Resumen
Objetivo: Analizar la interacción entre la disbiosis vaginal y la infección por el virus del papiloma humano (VPH) en la génesis de lesiones precancerosas del cuello uterino. Revisión Bibliográfica: La literatura evidencia que una microbiota vaginal equilibrada, compuesta mayoritariamente por Lactobacillus spp., es esencial para mantener el pH ácido e inhibir la colonización por patógenos. La disbiosis, caracterizada por la reducción de lactobacilos y el aumento de anaerobios como Gardnerella y Prevotella, favorece la inflamación crónica, degrada la barrera epitelial y facilita la persistencia del VPH. Estudios recientes demuestran que los perfiles microbianos dominados por anaerobios (CST III y IV) están fuertemente asociados a la infección persistente y a la progresión de lesiones intraepiteliales cervicales de alto grado. Consideraciones Finales: Se puede considerar que la disbiosis vaginal actúa como un cofactor importante en la oncogénesis cervical, contribuyendo a la persistencia del VPH y a la progresión de las lesiones. De este modo, la modulación de la microbiota vaginal surge como una estrategia prometedora para la prevención, el diagnóstico precoz y el tratamiento complementario del cáncer de cuello uterino.
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