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A trial to improve radiotherapy treatment for bladder cancer (IDEAL)

Overview

Cancer types:

Bladder cancer, Transitional cell cancer

Status:

Results

Phase:

Phase 1

Details

This trial looked at a different way to plan radiotherapy treatment for bladder cancer. This is so the doctors can target the area of cancer more accurately.

People could join the trial between 2009 and 2015. The team published the first results in 2016 and the final results in 2025.

Recruitment start: 1 January 2009

Recruitment end: 31 March 2015

How to join

Please note: In order to join a trial you will need to discuss it with your doctor, unless otherwise specified.

Chief investigators

Professor Robert Huddart

Supported by

Cancer Research UK

Institute of Cancer Research (ICR)

NIHR Clinical Research Network: Cancer

Royal College of Radiologists

The Royal Marsden NHS Foundation Trust

Last reviewed: 21 Jan 2026

CRUK internal database number: 4165

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