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El prolapso de órganos pélvicos (POP) después de la histerectomía puede complicar la radioterapia. Un enfoque no quirúrgico con pesario restauró la anatomía, mejorando la planificación de la radioterapia y reduciendo la toxicidad sin retraso en el tratamiento.

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Área de la Ciencia:

  • Oncología Ginecológica
  • Oncología de Radioterapia
  • Física Médica

Sus antecedentes:

  • El prolapso de órganos pélvicos (POP) después de la histerectomía es una complicación rara.
  • El POP puede complicar la radioterapia externa adyuvante (EBRT) para el cáncer de endometrio al aumentar la exposición a la radiación y la toxicidad.
  • La corrección quirúrgica del POP puede retrasar la terapia adyuvante necesaria.

Objetivo del estudio:

  • Describir un método no quirúrgico que utiliza un pesario vaginal para manejar el POP antes de la EBRT.
  • Evaluar la viabilidad y el impacto del uso de pesarios en la planificación y administración de la EBRT.
  • Optimizar la radioterapia en pacientes con anatomía pos-histerectomía compleja.

Principales métodos:

  • Se utilizó un pesario vaginal para reposicionar no quirúrgicamente los órganos prolapsados.
  • Se realizó la planificación de la EBRT con el pesario en su lugar.
  • Se evaluaron las dosis de radiación a la vejiga, la vagina y el recto.

Principales resultados:

  • El reposicionamiento asistido por pesario fue técnicamente factible.
  • Se logró una mejor delineación del objetivo para la radioterapia de haz externo (EBRT).
  • Se observó una reducción de la exposición a altas dosis a la vejiga, la vagina y el recto.
  • No se informó retraso en el tratamiento ni aumento de la toxicidad.

Conclusiones:

  • El uso de pesarios es una estrategia simple y centrada en el paciente para manejar el POP pos-histerectomía.
  • Este enfoque facilita la planificación y administración óptima de la EBRT.
  • Minimiza la toxicidad de la radiación sin comprometer la oportunidad del tratamiento.