News|Videos|February 28, 2026 (Updated: March 2, 2026)

Dr Thomas Powles on ctDNA Dynamics in the IMvigor011 Trial

Fact checked by: Paige Britt

The phase 3 IMvigor011 trial represents a landmark shift toward personalized, biomarker-driven adjuvant therapy in muscle-invasive bladder cancer.

The phase 3 IMvigor011 (NCT04660344)1 trial, presented at the 2026 American Society of Clinical Oncology Genitourinary Cancers Symposium, represents a landmark shift toward personalized, biomarker-driven adjuvant therapy in muscle-invasive bladder cancer. While previous global trials for adjuvant atezolizumab (Tecentriq) failed to show a survival benefit in unselected populations, IMvigor011 confirms that targeting patients with molecular residual disease significantly improves outcomes.

Thomas Powles, MD, Barts Cancer Centre, Queen Mary University of London, discusses the safety and efficacy results of the trial.

REFERENCE
1. A study of atezolizumab versus placebo as adjuvant therapy in participants with high-risk muscle-invasive bladder cancer (MIBC) who are ctDNA positive following cystectomy (IMvigor011). ClinicalTrials.gov. Updated February 13, 2026. Accessed February 27, 2026. https://clinicaltrials.gov/study/NCT04660344

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