientes con prolapso de la válvula mitral, el cierre de ASD reduce significativamente la gravedad del prolapso, mejorando la función cardíaca.
Área de la Ciencia:
- Cardiología Cardiología.
- Cirugía cardíaca Cirugía cardíaca.
- La ecocardiografía es una ecocardiografía.
Sus antecedentes:
- Los defectos del tabique auricular (ASD) pueden afectar la geometría y la función del ventrículo izquierdo.
- El prolapso de la válvula mitral (PVM) es una posible complicación o condición asociada en pacientes con TEA.
Objetivo del estudio:
- Para evaluar los efectos del cierre quirúrgico de ASD en la geometría ventricular izquierda.
- Para evaluar el impacto del cierre de ASD en el grado de prolapso de la válvula mitral.
Principales métodos:
- Se utilizaron ecocardiografías transversales y de modo M en 14 pacientes.
- Las mediciones incluyeron el área sistólica de la válvula mitral (MVAS) y la excentricidad ventricular izquierda.
- Los ecocardiogramas se realizaron antes de la operación y 7 días después de la operación.
Principales resultados:
- El 50% de los pacientes tenían prolapso de la válvula mitral preoperatorio (MVAS 0.3 +/- 3.1).
- Posoperatorio, el prolapso disminuyó o se resolvió en el 86% (MVAS aumentó a 14,7 +/- 4,4).
- La excentricidad ventricular izquierda se normalizó (1.34 preop vs. 1.06 postoperatorio), y la curvatura septal mejoró.
Conclusiones:
- El cierre quirúrgico de ASD normaliza la geometría ventricular izquierda.
- El cierre de ASD está asociado con una reducción significativa en el grado de prolapso de la válvula mitral.
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