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El aumento de la edad y la mortalidad asociados con los carcinomas cervicales negativos para el ARN del papilomavirus
1Division of Medical Virology, Royal Adelaide Hospital, South Australia, Australia.
Lancet (London, England)
|October 12, 1991
Resumen
La presencia de ARN del virus del papiloma humano (VPH) en el cáncer de cuello uterino está relacionada con un mejor pronóstico, ya que las pacientes con ARN-VPH positivo son más jóvenes y sobreviven más tiempo. El estado negativo de HPV-RNA es un factor de riesgo independiente para los peores resultados de supervivencia.
Área de la Ciencia:
- Oncología Oncología.
- Virología Virología.
- Patología Patología Patología.
Sus antecedentes:
- El valor pronóstico del virus del papiloma humano (VPH) en el carcinoma cervical sigue siendo objeto de debate.
- Comprender el papel del VPH en la progresión del cáncer cervical es crucial para las terapias dirigidas.
Objetivo del estudio:
- Investigar la asociación entre la presencia de ARN del VPH y la supervivencia en pacientes con cáncer cervical.
- Para identificar el ARN del VPH como un potencial biomarcador pronóstico para el carcinoma cervical.
Principales métodos:
- Análisis retrospectivo de 212 pacientes con carcinoma cervical con hasta 6 años de seguimiento.
- Hibridación in situ utilizando ribosondas etiquetadas con 125I para detectar el ARN del VPH en muestras de biopsia tumoral.
Principales resultados:
- Los pacientes positivos para el HPV-ARN eran significativamente más jóvenes en el momento del diagnóstico (p < 0,001).
- La ausencia de ARN del VPH y el estadio avanzado de FIGO fueron factores de riesgo independientes para una peor supervivencia.
- No se observaron diferencias significativas en la supervivencia entre los tipos de VPH 16, 18, 31 o 33.
Conclusiones:
- Los pacientes con cáncer de cuello uterino pueden estratificarse en grupos de VIH-ARN positivo (mejor pronóstico) y VIH-ARN negativo (menor pronóstico).
- El estado del ARN del VPH podría informar estrategias de tratamiento personalizadas para el cáncer de cuello uterino.
- Se justifica una mayor investigación sobre los distintos enfoques terapéuticos para los cánceres de cuello uterino HPV-RNA positivos y negativos.
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