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[Comparación de los resultados clínicos entre la terapia neoadyuvante y la cirugía inicial en el cáncer de páncreas
1Department of Hepatobiliary and Pancreatic Surgery & Retroperitoneal Tumor Surgery,Affiliated Hospital of Qingdao University,Qingdao 266001,China.
Zhonghua wai ke za zhi [Chinese journal of surgery]
|February 10, 2026
Resumen
La terapia neoadyuvante (NAT) para el cáncer de páncreas resecable mejora las tasas de resección R0 y pN0 sin aumentar las complicaciones o la mortalidad en comparación con la cirugía inicial (EE.UU.). Se necesitan más ECA de alta calidad para la validación.
Área de la Ciencia:
- Oncología Oncología.
- Oncología Quirúrgica Oncología Quirúrgica.
- Gastroenterología y Gastroenterología.
Sus antecedentes:
- El cáncer de páncreas sigue siendo un desafío significativo para la salud con opciones de tratamiento limitadas.
- La cirugía frontal (EUA) es un enfoque tradicional para el cáncer de páncreas resecable.
- La terapia neoadyuvante (NAT) es una estrategia emergente que tiene como objetivo mejorar los resultados quirúrgicos.
Objetivo del estudio:
- Para comparar sistemáticamente los resultados clínicos de la terapia neoadyuvante (NAT) frente a la cirugía inicial (US) en pacientes con cáncer de páncreas resecable.
- Para evaluar la supervivencia global (OS), la tasa de resección R0, la tasa de pN0, la tasa de complicaciones postoperatorias y la mortalidad a los 90 días.
- Para sintetizar la evidencia de ensayos controlados aleatorios (ECA) de alta calidad.
Principales métodos:
- Se realizó un metanálisis exhaustivo de ECA, buscando en múltiples bases de datos.
- Los criterios de inclusión se centraron en ECA comparando NAT con US en cáncer de páncreas resecable.
- La extracción de datos y la evaluación de la calidad fueron realizadas de forma independiente por dos investigadores.
- Los análisis estadísticos incluyeron ratios de peligrosidad (HR) para el OS y ratios de riesgo (RR) para otros resultados, con evaluaciones de heterogeneidad y sesgo.
Principales resultados:
- Se analizaron siete ECA con 1.026 pacientes.
- Después de abordar la heterogeneidad, NAT mejoró significativamente la OS (HR = 0,75, P = 0,003).
- NAT aumentó significativamente la tasa de resección de R0 (RR=1.28, P=0.008) y la tasa de pN0 (RR=2.12, P<0.01).
- No se observaron diferencias significativas en las tasas de complicaciones postoperatorias o en la mortalidad a los 90 días.
Conclusiones:
- La terapia neoadyuvante (NAT) ofrece ventajas significativas sobre la cirugía inicial (EE.UU.) para el cáncer de páncreas resecable.
- NAT mejora los resultados quirúrgicos clave, incluida la resección R0 y las tasas pN0.
- NAT no aumenta las complicaciones postoperatorias o la mortalidad, lo que sugiere un paradigma de tratamiento potencialmente superior.
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