New radiation technique aims to cut bowel problems in bladder cancer treatment

NCT ID NCT07043543

First seen Jan 06, 2026 · Last updated May 13, 2026 · Updated 20 times

Summary

This study tests a new type of radiation therapy that adapts to the bladder's changing shape during treatment. The goal is to reduce bowel side effects like diarrhea in people with muscle-invasive bladder cancer who cannot have surgery. About 120 participants will be randomly assigned to standard or adaptive radiation, and researchers will compare how many have severe diarrhea.

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Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Centre Eugène Marquis

    Rennes, Ille et Vilaine, 35000, France

    Contact Email: •••••@•••••

  • Centre Georges François Leclerc

    Dijon, Côte d'or, 21079, France

    Contact Phone: •••-•••-•••• Email: •••••@•••••

  • Centre Henri Becquerel

    Rouen, Seine Maritime, 76038, France

    Contact Email: •••••@•••••

  • Centre Oscar Lambret

    Lille, Nord, 59000, France

    Contact Email: •••••@•••••

  • Centre de radiothérapie Bayard

    Villeurbanne, Rhone, 69100, France

    Contact Phone: •••-•••-•••• Email: •••••@•••••

  • Centre de radiothérapie Saint-Louis

    Toulon, Var, 83100, France

    Contact Phone: •••-•••-•••• Email: •••••@•••••

  • Hôpital Tenon

    Paris, Île-de-France Region, 75020, France

    Contact Phone: •••-•••-•••• Email: •••••@•••••

  • Institut Curie

    Saint-Cloud, Île-de-France Region, 92210, France

    Contact Email: •••••@•••••

  • Institut Sainte Catherine

    Avignon, Var, 84000, France

    Contact Phone: •••-•••-•••• Email: •••••@•••••

  • Institut de Cancérologie de l'Ouest

    Saint-Herblain, Loire Atlantique, 44800, France

    Contact Phone: •••-•••-•••• Email: •••••@•••••

  • Institut du Cancer de Montpellier

    Montpellier, Herault, 34298, France

    Contact Phone: •••-•••-•••• Email: •••••@•••••

Conditions

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