ESTRO 2025 - Abstract Book

S3519

Physics - Optimisation, algorithms and applications for ion beam treatment planning

ESTRO 2025

Conclusion: The proposed beamlet-free adaptive workflow achieved high CTV coverage and maintained comparable OAR sparing, demonstrating its potential for efficient real-time plan adaptation during treatment delivery.

Keywords: Beamlet-free, Real-time adaptation

References: [1] Pross D, Wuyckens S, Deffet S, Sterpin E, Lee JA, Souris K. Technical note: Beamlet ‐ free optimization for Monte ‐ Carlo ‐ based treatment planning in proton therapy. Medical Physics 2024;51:485–93. https://doi.org/10.1002/mp.16813. [2] Wuyckens S, Dasnoy D, Janssens G, Hamaide V, Huet M, Loÿen E, et al. OpenTPS -- Open-source treatment planning system for research in proton therapy 2023. https://doi.org/10.48550/arXiv.2303.00365.