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A multi-modal approach for decision making in bladder cancer

Abstract

Bladder cancer remains a major global health challenge, characterized by diagnostic uncertainty, substantial treatment costs and high recurrence rates. Current diagnostic and treatment modalities, including cystoscopy, transurethral resection of bladder tumour and standard histopathology, have limitations, including the inability to detect flat lesions, frequent understaging and interobserver variability, highlighting a crucial need for improved approaches. Advances in artificial intelligence (AI), blue-light cystoscopy, narrow-band imaging, cytology and urinary markers show promise in enhancing early detection and diagnosis. Developments in multiparametric MRI, radiomics, genomics and AI-driven algorithms for histopathological analyses have demonstrated considerable improvements in staging and risk stratification of bladder tumours, enabling personalized therapy selection and prognostication. Despite these promising developments, challenges remain regarding standardization, external validation, cost-effectiveness and ethical considerations in clinical implementation. Future research should prioritize addressing these barriers through collaborative, multi-institutional studies and robust validation frameworks. Ultimately, adopting a comprehensive multimodal strategy, such as proposed, novel, multimodal decision-making frameworks in which these advances and technologies are integrated, promises to considerably advance precision oncology in bladder cancer, improving patient outcomes and reducing health care burdens.

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Fig. 1: The Vesical Imaging-Reporting and Data System for assessing muscle invasion in bladder cancer.
Fig. 2: Clinical decision-making algorithm showing how emerging technology can be used at each stage of detecting and investigating bladder cancer.
Fig. 3: Clinical decision-making algorithm showing how emerging technology can be integrated into each stage of treatment planning and staging for non-muscle-invasive bladder cancer.
Fig. 4: Clinical decision-making algorithm explaining how emerging technology can be integrated into each stage of treatment planning and staging for muscle-invasive bladder cancer.
Fig. 5: Clinical decision-making algorithm for personalized management of metastatic urothelial carcinoma.

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H.A.-S., H.D., O.O., A.G., G.L.B., S.W., J.W., J.T., N.V. and S.A. researched data for the article. H.A.-S., H.D., O.O., S.O., G.L.B., J.T. and S.A. contributed substantially to discussion of the content. H.A.-S., H.D., O.O., S.O., A.G., G.L.B., J.W., J.T. and S.A. wrote the article H.A.-S., H.D., S.O., A.G., G.L.B., S.W., A.H., J.W., J.T. N.V., E.E. S.B. and S.A. reviewed and/or edited the manuscript before submission.

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G.L.B. reports receiving personal fees from advisory boards for Accord, AstraZeneca, Amgen and Merck; and from speaker bureaus for Astellas, AstraZeneca, Amgen, Bayer, Merck, Novartis and Pfizer. G.L.B. holds four patents with ST Microelectronics and has received travel and accommodation support for scientific conferences from Accord, Merck and Janssen. J.T. reports receiving honoraria for lectures from Astellas, Boston Scientific, Combat Medical, Ferring, Ipsen, Janssen, Olympus and Sanofi; consultancy or advisory board fees from Astellas, Aulea Medical, CMR Robotics, Combat Medical, EQT, Ferring, Illumicell AI, Janssen, MRI PRO, MedTech Syndicates, Merck Sharp & Dohme, Phase Scientific and Procept BioRobotics; and research grant support from Baxter, Bristol-Myers Squibb, Ferring, Janssen, Merck Sharp & Dohme, Karl Storz and Olympus. The other authors declare no competing interests.

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Al-Sattar, H., Ding, H., Okoli, O. et al. A multi-modal approach for decision making in bladder cancer. Nat Rev Urol (2026). https://doi.org/10.1038/s41585-025-01122-7

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